Add script to wait for DB to be ready before doing GLPI actions

glpi/files/opt/glpi/cron-worker.sh

@@ -1,6 +1,9 @@
 #!/bin/bash
 set -e -u -o pipefail
 
+# Wait for database to be ready before starting cron tasks
+/opt/glpi/entrypoint/wait-for-db.sh cron-worker
+
 # Infinite loop to run GLPI cron tasks every minute
 while true; do
     php /var/www/glpi/front/cron.php || echo "Cron task failed"

glpi/files/opt/glpi/entrypoint.sh

@@ -3,6 +3,7 @@ set -e -u -o pipefail
 
 /opt/glpi/entrypoint/init-volumes-directories.sh
 /opt/glpi/entrypoint/forward-logs.sh
+/opt/glpi/entrypoint/wait-for-db.sh entrypoint
 /opt/glpi/entrypoint/install.sh
 
 exec "$@"

glpi/files/opt/glpi/entrypoint/install.sh

@@ -60,6 +60,15 @@ GLPI_Installed() {
     return 1
 }
 
+# Skipping auto stuff, database configuration is not fully provided
+if [ -z "${GLPI_DB_HOST:-}" ] || [ -z "${GLPI_DB_PORT:-}" ] || [ -z "${GLPI_DB_NAME:-}" ] || [ -z "${GLPI_DB_USER:-}" ] || [ -z "${GLPI_DB_PASSWORD:-}" ]; then
+    if ! $GLPI_SKIP_AUTOINSTALL || ! $GLPI_SKIP_AUTOUPDATE; then
+        echo "Database configuration incomplete, forcing GLPI_SKIP_AUTOINSTALL and GLPI_SKIP_AUTOUPDATE to true."
+    fi
+    GLPI_SKIP_AUTOINSTALL=true
+    GLPI_SKIP_AUTOUPDATE=true
+fi
+
 if ! GLPI_Installed; then
     if ! $GLPI_SKIP_AUTOINSTALL; then
         echo "GLPI is not installed. but auto-install is enabled. Starting installation."

glpi/files/opt/glpi/entrypoint/wait-for-db.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+set -e -u -o pipefail
+
+# Wait for database to be ready before proceeding
+# Uses PHP mysqli to check database connectivity
+# Usage: wait-for-db.sh [caller_name]
+
+caller="${1:-unknown}"
+
+# Skip if database configuration is not fully provided
+if [ -z "${GLPI_DB_HOST:-}" ] || [ -z "${GLPI_DB_PORT:-}" ] || [ -z "${GLPI_DB_NAME:-}" ] || [ -z "${GLPI_DB_USER:-}" ] || [ -z "${GLPI_DB_PASSWORD:-}" ]; then
+    echo "[$caller] Database ENV configuration incomplete, skipping database state checks."
+    exit 0
+fi
+
+echo "[$caller] Waiting for database to be ready..."
+attempts_left=120
+
+until [ $attempts_left -eq 0 ]; do
+    # Try a simple database connection check using PHP mysqli
+    if php -r "
+        \$conn = @new mysqli('$GLPI_DB_HOST', '$GLPI_DB_USER', '$GLPI_DB_PASSWORD', '', (int) '$GLPI_DB_PORT');
+        exit(\$conn->connect_error ? 1 : 0);
+    " 2>/dev/null; then
+        echo "[$caller] The database is now ready and reachable."
+        exit 0
+    fi
+
+    sleep 1
+    attempts_left=$((attempts_left - 1))
+    echo "[$caller] Still waiting for database to be ready... $attempts_left attempts left."
+done
+
+echo "[$caller] The database is not up or not reachable."
+exit 1