Merge pull request #29 from elguero/add-encrypted-private-key-support

Add support for encrypted private key

cmd/srpmproc/main.go

@@ -35,6 +35,7 @@ var (
 	sourceRpmGitName     string
 	sshKeyLocation       string
 	sshUser              string
+	sshAskKeyPassword    bool
 	upstreamPrefix       string
 	version              int
 	storageAddr          string
@@ -80,6 +81,7 @@ func mn(_ *cobra.Command, _ []string) {
 		RpmPrefix:            rpmPrefix,
 		SshKeyLocation:       sshKeyLocation,
 		SshUser:              sshUser,
+		SshKeyPassword:       sshAskKeyPassword,
 		ManualCommits:        manualCommits,
 		UpstreamPrefix:       upstreamPrefix,
 		GitCommitterName:     gitCommitterName,
@@ -130,6 +132,7 @@ func main() {
 	root.Flags().StringVar(&sourceRpmGitName, "source-rpm-git-name", "", "Actual git repo name of package if name is different from source-rpm value")
 	root.Flags().StringVar(&sshKeyLocation, "ssh-key-location", "", "Location of the SSH key to use to authenticate against upstream")
 	root.Flags().StringVar(&sshUser, "ssh-user", "git", "SSH User")
+	root.Flags().BoolVar(&sshAskKeyPassword, "ssh-key-password", false, "If enabled, prompt for ssh key password")
 	root.Flags().StringVar(&gitCommitterName, "git-committer-name", "rockyautomation", "Name of committer")
 	root.Flags().StringVar(&gitCommitterEmail, "git-committer-email", "rockyautomation@rockylinux.org", "Email of committer")
 	root.Flags().StringVar(&modulePrefix, "module-prefix", "https://git.centos.org/modules", "Where to retrieve modules if exists. Only used when source-rpm is a git repo")

go.mod

@@ -72,7 +72,8 @@ require (
 	golang.org/x/net v0.27.0 // indirect
 	golang.org/x/oauth2 v0.21.0 // indirect
 	golang.org/x/sync v0.7.0 // indirect
-	golang.org/x/sys v0.22.0 // indirect
+	golang.org/x/sys v0.27.0 // indirect
+	golang.org/x/term v0.26.0
 	golang.org/x/text v0.16.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	golang.org/x/tools v0.23.0 // indirect

go.sum

@@ -511,6 +511,8 @@ golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
 golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
 golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s=
+golang.org/x/sys v0.27.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
@@ -519,6 +521,8 @@ golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U=
 golang.org/x/term v0.20.0 h1:VnkxpohqXaOBYJtBmEppKUG6mXpi+4O6purfc2+sMhw=
 golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY=
 golang.org/x/term v0.22.0 h1:BbsgPEJULsl2fV/AT3v15Mjva5yXKQDyKf+TbDz7QJk=
+golang.org/x/term v0.26.0 h1:WEQa6V3Gja/BhNxg540hBip/kkaYtRg3cxg4oXSw4AU=
+golang.org/x/term v0.26.0/go.mod h1:Si5m1o57C5nBNQo5z1iq+XDijt21BDBDp2bK0QI8e3E=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=

pkg/srpmproc/process.go

@@ -31,6 +31,7 @@ import (
 	"os/user"
 	"path/filepath"
 	"strings"
+	"syscall"
 	"time"
 
 	"github.com/go-git/go-billy/v5"
@@ -55,6 +56,7 @@ import (
 	"github.com/go-git/go-git/v5/plumbing/object"
 	"github.com/go-git/go-git/v5/storage/memory"
 	"github.com/rocky-linux/srpmproc/pkg/data"
+	"golang.org/x/term"
 )
 
 const (
@@ -79,6 +81,7 @@ type ProcessDataRequest struct {
 	RpmPrefix            string
 	SshKeyLocation       string
 	SshUser              string
+	SshKeyPassword       bool
 	HttpUsername         string
 	HttpPassword         string
 	ManualCommits        string
@@ -267,8 +270,20 @@ func NewProcessData(req *ProcessDataRequest) (*data.ProcessData, error) {
 			Password: req.HttpPassword,
 		}
 	} else {
+		var sshPassword string = ""
+		if req.SshKeyPassword {
+
+			fmt.Print("Enter SSH key password: ")
+			sshBytePassword, err := term.ReadPassword(int(syscall.Stdin))
+			if err != nil {
+				return nil, fmt.Errorf("could not read password for ssh key: %v", err)
+			}
+
+			sshPassword = string(sshBytePassword)
+		}
+
 		// create ssh key authenticator
-		authenticator, err = ssh.NewPublicKeysFromFile(req.SshUser, lastKeyLocation, "")
+		authenticator, err = ssh.NewPublicKeysFromFile(req.SshUser, lastKeyLocation, sshPassword)
 	}
 	if err != nil {
 		return nil, fmt.Errorf("could not get git authenticator: %v", err)