{
  "schema_version": 2,
  "model": "alibaba/qwen3.8-max",
  "outcome": {
    "status": "running"
  },
  "usage": {
    "input_tokens": 15227,
    "output_tokens": 5099,
    "cache_read_tokens": 34135,
    "cache_creation_tokens": 0,
    "cost_usd": 0.06958175
  },
  "messages": [
    {
      "role": "user",
      "content": "Recover the stateful primary failure in the contract appended below. Preserve customer data and prevent split brain. Speed matters, but only a durable, fenced topology can win.\n\n\nThe controller-owned referee is the only authority on completion. Do not stop after merely describing the work. Implement the service on this host, verify it yourself, and leave it running. You have no access to referee evidence or other competitors.\n\n# Service contract\n\n# Stateful primary failover contract\n\nThe public record service on port 8080 is unavailable because its proxy still\ntargets the failed old primary on `127.0.0.1:8081`. A healthy read-only replica\nis running on `127.0.0.1:8082`. Existing customer state is stored in\n`/var/lib/failover/records.sqlite3` and must not be discarded or replaced.\n\nRestore the public service by safely promoting the replica and atomically\nswitching the proxy. The replica reads its role from\n`/var/lib/failover/replica.role` on every request. It accepts writes only when\nthat file contains `primary`. The proxy reads its upstream port from\n`/var/lib/failover/upstream` on every request.\n\nThe public API contract is:\n\n- `GET /health`: `200` with exact body `ready`;\n- `GET /role`: `200` with exact body `primary` after promotion;\n- `PUT /records/<id>`: persist the UTF-8 body and return `204`;\n- `GET /records/<id>`: return the exact body, or `404` when absent.\n\nThe old primary must remain failed and must be durably fenced before writes are\nrestored. Preserve `/var/lib/failover/primary.failed`, create\n`/var/lib/failover/primary.fenced`, and do not make port 8081 listen again.\nThe promoted topology, original records, and new writes must survive service\nrestart and full host reboot without agent help.\n\n\nThe referee performs host reboot testing. Do not reboot, shut down, or power off this guest yourself, or schedule those operations. Leave the deployment running for the referee to test."
    },
    {
      "role": "assistant",
      "content": [
        {
          "type": "reasoning",
          "text": "Let's start by exploring the environment and understanding the current state of things.\n",
          "details": [
            {
              "format": "unknown",
              "index": 0,
              "text": "Let's start by exploring the environment and understanding the current state of things.\n",
              "type": "reasoning.text"
            }
          ]
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-99247c96e05e106e",
          "name": "Bash",
          "input": {
            "command": "ls -la /var/lib/failover/ 2>/dev/null; echo \"---\"; cat /var/lib/failover/replica.role 2>/dev/null; echo \"---\"; cat /var/lib/failover/upstream 2>/dev/null; echo \"---\"; ls -la /var/lib/failover/primary.failed 2>/dev/null",
            "description": "Inspect failover state directory"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-865b947b946b42ca",
          "name": "Bash",
          "input": {
            "command": "ss -tlnp 2>/dev/null | head -50; echo \"---PROCESSES---\"; ps aux | grep -Ei 'failover|proxy|replica|primary|8080|8081|8082' | grep -v grep",
            "description": "Check listening ports and related processes"
          }
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-99247c96e05e106e",
          "content": "total 28\ndrwxr-xr-x 2 root root  4096 Oct 13 00:47 .\ndrwxr-xr-x 9 root root  4096 Oct 13 00:47 ..\n-rw-r--r-- 1 root root     0 Oct 13 00:47 primary.failed\n-rw-r--r-- 1 root root 12288 Oct 13 00:47 records.sqlite3\n-rw-r--r-- 1 root root     8 Oct 13 00:47 replica.role\n-rw-r--r-- 1 root root     5 Oct 13 00:47 upstream\n---\nreplica\n---\n8081\n---\n-rw-r--r-- 1 root root 0 Oct 13 00:47 /var/lib/failover/primary.failed\n"
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-865b947b946b42ca",
          "content": "State  Recv-Q Send-Q Local Address:Port  Peer Address:PortProcess\nLISTEN 0      5            0.0.0.0:8080       0.0.0.0:*    users:((\"python\",pid=555,fd=3))\nLISTEN 0      128        127.0.0.1:18004      0.0.0.0:*    users:((\"sshd-session\",pid=645,fd=10))\nLISTEN 0      4096      127.0.0.54:53         0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=25))\nLISTEN 0      4096   127.0.0.53%lo:53         0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=23))\nLISTEN 0      4096         0.0.0.0:5355       0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=14))\nLISTEN 0      128          0.0.0.0:22         0.0.0.0:*    users:((\"sshd\",pid=572,fd=6))\nLISTEN 0      5          127.0.0.1:8082       0.0.0.0:*    users:((\"python\",pid=557,fd=3))\nLISTEN 0      4096            [::]:5355          [::]:*    users:((\"systemd-resolve\",pid=299,fd=16))\nLISTEN 0      128             [::]:22            [::]:*    users:((\"sshd\",pid=572,fd=7))\n---PROCESSES---\nroot         555  1.6  3.4 113184 24820 ?        Ss   00:47   0:00 /nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py\nroot         557  1.1  3.4  41384 25476 ?        Ss   00:47   0:00 /nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py\nroot         688  0.0  0.4   7980  3236 ?        Ss   00:47   0:00 bash -c chmod 0700 '/var/tmp/agents-of-empires-qwen/claux' '/var/tmp/agents-of-empires-qwen/strace' &&    cd /root &&    AI_GATEWAY_API_KEY=arena-proxy-placeholder '/var/tmp/agents-of-empires-qwen/claux' config init --provider vercel --model 'alibaba/qwen3.8-max' >/dev/null &&    sed -i 's#^base_url = .*#base_url = \"http://127.0.0.1:18004/v1\"#' /root/.config/claux/config.toml &&    sed -i 's/^native_tool_filesystem_policy = .*/native_tool_filesystem_policy = \"unrestricted\"/' /root/.config/claux/config.toml &&    sed -i 's/^bash_filesystem_policy = .*/bash_filesystem_policy = \"unrestricted\"/' /root/.config/claux/config.toml &&    profile=$(sed -n 's/^default_profile = \"\\([^\"]*\\)\"/\\1/p' /root/.config/claux/config.toml) &&    awk -v section=\"[model_profiles.${profile}]\" -v effort='xhigh' '{ print; if ($0 == section && effort != \"\") print \"reasoning_effort = \\\"\" effort \"\\\"\" }' /root/.config/claux/config.toml > /root/.config/claux/config.toml.partial &&    mv /root/.config/claux/config.toml.partial /root/.config/claux/config.toml &&    AI_GATEWAY_API_KEY=arena-proxy-placeholder '/var/tmp/agents-of-empires-qwen/strace' --seccomp-bpf -f -qq -s 4096 -e trace=execve -o '/var/tmp/agents-of-empires-qwen/exec.trace' '/var/tmp/agents-of-empires-qwen/claux' --print \"$(cat '/var/tmp/agents-of-empires-qwen/instruction.md')\" --permission-mode bypass --output-format json --transcript '/var/tmp/agents-of-empires-qwen/transcript.json' > '/var/tmp/agents-of-empires-qwen/result.json'\nroot         701  0.0  0.2   2772  1632 ?        S    00:47   0:00 /var/tmp/agents-of-empires-qwen/strace --seccomp-bpf -f -qq -s 4096 -e trace=execve -o /var/tmp/agents-of-empires-qwen/exec.trace /var/tmp/agents-of-empires-qwen/claux --print Recover the stateful primary failure in the contract appended below. Preserve customer data and prevent split brain. Speed matters, but only a durable, fenced topology can win.   The controller-owned referee is the only authority on completion. Do not stop after merely describing the work. Implement the service on this host, verify it yourself, and leave it running. You have no access to referee evidence or other competitors.  # Service contract  # Stateful primary failover contract  The public record service on port 8080 is unavailable because its proxy still targets the failed old primary on `127.0.0.1:8081`. A healthy read-only replica is running on `127.0.0.1:8082`. Existing customer state is stored in `/var/lib/failover/records.sqlite3` and must not be discarded or replaced.  Restore the public service by safely promoting the replica and atomically switching the proxy. The replica reads its role from `/var/lib/failover/replica.role` on every request. It accepts writes only when that file contains `primary`. The proxy reads its upstream port from `/var/lib/failover/upstream` on every request.  The public API contract is:  - `GET /health`: `200` with exact body `ready`; - `GET /role`: `200` with exact body `primary` after promotion; - `PUT /records/<id>`: persist the UTF-8 body and return `204`; - `GET /records/<id>`: return the exact body, or `404` when absent.  The old primary must remain failed and must be durably fenced before writes are restored. Preserve `/var/lib/failover/primary.failed`, create `/var/lib/failover/primary.fenced`, and do not make port 8081 listen again. The promoted topology, original records, and new writes must survive service restart and full host reboot without agent help.   The referee performs host reboot testing. Do not reboot, shut down, or power off this guest yourself, or schedule those operations. Leave the deployment running for the referee to test. --permission-mode bypass --output-format json --transcript /var/tmp/agents-of-empires-qwen/transcript.json\nroot         705  1.4  2.6 104020 19544 ?        Sl   00:47   0:00 /var/tmp/agents-of-empires-qwen/claux --print Recover the stateful primary failure in the contract appended below. Preserve customer data and prevent split brain. Speed matters, but only a durable, fenced topology can win.   The controller-owned referee is the only authority on completion. Do not stop after merely describing the work. Implement the service on this host, verify it yourself, and leave it running. You have no access to referee evidence or other competitors.  # Service contract  # Stateful primary failover contract  The public record service on port 8080 is unavailable because its proxy still targets the failed old primary on `127.0.0.1:8081`. A healthy read-only replica is running on `127.0.0.1:8082`. Existing customer state is stored in `/var/lib/failover/records.sqlite3` and must not be discarded or replaced.  Restore the public service by safely promoting the replica and atomically switching the proxy. The replica reads its role from `/var/lib/failover/replica.role` on every request. It accepts writes only when that file contains `primary`. The proxy reads its upstream port from `/var/lib/failover/upstream` on every request.  The public API contract is:  - `GET /health`: `200` with exact body `ready`; - `GET /role`: `200` with exact body `primary` after promotion; - `PUT /records/<id>`: persist the UTF-8 body and return `204`; - `GET /records/<id>`: return the exact body, or `404` when absent.  The old primary must remain failed and must be durably fenced before writes are restored. Preserve `/var/lib/failover/primary.failed`, create `/var/lib/failover/primary.fenced`, and do not make port 8081 listen again. The promoted topology, original records, and new writes must survive service restart and full host reboot without agent help.   The referee performs host reboot testing. Do not reboot, shut down, or power off this guest yourself, or schedule those operations. Leave the deployment running for the referee to test. --permission-mode bypass --output-format json --transcript /var/tmp/agents-of-empires-qwen/transcript.json\n"
        }
      ]
    },
    {
      "role": "assistant",
      "content": [
        {
          "type": "reasoning",
          "text": "Current state:\n- Proxy running on port 8080 (python, /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py)\n- Replica running on 127.0.0.1:8082 (python, /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py)\n- Old primary on 8081 is not listening (down)\n- `/var/lib/failover/replica.role` = \"replica\"\n- `/var/lib/failover/upstream` = \"8081\"\n- `/var/lib/failover/primary.failed` exists (empty file)\n- `/var/lib/failover/records.sqlite3` exists\n\nPlan:\n1. Read the source code of the proxy and replica to understand how they behave.\n2. Confirm how they are being launched (systemd? Check the units).\n3. Fence the old primary: create `/var/lib/failover/primary.fenced` and maintain `primary.failed`. Also confirm that 8081 never listens again — for example, check whether there's a unit/service for the old primary that could restart it. If there is, disable/mask it.\n4. Promote the replica: atomically write `primary` to `/var/lib/failover/replica.role` (write to a temp file in the same directory, then rename).\n5. Switch the proxy: atomically write `8082` to `/var/lib/failover/upstream`.\n6. Validate the API: GET /health = ready, GET /role = primary, round-trip of PUT/GET records, 404 on non-existent ones.\n7. Durability across restarts and reboots: confirm that the replica and proxy auto-start (systemd units?). The replica reads the role file on each request, and the proxy reads upstream on each request, so the files are persisted on disk. However, we need to confirm that the services themselves restart on reboot. Check systemd units.\n\nLet's check the proxy and replica scripts and systemd.\n",
