diff --git a/command.go b/command.go
index 4727d28..0017b17 100644
--- a/command.go
+++ b/command.go
@@ -2,8 +2,6 @@ package main
 
 import(
   "log"
-  "os"
-  "io"
 )
 
 func cmdHead(config *configCollect) {
@@ -42,19 +40,22 @@ func cmdInfo(config *configCollect) {
 
 func cmdCpFile(config *configCollect) {
   en := NewEntryFileNode(config)
-  en.Parse()
-
-  file, err := os.Create(config.Dest)
-  if err != nil { log.Fatal(err) }
-  defer file.Close()
-  written, err := io.Copy(file, en)
-  if err != nil { log.Fatal(err) }
-  if uint64(written) != en.Elem.FileSize {
-    log.Fatal(written, "bytes written,", en.Elem.FileSize, "bytes expected")
-  }
+  cw := new(CopyWalker)
+  cw.onFile(en)
 }
 
 func cmdCpDir(config *configCollect) {
   en := NewEntryNode(config)
   en.Walk(new(CopyWalker))
 }
+
+func cmdS3Dir(config *configCollect) {
+  en := NewEntryNode(config)
+  en.Walk(NewS3Walker(config))
+}
+
+func cmdS3File(config *configCollect) {
+  en := NewEntryFileNode(config)
+  sw := NewS3Walker(config)
+  sw.onFile(en)
+}
diff --git a/copy_walker.go b/copy_walker.go
index c09d6b4..743e471 100644
--- a/copy_walker.go
+++ b/copy_walker.go
@@ -15,7 +15,8 @@ func (cw* CopyWalker) onDir(dn *DirNode) {
 }
 func (cw* CopyWalker) onFile(fn *FileNode) {
   fn.Parse()
-  file, err := os.Create(filepath.Join(fn.Config.Dest, fn.AbsolutePath))
+  path := filepath.Join(fn.Config.Dest, fn.AbsolutePath)
+  file, err := os.Create(path)
   if err != nil { log.Fatal(err) }
   defer file.Close()
   written, err := io.Copy(file, fn)
diff --git a/go.mod b/go.mod
index 999fa28..38da86f 100644
--- a/go.mod
+++ b/go.mod
@@ -5,4 +5,5 @@ go 1.15
 require (
 	github.com/aws/aws-sdk-go v1.38.25
 	github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815
+	github.com/minio/minio-go/v7 v7.0.10
 )
diff --git a/go.sum b/go.sum
index 5dccb96..37d92a5 100644
--- a/go.sum
+++ b/go.sum
@@ -1,23 +1,73 @@
 github.com/aws/aws-sdk-go v1.38.25 h1:aNjeh7+MON05cZPtZ6do+KxVT67jPOSQXANA46gOQao=
 github.com/aws/aws-sdk-go v1.38.25/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815 h1:bWDMxwH3px2JBh6AyO7hdCn/PkvCZXii8TGj7sbtEbQ=
 github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
+github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9YPoQUg=
 github.com/jmespath/go-jmespath v0.4.0/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
+github.com/json-iterator/go v1.1.10 h1:Kz6Cvnvv2wGdaG/V8yMvfkmNiXq9Ya2KUv4rouJJr68=
+github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
+github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
+github.com/klauspost/cpuid v1.2.3/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
+github.com/klauspost/cpuid v1.3.1 h1:5JNjFYYQrZeKRJ0734q51WCEEn2huer72Dc7K+R/b6s=
+github.com/klauspost/cpuid v1.3.1/go.mod h1:bYW4mA6ZgKPob1/Dlai2LviZJO7KGI3uoWLd42rAQw4=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/minio/md5-simd v1.1.0 h1:QPfiOqlZH+Cj9teu0t9b1nTBfPbyTl16Of5MeuShdK4=
+github.com/minio/md5-simd v1.1.0/go.mod h1:XpBqgZULrMYD3R+M28PcmP0CkI7PEMzB3U77ZrKZ0Gw=
+github.com/minio/minio-go v1.0.0 h1:ooSujki+Z1PRGZsYffJw5jnF5eMBvzMVV86TLAlM0UM=
+github.com/minio/minio-go v3.0.2+incompatible h1:TgjYEriSwSpcawLVPw4LpkENIJdqqtVwkyMEnNapZ8w=
+github.com/minio/minio-go/v7 v7.0.10 h1:1oUKe4EOPUEhw2qnPQaPsJ0lmVTYLFu03SiItauXs94=
+github.com/minio/minio-go/v7 v7.0.10/go.mod h1:td4gW1ldOsj1PbSNS+WYK43j+P1XVhX/8W8awaYlBFo=
+github.com/minio/sha256-simd v0.1.1 h1:5QHSlgo3nt5yKOJrC7W8w7X+NFl8cMPZm96iu8kKUJU=
+github.com/minio/sha256-simd v0.1.1/go.mod h1:B5e1o+1/KgNmWrSQK08Y6Z1Vb5pwIktudl0J58iy0KM=
+github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
+github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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+github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rs/xid v1.2.1 h1:mhH9Nq+C1fY2l1XIpgxIiUOfNpRBYH1kKcr+qfKgjRc=
+github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
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+github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/ini.v1 v1.57.0 h1:9unxIsFcTt4I55uWluz+UmL95q4kdJ0buvQ1ZIqVQww=
+gopkg.in/ini.v1 v1.57.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/s3_walker.go b/s3_walker.go
index e75f9ce..aa5eb69 100644
--- a/s3_walker.go
+++ b/s3_walker.go
@@ -1,11 +1,62 @@
 package main
 
