[pbs-devel] [PATCH backup v2 4/7] pbs-client: make get_encryption_password return a String

[Maximiliano Sandoval]

As per the note in the documentation [1], passwords are valid UTF-8.
This allows us to se the shared helper.

[1] https://pbs.proxmox.com/docs/backup-client.html#environment-variables

Signed-off-by: Maximiliano Sandoval <m.sandoval at proxmox.com>
---
 pbs-client/src/tools/key_source.rs |  2 +-
 pbs-client/src/tools/mod.rs        | 13 +++++--------
 2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/pbs-client/src/tools/key_source.rs b/pbs-client/src/tools/key_source.rs
index 94b86e8b..9d5110e2 100644
--- a/pbs-client/src/tools/key_source.rs
+++ b/pbs-client/src/tools/key_source.rs
@@ -346,7 +346,7 @@ pub fn get_encryption_key_password() -> Result<Vec<u8>, Error> {
     // fixme: implement other input methods
 
     if let Some(password) = super::get_encryption_password()? {
-        return Ok(password);
+        return Ok(password.into_bytes());
     }
 
     // If we're on a TTY, query the user for a password
diff --git a/pbs-client/src/tools/mod.rs b/pbs-client/src/tools/mod.rs
index 81e29ffe..c5c0b34c 100644
--- a/pbs-client/src/tools/mod.rs
+++ b/pbs-client/src/tools/mod.rs
@@ -196,14 +196,11 @@ pub fn get_password() -> Result<Option<String>, Error> {
 /// present.
 ///
 /// [credential]: https://systemd.io/CREDENTIALS/
-pub fn get_encryption_password() -> Result<Option<Vec<u8>>, Error> {
-    if let Some(password) = get_secret_from_env(ENV_VAR_PBS_ENCRYPTION_PASSWORD)? {
-        Ok(Some(password.into_bytes()))
-    } else if let Some(password) = get_credential(CRED_PBS_ENCRYPTION_PASSWORD)? {
-        Ok(Some(password))
-    } else {
-        Ok(None)
-    }
+pub fn get_encryption_password() -> Result<Option<String>, Error> {
+    get_secret_impl(
+        ENV_VAR_PBS_ENCRYPTION_PASSWORD,
+        CRED_PBS_ENCRYPTION_PASSWORD,
+    )
 }
 
 pub fn get_default_repository() -> Option<String> {
-- 
2.39.5