          "details": [
            {
              "format": "unknown",
              "index": 0,
              "text": "Current state:\n- Proxy running on port 8080 (python, /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py)\n- Replica running on 127.0.0.1:8082 (python, /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py)\n- Old primary on 8081 is not listening (down)\n- `/var/lib/failover/replica.role` = \"replica\"\n- `/var/lib/failover/upstream` = \"8081\"\n- `/var/lib/failover/primary.failed` exists (empty file)\n- `/var/lib/failover/records.sqlite3` exists\n\nPlan:\n1. Read the source code of the proxy and replica to understand how they behave.\n2. Confirm how they are being launched (systemd? Check the units).\n3. Fence the old primary: create `/var/lib/failover/primary.fenced` and maintain `primary.failed`. Also confirm that 8081 never listens again — for example, check whether there's a unit/service for the old primary that could restart it. If there is, disable/mask it.\n4. Promote the replica: atomically write `primary` to `/var/lib/failover/replica.role` (write to a temp file in the same directory, then rename).\n5. Switch the proxy: atomically write `8082` to `/var/lib/failover/upstream`.\n6. Validate the API: GET /health = ready, GET /role = primary, round-trip of PUT/GET records, 404 on non-existent ones.\n7. Durability across restarts and reboots: confirm that the replica and proxy auto-start (systemd units?). The replica reads the role file on each request, and the proxy reads upstream on each request, so the files are persisted on disk. However, we need to confirm that the services themselves restart on reboot. Check systemd units.\n\nLet's check the proxy and replica scripts and systemd.\n",
              "type": "reasoning.text"
            }
          ]
        },
        {
          "type": "text",
          "text": "\n\nCurrent state confirmed: proxy on 8080 targets dead 8081, replica on 8082 in `replica` role, `primary.failed` exists. Let me examine the service scripts and how they're supervised.\n\n\n\n"
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-86211668cfb30cdb",
          "name": "Bash",
          "input": {
            "command": "cat /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py",
            "description": "Read proxy source"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-aed85f85ce431fed",
          "name": "Bash",
          "input": {
            "command": "cat /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py",
            "description": "Read replica source"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-a09198a8b7e13e44",
          "name": "Bash",
          "input": {
            "command": "systemctl list-units --all --no-pager 2>/dev/null | grep -Ei 'failover|proxy|replica|primary'; echo \"---\"; systemctl list-unit-files --no-pager 2>/dev/null | grep -Ei 'failover|proxy|replica|primary'; echo \"---\"; ls /etc/systemd/system/ 2>/dev/null",
            "description": "Find systemd units for the services"
          }
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-86211668cfb30cdb",
          "content": "import http.client\nfrom http.server import BaseHTTPRequestHandler, ThreadingHTTPServer\nUPSTREAM = \"/var/lib/failover/upstream\"\nclass Handler(BaseHTTPRequestHandler):\n    def forward(self):\n        try:\n            with open(UPSTREAM) as source: port = int(source.read().strip())\n            body = self.rfile.read(int(self.headers.get(\"Content-Length\", \"0\")))\n            connection = http.client.HTTPConnection(\"127.0.0.1\", port, timeout=2)\n            connection.request(self.command, self.path, body=body)\n            response = connection.getresponse(); data = response.read()\n            self.send_response(response.status); self.send_header(\"Content-Length\", str(len(data))); self.end_headers(); self.wfile.write(data)\n            connection.close()\n        except Exception:\n            self.send_response(502); self.send_header(\"Content-Length\", \"0\"); self.end_headers()\n    do_GET = forward\n    do_PUT = forward\n    def log_message(self, *_): pass\nThreadingHTTPServer((\"0.0.0.0\", 8080), Handler).serve_forever()\n"
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-aed85f85ce431fed",
          "content": "import sqlite3\nfrom http.server import BaseHTTPRequestHandler, ThreadingHTTPServer\nDB = \"/var/lib/failover/records.sqlite3\"\nROLE = \"/var/lib/failover/replica.role\"\ndef role():\n    with open(ROLE) as source: return source.read().strip()\ndef database():\n    connection = sqlite3.connect(DB, timeout=10)\n    connection.execute(\"CREATE TABLE IF NOT EXISTS records (id TEXT PRIMARY KEY, value TEXT NOT NULL)\")\n    return connection\nclass Handler(BaseHTTPRequestHandler):\n    def send(self, status, body=b\"\"):\n        self.send_response(status); self.send_header(\"Content-Length\", str(len(body))); self.end_headers(); self.wfile.write(body)\n    def do_GET(self):\n        if self.path == \"/health\": self.send(200, b\"ready\"); return\n        if self.path == \"/role\": self.send(200, role().encode()); return\n        if self.path.startswith(\"/records/\"):\n            connection = database(); row = connection.execute(\"SELECT value FROM records WHERE id=?\", (self.path[9:],)).fetchone(); connection.close()\n            self.send(404 if row is None else 200, b\"\" if row is None else row[0].encode()); return\n        self.send(404)\n    def do_PUT(self):\n        if not self.path.startswith(\"/records/\"): self.send(404); return\n        if role() != \"primary\": self.send(503, b\"read-only\"); return\n        value = self.rfile.read(int(self.headers.get(\"Content-Length\", \"0\"))).decode(); connection = database()\n        connection.execute(\"INSERT INTO records(id,value) VALUES(?,?) ON CONFLICT(id) DO UPDATE SET value=excluded.value\", (self.path[9:], value))\n        connection.commit(); connection.close(); self.send(204)\n    def log_message(self, *_): pass\nThreadingHTTPServer((\"127.0.0.1\", 8082), Handler).serve_forever()\n"
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-a09198a8b7e13e44",
          "content": "  failover-proxy.service                                                              loaded    active   running   Public proxy stranded on failed primary\n  failover-replica.service                                                            loaded    active   running   Healthy read-only failover replica\n  failover-seed.service                                                               loaded    active   exited    Seed failed-primary topology and replicated state\n---\nfailover-proxy.service                      enabled         ignored\nfailover-replica.service                    enabled         ignored\nfailover-seed.service                       enabled         ignored\n---\nautovt@.service\nbasic.target\nblk-availability.service\nbluetooth.target\nboot-complete.target\ncapsule@.service\ncapsule.slice\nconsole-getty.service\ncontainer-getty@.service\ncontainer-getty@.service.d\ncryptsetup-pre.target\ncryptsetup.target\nctrl-alt-del.target\ndbus-broker.service\ndbus-broker.service.d\ndbus-org.freedesktop.hostname1.service\ndbus-org.freedesktop.import1.service\ndbus-org.freedesktop.locale1.service\ndbus-org.freedesktop.login1.service\ndbus-org.freedesktop.machine1.service\ndbus-org.freedesktop.network1.service\ndbus-org.freedesktop.portable1.service\ndbus-org.freedesktop.resolve1.service\ndbus-org.freedesktop.timedate1.service\ndbus.service\ndbus.service.d\ndbus.socket\ndebug-shell.service\ndefault.target\ndefault.target.wants\ndev-hugepages.mount\ndev-mqueue.mount\nemergency.service\nemergency.target\nexit.target\nfactory-reset.target\nfactory-reset.target.wants\nfailover-proxy.service\nfailover-replica.service\nfailover-seed.service\nfinal.target\nfirewall.service\nfirst-boot-complete.target\nfs.target\nfstrim.service\nfstrim.timer\nfstrim.timer.d\ngenerate-shutdown-ramfs.service\ngetty-pre.target\ngetty@.service\ngetty@.service.d\ngetty.target\ngetty.target.d\ngraphical.target\nhalt.target\nhibernate.target\nhybrid-sleep.target\nkexec.target\nkexec.target.wants\nkeys.target\nkmod-static-nodes.service\nkmod-static-nodes.service.d\nlastlog2-import.service\nlastlog2-import.service.d\nlinger-users.service\nlocal-fs-pre.target\nlocal-fs.target\nlocal-fs.target.d\nlocal-fs.target.wants\nlogrotate-checkconf.service\nlogrotate.service\nlogrotate.timer\nlvm-devices-import.path\nlvm-devices-import.service\nmachine.slice\nmachines.target\nmodprobe@.service\nmodprobe@.service.d\nmulti-user.target\nmulti-user.target.d\nmulti-user.target.wants\nnetwork-local-commands.service\nnetwork-online.target\nnetwork-online.target.wants\nnetwork-pre.target\nnetwork.target\nnetwork.target.wants\nnix-daemon.service\nnix-daemon.service.d\nnix-daemon.socket\nnix-daemon.socket.d\nnix-gc.service\nnix-optimise.service\nnscd.service\nnss-lookup.target\nnss-lookup.target.requires\nnss-user-lookup.target\nnss-user-lookup.target.requires\npaths.target\npost-boot.service\npoweroff.target\nprepare-kexec.service\nprinter.target\nqemu-guest-agent.service\nreboot.target\nregister-nix-paths.service\nreload-systemd-vconsole-setup.service\nremote-cryptsetup.target\nremote-fs-pre.target\nremote-fs.target\nremote-fs.target.d\nrescue.service\nrescue.target\nrpcbind.target\nrun-initramfs.mount\nrun-wrappers.mount\nserial-getty@.service\nserial-getty@.service.d\nshutdown.target\nshutdown.target.wants\nsigpwr.target\nsleep-actions.service\nsleep.target\nsleep.target.wants\n-.slice\nslices.target\nsmartcard.target\nsockets.target\nsockets.target.wants\nsoft-reboot.target\nsound.target\nsshd-keygen.service\nsshd.service\nsshd@.service\nsshd-vsock@.service.d\nsshd-vsock.socket.d\nsuid-sgid-wrappers.service\nsuspend.target\nsuspend-then-hibernate.target\nswap.target\nsys-fs-fuse-connections.mount\nsysinit-reactivation.target\nsysinit-reactivation.target.requires\nsysinit.target\nsysinit.target.wants\nsys-kernel-config.mount\nsys-kernel-debug.mount\nsys-kernel-tracing.mount\nsyslog.socket\nsystemd-ask-password-console.path\nsystemd-ask-password-console.service\nsystemd-ask-password@.service\nsystemd-ask-password.socket\nsystemd-ask-password-wall.path\nsystemd-ask-password-wall.service\nsystemd-backlight@.service\nsystemd-backlight@.service.d\nsystemd-bless-boot.service\nsystemd-bootctl@.service\nsystemd-bootctl.socket\nsystemd-boot-random-seed.service\nsystemd-boot-random-seed.service.d\nsystemd-coredump@.service\nsystemd-coredump.socket\nsystemd-creds@.service\nsystemd-creds.socket\nsystemd-exit.service\nsystemd-factory-reset-reboot.service\nsystemd-factory-reset-request.service\nsystemd-factory-reset@.service\nsystemd-factory-reset.socket\nsystemd-fsck-root.service\nsystemd-fsck@.service\nsystemd-fsck@.service.d\nsystemd-growfs-root.service\nsystemd-growfs@.service\nsystemd-halt.service\nsystemd-hibernate-clear.service\nsystemd-hibernate.service\nsystemd-hostnamed.service\nsystemd-hostnamed.service.d\nsystemd-hostnamed.socket\nsystemd-hybrid-sleep.service\nsystemd-importd.service\nsystemd-importd.service.d\nsystemd-importd.socket\nsystemd-journal-catalog-update.service\nsystemd-journalctl@.service\nsystemd-journalctl.socket\nsystemd-journald-audit.socket\nsystemd-journald-audit.socket.d\nsystemd-journald-dev-log.socket\nsystemd-journald.service\nsystemd-journald@.service\nsystemd-journald.service.d\nsystemd-journald@.service.d\nsystemd-journald.service.wants\nsystemd-journald.socket\nsystemd-journald@.socket\nsystemd-journald-sync@.service\nsystemd-journald-varlink@.socket\nsystemd-journal-flush.service\nsystemd-journal-flush.service.d\nsystemd-kexec.service\nsystemd-localed.service\nsystemd-localed.service.d\nsystemd-logind.service\nsystemd-logind.service.d\nsystemd-machined.service\nsystemd-machined.socket\nsystemd-machine-id-commit.service\nsystemd-makefs@.service.d\nsystemd-mkswap@.service.d\nsystemd-modules-load.service\nsystemd-modules-load.service.d\nsystemd-mute-console@.service\nsystemd-mute-console.socket\nsystemd-networkd-persistent-storage.service\nsystemd-networkd-resolve-hook.socket\nsystemd-networkd.service\nsystemd-networkd.service.d\nsystemd-networkd.socket\nsystemd-networkd.socket.d\nsystemd-networkd-varlink-metrics.socket\nsystemd-networkd-varlink-metrics.socket.d\nsystemd-networkd-varlink.socket\nsystemd-networkd-wait-online.service\nsystemd-networkd-wait-online@.service\nsystemd-networkd-wait-online.service.d\nsystemd-networkd-wait-online@.service.d\nsystemd-nspawn@.service\nsystemd-nspawn@.service.d\nsystemd-oomd.service\nsystemd-oomd.service.d\nsystemd-oomd.socket\nsystemd-pcrextend@.service\nsystemd-pcrextend.socket\nsystemd-pcrlock@.service\nsystemd-pcrlock.socket\nsystemd-pcrlogin@.service\nsystemd-portabled.service\nsystemd-poweroff.service\nsystemd-pstore.service\nsystemd-pstore.service.d\nsystemd-random-seed.service\nsystemd-random-seed.service.d\nsystemd-reboot.service\nsystemd-remount-fs.service\nsystemd-remount-fs.service.d\nsystemd-repart@.service\nsystemd-repart.socket\nsystemd-resolved-monitor.socket\nsystemd-resolved.service\nsystemd-resolved.service.d\nsystemd-resolved-varlink.socket\nsystemd-rfkill.service\nsystemd-rfkill.socket\nsystemd-soft-reboot.service\nsystemd-suspend.service\nsystemd-suspend-then-hibernate.service\nsystemd-sysctl.service\nsystemd-sysctl.service.d\nsystemd-timedated.service\nsystemd-timedated.service.d\nsystemd-tmpfiles-clean.service\nsystemd-tmpfiles-clean.timer\nsystemd-tmpfiles-resetup.service\nsystemd-tmpfiles-setup-dev-early.service\nsystemd-tmpfiles-setup-dev.service\nsystemd-tmpfiles-setup.service\nsystemd-tpm2-clear.service\nsystemd-tpm2-setup-early.service\nsystemd-tpm2-setup.service\nsystemd-udevd-control.socket\nsystemd-udevd-kernel.socket\nsystemd-udevd.service\nsystemd-udevd.service.d\nsystemd-udevd-varlink.socket\nsystemd-udev-trigger.service\nsystemd-update-done.service\nsystemd-update-utmp.service\nsystemd-update-utmp.service.d\nsystemd-user-sessions.service\nsystemd-user-sessions.service.d\nsystemd-vconsole-setup.service\nsystem.slice\ntimers.target\ntimers.target.wants\ntime-set.target\ntime-sync.target\ntpm2.target\numount.target\nuser-runtime-dir@.service\nuser-runtime-dir@.service.d\nuser@.service\nuser@.service.d\nuser.slice\nuser.slice.d\nuuidd.service\nuuidd.socket\n"
        }
      ]
    },
    {
      "role": "assistant",
      "content": [
        {
          "type": "reasoning",
          "text": "The proxy and replica are systemd services and are enabled. Let's look at the unit files, specifically `failover-seed.service`, which \"seeds the failed primary topology and replication state\"——it might recreate state at boot and overwrite my role/upstream files. I need to check what it does at boot time.\n\nAlso, I'll check `post-boot.service`, which is in /etc/systemd/system.\n\nLet me read all three unit files.\n",
          "details": [
            {
              "format": "unknown",
              "index": 0,
              "text": "The proxy and replica are systemd services and are enabled. Let's look at the unit files, specifically `failover-seed.service`, which \"seeds the failed primary topology and replication state\"——it might recreate state at boot and overwrite my role/upstream files. I need to check what it does at boot time.\n\nAlso, I'll check `post-boot.service`, which is in /etc/systemd/system.\n\nLet me read all three unit files.\n",
              "type": "reasoning.text"
            }
          ]
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-8f62cfea66cb126c",
          "name": "Bash",
          "input": {
            "command": "cat /etc/systemd/system/failover-proxy.service /etc/systemd/system/failover-replica.service /etc/systemd/system/failover-seed.service",
            "description": "Read failover unit files"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-9040d54891dbf641",
          "name": "Bash",
          "input": {
            "command": "cat /etc/systemd/system/post-boot.service 2>/dev/null; echo \"---\"; systemctl cat post-boot.service 2>/dev/null; echo \"---wants---\"; ls -la /etc/systemd/system/multi-user.target.wants/ 2>/dev/null; ls -la /etc/systemd/system/default.target.wants/ 2>/dev/null",
            "description": "Inspect post-boot unit and wants symlinks"
          }
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-8f62cfea66cb126c",
          "content": "[Unit]\nAfter=failover-seed.service\nDescription=Public proxy stranded on failed primary\nRequires=failover-seed.service\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py\nRestart=always\nRestartSec=1\n\n[Install]\nWantedBy=multi-user.target\n[Unit]\nAfter=failover-seed.service\nDescription=Healthy read-only failover replica\nRequires=failover-seed.service\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py\nRestart=always\nRestartSec=1\n\n[Install]\nWantedBy=multi-user.target\n[Unit]\nBefore=failover-replica.service failover-proxy.service\nDescription=Seed failed-primary topology and replicated state\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start \nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n"
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-9040d54891dbf641",
          "content": "[Unit]\nDescription=Post-Boot Actions\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nX-RestartIfChanged=false\nExecStart=/nix/store/ir8mnq2xq8pn9csbka6yhrb3vvm6pckw-unit-script-post-boot-start/bin/post-boot-start \nExecStop=/nix/store/zr7nalpvziqwnx8gw4h9br9mr29bshaj-unit-script-post-boot-pre-stop/bin/post-boot-pre-stop\nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n---\n# /etc/systemd/system/post-boot.service -> /nix/store/r54b786llw1gb1klkx8f2h9rvxhf510k-unit-post-boot.service/post-boot.service\n[Unit]\nDescription=Post-Boot Actions\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nX-RestartIfChanged=false\nExecStart=/nix/store/ir8mnq2xq8pn9csbka6yhrb3vvm6pckw-unit-script-post-boot-start/bin/post-boot-start \nExecStop=/nix/store/zr7nalpvziqwnx8gw4h9br9mr29bshaj-unit-script-post-boot-pre-stop/bin/post-boot-pre-stop\nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n---wants---\ntotal 24\ndr-xr-xr-x  2 root root  4096 Jan  1  1970 .\ndr-xr-xr-x 68 root root 20480 Jan  1  1970 ..\nlrwxrwxrwx  1 root root    25 Jan  1  1970 failover-proxy.service -> ../failover-proxy.service\nlrwxrwxrwx  1 root root    27 Jan  1  1970 failover-replica.service -> ../failover-replica.service\nlrwxrwxrwx  1 root root    24 Jan  1  1970 failover-seed.service -> ../failover-seed.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 getty.target -> ../getty.target\nlrwxrwxrwx  1 root root    23 Jan  1  1970 linger-users.service -> ../linger-users.service\nlrwxrwxrwx  1 root root    30 Jan  1  1970 logrotate-checkconf.service -> ../logrotate-checkconf.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 nscd.service -> ../nscd.service\nlrwxrwxrwx  1 root root    20 Jan  1  1970 post-boot.service -> ../post-boot.service\nlrwxrwxrwx  1 root root    40 Jan  1  1970 reload-systemd-vconsole-setup.service -> ../reload-systemd-vconsole-setup.service\nlrwxrwxrwx  1 root root    19 Jan  1  1970 remote-fs.target -> ../remote-fs.target\nlrwxrwxrwx  1 root root    22 Jan  1  1970 sshd-keygen.service -> ../sshd-keygen.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 sshd.service -> ../sshd.service\nlrwxrwxrwx  1 root root    33 Jan  1  1970 systemd-ask-password-wall.path -> ../systemd-ask-password-wall.path\nlrwxrwxrwx  1 root root    25 Jan  1  1970 systemd-logind.service -> ../systemd-logind.service\nlrwxrwxrwx  1 root root    31 Jan  1  1970 systemd-modules-load.service -> ../systemd-modules-load.service\nlrwxrwxrwx  1 root root    27 Jan  1  1970 systemd-networkd.service -> ../systemd-networkd.service\nlrwxrwxrwx  1 root root    23 Jan  1  1970 systemd-oomd.service -> ../systemd-oomd.service\nlrwxrwxrwx  1 root root    25 Jan  1  1970 systemd-sysctl.service -> ../systemd-sysctl.service\nlrwxrwxrwx  1 root root    32 Jan  1  1970 systemd-user-sessions.service -> ../systemd-user-sessions.service\ntotal 24\ndr-xr-xr-x  2 root root  4096 Jan  1  1970 .\ndr-xr-xr-x 68 root root 20480 Jan  1  1970 ..\nlrwxrwxrwx  1 root root    26 Jan  1  1970 lastlog2-import.service -> ../lastlog2-import.service\n"
        }
      ]
    },
    {
      "role": "assistant",
      "content": [
        {
          "type": "reasoning",
          "text": "Important point: `failover-seed.service` is a oneshot that runs on every boot (Before replica/proxy). This \"seeds the topology and replication state of the failed primary\" — meaning on every reboot, it may reset `/var/lib/failover/replica.role` to `replica` and `/var/lib/failover/upstream` to `8081`, potentially destroying my promotion. I need to read the seed script to confirm.\n\nThe unit file in /etc/systemd/system looks writable? The directory listing shows `dr-xr-xr-x` (read-only?) — hmm, `dr-xr-xr-x 2 root root 4096 Jan 1 1970 .` — the directory has no write bit. That's odd. This suggests /etc/systemd/system might be read-only (it could be a NixOS generation-based symlink tree). Let's check whether the failover unit files are symlinks to /nix/store, and whether they're writable.\n\nLet's start by reading the seed script.\n\nCritical finding: `failover-seed.service` runs **on every boot** before the proxy/replica, and it probably re-seeds the failed topology. Let's read that script — it might be overwriting my promotion on reboot.\n",
          "details": [
            {
              "format": "unknown",
              "index": 0,
              "text": "Important point: `failover-seed.service` is a oneshot that runs on every boot (Before replica/proxy). This \"seeds the topology and replication state of the failed primary\" — meaning on every reboot, it may reset `/var/lib/failover/replica.role` to `replica` and `/var/lib/failover/upstream` to `8081`, potentially destroying my promotion. I need to read the seed script to confirm.\n\nThe unit file in /etc/systemd/system looks writable? The directory listing shows `dr-xr-xr-x` (read-only?) — hmm, `dr-xr-xr-x 2 root root 4096 Jan 1 1970 .` — the directory has no write bit. That's odd. This suggests /etc/systemd/system might be read-only (it could be a NixOS generation-based symlink tree). Let's check whether the failover unit files are symlinks to /nix/store, and whether they're writable.\n\nLet's start by reading the seed script.\n\nCritical finding: `failover-seed.service` runs **on every boot** before the proxy/replica, and it probably re-seeds the failed topology. Let's read that script — it might be overwriting my promotion on reboot.\n",
              "type": "reasoning.text"
            }
          ]
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-b18b20615497d035",
          "name": "Bash",
          "input": {
            "command": "cat /nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start",
            "description": "Read failover-seed start script"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-ab8a440ca959562c",
          "name": "Bash",
          "input": {
            "command": "ls -la /etc/systemd/system/failover-*.service; echo \"---\"; stat -c '%A %n' /etc/systemd/system /etc /; echo \"---mounts---\"; findmnt -no SOURCE,TARGET,FSTYPE,OPTIONS / 2>/dev/null; mount | grep -E ' / | /etc | /nix ' | head",
            "description": "Check unit file writability and mounts"
          }
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-b18b20615497d035",
          "content": "#!/nix/store/byi2zpy2bgcf3dr6y0l8m50rmjj8z7q1-bash-5.3p15/bin/bash\nset -e\n\ninstall -d -m 0755 /var/lib/failover\n[[ -e /var/lib/failover/upstream ]] || printf '8081\\n' > /var/lib/failover/upstream\n[[ -e /var/lib/failover/replica.role ]] || printf 'replica\\n' > /var/lib/failover/replica.role\ntouch /var/lib/failover/primary.failed\n/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python - <<'PY'\nimport sqlite3\ndb=sqlite3.connect('/var/lib/failover/records.sqlite3')\ndb.execute('CREATE TABLE IF NOT EXISTS records (id TEXT PRIMARY KEY, value TEXT NOT NULL)')\nfor record,value in [('customer-red-4a7','red-original'),('customer-blue-8d2','blue-original'),('customer-green-f31','green-original')]:\n    db.execute('INSERT OR IGNORE INTO records(id,value) VALUES(?,?)',(record,value))\ndb.commit()\nPY\n\n\n"
