feat: add vector integration

This currently is missing a few features:

- global sinks
- logrotation

But works fairly well otherwise.

plugins/logs/subcommands.go

@@ -1,7 +1,9 @@
 package logs
 
 import (
+	"errors"
 	"fmt"
+	"path/filepath"
 	"strconv"
 
 	"github.com/dokku/dokku/plugins/common"
@@ -45,3 +47,80 @@ func CommandFailed(appName string, allApps bool) error {
 
 	return GetFailedLogs(appName)
 }
+
+// CommandReport displays a logs report for one or more apps
+func CommandReport(appName string, infoFlag string) error {
+	if len(appName) == 0 {
+		apps, err := common.DokkuApps()
+		if err != nil {
+			return err
+		}
+		for _, appName := range apps {
+			if err := ReportSingleApp(appName, infoFlag); err != nil {
+				return err
+			}
+		}
+		return nil
+	}
+
+	return ReportSingleApp(appName, infoFlag)
+}
+
+// CommandSet sets or clears a logs property for an app
+func CommandSet(appName string, property string, value string) error {
+	if property == "vector-sink" && value != "" {
+		_, err := valueToConfig(appName, value)
+		if err != nil {
+			return err
+		}
+	}
+
+	common.CommandPropertySet("logs", appName, property, value, DefaultProperties)
+	if property == "vector-sink" {
+		common.LogVerboseQuiet(fmt.Sprintf("Writing updated vector config to %s", filepath.Join(common.MustGetEnv("DOKKU_LIB_ROOT"), "data", "logs", "vector.json")))
+		return writeVectorConfig()
+	}
+	return nil
+}
+
+// CommandVectorLogs tails the log output for the vector container
+func CommandVectorLogs() error {
+	if !common.ContainerExists(vectorContainerName) {
+		return errors.New("Vector container does not exist")
+	}
+
+	if !common.ContainerIsRunning(vectorContainerName) {
+		return errors.New("Vector container is not running")
+	}
+
+	common.LogInfo1Quiet("Tailing vector container logs")
+	common.LogVerboseQuietContainerLogsTail(vectorContainerName)
+
+	return nil
+}
+
+// CommandVectorStart starts a new vector container
+// or starts an existing one if it already exists
+func CommandVectorStart(vectorImage string) error {
+	common.LogInfo2("Starting vector container")
+	if !common.ContainerExists(vectorContainerName) {
+		return startVectorContainer(vectorImage)
+	}
+
+	if common.ContainerIsRunning(vectorContainerName) {
+		common.LogVerbose("Container already running")
+		return nil
+	}
+
+	if !common.ContainerStart(vectorContainerName) {
+		return errors.New("Unable to start vector container")
+	}
+
+	return nil
+}
+
+// CommandVectorStop stops and removes an existing vector container
+func CommandVectorStop() error {
+	common.LogInfo2Quiet("Stopping and removing vector container")
+	return killVectorContainer()
+}