feat: shipping de logs journald a Loki (config loki_url + shipper journalctl→PushLokiStream)

config.go

@@ -11,10 +11,11 @@ import (
 // systemd drop-ins and for deploying the same binary to many nodes.
 type Config struct {
 	Node        string `json:"node"`         // value of the "instance" label attached to every series
-	HubURL      string `json:"hub_url"`      // full ingest URL, e.g. https://metrics-…/api/v1/import/prometheus
-	User        string `json:"user"`         // basic-auth user (empty disables auth)
+	HubURL      string `json:"hub_url"`      // full metrics ingest URL, e.g. https://metrics-…/api/v1/import/prometheus
+	LokiURL     string `json:"loki_url"`     // full Loki push URL, e.g. https://logs-…/loki/api/v1/push (empty disables log shipping)
+	User        string `json:"user"`         // basic-auth user, shared by metrics and logs (empty disables auth)
 	Pass        string `json:"pass"`         // basic-auth password
-	IntervalSec int    `json:"interval_sec"` // push period in seconds (default 15)
+	IntervalSec int    `json:"interval_sec"` // metrics push period in seconds (default 15)
 }
 
 // defaultConfig returns the baseline configuration: the machine hostname as the
@@ -44,6 +45,9 @@ func loadConfig(path string) (Config, error) {
 	if v := os.Getenv("FLEET_HUB_URL"); v != "" {
 		cfg.HubURL = v
 	}
+	if v := os.Getenv("FLEET_LOKI_URL"); v != "" {
+		cfg.LokiURL = v
+	}
 	if v := os.Getenv("FLEET_USER"); v != "" {
 		cfg.User = v
 	}