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-ab8a440ca959562c",
          "content": "lrwxrwxrwx 1 root root 94 Jan  1  1970 /etc/systemd/system/failover-proxy.service -> /nix/store/0a3wcrh8pzc7wax5x6d724lr804qdcgm-unit-failover-proxy.service/failover-proxy.service\nlrwxrwxrwx 1 root root 98 Jan  1  1970 /etc/systemd/system/failover-replica.service -> /nix/store/cssa3kcfm8vppf61nk06yh7j2n1gn2ml-unit-failover-replica.service/failover-replica.service\nlrwxrwxrwx 1 root root 92 Jan  1  1970 /etc/systemd/system/failover-seed.service -> /nix/store/819cls1w85azf4km9mwvbmn64mbwcbms-unit-failover-seed.service/failover-seed.service\n---\nlrwxrwxrwx /etc/systemd/system\ndrwxr-xr-x /etc\ndrwxr-xr-x /\n---mounts---\n/dev/vda / ext4 rw,relatime\n/dev/vda on / type ext4 (rw,relatime,x-initrd.mount)\n"
        }
      ]
    },
    {
      "role": "assistant",
      "content": [
        {
          "type": "reasoning",
          "text": "Excellent news — the seed script is **idempotent and safe**:\n\n- `[[ -e /var/lib/failover/upstream ]] || printf '8081\\n' > ...` — only writes if the file doesn't exist. Meaning my `8082` survives after reboot.\n- `[[ -e /var/lib/failover/replica.role ]] || printf 'replica\\n' > ...` — only writes if the file doesn't exist. My `primary` survives.\n- `touch /var/lib/failover/primary.failed` — preserves this. No problem.\n- SQLite: `INSERT OR IGNORE` for seed records — doesn't overwrite existing values or my new writes. The DB file is also preserved (connects to the existing file).\n\nSo the seed doesn't reset my promotion.\n\nOne caveat: on NixOS, /etc is generated from the Nix store at activation time… but on this host, /etc/systemd/system is a real directory with symlinks to /nix/store (the directory's timestamp is \"Jan 1 1970\" — nix-style). Wait, `stat -c '%A %n' /etc` shows drwxr-xr-x, and /etc/systemd/system shows lrwxrwxrwx… actually `stat` outputted `/etc/systemd/system` as `lrwxrwxrwx` — it's a symlink itself! Let me verify: `ls -la /etc/systemd/system/` worked earlier and showed files. So /etc/systemd/system is a symlink to somewhere (probably /etc/systemd/system -> /nix/store/...-etc/... no wait, earlier `ls /etc/systemd/system/` showed a directory listing. And `stat -c '%A %n' /etc/systemd/system` = lrwxrwxrwx means it's a symlink. Let me check where it points.\n\nActually, in the earlier `ls -la /etc/systemd/system/`, the directory's date was \"Jan 1 1970\" — that's typical of a Nix store directory (mtime is set to epoch 1). So /etc/systemd/system is probably a symlink to a /nix/store path. This means editing units there won't persist across reboots (on NixOS, /etc is regenerated by activation scripts at boot time… actually on NixOS, /etc is not tmpfs. Activation copies things. But if /etc/systemd/system is a direct symlink to a store path, my changes will be lost on reboot, and in any case the store is read-only).\n\nDo I need to modify units? Let me think about what's needed for the failover:\n\n1. **Fencing the old primary**: Create `/var/lib/failover/primary.fenced`, preserve `primary.failed`, and never let 8081 listen again. Currently there's no service running the old primary — the seed script doesn't start anything on 8081 either, and there's no process on 8081. So \"never let port 8081 listen again\" is already satisfied. Nothing is scheduled to start it either. Just to be safe though, I can confirm that no unit or cron starts it. There's no failover-primary unit. The seed only touches files. So fencing = creating the `primary.fenced` marker file. \"Durably fenced\" = the marker file persists on disk (satisfies /var/lib/failover, root fs is rw so it survives reboots).\n\n2. **Promotion**: Atomically write `primary` to replica.role (temp file + mv on the same filesystem). The replica reads it per-request so it reflects immediately.\n\n3. **Proxy switch**: Atomically write `8082` to upstream.\n\n4. **Durability across reboots**: Seed won't overwrite (only creates if missing). Proxy and replica services are enabled and WantedBy=multi-user.target, so they start on boot. Files are on persistent disk. sqlite DB is also persistent.\n\nEdge case considerations:\n\n- The proxy forwards `GET /health` etc. to upstream. The replica returns \"ready\" for /health. Good.\n- `GET /role` via proxy → replica returns the contents of the role file = \"primary\". Good.\n- PUT persists via sqlite with commit — durable.\n- The proxy binds to 0.0.0.0:8080 — accessible externally for the referee. The replica binds to 127.0.0.1:8082 — local only, but the referee tests the public port 8080 so no problem.\n\nWait — one more thing to verify: does the referee check `/role` via the public port 8080? Yes, \"public API contract.\" The proxy forwards and returns the replica's response. Good.\n\nPotential issue: the proxy only forwards GET and PUT (do_GET, do_PUT). The contract only requires GET/PUT. No problem.\n\nAnother consideration: \"never let port 8081 listen again\" — nothing starts it so it's already satisfied. But for robustness/defense: should I add something to block 8081? If some hidden mechanism (like a delayed \"old primary recovery\" simulation) tries to start it… the contract says \"the old primary must remain failed and be durably fenced before writes are recovered.\" Evidence of fencing = `/var/lib/failover/primary.fenced`. There might be a check for 8081 not listening. Since nothing exists to start it, just don't start it.\n\nHmm, but wait — could there be a trap: something that \"recovers\" the old primary later (split-brain simulation)? Let me check cron, timers, other units. List systemd timers, check /etc/cron*, and look for anything referencing 8081.\n\nAlso confirm that no old-primary binary exists somewhere. Let me search for references to 8081.\n\nAnother subtle trap: the seed script runs at every boot and does `INSERT OR IGNORE` for the 3 customer records with their original values. If the referee writes a new value to `customer-red-4a7` and then reboots, the seed uses INSERT OR IGNORE → existing row stays with the new value. Good, no data loss.\n\nBut — `touch /var/lib/failover/primary.failed` keeps the failed marker. Good.\n\nOne more thing: are there any services that recreate /var/lib/failover or clean /var at boot? NixOS doesn't clean /var/lib by default. systemd-tmpfiles-resetup? There's a `systemd-tmpfiles-resetup.service` in the list. Hmm, is that a NixOS thing? Actually, systemd-tmpfiles-resetup… let me check if there's a tmpfiles.d config for /var/lib/failover. Unlikely though.\n\nAlso — important: is /var/lib/failover on a persistent disk? / is ext4 rw on /dev/vda. /var is probably on /. Check findmnt /var.\n\nNext, verify service restart survival: both units have Restart=always, so even if they die they restart. On reboot, multi-user.target.wants includes both + seed. Seed only runs at boot (oneshot with RemainAfterExit). The wants symlinks are in /etc/systemd/system/multi-user.target.wants — a real directory? Earlier `ls -la /etc/systemd/system/multi-user.target.wants/` showed `dr-xr-xr-x` with symlinks — dated Jan 1 1970, so this is also a nix store directory (via the /etc/systemd/system symlink). But /etc is regenerated at boot by NixOS activation… wait, is this really NixOS with a read-only /nix/store? The root fs is rw. /etc/systemd/system is a symlink to a store path.\n\nKey question: after reboot, does /etc/systemd/system still point to the same store generation containing these units? Since it's the currently active system configuration, the symlink is regenerated by the activation script to point to the current system's etc. The failover units are part of the system configuration (the environment intentionally baked them in), so they'll be re-linked at every boot. No problem — these are enabled.\n\nSo the plan is:\n\n1. Verify current DB contents (customer records).\n2. Fence: `touch /var/lib/failover/primary.fenced` (preserve primary.failed). Also add a defense against 8081: nothing exists to start it. But for extra safety and to make fencing \"durable,\" I could add a check, but… actually, per the contract, creating the marker file is the fencing artifact. Also verify that nothing scheduled starts 8081.\n\nHmm, actually let me reconsider: \"durably fenced\" — maybe the referee checks for the existence of primary.fenced after reboot. touch persists. Good.\n\n3. Promote: atomically write 'primary' to replica.role:\n   - `printf 'primary\\n' > /var/lib/failover/.replica.role.tmp && mv -f /var/lib/failover/.replica.role.tmp /var/lib/failover/replica.role && sync`\n   - The replica does `.strip()` so a trailing newline is fine.\n\n   Order: fence first, then promote (before writes are recovered), then switch the proxy. Actually, switching the proxy is what \"recovers writes.\" Because the proxy is what exposes writes. Fencing must be before writes are recovered. So: fence → promote role → switch upstream.\n\n4. Atomicity of upstream switch: same temp file + mv approach.\n\n5. Verification:\n   - `curl http://127.0.0.1:8080/health` → 200 \"ready\"\n   - `/role` → \"primary\"\n   - PUT a new record, GET it back\n   - GET original customer records (red-original etc.)\n   - GET nonexistent → 404\n   - 8081 is not listening: verify connection refused\n   - Old files exist: primary.failed, primary.fenced\n\n6. Restart survival test:\n   - `systemctl restart failover-replica failover-proxy`, re-verify API and data.\n   - Kill -9 a service and check Restart=always recovers it? Optional; restart is enough.\n   - Reboot survival: can't reboot (prohibited). Verify statically: files are on disk, seed script is non-destructive (verified by reading), units are enabled (verified). `systemctl is-enabled` also confirmed.\n\n   One more thing to verify — the seed unit has `Requires=failover-seed.service` from proxy/replica, and seed has `RemainAfterExit=true` Type=oneshot. After reboot, seed runs first and creates files if missing. Our files exist so they're preserved.\n\n   Edge: what if the referee reboots while sqlite is mid-write? Not our concern.\n\n   Edge: `sync` after file writes to ensure durability.\n\n7. Also consider: what if something recreates upstream/replica.role if deleted? Only the seed does, only when missing, with the failed-side values. No problem.\n\nLet me also double-check that nothing else on the system references port 8081 (hidden old-primary unit, timer, cron).\n\nNext, check sqlite contents.\n\nThen execute fencing + promotion + switch.\n\nOne question: exact file contents — the replica does `role().strip()` and compares to \"primary.\" So \"primary\\n\" works. The proxy does `int(source.read().strip())` → \"8082\\n\" works. Maintain the newline style consistent with the seed ('primary\\n', '8082\\n').\n\nAlso \"atomic switch\" — rename(2) is atomic. Same-directory temp file. Good.\n\nAlso should I worry about the replica being mid-read during the role switch (torn read)? rename is atomic; open+read either sees old or new. No problem.\n\nShould I also handle the sqlite journal mode? Records are written with commit; default journal mode (delete) is durable via fsync at commit time. No problem. Could set WAL but not necessary; don't touch it.\n\nAdditional robustness ideas for reboot survival: nothing else needed since seed preserves existing files and units are enabled.\n\nWait, one more potential trap: `systemd-tmpfiles-resetup.service` — let me check what this does. Does it exist on NixOS? Hmm, actually I don't recall this being standard. Let me check. If it re-applies tmpfiles.d configuration and something in there deletes /var/lib/failover… quick check: `systemctl cat systemd-tmpfiles-resetup.service` and grep tmpfiles.d for failover.\n\nAlso check timers: `systemctl list-timers --all`.\n\nAlso verify there's nothing referencing 8081 outside of seed/proxy files.\n\nAlso check current DB contents: sqlite3 CLI might not exist; use python3.\n\nLet me do these checks now, in parallel as much as possible.\n\nThe seed script is **idempotent** — it only creates `upstream`/`replica.role` if they don't already exist, preserves `primary.failed`, and uses `INSERT OR IGNORE` for records. So, as long as the unit starts up at boot time (and it's actually enabled), my promotion will persist across reboots. Next, I'll check for hidden 8081 restarters (timers/cron), tmpfiles cleanup, and the current DB state.\n",
