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Test and Publish Templates / test-and-publish (push) Successful in 40s
111 lines
3.0 KiB
Bash
Executable File
111 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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# Generate Promtail configuration for Log Client
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# Check required variables
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if [ -z "$LOGSERVER_HOST" ] || [ -z "$LOGSERVER_PORT" ] || [ -z "$LOKI_PASSWORD" ]; then
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echo "ERROR: Required environment variables not set"
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echo " LOGSERVER_HOST: ${LOGSERVER_HOST:-NOT SET}"
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echo " LOGSERVER_PORT: ${LOGSERVER_PORT:-NOT SET}"
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echo " LOKI_PASSWORD: ${LOKI_PASSWORD:-NOT SET}"
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echo ""
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echo "Please set these in config/service.env before running install"
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exit 1
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fi
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# Get actual hostname
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ACTUAL_HOSTNAME=${HOSTNAME_LABEL:-${HOSTNAME:-$(hostname 2>/dev/null || echo "unknown")}}
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# Determine config directory
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CONFIG_DIR="${CONFIG_PATH:-./config}"
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mkdir -p "$CONFIG_DIR"
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# Generate promtail.yaml configuration
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cat > "$CONFIG_DIR/promtail.yaml" << EOF
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server:
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http_listen_port: 9080
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grpc_listen_port: 0
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positions:
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filename: /tmp/positions/positions.yaml
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clients:
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- url: http://${LOKI_USER:-logclient}:${LOKI_PASSWORD}@${LOGSERVER_HOST}:${LOGSERVER_PORT}/loki/api/v1/push
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# Authentication via URL (HTTP Basic Auth)
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scrape_configs:
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# Docker container logs via Docker API
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- job_name: docker
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docker_sd_configs:
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- host: unix:///var/run/docker.sock
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refresh_interval: 5s
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relabel_configs:
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- source_labels: ['__meta_docker_container_name']
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regex: '/(.*)'
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target_label: 'container_name'
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- source_labels: ['__meta_docker_container_id']
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target_label: 'container_id'
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- source_labels: ['__meta_docker_container_image']
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target_label: 'image'
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- target_label: 'hostname'
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replacement: '${ACTUAL_HOSTNAME}'
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- target_label: 'job'
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replacement: 'docker'
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# System logs
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- job_name: syslog
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static_configs:
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- targets:
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- localhost
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labels:
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job: syslog
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hostname: ${ACTUAL_HOSTNAME}
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__path__: /var/log/syslog
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- job_name: messages
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static_configs:
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- targets:
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- localhost
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labels:
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job: messages
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hostname: ${ACTUAL_HOSTNAME}
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__path__: /var/log/messages
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- job_name: auth
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static_configs:
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- targets:
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- localhost
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labels:
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job: auth
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hostname: ${ACTUAL_HOSTNAME}
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__path__: /var/log/auth.log
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# Docker container JSON logs (backup method)
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- job_name: containers
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static_configs:
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- targets:
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- localhost
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labels:
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job: containers
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hostname: ${ACTUAL_HOSTNAME}
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__path__: /var/lib/docker/containers/*/*-json.log
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pipeline_stages:
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- json:
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expressions:
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output: log
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stream: stream
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time: time
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- timestamp:
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source: time
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format: RFC3339Nano
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- labels:
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stream:
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- output:
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source: output
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EOF
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echo "Promtail configuration generated at: $CONFIG_DIR/promtail.yaml"
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echo "Configuration:"
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echo " LOGSERVER_HOST: ${LOGSERVER_HOST}"
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echo " LOGSERVER_PORT: ${LOGSERVER_PORT}"
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echo " HOSTNAME: ${ACTUAL_HOSTNAME}" |