build(confidence-engine): add manual Jenkins deployment

2026-09-09 12:44:55 +01:00
parent bb62a65174
commit 2c535080d2
5 changed files with 338 additions and 0 deletions
@@ -0,0 +1,189 @@
+#!/usr/bin/env bash
+# Confidence Engine — Production Deployment Script
+#
+# Executes on CT 112 at /opt/confidence-engine.
+# Input: $1 = exact commit SHA (validated)
+#
+# Environment:
+#   DEPLOY_DIR        - target repository path (defaults /opt/confidence-engine)
+#   HEALTH_URL        - health check endpoint (defaults http://127.0.0.1:3000/api/health)
+#
+# Reads deploy.env from $DEPLOY_DIR/deploy.env for runtime values.
+
+set -euo pipefail
+
+# ── Parameters ──────────────────────────────────────────────────────
+
+DEPLOY_SHA="${1:?Error: missing commit SHA argument}"
+DEPLOY_DIR="${DEPLOY_DIR:-/opt/confidence-engine}"
+HEALTH_URL="${HEALTH_URL:-http://127.0.0.1:3000/api/health}"
+
+# ── Validation ──────────────────────────────────────────────────────
+
+if [[ ${#DEPLOY_SHA} -lt 7 ]]; then
+  echo "ERROR: SHA must be at least 7 hex characters."
+  exit 1
+fi
+
+if ! echo "$DEPLOY_SHA" | grep -qE '^[0-9a-fA-F]+$'; then
+  echo "ERROR: SHA contains non-hex characters."
+  exit 1
+fi
+
+echo "Deploying SHA: $DEPLOY_SHA"
+
+cd "$DEPLOY_DIR" || { echo "ERROR: Cannot cd to $DEPLOY_DIR"; exit 1; }
+
+# ── Safety checks ───────────────────────────────────────────────────
+
+# deploy.env must exist on the host (not tracked by Git)
+if [[ ! -f deploy.env ]]; then
+  echo "DEPLOYMENT BLOCKED - deploy.env not found at deploy.env"
+  exit 1
+fi
+
+# Check for uncommitted changes that would block safe checkout
+if ! git diff-index --quiet HEAD -- 2>/dev/null; then
+  echo "DEPLOYMENT BLOCKED - target working tree has uncommitted changes"
+  exit 1
+fi
+
+if [[ -n "$(git ls-files --others --exclude-standard)" ]]; then
+  echo "DEPLOYMENT BLOCKED - target working tree has untracked files"
+  exit 1
+fi
+
+# ── Fetch and verify SHA ────────────────────────────────────────────
+
+echo "Fetching latest refs from origin..."
+git fetch origin >/dev/null 2>&1 || {
+  echo "ERROR: git fetch origin failed."
+  exit 1
+}
+
+if ! git rev-parse --verify "$DEPLOY_SHA" >/dev/null 2>&1; then
+  echo "ERROR: SHA $DEPLOY_SHA not found in repository after fetch."
+  exit 1
+fi
+
+# ── Detached checkout (never modifies working tree or remote) ───────
+
+echo "Checking out exactly $DEPLOY_SHA..."
+git checkout --detach "$DEPLOY_SHA" >/dev/null 2>&1 || {
+  echo "ERROR: Could not checkout SHA $DEPLOY_SHA."
+  exit 1
+}
+
+# Verify the detached HEAD matches our deploy SHA
+CURRENT_SHA="$(git rev-parse HEAD)"
+if [[ "${CURRENT_SHA%"${CURRENT_SHA#?}"}" != "${DEPLOY_SHA%"${DEPLOY_SHA#?}"}" ]] || \
+   [[ "$CURRENT_SHA" != "$DEPLOY_SHA" && "${CURRENT_SHA:0:7}" != "${DEPLOY_SHA:0:7}" ]]; then
+  echo "ERROR: Checked out SHA $CURRENT_SHA does not match requested $DEPLOY_SHA."
+  exit 1
+fi
+
+# ── Load runtime environment ────────────────────────────────────────
+
+if [[ -f deploy.env ]]; then
+  set -a
+  # shellcheck disable=SC1091
+  source deploy.env
+  set +a
+else
+  echo "ERROR: deploy.env not found at $DEPLOY_DIR/deploy.env"
+  exit 1
+fi
+
+# ── Build Docker image ──────────────────────────────────────────────
+
+IMAGE_TAG="confidence-engine:${DEPLOY_SHA}"
+
+echo "Building Docker image ${IMAGE_TAG}..."