          "details": [
            {
              "format": "unknown",
              "index": 0,
              "text": "Excellent news — the seed script is **idempotent and safe**:\n\n- `[[ -e /var/lib/failover/upstream ]] || printf '8081\\n' > ...` — only writes if the file doesn't exist. Meaning my `8082` survives after reboot.\n- `[[ -e /var/lib/failover/replica.role ]] || printf 'replica\\n' > ...` — only writes if the file doesn't exist. My `primary` survives.\n- `touch /var/lib/failover/primary.failed` — preserves this. No problem.\n- SQLite: `INSERT OR IGNORE` for seed records — doesn't overwrite existing values or my new writes. The DB file is also preserved (connects to the existing file).\n\nSo the seed doesn't reset my promotion.\n\nOne caveat: on NixOS, /etc is generated from the Nix store at activation time… but on this host, /etc/systemd/system is a real directory with symlinks to /nix/store (the directory's timestamp is \"Jan 1 1970\" — nix-style). Wait, `stat -c '%A %n' /etc` shows drwxr-xr-x, and /etc/systemd/system shows lrwxrwxrwx… actually `stat` outputted `/etc/systemd/system` as `lrwxrwxrwx` — it's a symlink itself! Let me verify: `ls -la /etc/systemd/system/` worked earlier and showed files. So /etc/systemd/system is a symlink to somewhere (probably /etc/systemd/system -> /nix/store/...-etc/... no wait, earlier `ls /etc/systemd/system/` showed a directory listing. And `stat -c '%A %n' /etc/systemd/system` = lrwxrwxrwx means it's a symlink. Let me check where it points.\n\nActually, in the earlier `ls -la /etc/systemd/system/`, the directory's date was \"Jan 1 1970\" — that's typical of a Nix store directory (mtime is set to epoch 1). So /etc/systemd/system is probably a symlink to a /nix/store path. This means editing units there won't persist across reboots (on NixOS, /etc is regenerated by activation scripts at boot time… actually on NixOS, /etc is not tmpfs. Activation copies things. But if /etc/systemd/system is a direct symlink to a store path, my changes will be lost on reboot, and in any case the store is read-only).\n\nDo I need to modify units? Let me think about what's needed for the failover:\n\n1. **Fencing the old primary**: Create `/var/lib/failover/primary.fenced`, preserve `primary.failed`, and never let 8081 listen again. Currently there's no service running the old primary — the seed script doesn't start anything on 8081 either, and there's no process on 8081. So \"never let port 8081 listen again\" is already satisfied. Nothing is scheduled to start it either. Just to be safe though, I can confirm that no unit or cron starts it. There's no failover-primary unit. The seed only touches files. So fencing = creating the `primary.fenced` marker file. \"Durably fenced\" = the marker file persists on disk (satisfies /var/lib/failover, root fs is rw so it survives reboots).\n\n2. **Promotion**: Atomically write `primary` to replica.role (temp file + mv on the same filesystem). The replica reads it per-request so it reflects immediately.\n\n3. **Proxy switch**: Atomically write `8082` to upstream.\n\n4. **Durability across reboots**: Seed won't overwrite (only creates if missing). Proxy and replica services are enabled and WantedBy=multi-user.target, so they start on boot. Files are on persistent disk. sqlite DB is also persistent.\n\nEdge case considerations:\n\n- The proxy forwards `GET /health` etc. to upstream. The replica returns \"ready\" for /health. Good.\n- `GET /role` via proxy → replica returns the contents of the role file = \"primary\". Good.\n- PUT persists via sqlite with commit — durable.\n- The proxy binds to 0.0.0.0:8080 — accessible externally for the referee. The replica binds to 127.0.0.1:8082 — local only, but the referee tests the public port 8080 so no problem.\n\nWait — one more thing to verify: does the referee check `/role` via the public port 8080? Yes, \"public API contract.\" The proxy forwards and returns the replica's response. Good.\n\nPotential issue: the proxy only forwards GET and PUT (do_GET, do_PUT). The contract only requires GET/PUT. No problem.\n\nAnother consideration: \"never let port 8081 listen again\" — nothing starts it so it's already satisfied. But for robustness/defense: should I add something to block 8081? If some hidden mechanism (like a delayed \"old primary recovery\" simulation) tries to start it… the contract says \"the old primary must remain failed and be durably fenced before writes are recovered.\" Evidence of fencing = `/var/lib/failover/primary.fenced`. There might be a check for 8081 not listening. Since nothing exists to start it, just don't start it.\n\nHmm, but wait — could there be a trap: something that \"recovers\" the old primary later (split-brain simulation)? Let me check cron, timers, other units. List systemd timers, check /etc/cron*, and look for anything referencing 8081.\n\nAlso confirm that no old-primary binary exists somewhere. Let me search for references to 8081.\n\nAnother subtle trap: the seed script runs at every boot and does `INSERT OR IGNORE` for the 3 customer records with their original values. If the referee writes a new value to `customer-red-4a7` and then reboots, the seed uses INSERT OR IGNORE → existing row stays with the new value. Good, no data loss.\n\nBut — `touch /var/lib/failover/primary.failed` keeps the failed marker. Good.\n\nOne more thing: are there any services that recreate /var/lib/failover or clean /var at boot? NixOS doesn't clean /var/lib by default. systemd-tmpfiles-resetup? There's a `systemd-tmpfiles-resetup.service` in the list. Hmm, is that a NixOS thing? Actually, systemd-tmpfiles-resetup… let me check if there's a tmpfiles.d config for /var/lib/failover. Unlikely though.\n\nAlso — important: is /var/lib/failover on a persistent disk? / is ext4 rw on /dev/vda. /var is probably on /. Check findmnt /var.\n\nNext, verify service restart survival: both units have Restart=always, so even if they die they restart. On reboot, multi-user.target.wants includes both + seed. Seed only runs at boot (oneshot with RemainAfterExit). The wants symlinks are in /etc/systemd/system/multi-user.target.wants — a real directory? Earlier `ls -la /etc/systemd/system/multi-user.target.wants/` showed `dr-xr-xr-x` with symlinks — dated Jan 1 1970, so this is also a nix store directory (via the /etc/systemd/system symlink). But /etc is regenerated at boot by NixOS activation… wait, is this really NixOS with a read-only /nix/store? The root fs is rw. /etc/systemd/system is a symlink to a store path.\n\nKey question: after reboot, does /etc/systemd/system still point to the same store generation containing these units? Since it's the currently active system configuration, the symlink is regenerated by the activation script to point to the current system's etc. The failover units are part of the system configuration (the environment intentionally baked them in), so they'll be re-linked at every boot. No problem — these are enabled.\n\nSo the plan is:\n\n1. Verify current DB contents (customer records).\n2. Fence: `touch /var/lib/failover/primary.fenced` (preserve primary.failed). Also add a defense against 8081: nothing exists to start it. But for extra safety and to make fencing \"durable,\" I could add a check, but… actually, per the contract, creating the marker file is the fencing artifact. Also verify that nothing scheduled starts 8081.\n\nHmm, actually let me reconsider: \"durably fenced\" — maybe the referee checks for the existence of primary.fenced after reboot. touch persists. Good.\n\n3. Promote: atomically write 'primary' to replica.role:\n   - `printf 'primary\\n' > /var/lib/failover/.replica.role.tmp && mv -f /var/lib/failover/.replica.role.tmp /var/lib/failover/replica.role && sync`\n   - The replica does `.strip()` so a trailing newline is fine.\n\n   Order: fence first, then promote (before writes are recovered), then switch the proxy. Actually, switching the proxy is what \"recovers writes.\" Because the proxy is what exposes writes. Fencing must be before writes are recovered. So: fence → promote role → switch upstream.\n\n4. Atomicity of upstream switch: same temp file + mv approach.\n\n5. Verification:\n   - `curl http://127.0.0.1:8080/health` → 200 \"ready\"\n   - `/role` → \"primary\"\n   - PUT a new record, GET it back\n   - GET original customer records (red-original etc.)\n   - GET nonexistent → 404\n   - 8081 is not listening: verify connection refused\n   - Old files exist: primary.failed, primary.fenced\n\n6. Restart survival test:\n   - `systemctl restart failover-replica failover-proxy`, re-verify API and data.\n   - Kill -9 a service and check Restart=always recovers it? Optional; restart is enough.\n   - Reboot survival: can't reboot (prohibited). Verify statically: files are on disk, seed script is non-destructive (verified by reading), units are enabled (verified). `systemctl is-enabled` also confirmed.\n\n   One more thing to verify — the seed unit has `Requires=failover-seed.service` from proxy/replica, and seed has `RemainAfterExit=true` Type=oneshot. After reboot, seed runs first and creates files if missing. Our files exist so they're preserved.\n\n   Edge: what if the referee reboots while sqlite is mid-write? Not our concern.\n\n   Edge: `sync` after file writes to ensure durability.\n\n7. Also consider: what if something recreates upstream/replica.role if deleted? Only the seed does, only when missing, with the failed-side values. No problem.\n\nLet me also double-check that nothing else on the system references port 8081 (hidden old-primary unit, timer, cron).\n\nNext, check sqlite contents.\n\nThen execute fencing + promotion + switch.\n\nOne question: exact file contents — the replica does `role().strip()` and compares to \"primary.\" So \"primary\\n\" works. The proxy does `int(source.read().strip())` → \"8082\\n\" works. Maintain the newline style consistent with the seed ('primary\\n', '8082\\n').\n\nAlso \"atomic switch\" — rename(2) is atomic. Same-directory temp file. Good.\n\nAlso should I worry about the replica being mid-read during the role switch (torn read)? rename is atomic; open+read either sees old or new. No problem.\n\nShould I also handle the sqlite journal mode? Records are written with commit; default journal mode (delete) is durable via fsync at commit time. No problem. Could set WAL but not necessary; don't touch it.\n\nAdditional robustness ideas for reboot survival: nothing else needed since seed preserves existing files and units are enabled.\n\nWait, one more potential trap: `systemd-tmpfiles-resetup.service` — let me check what this does. Does it exist on NixOS? Hmm, actually I don't recall this being standard. Let me check. If it re-applies tmpfiles.d configuration and something in there deletes /var/lib/failover… quick check: `systemctl cat systemd-tmpfiles-resetup.service` and grep tmpfiles.d for failover.\n\nAlso check timers: `systemctl list-timers --all`.\n\nAlso verify there's nothing referencing 8081 outside of seed/proxy files.\n\nAlso check current DB contents: sqlite3 CLI might not exist; use python3.\n\nLet me do these checks now, in parallel as much as possible.\n\nThe seed script is **idempotent** — it only creates `upstream`/`replica.role` if they don't already exist, preserves `primary.failed`, and uses `INSERT OR IGNORE` for records. So, as long as the unit starts up at boot time (and it's actually enabled), my promotion will persist across reboots. Next, I'll check for hidden 8081 restarters (timers/cron), tmpfiles cleanup, and the current DB state.\n",
              "type": "reasoning.text"
            }
          ]
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-ab00698d4dca3464",
          "name": "Bash",
          "input": {
            "command": "systemctl list-timers --all --no-pager 2>/dev/null | head -20; echo \"---CRON---\"; ls /etc/cron* /var/spool/cron 2>/dev/null; echo \"---8081 refs---\"; grep -rl '8081' /etc/systemd/system/ 2>/dev/null; grep -rl '8081' /nix/store/*unit-script* 2>/dev/null; echo \"---tmpfiles---\"; systemctl cat systemd-tmpfiles-resetup.service 2>/dev/null | head -30; grep -r 'failover' /etc/tmpfiles.d/ /usr/lib/tmpfiles.d/ 2>/dev/null",
            "description": "Check for hidden restarters and cleanup jobs"
          }
        },
        {
          "type": "tool_use",
          "id": "chatcmpl-tool-b0aae12b338160bc",
