2024-10-30 20:26:28 +01:00

41 lines
1.4 KiB
Plaintext

#!/usr/bin/with-contenv bashio
# shellcheck shell=bash
# ==============================================================================
# Home Assistant Add-on: Promtail
# Runs Promtail
# ==============================================================================
readonly PROMTAIL_CONFIG='/etc/promtail/config.yaml'
declare log_level
bashio::log.info 'Starting Promtail...'
journal_path='/var/log/journal'
if ! bashio::fs.directory_exists "${journal_path}" || [ -z "$(ls -A ${journal_path})" ]; then
bashio::log.info "No journal at ${journal_path}, looking for journal in /run/log/journal instead"
journal_path='/run/log/journal'
fi
case "$(bashio::config 'log_level')" in \
trace) ;& \
debug) log_level='debug' ;; \
notice) ;& \
warning) log_level='warn' ;; \
error) ;& \
fatal) log_level='error' ;; \
*) log_level='info' ;; \
esac;
bashio::log.info "Promtail log level set to ${log_level}"
export "URL=$(bashio::config 'client.url')"
export "JOURNAL_PATH=${journal_path}"
export "LOG_LEVEL=${log_level}"
promtail_args=("-config.expand-env=true" "-config.file=${PROMTAIL_CONFIG}")
if [ "${log_level}" == "debug" ]; then
bashio::log.debug "Logging full config on startup for debugging..."
promtail_args+=("-print-config-stderr=true")
fi
bashio::log.info "Handing over control to Promtail..."
/usr/bin/promtail "${promtail_args[@]}"