feat: support strip components flag for tar command (#65)

Remove the specified number of leading path elements.

plugin_test.go

@@ -197,6 +197,42 @@ func TestSCPFromProxySetting(t *testing.T) {
 	}
 }
 
+func TestStripComponentsFlag(t *testing.T) {
+	if os.Getenv("SSH_AUTH_SOCK") != "" {
+		exec.Command("eval", "`ssh-agent -k`").Run()
+	}
+
+	u, err := user.Lookup("drone-scp")
+	if err != nil {
+		t.Fatalf("Lookup: %v", err)
+	}
+
+	plugin := Plugin{
+		Config: Config{
+			Host:            []string{"localhost"},
+			Username:        "drone-scp",
+			Port:            "22",
+			KeyPath:         "tests/.ssh/id_rsa",
+			Source:          []string{"tests/global/*"},
+			StripComponents: 2,
+			Target:          []string{filepath.Join(u.HomeDir, "123")},
+			CommandTimeout:  60,
+		},
+	}
+
+	err = plugin.Exec()
+	assert.Nil(t, err)
+
+	// check file exist
+	if _, err := os.Stat(filepath.Join(u.HomeDir, "123/c.txt")); os.IsNotExist(err) {
+		t.Fatalf("SCP-error: %v", err)
+	}
+
+	if _, err := os.Stat(filepath.Join(u.HomeDir, "123/d.txt")); os.IsNotExist(err) {
+		t.Fatalf("SCP-error: %v", err)
+	}
+}
+
 // func TestSCPFileFromSSHAgent(t *testing.T) {
 // 	if os.Getenv("SSH_AUTH_SOCK") == "" {
 // 		exec.Command("eval", "`ssh-agent -s`").Run()
@@ -305,6 +341,10 @@ func TestGlobList(t *testing.T) {
 	paterns = []string{"tests/aa.txt", "tests/b.txt"}
 	expects = []string{"tests/b.txt"}
 	assert.Equal(t, expects, globList(paterns))
+
+	paterns = []string{"./tests/b.txt"}
+	expects = []string{"./tests/b.txt"}
+	assert.Equal(t, expects, globList(paterns))
 }
 
 func TestRemoveDestFile(t *testing.T) {