implemented spawning of new agents

split pipeline

cmd/woodpecker-autoscaler.go

@@ -6,8 +6,10 @@ import (
 
 	"git.uploadfilter24.eu/covidnetes/woodpecker-autoscaler/internal/config"
 	"git.uploadfilter24.eu/covidnetes/woodpecker-autoscaler/internal/health"
+	"git.uploadfilter24.eu/covidnetes/woodpecker-autoscaler/internal/hetzner"
 	"git.uploadfilter24.eu/covidnetes/woodpecker-autoscaler/internal/logging"
 	"git.uploadfilter24.eu/covidnetes/woodpecker-autoscaler/internal/woodpecker"
+	"github.com/hetznercloud/hcloud-go/hcloud"
 	log "github.com/sirupsen/logrus"
 )
 
@@ -34,7 +36,52 @@ func main() {
 	}).Info("Entering main event loop")
 
 	for {
-		woodpecker.CheckPending(cfg)
+		pendingTasks, err := woodpecker.CheckPending(cfg)
+		if err != nil {
+			log.WithFields(log.Fields{
+				"Caller": "Main",
+			}).Fatal(fmt.Sprintf("Error checking woodpecker queue: %s", err.Error()))
+		}
+		if pendingTasks {
+			server, err := hetzner.CreateNewAgent(cfg)
+			if err != nil {
+				log.WithFields(log.Fields{
+					"Caller": "Main",
+				}).Fatal(fmt.Sprintf("Error spawning new agent: %s", err.Error()))
+			}
+			for {
+				if server.Status == hcloud.ServerStatusRunning {
+					log.WithFields(log.Fields{
+						"Caller": "Main",
+					}).Infof("%s started!", server.Name)
+					break
+				}
+				log.WithFields(log.Fields{
+					"Caller": "Main",
+				}).Infof("Waiting for agent %s to start", server.Name)
+			}
+		} else {
+			log.WithFields(log.Fields{
+				"Caller": "Main",
+			}).Info("Checking if agents can be removed")
+			runningTasks, err := woodpecker.CheckRunning(cfg)
+			if err != nil {
+				log.WithFields(log.Fields{
+					"Caller": "Main",
+				}).Fatal(fmt.Sprintf("Error checking woodpecker queue: %s", err.Error()))
+			}
+			if runningTasks {
+				log.WithFields(log.Fields{
+					"Caller": "Main",
+				}).Info("Still found running tasks. No agent to be removed")
+			} else {
+				log.WithFields(log.Fields{
+					"Caller": "Main",
+				}).Info("No tasks running. Will remove agents")
+				// TODO: iterate over agents and remove ours
+				// agent name should match hetzner name
+			}
+		}
 		time.Sleep(time.Duration(cfg.CheckInterval) * time.Minute)
 	}
 }