tools.func: add new function - setup_meilisearch (#11258)

misc/tools.func

@@ -5125,6 +5125,146 @@ function setup_ruby() {
   msg_ok "Setup Ruby $RUBY_VERSION"
 }
 
+# ------------------------------------------------------------------------------
+# Installs or updates MeiliSearch search engine.
+#
+# Description:
+#   - Fresh install: Downloads binary, creates config/service, starts
+#   - Update: Checks for new release, updates binary if available
+#   - Waits for service to be ready before returning
+#   - Exports API keys for use by caller
+#
+# Variables:
+#   MEILISEARCH_BIND     - Bind address (default: 127.0.0.1:7700)
+#   MEILISEARCH_ENV      - Environment: production/development (default: production)
+#   MEILISEARCH_DB_PATH  - Database path (default: /var/lib/meilisearch/data)
+#
+# Exports:
+#   MEILISEARCH_MASTER_KEY  - The master key for admin access
+#   MEILISEARCH_API_KEY     - The default search API key
+#   MEILISEARCH_API_KEY_UID - The UID of the default API key
+#
+# Example (install script):
+#   setup_meilisearch
+#
+# Example (CT update_script):
+#   setup_meilisearch
+# ------------------------------------------------------------------------------
+
+function setup_meilisearch() {
+  local MEILISEARCH_BIND="${MEILISEARCH_BIND:-127.0.0.1:7700}"
+  local MEILISEARCH_ENV="${MEILISEARCH_ENV:-production}"
+  local MEILISEARCH_DB_PATH="${MEILISEARCH_DB_PATH:-/var/lib/meilisearch/data}"
+  local MEILISEARCH_DUMP_DIR="${MEILISEARCH_DUMP_DIR:-/var/lib/meilisearch/dumps}"
+  local MEILISEARCH_SNAPSHOT_DIR="${MEILISEARCH_SNAPSHOT_DIR:-/var/lib/meilisearch/snapshots}"
+
+  # Get bind address for health checks
+  local MEILISEARCH_HOST="${MEILISEARCH_BIND%%:*}"
+  local MEILISEARCH_PORT="${MEILISEARCH_BIND##*:}"
+  [[ "$MEILISEARCH_HOST" == "0.0.0.0" ]] && MEILISEARCH_HOST="127.0.0.1"
+
+  # Update mode: MeiliSearch already installed
+  if [[ -f /usr/bin/meilisearch ]]; then
+    if check_for_gh_release "meilisearch" "meilisearch/meilisearch"; then
+      msg_info "Updating MeiliSearch"
+      systemctl stop meilisearch
+      fetch_and_deploy_gh_release "meilisearch" "meilisearch/meilisearch" "binary"
+      systemctl start meilisearch
+      msg_ok "Updated MeiliSearch"
+    fi
+    return 0
+  fi
+
+  # Fresh install
+  msg_info "Setup MeiliSearch"
+
+  # Install binary
+  fetch_and_deploy_gh_release "meilisearch" "meilisearch/meilisearch" "binary" || {
+    msg_error "Failed to install MeiliSearch binary"
+    return 1
+  }
+
+  # Download default config
+  curl -fsSL https://raw.githubusercontent.com/meilisearch/meilisearch/latest/config.toml -o /etc/meilisearch.toml || {
+    msg_error "Failed to download MeiliSearch config"
+    return 1
+  }
+
+  # Generate master key
+  MEILISEARCH_MASTER_KEY=$(openssl rand -base64 12)
+  export MEILISEARCH_MASTER_KEY
+
+  # Configure
+  sed -i \
+    -e "s|^env =.*|env = \"${MEILISEARCH_ENV}\"|" \
+    -e "s|^# master_key =.*|master_key = \"${MEILISEARCH_MASTER_KEY}\"|" \
+    -e "s|^db_path =.*|db_path = \"${MEILISEARCH_DB_PATH}\"|" \
+    -e "s|^dump_dir =.*|dump_dir = \"${MEILISEARCH_DUMP_DIR}\"|" \
+    -e "s|^snapshot_dir =.*|snapshot_dir = \"${MEILISEARCH_SNAPSHOT_DIR}\"|" \
+    -e 's|^# no_analytics = true|no_analytics = true|' \
+    -e "s|^http_addr =.*|http_addr = \"${MEILISEARCH_BIND}\"|" \
+    /etc/meilisearch.toml
+
+  # Create data directories
+  mkdir -p "${MEILISEARCH_DB_PATH}" "${MEILISEARCH_DUMP_DIR}" "${MEILISEARCH_SNAPSHOT_DIR}"
+
+  # Create systemd service
+  cat <<EOF >/etc/systemd/system/meilisearch.service
+[Unit]
+Description=Meilisearch
+After=network.target
+
+[Service]
+ExecStart=/usr/bin/meilisearch --config-file-path /etc/meilisearch.toml
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+  # Enable and start service
+  systemctl daemon-reload
+  systemctl enable -q --now meilisearch
+
+  # Wait for MeiliSearch to be ready (up to 30 seconds)
+  for i in {1..30}; do
+    if curl -s -o /dev/null -w "%{http_code}" "http://${MEILISEARCH_HOST}:${MEILISEARCH_PORT}/health" 2>/dev/null | grep -q "200"; then
+      break
+    fi
+    sleep 1
+  done
+
+  # Verify service is running
+  if ! systemctl is-active --quiet meilisearch; then
+    msg_error "MeiliSearch service failed to start"
+    return 1
+  fi
+
+  # Get API keys with retry logic
+  MEILISEARCH_API_KEY=""
+  for i in {1..10}; do
+    MEILISEARCH_API_KEY=$(curl -s -X GET "http://${MEILISEARCH_HOST}:${MEILISEARCH_PORT}/keys" \
+      -H "Authorization: Bearer ${MEILISEARCH_MASTER_KEY}" 2>/dev/null | \
+      grep -o '"key":"[^"]*"' | head -n 1 | sed 's/"key":"//;s/"//') || true
+    [[ -n "$MEILISEARCH_API_KEY" ]] && break
+    sleep 2
+  done
+
+  MEILISEARCH_API_KEY_UID=$(curl -s -X GET "http://${MEILISEARCH_HOST}:${MEILISEARCH_PORT}/keys" \
+    -H "Authorization: Bearer ${MEILISEARCH_MASTER_KEY}" 2>/dev/null | \
+    grep -o '"uid":"[^"]*"' | head -n 1 | sed 's/"uid":"//;s/"//') || true
+
+  export MEILISEARCH_API_KEY
+  export MEILISEARCH_API_KEY_UID
+
+  # Cache version
+  local MEILISEARCH_VERSION
+  MEILISEARCH_VERSION=$(/usr/bin/meilisearch --version 2>/dev/null | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | head -1) || true
+  cache_installed_version "meilisearch" "${MEILISEARCH_VERSION:-unknown}"
+
+  msg_ok "Setup MeiliSearch ${MEILISEARCH_VERSION:-}"
+}
+
 # ------------------------------------------------------------------------------
 # Installs or upgrades ClickHouse database server.
 #