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config.sh

@@ -13,6 +13,11 @@ export LOGS_DIR="${AIRFLOW_HOME}/logs"
 # ---- Database Connection (Set via HF Secret for production) ----
 export AIRFLOW__DATABASE__SQL_ALCHEMY_CONN="${AIRFLOW__DATABASE__SQL_ALCHEMY_CONN:-postgresql://postgres.ffetkispaxytayrnmxvj:uKInpRkBXsCUfVg1@aws-1-ap-south-1.pooler.supabase.com:5432/postgres}"
 
+# Prevent DB Connection Exhaustion on Hugging Face / Supabase Free Tier
+export AIRFLOW__DATABASE__SQL_ALCHEMY_POOL_SIZE="2"
+export AIRFLOW__DATABASE__SQL_ALCHEMY_MAX_OVERFLOW="1"
+export AIRFLOW__DATABASE__SQL_ALCHEMY_POOL_RECYCLE="1800"
+
 # ---- DAG Repository ----
 export DAG_REPO_URL="${DAG_REPO_URL:-https://github.com/subhamgiri460/myworkflows.git}"
 export DAG_REPO_BRANCH="${DAG_REPO_BRANCH:-main}"
@@ -34,6 +39,7 @@ export AIRFLOW__CORE__EXECUTOR="${AIRFLOW__CORE__EXECUTOR:-LocalExecutor}"
 export AIRFLOW__WEBSERVER__WEB_SERVER_PORT="${AIRFLOW_WEB_PORT}"
 export AIRFLOW__WEBSERVER__WEB_SERVER_MASTER_TIMEOUT="${AIRFLOW__WEBSERVER__WEB_SERVER_MASTER_TIMEOUT:-300}"
 export AIRFLOW__WEBSERVER__WORKER_CLASS="${AIRFLOW__WEBSERVER__WORKER_CLASS:-gevent}"
+export AIRFLOW__WEBSERVER__SECRET_KEY="${AIRFLOW__WEBSERVER__SECRET_KEY:-hf-spaces-default-secret-key-12345}"
 
 # ---- Airflow Scheduler Settings ----
 export AIRFLOW__SCHEDULER__DAG_DIR_LIST_INTERVAL="${AIRFLOW__SCHEDULER__DAG_DIR_LIST_INTERVAL:-30}"

entrypoint.sh

@@ -29,12 +29,15 @@ airflow db migrate || true
 
 echo ""
 echo "=== Creating admin user ==="
+# Delete old admin user if it exists to ensure fresh credentials
+airflow users delete -u "${AIRFLOW_ADMIN_USER}" || true
+
 airflow users create \
     --username "${AIRFLOW_ADMIN_USER}" \
     --firstname Admin \
     --lastname User \
     --role Admin \
-    --email admin@example.com \
+    --email "${AIRFLOW_ADMIN_USER}@example.com" \
     --password "${AIRFLOW_ADMIN_PASSWORD}" || true
 
 echo ""

supervisord.conf

@@ -9,30 +9,38 @@ loglevel=info
 command=/usr/sbin/nginx -g "daemon off;"
 autostart=true
 autorestart=true
-stderr_logfile=/var/log/supervisor/nginx.err.log
-stdout_logfile=/var/log/supervisor/nginx.out.log
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
 priority=5
 
 [program:airflow-webserver]
 command=airflow webserver
 autostart=true
 autorestart=true
-stderr_logfile=/var/log/supervisor/webserver.err.log
-stdout_logfile=/var/log/supervisor/webserver.out.log
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
 priority=20
 
 [program:airflow-scheduler]
 command=airflow scheduler
 autostart=true
 autorestart=true
-stderr_logfile=/var/log/supervisor/scheduler.err.log
-stdout_logfile=/var/log/supervisor/scheduler.out.log
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
 priority=30
 
 [program:refresh-service]
 command=gunicorn --bind 127.0.0.1:5000 --workers 1 --worker-class gevent --chdir / refresh_service:app
 autostart=true
 autorestart=true
-stderr_logfile=/var/log/supervisor/refresh.err.log
-stdout_logfile=/var/log/supervisor/refresh.out.log
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
 priority=10