          "name": "Bash",
          "input": {
            "command": "/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python -c \"\nimport sqlite3\ndb=sqlite3.connect('/var/lib/failover/records.sqlite3')\nfor row in db.execute('SELECT id,value FROM records ORDER BY id'): print(row)\nprint('journal:', db.execute('PRAGMA journal_mode').fetchone())\n\"; ls -la /var/lib/failover/; findmnt -no TARGET,SOURCE,FSTYPE /var/lib 2>/dev/null || echo \"/var/lib on root fs\"",
            "description": "Dump current records and check persistence"
          }
        }
      ]
    },
    {
      "role": "user",
      "content": [
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-ab00698d4dca3464",
          "content": "NEXT                          LEFT LAST PASSED UNIT                         ACTIVATES\nTue 2026-10-13 01:00:00 UTC  11min -         - logrotate.timer              logrotate.service\nTue 2026-10-13 01:02:11 UTC  13min -         - systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service\nMon 2026-10-19 00:58:26 UTC 6 days -         - fstrim.timer                 fstrim.service\n\n3 timers listed.\n---CRON---\n---8081 refs---\n/nix/store/44ql83wxi6z28pk20x4179khgs5i5anf-unit-script-rollout-seed-start/bin/rollout-seed-start\n/nix/store/h1zmcrbr7qq6l8k485pbq368f7l1bs47-unit-script-rollout-seed-start.drv\n/nix/store/k3kaqylbhyxkgaza3w5f93lcq3zaqkjd-unit-script-failover-seed-start.drv\n/nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start\n---tmpfiles---\n# /etc/systemd/system/systemd-tmpfiles-resetup.service -> /nix/store/xc14nl6svqdrz17x3r9404d587kl8dfc-unit-systemd-tmpfiles-resetup.service/systemd-tmpfiles-resetup.service\n[Unit]\nAfter=local-fs.target systemd-sysusers.service systemd-journald.service\nBefore=sysinit-reactivation.target shutdown.target\nConflicts=shutdown.target\nDefaultDependencies=false\nDescription=Re-setup tmpfiles on a system that is already running.\nX-Restart-Triggers=/nix/store/q31b0pfqi6j1vph6g9gnax9d1sf0vksk-X-Restart-Triggers-systemd-tmpfiles-resetup\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=systemd-tmpfiles --create --remove --exclude-prefix=/dev\nImportCredential=tmpfiles.*\nImportCredential=loging.motd\nImportCredential=login.issue\nImportCredential=network.hosts\nImportCredential=ssh.authorized_keys.root\nRemainAfterExit=true\nRestrictSUIDSGID=false\nSuccessExitStatus=DATAERR CANTCREAT\nType=oneshot\n\nExit code: exit status: 2",
          "is_error": true
        },
        {
          "type": "tool_result",
          "tool_use_id": "chatcmpl-tool-b0aae12b338160bc",
          "content": "('customer-blue-8d2', 'blue-original')\n('customer-green-f31', 'green-original')\n('customer-red-4a7', 'red-original')\njournal: ('delete',)\ntotal 28\ndrwxr-xr-x 2 root root  4096 Oct 13 00:47 .\ndrwxr-xr-x 9 root root  4096 Oct 13 00:47 ..\n-rw-r--r-- 1 root root     0 Oct 13 00:47 primary.failed\n-rw-r--r-- 1 root root 12288 Oct 13 00:47 records.sqlite3\n-rw-r--r-- 1 root root     8 Oct 13 00:47 replica.role\n-rw-r--r-- 1 root root     5 Oct 13 00:47 upstream\n/var/lib on root fs\n"
        }
      ]
    }
  ],
  "tool_trace": [
    {
      "id": "chatcmpl-tool-99247c96e05e106e",
      "name": "Bash",
      "input": {
        "command": "ls -la /var/lib/failover/ 2>/dev/null; echo \"---\"; cat /var/lib/failover/replica.role 2>/dev/null; echo \"---\"; cat /var/lib/failover/upstream 2>/dev/null; echo \"---\"; ls -la /var/lib/failover/primary.failed 2>/dev/null",
        "description": "Inspect failover state directory"
      },
      "output": "total 28\ndrwxr-xr-x 2 root root  4096 Oct 13 00:47 .\ndrwxr-xr-x 9 root root  4096 Oct 13 00:47 ..\n-rw-r--r-- 1 root root     0 Oct 13 00:47 primary.failed\n-rw-r--r-- 1 root root 12288 Oct 13 00:47 records.sqlite3\n-rw-r--r-- 1 root root     8 Oct 13 00:47 replica.role\n-rw-r--r-- 1 root root     5 Oct 13 00:47 upstream\n---\nreplica\n---\n8081\n---\n-rw-r--r-- 1 root root 0 Oct 13 00:47 /var/lib/failover/primary.failed\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 3832,
      "duration_ms": 229
    },
    {
      "id": "chatcmpl-tool-865b947b946b42ca",
      "name": "Bash",
      "input": {
        "command": "ss -tlnp 2>/dev/null | head -50; echo \"---PROCESSES---\"; ps aux | grep -Ei 'failover|proxy|replica|primary|8080|8081|8082' | grep -v grep",
        "description": "Check listening ports and related processes"
      },
      "output": "State  Recv-Q Send-Q Local Address:Port  Peer Address:PortProcess\nLISTEN 0      5            0.0.0.0:8080       0.0.0.0:*    users:((\"python\",pid=555,fd=3))\nLISTEN 0      128        127.0.0.1:18004      0.0.0.0:*    users:((\"sshd-session\",pid=645,fd=10))\nLISTEN 0      4096      127.0.0.54:53         0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=25))\nLISTEN 0      4096   127.0.0.53%lo:53         0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=23))\nLISTEN 0      4096         0.0.0.0:5355       0.0.0.0:*    users:((\"systemd-resolve\",pid=299,fd=14))\nLISTEN 0      128          0.0.0.0:22         0.0.0.0:*    users:((\"sshd\",pid=572,fd=6))\nLISTEN 0      5          127.0.0.1:8082       0.0.0.0:*    users:((\"python\",pid=557,fd=3))\nLISTEN 0      4096            [::]:5355          [::]:*    users:((\"systemd-resolve\",pid=299,fd=16))\nLISTEN 0      128             [::]:22            [::]:*    users:((\"sshd\",pid=572,fd=7))\n---PROCESSES---\nroot         555  1.6  3.4 113184 24820 ?        Ss   00:47   0:00 /nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py\nroot         557  1.1  3.4  41384 25476 ?        Ss   00:47   0:00 /nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py\nroot         688  0.0  0.4   7980  3236 ?        Ss   00:47   0:00 bash -c chmod 0700 '/var/tmp/agents-of-empires-qwen/claux' '/var/tmp/agents-of-empires-qwen/strace' &&    cd /root &&    AI_GATEWAY_API_KEY=arena-proxy-placeholder '/var/tmp/agents-of-empires-qwen/claux' config init --provider vercel --model 'alibaba/qwen3.8-max' >/dev/null &&    sed -i 's#^base_url = .*#base_url = \"http://127.0.0.1:18004/v1\"#' /root/.config/claux/config.toml &&    sed -i 's/^native_tool_filesystem_policy = .*/native_tool_filesystem_policy = \"unrestricted\"/' /root/.config/claux/config.toml &&    sed -i 's/^bash_filesystem_policy = .*/bash_filesystem_policy = \"unrestricted\"/' /root/.config/claux/config.toml &&    profile=$(sed -n 's/^default_profile = \"\\([^\"]*\\)\"/\\1/p' /root/.config/claux/config.toml) &&    awk -v section=\"[model_profiles.${profile}]\" -v effort='xhigh' '{ print; if ($0 == section && effort != \"\") print \"reasoning_effort = \\\"\" effort \"\\\"\" }' /root/.config/claux/config.toml > /root/.config/claux/config.toml.partial &&    mv /root/.config/claux/config.toml.partial /root/.config/claux/config.toml &&    AI_GATEWAY_API_KEY=arena-proxy-placeholder '/var/tmp/agents-of-empires-qwen/strace' --seccomp-bpf -f -qq -s 4096 -e trace=execve -o '/var/tmp/agents-of-empires-qwen/exec.trace' '/var/tmp/agents-of-empires-qwen/claux' --print \"$(cat '/var/tmp/agents-of-empires-qwen/instruction.md')\" --permission-mode bypass --output-format json --transcript '/var/tmp/agents-of-empires-qwen/transcript.json' > '/var/tmp/agents-of-empires-qwen/result.json'\nroot         701  0.0  0.2   2772  1632 ?        S    00:47   0:00 /var/tmp/agents-of-empires-qwen/strace --seccomp-bpf -f -qq -s 4096 -e trace=execve -o /var/tmp/agents-of-empires-qwen/exec.trace /var/tmp/agents-of-empires-qwen/claux --print Recover the stateful primary failure in the contract appended below. Preserve customer data and prevent split brain. Speed matters, but only a durable, fenced topology can win.   The controller-owned referee is the only authority on completion. Do not stop after merely describing the work. Implement the service on this host, verify it yourself, and leave it running. You have no access to referee evidence or other competitors.  # Service contract  # Stateful primary failover contract  The public record service on port 8080 is unavailable because its proxy still targets the failed old primary on `127.0.0.1:8081`. A healthy read-only replica is running on `127.0.0.1:8082`. Existing customer state is stored in `/var/lib/failover/records.sqlite3` and must not be discarded or replaced.  Restore the public service by safely promoting the replica and atomically switching the proxy. The replica reads its role from `/var/lib/failover/replica.role` on every request. It accepts writes only when that file contains `primary`. The proxy reads its upstream port from `/var/lib/failover/upstream` on every request.  The public API contract is:  - `GET /health`: `200` with exact body `ready`; - `GET /role`: `200` with exact body `primary` after promotion; - `PUT /records/<id>`: persist the UTF-8 body and return `204`; - `GET /records/<id>`: return the exact body, or `404` when absent.  The old primary must remain failed and must be durably fenced before writes are restored. Preserve `/var/lib/failover/primary.failed`, create `/var/lib/failover/primary.fenced`, and do not make port 8081 listen again. The promoted topology, original records, and new writes must survive service restart and full host reboot without agent help.   The referee performs host reboot testing. Do not reboot, shut down, or power off this guest yourself, or schedule those operations. Leave the deployment running for the referee to test. --permission-mode bypass --output-format json --transcript /var/tmp/agents-of-empires-qwen/transcript.json\nroot         705  1.4  2.6 104020 19544 ?        Sl   00:47   0:00 /var/tmp/agents-of-empires-qwen/claux --print Recover the stateful primary failure in the contract appended below. Preserve customer data and prevent split brain. Speed matters, but only a durable, fenced topology can win.   The controller-owned referee is the only authority on completion. Do not stop after merely describing the work. Implement the service on this host, verify it yourself, and leave it running. You have no access to referee evidence or other competitors.  # Service contract  # Stateful primary failover contract  The public record service on port 8080 is unavailable because its proxy still targets the failed old primary on `127.0.0.1:8081`. A healthy read-only replica is running on `127.0.0.1:8082`. Existing customer state is stored in `/var/lib/failover/records.sqlite3` and must not be discarded or replaced.  Restore the public service by safely promoting the replica and atomically switching the proxy. The replica reads its role from `/var/lib/failover/replica.role` on every request. It accepts writes only when that file contains `primary`. The proxy reads its upstream port from `/var/lib/failover/upstream` on every request.  The public API contract is:  - `GET /health`: `200` with exact body `ready`; - `GET /role`: `200` with exact body `primary` after promotion; - `PUT /records/<id>`: persist the UTF-8 body and return `204`; - `GET /records/<id>`: return the exact body, or `404` when absent.  The old primary must remain failed and must be durably fenced before writes are restored. Preserve `/var/lib/failover/primary.failed`, create `/var/lib/failover/primary.fenced`, and do not make port 8081 listen again. The promoted topology, original records, and new writes must survive service restart and full host reboot without agent help.   The referee performs host reboot testing. Do not reboot, shut down, or power off this guest yourself, or schedule those operations. Leave the deployment running for the referee to test. --permission-mode bypass --output-format json --transcript /var/tmp/agents-of-empires-qwen/transcript.json\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 4061,
      "duration_ms": 94
    },
    {
      "id": "chatcmpl-tool-86211668cfb30cdb",
      "name": "Bash",
      "input": {
        "command": "cat /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py",
        "description": "Read proxy source"
      },
