94 lines
2.0 KiB
Plaintext
94 lines
2.0 KiB
Plaintext
// Grafana Alloy configuration for VM2
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// Replaces Promtail for log collection and forwarding to Loki
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// Discover Docker containers with the logging=promtail label
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discovery.docker "containers" {
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host = "unix:///var/run/docker.sock"
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refresh_interval = "5s"
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filter {
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name = "label"
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values = ["logging=alloy"]
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}
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}
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// Scrape logs from discovered containers
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loki.source.docker "docker_logs" {
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host = "unix:///var/run/docker.sock"
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targets = discovery.docker.containers.targets
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forward_to = [loki.write.loki.receiver]
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relabel_rules = loki.relabel.docker.rules
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}
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// Relabel configuration to extract useful labels from Docker metadata
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loki.relabel "docker" {
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forward_to = []
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rule {
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source_labels = ["__meta_docker_container_name"]
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regex = "/(.*)"
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target_label = "container"
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}
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rule {
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source_labels = ["__meta_docker_container_label_logging_jobname"]
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target_label = "job"
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}
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// Add external labels
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rule {
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target_label = "environment"
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replacement = "production"
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}
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rule {
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target_label = "cluster"
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replacement = "myapp-cluster"
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}
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}
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// Write logs to Loki
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loki.write "loki" {
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endpoint {
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url = "http://192.168.1.200:3100/loki/api/v1/push"
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}
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}
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// Collect system metrics
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prometheus.exporter.unix "host" {
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procfs_path = "/host/proc"
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sysfs_path = "/host/sys"
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rootfs_path = "/host/root"
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}
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// Relabel configuration for Prometheus metrics
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prometheus.relabel "host_metrics" {
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forward_to = [prometheus.remote_write.mimir.receiver]
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rule {
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source_labels = ["__address__"]
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target_label = "instance"
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replacement = "vm2"
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}
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rule {
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target_label = "hostname"
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replacement = "vm2"
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}
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}
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// Scrape metrics from the unix exporter
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prometheus.scrape "host" {
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targets = prometheus.exporter.unix.host.targets
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forward_to = [prometheus.relabel.host_metrics.receiver]
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}
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// Write metrics to Mimir/Prometheus
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prometheus.remote_write "mimir" {
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endpoint {
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url = "http://192.168.1.200:9090/api/v1/write"
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}
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}
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