name: deploy-trade-r001-canary

on:
  push:
    branches:
      - main
    paths:
      - environments/sol/trade-r001-canary/**
      - .gitea/workflows/deploy-trade-r001-canary.yaml
  workflow_dispatch:

jobs:
  apply:
    runs-on: k3s-deploy
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Materialize kubeconfig
        env:
          K3S_KUBECONFIG_B64: ${{ secrets.K3S_KUBECONFIG_B64 }}
        run: |
          test -n "$K3S_KUBECONFIG_B64"
          printf '%s' "$K3S_KUBECONFIG_B64" | base64 -d >/tmp/kubeconfig
          chmod 600 /tmp/kubeconfig

      - name: Install kubectl
        run: |
          curl -fsSL -o /tmp/kubectl https://dl.k8s.io/release/v1.34.6/bin/linux/amd64/kubectl
          install -m 0755 /tmp/kubectl /usr/local/bin/kubectl
          kubectl version --client

      - name: Verify prerequisite secrets
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl -n trade-r001-canary get secret trade-postgres trade-hasura trade-api trade-frontend-tokens trade-basic-auth trade-ingestor-tokens gitea-registry

      - name: Recreate bootstrap jobs
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl -n trade-r001-canary delete job postgres-migrate hasura-bootstrap --ignore-not-found=true

      - name: Apply canary environment
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl apply -k environments/sol/trade-r001-canary
          kubectl get ns trade-r001-canary --show-labels
          kubectl -n trade-r001-canary get svc,resourcequota,limitrange

      - name: Restart application surface
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl -n trade-r001-canary rollout restart deploy/hasura deploy/trade-api deploy/trade-frontend deploy/trade-ingestor

      - name: Wait for database and metadata bootstrap
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl -n trade-r001-canary wait --for=condition=complete job/postgres-migrate --timeout=300s
          kubectl -n trade-r001-canary wait --for=condition=complete job/hasura-bootstrap --timeout=300s

      - name: Wait for application rollouts
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          kubectl -n trade-r001-canary rollout status deploy/hasura --timeout=300s
          kubectl -n trade-r001-canary rollout status deploy/trade-api --timeout=300s
          kubectl -n trade-r001-canary rollout status deploy/trade-frontend --timeout=300s
          kubectl -n trade-r001-canary rollout status deploy/trade-ingestor --timeout=300s
          kubectl -n trade-r001-canary get deploy,pods -o wide

      - name: Verify trade-ingestor runtime
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          sleep 10
          pod_name="$(kubectl -n trade-r001-canary get pod -l app.kubernetes.io/name=trade-ingestor -o jsonpath='{.items[0].metadata.name}')"
          restart_count="$(kubectl -n trade-r001-canary get pod "$pod_name" -o jsonpath='{.status.containerStatuses[0].restartCount}')"
          test "${restart_count}" = "0"
          kubectl -n trade-r001-canary logs "$pod_name" --tail=20

      - name: Verify canary namespace connectivity
        env:
          KUBECONFIG: /tmp/kubeconfig
        run: |
          pod_name="$(kubectl -n trade-r001-canary get pod -l app.kubernetes.io/name=trade-ingestor -o jsonpath='{.items[0].metadata.name}')"
          kubectl -n trade-r001-canary exec -i "$pod_name" -- node - <<'JS'
          const net = require('net');

          const targets = [
            ['postgres-host.trade-infra.svc.cluster.local', 5432],
            ['redis-host.trade-infra.svc.cluster.local', 6379],
          ];

          function checkSocket(host, port) {
            return new Promise((resolve, reject) => {
              const socket = net.createConnection({ host, port, timeout: 5000 });
              socket.on('connect', () => {
                console.log(`OK ${host}:${port}`);
                socket.end();
                resolve();
              });
              socket.on('timeout', () => {
                socket.destroy(new Error(`Timeout ${host}:${port}`));
              });
              socket.on('error', reject);
            });
          }

          (async () => {
            for (const [host, port] of targets) {
              await checkSocket(host, port);
            }
          })().catch((err) => {
            console.error(String(err && err.message ? err.message : err));
            process.exit(1);
          });
          JS
          kubectl -n trade-r001-canary exec -i "$pod_name" -- node - <<'JS'
          const targets = [
            'http://hasura:8080/healthz',
            'http://trade-api:8787/healthz',
            'http://trade-frontend:8081/healthz',
          ];

          (async () => {
            for (const url of targets) {
              const response = await fetch(url, { signal: AbortSignal.timeout(10000) });
              if (!response.ok) {
                throw new Error(`Unexpected status for ${url}: ${response.status}`);
              }
              console.log(`OK ${url}`);
            }
          })().catch((err) => {
            console.error(String(err && err.message ? err.message : err));
            process.exit(1);
          });
          JS