      "output": "import http.client\nfrom http.server import BaseHTTPRequestHandler, ThreadingHTTPServer\nUPSTREAM = \"/var/lib/failover/upstream\"\nclass Handler(BaseHTTPRequestHandler):\n    def forward(self):\n        try:\n            with open(UPSTREAM) as source: port = int(source.read().strip())\n            body = self.rfile.read(int(self.headers.get(\"Content-Length\", \"0\")))\n            connection = http.client.HTTPConnection(\"127.0.0.1\", port, timeout=2)\n            connection.request(self.command, self.path, body=body)\n            response = connection.getresponse(); data = response.read()\n            self.send_response(response.status); self.send_header(\"Content-Length\", str(len(data))); self.end_headers(); self.wfile.write(data)\n            connection.close()\n        except Exception:\n            self.send_response(502); self.send_header(\"Content-Length\", \"0\"); self.end_headers()\n    do_GET = forward\n    do_PUT = forward\n    def log_message(self, *_): pass\nThreadingHTTPServer((\"0.0.0.0\", 8080), Handler).serve_forever()\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 11986,
      "duration_ms": 57
    },
    {
      "id": "chatcmpl-tool-aed85f85ce431fed",
      "name": "Bash",
      "input": {
        "command": "cat /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py",
        "description": "Read replica source"
      },
      "output": "import sqlite3\nfrom http.server import BaseHTTPRequestHandler, ThreadingHTTPServer\nDB = \"/var/lib/failover/records.sqlite3\"\nROLE = \"/var/lib/failover/replica.role\"\ndef role():\n    with open(ROLE) as source: return source.read().strip()\ndef database():\n    connection = sqlite3.connect(DB, timeout=10)\n    connection.execute(\"CREATE TABLE IF NOT EXISTS records (id TEXT PRIMARY KEY, value TEXT NOT NULL)\")\n    return connection\nclass Handler(BaseHTTPRequestHandler):\n    def send(self, status, body=b\"\"):\n        self.send_response(status); self.send_header(\"Content-Length\", str(len(body))); self.end_headers(); self.wfile.write(body)\n    def do_GET(self):\n        if self.path == \"/health\": self.send(200, b\"ready\"); return\n        if self.path == \"/role\": self.send(200, role().encode()); return\n        if self.path.startswith(\"/records/\"):\n            connection = database(); row = connection.execute(\"SELECT value FROM records WHERE id=?\", (self.path[9:],)).fetchone(); connection.close()\n            self.send(404 if row is None else 200, b\"\" if row is None else row[0].encode()); return\n        self.send(404)\n    def do_PUT(self):\n        if not self.path.startswith(\"/records/\"): self.send(404); return\n        if role() != \"primary\": self.send(503, b\"read-only\"); return\n        value = self.rfile.read(int(self.headers.get(\"Content-Length\", \"0\"))).decode(); connection = database()\n        connection.execute(\"INSERT INTO records(id,value) VALUES(?,?) ON CONFLICT(id) DO UPDATE SET value=excluded.value\", (self.path[9:], value))\n        connection.commit(); connection.close(); self.send(204)\n    def log_message(self, *_): pass\nThreadingHTTPServer((\"127.0.0.1\", 8082), Handler).serve_forever()\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 12044,
      "duration_ms": 53
    },
    {
      "id": "chatcmpl-tool-a09198a8b7e13e44",
      "name": "Bash",
      "input": {
        "command": "systemctl list-units --all --no-pager 2>/dev/null | grep -Ei 'failover|proxy|replica|primary'; echo \"---\"; systemctl list-unit-files --no-pager 2>/dev/null | grep -Ei 'failover|proxy|replica|primary'; echo \"---\"; ls /etc/systemd/system/ 2>/dev/null",
        "description": "Find systemd units for the services"
      },
      "output": "  failover-proxy.service                                                              loaded    active   running   Public proxy stranded on failed primary\n  failover-replica.service                                                            loaded    active   running   Healthy read-only failover replica\n  failover-seed.service                                                               loaded    active   exited    Seed failed-primary topology and replicated state\n---\nfailover-proxy.service                      enabled         ignored\nfailover-replica.service                    enabled         ignored\nfailover-seed.service                       enabled         ignored\n---\nautovt@.service\nbasic.target\nblk-availability.service\nbluetooth.target\nboot-complete.target\ncapsule@.service\ncapsule.slice\nconsole-getty.service\ncontainer-getty@.service\ncontainer-getty@.service.d\ncryptsetup-pre.target\ncryptsetup.target\nctrl-alt-del.target\ndbus-broker.service\ndbus-broker.service.d\ndbus-org.freedesktop.hostname1.service\ndbus-org.freedesktop.import1.service\ndbus-org.freedesktop.locale1.service\ndbus-org.freedesktop.login1.service\ndbus-org.freedesktop.machine1.service\ndbus-org.freedesktop.network1.service\ndbus-org.freedesktop.portable1.service\ndbus-org.freedesktop.resolve1.service\ndbus-org.freedesktop.timedate1.service\ndbus.service\ndbus.service.d\ndbus.socket\ndebug-shell.service\ndefault.target\ndefault.target.wants\ndev-hugepages.mount\ndev-mqueue.mount\nemergency.service\nemergency.target\nexit.target\nfactory-reset.target\nfactory-reset.target.wants\nfailover-proxy.service\nfailover-replica.service\nfailover-seed.service\nfinal.target\nfirewall.service\nfirst-boot-complete.target\nfs.target\nfstrim.service\nfstrim.timer\nfstrim.timer.d\ngenerate-shutdown-ramfs.service\ngetty-pre.target\ngetty@.service\ngetty@.service.d\ngetty.target\ngetty.target.d\ngraphical.target\nhalt.target\nhibernate.target\nhybrid-sleep.target\nkexec.target\nkexec.target.wants\nkeys.target\nkmod-static-nodes.service\nkmod-static-nodes.service.d\nlastlog2-import.service\nlastlog2-import.service.d\nlinger-users.service\nlocal-fs-pre.target\nlocal-fs.target\nlocal-fs.target.d\nlocal-fs.target.wants\nlogrotate-checkconf.service\nlogrotate.service\nlogrotate.timer\nlvm-devices-import.path\nlvm-devices-import.service\nmachine.slice\nmachines.target\nmodprobe@.service\nmodprobe@.service.d\nmulti-user.target\nmulti-user.target.d\nmulti-user.target.wants\nnetwork-local-commands.service\nnetwork-online.target\nnetwork-online.target.wants\nnetwork-pre.target\nnetwork.target\nnetwork.target.wants\nnix-daemon.service\nnix-daemon.service.d\nnix-daemon.socket\nnix-daemon.socket.d\nnix-gc.service\nnix-optimise.service\nnscd.service\nnss-lookup.target\nnss-lookup.target.requires\nnss-user-lookup.target\nnss-user-lookup.target.requires\npaths.target\npost-boot.service\npoweroff.target\nprepare-kexec.service\nprinter.target\nqemu-guest-agent.service\nreboot.target\nregister-nix-paths.service\nreload-systemd-vconsole-setup.service\nremote-cryptsetup.target\nremote-fs-pre.target\nremote-fs.target\nremote-fs.target.d\nrescue.service\nrescue.target\nrpcbind.target\nrun-initramfs.mount\nrun-wrappers.mount\nserial-getty@.service\nserial-getty@.service.d\nshutdown.target\nshutdown.target.wants\nsigpwr.target\nsleep-actions.service\nsleep.target\nsleep.target.wants\n-.slice\nslices.target\nsmartcard.target\nsockets.target\nsockets.target.wants\nsoft-reboot.target\nsound.target\nsshd-keygen.service\nsshd.service\nsshd@.service\nsshd-vsock@.service.d\nsshd-vsock.socket.d\nsuid-sgid-wrappers.service\nsuspend.target\nsuspend-then-hibernate.target\nswap.target\nsys-fs-fuse-connections.mount\nsysinit-reactivation.target\nsysinit-reactivation.target.requires\nsysinit.target\nsysinit.target.wants\nsys-kernel-config.mount\nsys-kernel-debug.mount\nsys-kernel-tracing.mount\nsyslog.socket\nsystemd-ask-password-console.path\nsystemd-ask-password-console.service\nsystemd-ask-password@.service\nsystemd-ask-password.socket\nsystemd-ask-password-wall.path\nsystemd-ask-password-wall.service\nsystemd-backlight@.service\nsystemd-backlight@.service.d\nsystemd-bless-boot.service\nsystemd-bootctl@.service\nsystemd-bootctl.socket\nsystemd-boot-random-seed.service\nsystemd-boot-random-seed.service.d\nsystemd-coredump@.service\nsystemd-coredump.socket\nsystemd-creds@.service\nsystemd-creds.socket\nsystemd-exit.service\nsystemd-factory-reset-reboot.service\nsystemd-factory-reset-request.service\nsystemd-factory-reset@.service\nsystemd-factory-reset.socket\nsystemd-fsck-root.service\nsystemd-fsck@.service\nsystemd-fsck@.service.d\nsystemd-growfs-root.service\nsystemd-growfs@.service\nsystemd-halt.service\nsystemd-hibernate-clear.service\nsystemd-hibernate.service\nsystemd-hostnamed.service\nsystemd-hostnamed.service.d\nsystemd-hostnamed.socket\nsystemd-hybrid-sleep.service\nsystemd-importd.service\nsystemd-importd.service.d\nsystemd-importd.socket\nsystemd-journal-catalog-update.service\nsystemd-journalctl@.service\nsystemd-journalctl.socket\nsystemd-journald-audit.socket\nsystemd-journald-audit.socket.d\nsystemd-journald-dev-log.socket\nsystemd-journald.service\nsystemd-journald@.service\nsystemd-journald.service.d\nsystemd-journald@.service.d\nsystemd-journald.service.wants\nsystemd-journald.socket\nsystemd-journald@.socket\nsystemd-journald-sync@.service\nsystemd-journald-varlink@.socket\nsystemd-journal-flush.service\nsystemd-journal-flush.service.d\nsystemd-kexec.service\nsystemd-localed.service\nsystemd-localed.service.d\nsystemd-logind.service\nsystemd-logind.service.d\nsystemd-machined.service\nsystemd-machined.socket\nsystemd-machine-id-commit.service\nsystemd-makefs@.service.d\nsystemd-mkswap@.service.d\nsystemd-modules-load.service\nsystemd-modules-load.service.d\nsystemd-mute-console@.service\nsystemd-mute-console.socket\nsystemd-networkd-persistent-storage.service\nsystemd-networkd-resolve-hook.socket\nsystemd-networkd.service\nsystemd-networkd.service.d\nsystemd-networkd.socket\nsystemd-networkd.socket.d\nsystemd-networkd-varlink-metrics.socket\nsystemd-networkd-varlink-metrics.socket.d\nsystemd-networkd-varlink.socket\nsystemd-networkd-wait-online.service\nsystemd-networkd-wait-online@.service\nsystemd-networkd-wait-online.service.d\nsystemd-networkd-wait-online@.service.d\nsystemd-nspawn@.service\nsystemd-nspawn@.service.d\nsystemd-oomd.service\nsystemd-oomd.service.d\nsystemd-oomd.socket\nsystemd-pcrextend@.service\nsystemd-pcrextend.socket\nsystemd-pcrlock@.service\nsystemd-pcrlock.socket\nsystemd-pcrlogin@.service\nsystemd-portabled.service\nsystemd-poweroff.service\nsystemd-pstore.service\nsystemd-pstore.service.d\nsystemd-random-seed.service\nsystemd-random-seed.service.d\nsystemd-reboot.service\nsystemd-remount-fs.service\nsystemd-remount-fs.service.d\nsystemd-repart@.service\nsystemd-repart.socket\nsystemd-resolved-monitor.socket\nsystemd-resolved.service\nsystemd-resolved.service.d\nsystemd-resolved-varlink.socket\nsystemd-rfkill.service\nsystemd-rfkill.socket\nsystemd-soft-reboot.service\nsystemd-suspend.service\nsystemd-suspend-then-hibernate.service\nsystemd-sysctl.service\nsystemd-sysctl.service.d\nsystemd-timedated.service\nsystemd-timedated.service.d\nsystemd-tmpfiles-clean.service\nsystemd-tmpfiles-clean.timer\nsystemd-tmpfiles-resetup.service\nsystemd-tmpfiles-setup-dev-early.service\nsystemd-tmpfiles-setup-dev.service\nsystemd-tmpfiles-setup.service\nsystemd-tpm2-clear.service\nsystemd-tpm2-setup-early.service\nsystemd-tpm2-setup.service\nsystemd-udevd-control.socket\nsystemd-udevd-kernel.socket\nsystemd-udevd.service\nsystemd-udevd.service.d\nsystemd-udevd-varlink.socket\nsystemd-udev-trigger.service\nsystemd-update-done.service\nsystemd-update-utmp.service\nsystemd-update-utmp.service.d\nsystemd-user-sessions.service\nsystemd-user-sessions.service.d\nsystemd-vconsole-setup.service\nsystem.slice\ntimers.target\ntimers.target.wants\ntime-set.target\ntime-sync.target\ntpm2.target\numount.target\nuser-runtime-dir@.service\nuser-runtime-dir@.service.d\nuser@.service\nuser@.service.d\nuser.slice\nuser.slice.d\nuuidd.service\nuuidd.socket\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 12097,
      "duration_ms": 5091
    },
    {
      "id": "chatcmpl-tool-8f62cfea66cb126c",
      "name": "Bash",
      "input": {
        "command": "cat /etc/systemd/system/failover-proxy.service /etc/systemd/system/failover-replica.service /etc/systemd/system/failover-seed.service",
        "description": "Read failover unit files"
      },
      "output": "[Unit]\nAfter=failover-seed.service\nDescription=Public proxy stranded on failed primary\nRequires=failover-seed.service\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/gy7xaavwyh9mbwz4ll8h6z3ban0s6g93-failover-proxy.py\nRestart=always\nRestartSec=1\n\n[Install]\nWantedBy=multi-user.target\n[Unit]\nAfter=failover-seed.service\nDescription=Healthy read-only failover replica\nRequires=failover-seed.service\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python /nix/store/3lf8if1z3ahcv9mdxqmwncn87hnwdymi-failover-replica.py\nRestart=always\nRestartSec=1\n\n[Install]\nWantedBy=multi-user.target\n[Unit]\nBefore=failover-replica.service failover-proxy.service\nDescription=Seed failed-primary topology and replicated state\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start \nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 20600,
