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Rename PASSWORD_FILE env var to RESTIC_REPO_PASSWORD_FILE

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ngosang 2023-02-02 19:48:08 +01:00
parent f04f5468d8
commit 3e00452190
3 changed files with 8 additions and 11 deletions
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2
README.md
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@ -20,7 +20,7 @@ Requirements:
pip install -r /requirements.txt pip install -r /requirements.txt
export RESTIC_REPO_URL=/data export RESTIC_REPO_URL=/data
export PASSWORD_FILE=/restic_password_file export RESTIC_REPO_PASSWORD_FILE=/restic_password_file
python restic-exporter.py python restic-exporter.py
``` ```

7
entrypoint.sh
View file

@ -3,17 +3,14 @@
# Exit on error. For debug use set -x # Exit on error. For debug use set -x
set -e set -e
export PASSWORD_FILE="/tmp/restic_passwd"
if [ -z "${RESTIC_REPO_PASSWORD}" ]; then if [ -z "${RESTIC_REPO_PASSWORD}" ]; then
if [ -z "${RESTIC_REPO_PASSWORD_FILE}" ]; then if [ -z "${RESTIC_REPO_PASSWORD_FILE}" ]; then
echo "You have to define one of these environment variables: RESTIC_REPO_PASSWORD or RESTIC_REPO_PASSWORD_FILE" echo "You have to define one of these environment variables: RESTIC_REPO_PASSWORD or RESTIC_REPO_PASSWORD_FILE"
exit 1 exit 1
else
cp "${RESTIC_REPO_PASSWORD_FILE}" "${PASSWORD_FILE}"
fi fi
else else
echo "${RESTIC_REPO_PASSWORD}" > "${PASSWORD_FILE}" export RESTIC_REPO_PASSWORD_FILE="/tmp/restic_passwd"
echo "${RESTIC_REPO_PASSWORD}" > "${RESTIC_REPO_PASSWORD_FILE}"
fi fi
/usr/local/bin/python -u /restic-exporter.py /usr/local/bin/python -u /restic-exporter.py

10
restic-exporter.py
View file

@ -14,9 +14,9 @@ import prometheus_client.core
class ResticCollector(object): class ResticCollector(object):
def __init__(self, repository, password_file_): def __init__(self, repository, password_file):
self.repository = repository self.repository = repository
self.password_file = password_file_ self.password_file = password_file
# todo: the stats cache increases over time -> remove old ids # todo: the stats cache increases over time -> remove old ids
# todo: cold start -> the stats cache could be saved in a persistent volume # todo: cold start -> the stats cache could be saved in a persistent volume
# todo: cold start -> the restic cache (/root/.cache/restic) could be saved in a persistent volume # todo: cold start -> the restic cache (/root/.cache/restic) could be saved in a persistent volume
@ -212,16 +212,16 @@ if __name__ == "__main__":
sys.exit(1) sys.exit(1)
try: try:
password_file = os.environ["PASSWORD_FILE"] restic_repo_password_file = os.environ["RESTIC_REPO_PASSWORD_FILE"]
except Exception: except Exception:
logging.error("Configuration error. The environment variable PASSWORD_FILE is mandatory") logging.error("Configuration error. The environment variable RESTIC_REPO_PASSWORD_FILE is mandatory")
sys.exit(1) sys.exit(1)
exporter_address = os.environ.get("LISTEN_ADDRESS", "0.0.0.0") exporter_address = os.environ.get("LISTEN_ADDRESS", "0.0.0.0")
exporter_port = int(os.environ.get("LISTEN_PORT", 8001)) exporter_port = int(os.environ.get("LISTEN_PORT", 8001))
exporter_refresh_interval = int(os.environ.get("REFRESH_INTERVAL", 60)) exporter_refresh_interval = int(os.environ.get("REFRESH_INTERVAL", 60))
collector = ResticCollector(restic_repo_url, password_file) collector = ResticCollector(restic_repo_url, restic_repo_password_file)
prometheus_client.core.REGISTRY.register(collector) prometheus_client.core.REGISTRY.register(collector)
prometheus_client.start_http_server(exporter_port, exporter_address) prometheus_client.start_http_server(exporter_port, exporter_address)