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Add a -key-passphrase option to pass in passphrase for RSA private key

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This option is mainly for the web GUI which currently doesn't have a way to
specify the passphrase to decrypt the RSA private key.
This commit is contained in:
Gilbert Chen
2020-07-05 20:58:07 -04:00
parent 1da7e2b536
commit 089e19f8e6
1 changed files with 40 additions and 10 deletions
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46
duplicacy/duplicacy_main.go
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@@ -212,15 +212,20 @@ func runScript(context *cli.Context, storageName string, phase string) bool {
return true
}
func loadRSAPrivateKey(keyFile string, preference *duplicacy.Preference, backupManager *duplicacy.BackupManager, resetPasswords bool) {
func loadRSAPrivateKey(keyFile string, passphrase string, preference *duplicacy.Preference, backupManager *duplicacy.BackupManager, resetPasswords bool) {
if keyFile == "" {
return
}
prompt := fmt.Sprintf("Enter the passphrase for %s:", keyFile)
passphrase := duplicacy.GetPassword(*preference, "rsa_passphrase", prompt, false, resetPasswords)
if passphrase == "" {
passphrase = duplicacy.GetPassword(*preference, "rsa_passphrase", prompt, false, resetPasswords)
backupManager.LoadRSAPrivateKey(keyFile, passphrase)
duplicacy.SavePassword(*preference, "rsa_passphrase", passphrase)
} else {
backupManager.LoadRSAPrivateKey(keyFile, passphrase)
}
}
func initRepository(context *cli.Context) {
@@ -821,7 +826,7 @@ func restoreRepository(context *cli.Context) {
backupManager := duplicacy.CreateBackupManager(preference.SnapshotID, storage, repository, password, preference.NobackupFile, preference.FiltersFile)
duplicacy.SavePassword(*preference, "password", password)
loadRSAPrivateKey(context.String("key"), preference, backupManager, false)
loadRSAPrivateKey(context.String("key"), context.String("key-passphrase"), preference, backupManager, false)
backupManager.SetupSnapshotCache(preference.Name)
backupManager.Restore(repository, revision, true, quickMode, threads, overwrite, deleteMode, setOwner, showStatistics, patterns)
@@ -874,7 +879,7 @@ func listSnapshots(context *cli.Context) {
showChunks := context.Bool("chunks")
// list doesn't need to decrypt file chunks; but we need -key here so we can reset the passphrase for the private key
loadRSAPrivateKey(context.String("key"), preference, backupManager, resetPassword)
loadRSAPrivateKey(context.String("key"), "", preference, backupManager, resetPassword)
backupManager.SetupSnapshotCache(preference.Name)
backupManager.SnapshotManager.ListSnapshots(id, revisions, tag, showFiles, showChunks)
@@ -919,7 +924,7 @@ func checkSnapshots(context *cli.Context) {
backupManager := duplicacy.CreateBackupManager(preference.SnapshotID, storage, repository, password, "", "")
duplicacy.SavePassword(*preference, "password", password)
loadRSAPrivateKey(context.String("key"), preference, backupManager, false)
loadRSAPrivateKey(context.String("key"), context.String("key-passphrase"), preference, backupManager, false)
id := preference.SnapshotID
if context.Bool("all") {
@@ -977,7 +982,7 @@ func printFile(context *cli.Context) {
backupManager := duplicacy.CreateBackupManager(preference.SnapshotID, storage, repository, password, "", "")
duplicacy.SavePassword(*preference, "password", password)
loadRSAPrivateKey(context.String("key"), preference, backupManager, false)
loadRSAPrivateKey(context.String("key"), context.String("key-passphrase"), preference, backupManager, false)
backupManager.SetupSnapshotCache(preference.Name)
@@ -1035,7 +1040,7 @@ func diff(context *cli.Context) {
backupManager := duplicacy.CreateBackupManager(preference.SnapshotID, storage, repository, password, "", "")
duplicacy.SavePassword(*preference, "password", password)
loadRSAPrivateKey(context.String("key"), preference, backupManager, false)
loadRSAPrivateKey(context.String("key"), context.String("key-passphrase"), preference, backupManager, false)
backupManager.SetupSnapshotCache(preference.Name)
backupManager.SnapshotManager.Diff(repository, snapshotID, revisions, path, compareByHash, preference.NobackupFile, preference.FiltersFile)
@@ -1184,7 +1189,7 @@ func copySnapshots(context *cli.Context) {
sourceManager.SetupSnapshotCache(source.Name)
duplicacy.SavePassword(*source, "password", sourcePassword)
loadRSAPrivateKey(context.String("key"), source, sourceManager, false)
loadRSAPrivateKey(context.String("key"), context.String("key-passphrase"), source, sourceManager, false)
_, destination := getRepositoryPreference(context, context.String("to"))
@@ -1510,6 +1515,11 @@ func main() {
Usage: "the RSA private key to decrypt file chunks",
Argument: "<private key>",
},
cli.StringFlag{
Name: "key-passphrase",
Usage: "the passphrase to decrypt the RSA private key",
Argument: "<private key passphrase>",
},
},
Usage: "Restore the repository to a previously saved snapshot",
ArgsUsage: "[--] [pattern] ...",
@@ -1621,6 +1631,11 @@ func main() {
Usage: "the RSA private key to decrypt file chunks",
Argument: "<private key>",
},
cli.StringFlag{
Name: "key-passphrase",
Usage: "the passphrase to decrypt the RSA private key",
Argument: "<private key passphrase>",
},
cli.IntFlag{
Name: "threads",
Value: 1,
@@ -1655,6 +1670,11 @@ func main() {
Usage: "the RSA private key to decrypt file chunks",
Argument: "<private key>",
},
cli.StringFlag{
Name: "key-passphrase",
Usage: "the passphrase to decrypt the RSA private key",
Argument: "<private key passphrase>",
},
},
Usage: "Print to stdout the specified file, or the snapshot content if no file is specified",
ArgsUsage: "[<file>]",
@@ -1688,6 +1708,11 @@ func main() {
Usage: "the RSA private key to decrypt file chunks",
Argument: "<private key>",
},
cli.StringFlag{
Name: "key-passphrase",
Usage: "the passphrase to decrypt the RSA private key",
Argument: "<private key passphrase>",
},
},
Usage: "Compare two snapshots or two revisions of a file",
ArgsUsage: "[<file>]",
@@ -1965,6 +1990,11 @@ func main() {
Usage: "the RSA private key to decrypt file chunks from the source storage",
Argument: "<private key>",
},
cli.StringFlag{
Name: "key-passphrase",
Usage: "the passphrase to decrypt the RSA private key",
Argument: "<private key passphrase>",
},
},
Usage: "Copy snapshots between compatible storages",
ArgsUsage: " ",