feat: Bash script to initialize Postgres and start the app

Author: Lissy93

start.sh

@@ -0,0 +1,95 @@
+#!/bin/sh
+
+# Let user skip all checks and initialization, if DL_SKIP_INIT env var is set
+if [ -n "$DL_SKIP_INIT" ]; then
+  echo "Skipping initialization, and starting app directly"
+  exec node ./dist/analog/server/index.mjs
+fi
+
+# Skip checks if SUPABASE_URL and SUPABASE_ANON_KEY are set, or if DL_ENV_TYPE is 'managed'
+if { [ -n "$SUPABASE_URL" ] && [ -n "$SUPABASE_ANON_KEY" ]; } || [ "$DL_ENV_TYPE" = "managed" ]; then
+  echo "Skipping initialization, as not self-hosted instance, or using Postgres"
+  exec node ./dist/analog/server/index.mjs
+fi
+
+# ANSI color codes
+ERR=$'\033[0;31m❌'
+WARN=$'\033[1;33m⚠️'
+SUCCESS=$'\033[0;32m✅'
+INFO=$'\nℹ️ \033[90m'
+RESET=$'\033[0m'
+
+MAX_WAIT=600
+WARNINGS_FOUND=0
+
+echo "${INFO} Checking environment...${RESET}"
+
+# Check psql and node are installed, and that the app is built
+[ -x "$(command -v psql)" ] || {
+  echo "${WARN} psql (Postgres client) not found in PATH${RESET}";
+  WARNINGS_FOUND=1;
+}
+[ -x "$(command -v node)" ] || {
+  echo "${WARN} node not found in PATH. Is it installed?${RESET}";
+  WARNINGS_FOUND=1;
+}
+[ -f "./dist/analog/server/index.mjs" ] || {
+  echo "${WARN} App entrypoint not found. Did you run the build?${RESET}";
+  WARNINGS_FOUND=1;
+}
+
+# Check if in Docker
+if [ ! -f /.dockerenv ]; then
+  echo "${WARN} This doesn't appear to be a Docker container${RESET}"
+fi
+
+# Check required environment variables
+REQUIRED_VARS="DL_PG_HOST DL_PG_PORT DL_PG_USER DL_PG_PASSWORD DL_PG_NAME"
+for VAR in $REQUIRED_VARS; do
+  if [ -z "$(eval echo \$$VAR)" ]; then
+    echo "${WARN} Environment variable $VAR is not set${RESET}"
+    WARNINGS_FOUND=1
+  fi
+done
+
+# Success message if everything looks good
+if [ "$WARNINGS_FOUND" -eq 0 ]; then
+  echo "${SUCCESS} All environment checks have passed${RESET}"
+else
+  echo "${ERR} Unable to start app, as issues were found${RESET}"
+  exit 1
+fi
+
+# Wait for Postgres to be ready
+echo "${INFO} Waiting for Postgres at ${DL_PG_HOST}:${DL_PG_PORT}...${RESET}"
+elapsed=0
+while ! pg_isready -h "$DL_PG_HOST" -p "$DL_PG_PORT" -U "$DL_PG_USER" > /dev/null 2>&1; do
+  sleep 1
+  elapsed=$((elapsed + 1))
+  if [ $((elapsed % 30)) -eq 0 ]; then
+    echo "${WARN} Postgres doesn't appear to be ready yet, after ${elapsed}s. Still waiting...${RESET}"
+  fi
+  if [ "$elapsed" -ge "$MAX_WAIT" ]; then
+    echo "${ERR} Postgres not ready after ${MAX_WAIT}s. Exiting.${RESET}"
+    exit 1
+  fi
+done
+echo "${SUCCESS} Postgres is ready (took ${elapsed}s)${RESET}"
+
+# Check if schema is applied / and apply it
+echo "${INFO} Applying schema from schema.sql...${RESET}"
+PGPASSWORD="$DL_PG_PASSWORD" psql -h "$DL_PG_HOST" -p "$DL_PG_PORT" -U "$DL_PG_USER" \
+  -d "$DL_PG_NAME" -f ./schema.sql > /dev/null 2>&1 \
+  && echo "${SUCCESS} Schema applied successfully${RESET}" \
+  || echo "${ERR} Failed to apply schema${RESET}"
+
+# Testing the database connection
+echo "${INFO} Testing database connection...${RESET}"
+PGPASSWORD="$DL_PG_PASSWORD" psql -h "$DL_PG_HOST" -p "$DL_PG_PORT" -U "$DL_PG_USER" -d "$DL_PG_NAME" \
+  -c "SELECT 1;" > /dev/null 2>&1 \
+  && echo "${SUCCESS} Database connection test succeeded${RESET}" \
+  || echo "${ERR} Database connection test failed${RESET}"
+
+# Start the app!
+echo "${INFO} Starting Domain Locker${RESET}"
+exec node ./dist/analog/server/index.mjs