confdroid/prometheus-pg-adapter
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OP#176 fix envsubst

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The Confdroid
2025-12-02 17:38:12 +01:00
parent 846cf2fde7
commit b8188b792d
1 changed files with 11 additions and 9 deletions
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18
start.sh
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@@ -1,17 +1,19 @@
#!/bin/bash #!/bin/bash
set -e set -e
# Construct DATABASE_URL from individual vars if not set directly if [[ "${DATABASE_URL}" == "" ]]; then
if [[ -z "${DATABASE_URL}" ]]; then echo 'Missing DATABASE_URL'
if [[ -z "${PG_USER}" || -z "${PG_PASSWORD}" || -z "${PG_HOST}" || -z "${PG_DBNAME}" ]]; then echo 'example -e DATABASE_URL="user=<db user> password=<db user password> host=<db host> port=<db port> database=<db name>"'
echo "ERROR: DATABASE_URL not set and one of PG_USER/PG_PASSWORD/PG_HOST/PG_DBNAME missing"
exit 1 exit 1
fi
export DATABASE_URL="postgresql://${PG_USER}:${PG_PASSWORD}@${PG_HOST}:${PG_PORT:-5432}/${PG_DBNAME}?sslmode=${PG_SSLMODE:-disable}"
echo "Constructed DATABASE_URL: ${DATABASE_URL}"
fi fi
# Strip single quotes from defaults (Alpine bash keeps them) trap shutdown INT
function shutdown() {
pkill -SIGINT postgresql-prometheus-adapter
}
adapter_send_timeout=$(echo "${adapter_send_timeout:-'30s'}" | tr -d "'") adapter_send_timeout=$(echo "${adapter_send_timeout:-'30s'}" | tr -d "'")
web_listen_address=$(echo "${web_listen_address:-':9201'}" | tr -d "'") web_listen_address=$(echo "${web_listen_address:-':9201'}" | tr -d "'")
web_telemetry_path=$(echo "${web_telemetry_path:-'/metrics'}" | tr -d "'") web_telemetry_path=$(echo "${web_telemetry_path:-'/metrics'}" | tr -d "'")