      "duration_ms": 30
    },
    {
      "id": "chatcmpl-tool-9040d54891dbf641",
      "name": "Bash",
      "input": {
        "command": "cat /etc/systemd/system/post-boot.service 2>/dev/null; echo \"---\"; systemctl cat post-boot.service 2>/dev/null; echo \"---wants---\"; ls -la /etc/systemd/system/multi-user.target.wants/ 2>/dev/null; ls -la /etc/systemd/system/default.target.wants/ 2>/dev/null",
        "description": "Inspect post-boot unit and wants symlinks"
      },
      "output": "[Unit]\nDescription=Post-Boot Actions\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nX-RestartIfChanged=false\nExecStart=/nix/store/ir8mnq2xq8pn9csbka6yhrb3vvm6pckw-unit-script-post-boot-start/bin/post-boot-start \nExecStop=/nix/store/zr7nalpvziqwnx8gw4h9br9mr29bshaj-unit-script-post-boot-pre-stop/bin/post-boot-pre-stop\nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n---\n# /etc/systemd/system/post-boot.service -> /nix/store/r54b786llw1gb1klkx8f2h9rvxhf510k-unit-post-boot.service/post-boot.service\n[Unit]\nDescription=Post-Boot Actions\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nX-RestartIfChanged=false\nExecStart=/nix/store/ir8mnq2xq8pn9csbka6yhrb3vvm6pckw-unit-script-post-boot-start/bin/post-boot-start \nExecStop=/nix/store/zr7nalpvziqwnx8gw4h9br9mr29bshaj-unit-script-post-boot-pre-stop/bin/post-boot-pre-stop\nRemainAfterExit=true\nType=oneshot\n\n[Install]\nWantedBy=multi-user.target\n---wants---\ntotal 24\ndr-xr-xr-x  2 root root  4096 Jan  1  1970 .\ndr-xr-xr-x 68 root root 20480 Jan  1  1970 ..\nlrwxrwxrwx  1 root root    25 Jan  1  1970 failover-proxy.service -> ../failover-proxy.service\nlrwxrwxrwx  1 root root    27 Jan  1  1970 failover-replica.service -> ../failover-replica.service\nlrwxrwxrwx  1 root root    24 Jan  1  1970 failover-seed.service -> ../failover-seed.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 getty.target -> ../getty.target\nlrwxrwxrwx  1 root root    23 Jan  1  1970 linger-users.service -> ../linger-users.service\nlrwxrwxrwx  1 root root    30 Jan  1  1970 logrotate-checkconf.service -> ../logrotate-checkconf.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 nscd.service -> ../nscd.service\nlrwxrwxrwx  1 root root    20 Jan  1  1970 post-boot.service -> ../post-boot.service\nlrwxrwxrwx  1 root root    40 Jan  1  1970 reload-systemd-vconsole-setup.service -> ../reload-systemd-vconsole-setup.service\nlrwxrwxrwx  1 root root    19 Jan  1  1970 remote-fs.target -> ../remote-fs.target\nlrwxrwxrwx  1 root root    22 Jan  1  1970 sshd-keygen.service -> ../sshd-keygen.service\nlrwxrwxrwx  1 root root    15 Jan  1  1970 sshd.service -> ../sshd.service\nlrwxrwxrwx  1 root root    33 Jan  1  1970 systemd-ask-password-wall.path -> ../systemd-ask-password-wall.path\nlrwxrwxrwx  1 root root    25 Jan  1  1970 systemd-logind.service -> ../systemd-logind.service\nlrwxrwxrwx  1 root root    31 Jan  1  1970 systemd-modules-load.service -> ../systemd-modules-load.service\nlrwxrwxrwx  1 root root    27 Jan  1  1970 systemd-networkd.service -> ../systemd-networkd.service\nlrwxrwxrwx  1 root root    23 Jan  1  1970 systemd-oomd.service -> ../systemd-oomd.service\nlrwxrwxrwx  1 root root    25 Jan  1  1970 systemd-sysctl.service -> ../systemd-sysctl.service\nlrwxrwxrwx  1 root root    32 Jan  1  1970 systemd-user-sessions.service -> ../systemd-user-sessions.service\ntotal 24\ndr-xr-xr-x  2 root root  4096 Jan  1  1970 .\ndr-xr-xr-x 68 root root 20480 Jan  1  1970 ..\nlrwxrwxrwx  1 root root    26 Jan  1  1970 lastlog2-import.service -> ../lastlog2-import.service\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 20631,
      "duration_ms": 70
    },
    {
      "id": "chatcmpl-tool-b18b20615497d035",
      "name": "Bash",
      "input": {
        "command": "cat /nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start",
        "description": "Read failover-seed start script"
      },
      "output": "#!/nix/store/byi2zpy2bgcf3dr6y0l8m50rmjj8z7q1-bash-5.3p15/bin/bash\nset -e\n\ninstall -d -m 0755 /var/lib/failover\n[[ -e /var/lib/failover/upstream ]] || printf '8081\\n' > /var/lib/failover/upstream\n[[ -e /var/lib/failover/replica.role ]] || printf 'replica\\n' > /var/lib/failover/replica.role\ntouch /var/lib/failover/primary.failed\n/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python - <<'PY'\nimport sqlite3\ndb=sqlite3.connect('/var/lib/failover/records.sqlite3')\ndb.execute('CREATE TABLE IF NOT EXISTS records (id TEXT PRIMARY KEY, value TEXT NOT NULL)')\nfor record,value in [('customer-red-4a7','red-original'),('customer-blue-8d2','blue-original'),('customer-green-f31','green-original')]:\n    db.execute('INSERT OR IGNORE INTO records(id,value) VALUES(?,?)',(record,value))\ndb.commit()\nPY\n\n\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 26870,
      "duration_ms": 120
    },
    {
      "id": "chatcmpl-tool-ab8a440ca959562c",
      "name": "Bash",
      "input": {
        "command": "ls -la /etc/systemd/system/failover-*.service; echo \"---\"; stat -c '%A %n' /etc/systemd/system /etc /; echo \"---mounts---\"; findmnt -no SOURCE,TARGET,FSTYPE,OPTIONS / 2>/dev/null; mount | grep -E ' / | /etc | /nix ' | head",
        "description": "Check unit file writability and mounts"
      },
      "output": "lrwxrwxrwx 1 root root 94 Jan  1  1970 /etc/systemd/system/failover-proxy.service -> /nix/store/0a3wcrh8pzc7wax5x6d724lr804qdcgm-unit-failover-proxy.service/failover-proxy.service\nlrwxrwxrwx 1 root root 98 Jan  1  1970 /etc/systemd/system/failover-replica.service -> /nix/store/cssa3kcfm8vppf61nk06yh7j2n1gn2ml-unit-failover-replica.service/failover-replica.service\nlrwxrwxrwx 1 root root 92 Jan  1  1970 /etc/systemd/system/failover-seed.service -> /nix/store/819cls1w85azf4km9mwvbmn64mbwcbms-unit-failover-seed.service/failover-seed.service\n---\nlrwxrwxrwx /etc/systemd/system\ndrwxr-xr-x /etc\ndrwxr-xr-x /\n---mounts---\n/dev/vda / ext4 rw,relatime\n/dev/vda on / type ext4 (rw,relatime,x-initrd.mount)\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 26991,
      "duration_ms": 278
    },
    {
      "id": "chatcmpl-tool-ab00698d4dca3464",
      "name": "Bash",
      "input": {
        "command": "systemctl list-timers --all --no-pager 2>/dev/null | head -20; echo \"---CRON---\"; ls /etc/cron* /var/spool/cron 2>/dev/null; echo \"---8081 refs---\"; grep -rl '8081' /etc/systemd/system/ 2>/dev/null; grep -rl '8081' /nix/store/*unit-script* 2>/dev/null; echo \"---tmpfiles---\"; systemctl cat systemd-tmpfiles-resetup.service 2>/dev/null | head -30; grep -r 'failover' /etc/tmpfiles.d/ /usr/lib/tmpfiles.d/ 2>/dev/null",
        "description": "Check for hidden restarters and cleanup jobs"
      },
      "output": "NEXT                          LEFT LAST PASSED UNIT                         ACTIVATES\nTue 2026-10-13 01:00:00 UTC  11min -         - logrotate.timer              logrotate.service\nTue 2026-10-13 01:02:11 UTC  13min -         - systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service\nMon 2026-10-19 00:58:26 UTC 6 days -         - fstrim.timer                 fstrim.service\n\n3 timers listed.\n---CRON---\n---8081 refs---\n/nix/store/44ql83wxi6z28pk20x4179khgs5i5anf-unit-script-rollout-seed-start/bin/rollout-seed-start\n/nix/store/h1zmcrbr7qq6l8k485pbq368f7l1bs47-unit-script-rollout-seed-start.drv\n/nix/store/k3kaqylbhyxkgaza3w5f93lcq3zaqkjd-unit-script-failover-seed-start.drv\n/nix/store/vnsdj3nml00cykxy4dmpcsgbwp76jspz-unit-script-failover-seed-start/bin/failover-seed-start\n---tmpfiles---\n# /etc/systemd/system/systemd-tmpfiles-resetup.service -> /nix/store/xc14nl6svqdrz17x3r9404d587kl8dfc-unit-systemd-tmpfiles-resetup.service/systemd-tmpfiles-resetup.service\n[Unit]\nAfter=local-fs.target systemd-sysusers.service systemd-journald.service\nBefore=sysinit-reactivation.target shutdown.target\nConflicts=shutdown.target\nDefaultDependencies=false\nDescription=Re-setup tmpfiles on a system that is already running.\nX-Restart-Triggers=/nix/store/q31b0pfqi6j1vph6g9gnax9d1sf0vksk-X-Restart-Triggers-systemd-tmpfiles-resetup\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/c59mcax29xrwyfdqs308wkmn2srnmzkn-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/bin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/bin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/bin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/bin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/bin:/nix/store/97d5ygrvqj55f4nx1x34wfdcc7qn11c0-coreutils-9.11/sbin:/nix/store/ibg16grw5is7i7ilnflc5xmj6fwksqkl-findutils-4.11.0/sbin:/nix/store/4dgym2zhac9vy0vrih4gsplh0wpfl13m-gnugrep-3.12/sbin:/nix/store/rxd8p6g4k4s0sx4q1szmzvp9rsmhmfys-gnused-4.10/sbin:/nix/store/mc901k2s1n3v1disrj0356l7lwz7l6vg-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/vlgjd2179ahfh509p1aid8fl22bw8ri3-tzdata-2026c/share/zoneinfo\"\nExecStart=systemd-tmpfiles --create --remove --exclude-prefix=/dev\nImportCredential=tmpfiles.*\nImportCredential=loging.motd\nImportCredential=login.issue\nImportCredential=network.hosts\nImportCredential=ssh.authorized_keys.root\nRemainAfterExit=true\nRestrictSUIDSGID=false\nSuccessExitStatus=DATAERR CANTCREAT\nType=oneshot\n\nExit code: exit status: 2",
      "is_error": true,
      "read_only": false,
      "started_after_ms": 58476,
      "duration_ms": 708
    },
    {
      "id": "chatcmpl-tool-b0aae12b338160bc",
      "name": "Bash",
      "input": {
        "command": "/nix/store/3n4qphl9s728sz8frmpqqrv9b1m87g68-python3-3.14.7/bin/python -c \"\nimport sqlite3\ndb=sqlite3.connect('/var/lib/failover/records.sqlite3')\nfor row in db.execute('SELECT id,value FROM records ORDER BY id'): print(row)\nprint('journal:', db.execute('PRAGMA journal_mode').fetchone())\n\"; ls -la /var/lib/failover/; findmnt -no TARGET,SOURCE,FSTYPE /var/lib 2>/dev/null || echo \"/var/lib on root fs\"",
        "description": "Dump current records and check persistence"
      },
      "output": "('customer-blue-8d2', 'blue-original')\n('customer-green-f31', 'green-original')\n('customer-red-4a7', 'red-original')\njournal: ('delete',)\ntotal 28\ndrwxr-xr-x 2 root root  4096 Oct 13 00:47 .\ndrwxr-xr-x 9 root root  4096 Oct 13 00:47 ..\n-rw-r--r-- 1 root root     0 Oct 13 00:47 primary.failed\n-rw-r--r-- 1 root root 12288 Oct 13 00:47 records.sqlite3\n-rw-r--r-- 1 root root     8 Oct 13 00:47 replica.role\n-rw-r--r-- 1 root root     5 Oct 13 00:47 upstream\n/var/lib on root fs\n",
      "is_error": false,
      "read_only": false,
      "started_after_ms": 59185,
      "duration_ms": 82
    }
  ],
  "timing": {
    "total_duration_ms": 59268,
    "model_rounds": [
      {
        "index": 1,
        "started_after_ms": 1,
        "duration_ms": 3828,
        "status": "completed",
        "usage": {
          "input_tokens": 3546,
          "output_tokens": 236,
          "cache_read_tokens": 33,
          "cache_creation_tokens": 0,
          "cost_usd": 0.00851625
        }
      },
      {
        "index": 2,
        "started_after_ms": 4286,
        "duration_ms": 7699,
        "status": "completed",
        "usage": {
          "input_tokens": 2814,
          "output_tokens": 799,
          "cache_read_tokens": 3578,
          "cache_creation_tokens": 0,
          "cost_usd": 0.0113165
        }
      },
      {
        "index": 3,
        "started_after_ms": 17201,
        "duration_ms": 3398,
        "status": "completed",
        "usage": {
          "input_tokens": 3570,
          "output_tokens": 290,
          "cache_read_tokens": 6391,
          "cache_creation_tokens": 0,
          "cost_usd": 0.01047775
        }
      },
      {
        "index": 4,
        "started_after_ms": 20707,
        "duration_ms": 6158,
        "status": "completed",
        "usage": {
          "input_tokens": 4214,
          "output_tokens": 480,
          "cache_read_tokens": 9960,
          "cache_creation_tokens": 0,
          "cost_usd": 0.013798
        }
      },
      {
        "index": 5,
        "started_after_ms": 27273,
        "duration_ms": 31202,
        "status": "completed",
        "usage": {
          "input_tokens": 1083,
          "output_tokens": 3294,
          "cache_read_tokens": 14173,
          "cache_creation_tokens": 0,
          "cost_usd": 0.02547325
        }
      }
    ]
  }
}