Taskfile.yml

@@ -1,26 +1,9 @@
 version: '3'
 
-vars:
-  NAME: code.jhot.me/jhot/docker-s3-backup
-
 tasks:
-  default:
-    vars:
-      TAG: latest
   build:
     cmds:
-      - docker buildx build --platform linux/amd64,linux/arm64 -t "{{.NAME}}:{{.TAG}}" .
-  push:
-    cmds:
-      - docker push "{{.NAME}}:{{.TAG}}"
-  tag:
-    prompt: This will push a git tag and docker image versioned {{.TAG}}... Do you want to continue?
-    cmds:
-      - task: build
+      - docker buildx build -t {{.NAME}}:{{.TAG}} .
     vars:
-          NAME: "{{.NAME}}"
-      - task: push
-        vars:
-          NAME: "{{.NAME}}"
-      - git tag "{{.TAG}}"
-      - git push origin "{{.TAG}}"
+      NAME: docker-s3-backup
+      TAG: latest

go.mod

@@ -1,6 +1,6 @@
 module code.jhot.me/jhot/docker-s3-backup
 
-go 1.21
+go 1.20
 
 require (
 	github.com/go-co-op/gocron v1.33.1

internal/backup.go

@@ -11,49 +11,28 @@ import (
 
 var (
 	MinioClient *minio.Client
-	backupBuckets = []string{}
-	backupRoot    string
-	s3Host        string
-	s3Secure      bool
-	s3Region      string
-	s3User        string
-	s3Pass        string
 )
 
-func init() {
-	for _, bucket := range strings.Split(GetEnvWithDefault("BUCKET_NAMES", ""), ",") {
-		backupBuckets = append(backupBuckets, strings.TrimSpace(bucket))
-	}
-	backupRoot = GetEnvWithDefault("BACKUP_ROOT", "/backup")
-	s3Host = GetEnvWithDefault("S3_HOST", "localhost:9000")
-	s3Secure = GetEnvWithDefault("S3_USE_SSL", "") == "true"
-	s3Region = GetEnvWithDefault("S3_REGION", "us-east-1")
-	s3User = GetEnvWithDefault("S3_ACCESS_KEY_ID", "")
-	s3Pass = GetEnvWithDefault("S3_ACCESS_KEY_SECRET", "")
-}
-
 func Backup(ctx context.Context) error {
-	logger.Info("Starting backup")
 	var err error
 	var getErrors = []string{}
+	bucketNames := GetEnvWithDefault("BUCKET_NAMES", "")
+	backupRoot := GetEnvWithDefault("BACKUP_ROOT", "/backup")
 
-	MinioClient, err = minio.New(s3Host, &minio.Options{
-		Creds:  credentials.NewStaticV4(s3User, s3Pass, ""),
-		Secure: s3Secure,
-		Region: s3Region,
+	MinioClient, err = minio.New(GetEnvWithDefault("S3_HOST", "localhost"), &minio.Options{
+		Creds:  credentials.NewStaticV4(GetEnvWithDefault("S3_ACCESS_KEY_ID", ""), GetEnvWithDefault("S3_ACCESS_KEY_SECRET", ""), ""),
+		Secure: GetEnvWithDefault("S3_USE_SSL", "") == "true",
+		Region: GetEnvWithDefault("S3_REGION", "us-east-1"),
 	})
 	if err != nil {
-		logger.Error("Error connecting to S3", "error", err)
 		return err
 	}
-	logger.Debug("Connected to S3", "host", s3Host)
 
-	for _, bucket := range backupBuckets {
-		logger.Debug("Backing up bucket", "bucket", bucket)
+	for _, bucket := range strings.Split(bucketNames, ",") {
+		bucket = strings.TrimSpace(bucket)
 		for object := range MinioClient.ListObjects(ctx, bucket, minio.ListObjectsOptions{Recursive: true}) {
 			getError := MinioClient.FGetObject(ctx, bucket, object.Key, fmt.Sprintf("%s/%s/%s", backupRoot, bucket, object.Key), minio.GetObjectOptions{})
 			if getError != nil {
-				logger.Error("Error getting object", "bucket", bucket, "error", getError)
 				getErrors = append(getErrors, getError.Error())
 			}
 		}

internal/logger.go

@@ -1,14 +0,0 @@
-package internal
-
-import (
-	"log/slog"
-	"os"
-)
-
-var (
-	logger *slog.Logger
-)
-
-func init() {
-	logger = slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{Level: slog.LevelDebug}))
-}

internal/schedule.go

@@ -12,14 +12,12 @@ var (
 )
 
 func StartSchedule(ctx context.Context) error {
-	logger.Info("Starting schedule")
 	cronExpression := GetEnvWithDefault("SCHEDULE_CRON", "0 0 * * *")
 	scheduler = gocron.NewScheduler(time.Local)
-	job, err := scheduler.Cron(cronExpression).Do(Backup, ctx)
+	_, err := scheduler.Cron(cronExpression).Do(Backup, ctx)
 	if err != nil {
 		return err
 	}
-	logger.Debug("Next scheduled backup", "time", job.NextRun())
 	scheduler.StartBlocking()
 	return nil
 }