Initial commit

.devcontainer/post_start.sh

@@ -0,0 +1,97 @@
+#!/bin/bash
+# This script is run after the container starts up.
+
+set -euo pipefail
+
+die() {
+  echo "ERROR: $@" >&2
+  exit 1
+}
+
+: "${CODESPACE_NAME:?CODESPACE_NAME environment variable not set. This script should be run in a GitHub Codespace environment.}"
+
+echo "Setting multi-tier application port visibility..."
+gh cs ports visibility 8000:public -c "$CODESPACE_NAME" || die "Failed to set 8000 public"
+gh cs ports visibility 5173:public -c "$CODESPACE_NAME" || die "Failed to set 5173 public"
+gh cs ports visibility 27017:private -c "$CODESPACE_NAME" || die "Failed to set 27017 private"
+
+echo "Preparing MongoDB data dir..."
+sudo mkdir -p /data/db || die "mkdir failed"
+sudo chmod 777 /data/db || die "chmod failed"
+
+LOGFILE=/tmp/mongod.log
+MAX_START_TRIES=3
+READY_CHECK_RETRIES=15
+READY_CHECK_INTERVAL=1
+
+is_running() {
+  ps aux | grep '[m]ongod' >/dev/null 2>&1
+}
+
+mongod_pid() {
+  pgrep -x mongod || true
+}
+
+start_mongod() {
+  if is_running; then
+    echo "mongod already running"
+    return 0
+  fi
+  > "$LOGFILE"
+  echo "Launching mongod (dbpath=/data/db, log=$LOGFILE)..."
+  mongod --dbpath /data/db --fork --logpath "$LOGFILE"
+}
+
+ready_check() {
+  if grep -q "Waiting for connections" "$LOGFILE" 2>/dev/null; then
+    return 0
+  fi
+  if command -v nc >/dev/null 2>&1; then
+    nc -z 127.0.0.1 27017 2>/dev/null && return 0
+  fi
+  if command -v mongosh >/dev/null 2>&1; then
+    mongosh --quiet --eval 'db.runCommand({ping:1})' >/dev/null 2>&1 && return 0 || true
+  fi
+  return 1
+}
+
+wait_for_ready() {
+  for ((i=1; i<=READY_CHECK_RETRIES; i++)); do
+    if ready_check; then
+      echo "mongod is ready (after $i checks)."
+      return 0
+    fi
+    sleep "$READY_CHECK_INTERVAL"
+  done
+  return 1
+}
+
+echo "Starting MongoDB with retries..."
+for ((attempt=1; attempt<=MAX_START_TRIES; attempt++)); do
+  echo "Start attempt $attempt/$MAX_START_TRIES"
+  if start_mongod && wait_for_ready; then
+    tail -20 "$LOGFILE" || true
+    echo "MongoDB started successfully."
+    break
+  fi
+
+  if (( attempt == MAX_START_TRIES )); then
+    tail -40 "$LOGFILE" || true
+    die "MongoDB failed to start after $MAX_START_TRIES attempts"
+  fi
+
+  echo "Cleaning up before next attempt..."
+  cleaned_up=false
+  while IFS= read -r pid; do
+    if [ -n "$pid" ]; then
+      kill "$pid" || true
+      cleaned_up=true
+    fi
+  done < <(mongod_pid)
+  if [ "$cleaned_up" = true ]; then
+    sleep 2
+  fi
+done
+
+echo "post_start.sh completed successfully."
+exit 0