+docker build \
+  --build-arg NEXT_PUBLIC_SUPABASE_URL="${NEXT_PUBLIC_SUPABASE_URL}" \
+  --build-arg NEXT_PUBLIC_SUPABASE_ANON_KEY="${NEXT_PUBLIC_SUPABASE_ANON_KEY}" \
+  -t "${IMAGE_TAG}" \
+  .
+
+echo "Image ${IMAGE_TAG} built successfully."
+
+# ── Container replacement ───────────────────────────────────────────
+
+CONTAINER_NAME="confidence-engine"
+
+# Record previous image before replacing container
+PREV_IMAGE=""
+if docker ps -a --format '{{.Names}}' | grep -qx "$CONTAINER_NAME"; then
+  PREV_IMAGE="$(docker inspect --format='{{.Config.Image}}' "$CONTAINER_NAME" 2>/dev/null || echo "")"
+fi
+
+echo "Stopping existing container (if running)..."
+docker stop "$CONTAINER_NAME" >/dev/null 2>&1 || true
+docker rm -f "$CONTAINER_NAME" >/dev/null 2>&1 || true
+
+echo "Starting new container from ${IMAGE_TAG}..."
+docker run -d \
+  --name "$CONTAINER_NAME" \
+  --restart unless-stopped \
+  -p 3000:3000 \
+  -e OLLAMA_BASE_URL="${OLLAMA_BASE_URL}" \
+  -e OLLAMA_MODEL="${OLLAMA_MODEL}" \
+  "${IMAGE_TAG}"
+
+echo "Container $CONTAINER_NAME started."
+
+# ── Health check polling ────────────────────────────────────────────
+
+HEALTH_CHECK_TIMEOUT=60
+HEALTH_CHECK_INTERVAL=3
+ELAPSED=0
+
+echo "Waiting for health check at ${HEALTH_URL}..."
+
+while [[ $ELAPSED -lt $HEALTH_CHECK_TIMEOUT ]]; do
+  if curl -sf "$HEALTH_URL" | grep -q '"healthy"[[:space:]]*:[[:space:]]*true'; then
+    echo ""
+    echo "============================================="
+    echo "DEPLOYMENT SUCCEEDED"
+    echo "Deployed SHA: $DEPLOY_SHA"
+    echo "Current image: $(docker inspect --format='{{.Config.Image}}' "$CONTAINER_NAME" 2>/dev/null || echo 'unknown')"
+    echo "============================================="
+    exit 0
+  fi
+
+  sleep "$HEALTH_CHECK_INTERVAL"
+  ELAPSED=$((ELAPSED + HEALTH_CHECK_INTERVAL))
+done
+
+echo ""
+echo "============================================="
+echo "DEPLOYMENT FAILED - Health check timed out after ${HEALTH_CHECK_TIMEOUT}s"
+echo "============================================="
+
+# ── Rollback (one attempt) ──────────────────────────────────────────
+
+if [[ -n "$PREV_IMAGE" ]]; then
+  echo ""
+  echo "Attempting rollback to previous image: $PREV_IMAGE"
+  docker stop "$CONTAINER_NAME" >/dev/null 2>&1 || true
+  docker rm -f "$CONTAINER_NAME" >/dev/null 2>&1 || true
+
+  docker run -d \
+    --name "$CONTAINER_NAME" \
+    --restart unless-stopped \
+    -p 3000:3000 \
+    -e OLLAMA_BASE_URL="${OLLAMA_BASE_URL}" \
+    -e OLLAMA_MODEL="${OLLAMA_MODEL}" \
+    "$PREV_IMAGE"
+
+  if [[ $? -eq 0 ]]; then
+    echo "DEPLOYMENT FAILED - ROLLED BACK to $PREV_IMAGE"
+  else
+    echo "DEPLOYMENT FAILED - ROLLBACK ALSO FAILED"
+  fi
+else
+  echo "No previous image available for rollback."
+fi
+
+echo "DEPLOYMENT FAILED - MANUAL RECOVERY REQUIRED"
+exit 1