 import (
-  "github.com/aws/aws-sdk-go/service/s3"
+  "context"
+  "log"
+  "mime"
+  "net/url"
+  "path/filepath"
+
+  "github.com/minio/minio-go/v7"
+  "github.com/minio/minio-go/v7/pkg/credentials"
 )
 
-type S3Walker struct { }
+type S3Walker struct {
+  ctx context.Context
+  config *configCollect
+  mc *minio.Client
+  bucket string
+}
+func NewS3Walker(config *configCollect) *S3Walker {
+  sw := new(S3Walker)
+
+  sw.ctx = context.Background()
+  sw.config = config
+
+  u, err := url.Parse(config.Dest)
+  if err != nil {
+    log.Fatal(err)
+  }
+
+  if u.Scheme != "s3" { log.Fatal("URL must be of the following form: s3://ACCESS_KEY:SECRET_KEY@ENDPOINT/BUCKET") }
+
+  accessKeyID := u.User.Username()
+  secretAccessKey, _ := u.User.Password()
+  endpoint := u.Host
+  sw.bucket = u.Path
+  useSSL := true
+
+  // Initialize minio client object.
+  sw.mc, err = minio.New(endpoint, &minio.Options{
+    Creds:  credentials.NewStaticV4(accessKeyID, secretAccessKey, ""),
+    Secure: useSSL,
+  })
+  if err != nil {
+    log.Fatal(err)
+  }
+
+  return sw
+}
 func (sw* S3Walker) onDir(dn *DirNode) {
 }
 func (sw* S3Walker) onFile(fn *FileNode) {
+  fn.Parse()
+  contentType := mime.TypeByExtension(filepath.Ext(fn.AbsolutePath))
+  info, err := sw.mc.PutObject(sw.ctx, sw.bucket, fn.AbsolutePath, fn, int64(fn.Elem.FileSize), minio.PutObjectOptions{ ContentType: contentType })
+  if err != nil {
+    log.Fatalln(err)
+  } else if info.Size != int64(fn.Elem.FileSize) {
+    log.Fatal("Uploaded",info.Size,"bytes but expected", fn.Elem.FileSize,"bytes")
+  }
+  log.Println(fn.String())
 }
diff --git a/seafile_recovery.go b/seafile_recovery.go
index a0e4a90..6849f16 100644
--- a/seafile_recovery.go
+++ b/seafile_recovery.go
@@ -54,6 +54,11 @@ Options:
     if !rexists["fs"] { log.Fatal("No fs folder found for repo ",config.RepoId) }
     if !rexists["blocks"] { log.Fatal("No blocks folder found for repo ",config.RepoId) }
 
+    if len(config.DirId) > 0 {
+      cmdS3Dir(config)
+    } else {
+      cmdS3File(config)
+    }
   } else {
     log.Fatal("This command is not implemented")
   }