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api: tape: use check_privs instead of manual lookup 

these all contain the path in the error message already, so no (new)
potential for leakage..

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
This commit is contained in:
Fabian Grünbichler 2022-05-24 11:46:20 +02:00 committed by Thomas Lamprecht
parent 75b377219d
commit 3e4994a54f
2 changed files with 5 additions and 20 deletions
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15
src/api2/tape/backup.rs
View File

@ -47,20 +47,11 @@ fn check_backup_permission(
) -> Result<(), Error> {
let user_info = CachedUserInfo::new()?;
let privs = user_info.lookup_privs(auth_id, &["datastore", store]);
if (privs & PRIV_DATASTORE_READ) == 0 {
bail!("no permissions on /datastore/{}", store);
}
user_info.check_privs(auth_id, &["datastore", store], PRIV_DATASTORE_READ, false)?;
let privs = user_info.lookup_privs(auth_id, &["tape", "drive", drive]);
if (privs & PRIV_TAPE_WRITE) == 0 {
bail!("no permissions on /tape/drive/{}", drive);
}
user_info.check_privs(auth_id, &["tape", "drive", drive], PRIV_TAPE_WRITE, false)?;
let privs = user_info.lookup_privs(auth_id, &["tape", "pool", pool]);
if (privs & PRIV_TAPE_WRITE) == 0 {
bail!("no permissions on /tape/pool/{}", pool);
}
user_info.check_privs(auth_id, &["tape", "pool", pool], PRIV_TAPE_WRITE, false)?;
Ok(())
}

10
src/api2/tape/restore.rs
View File

@ -361,10 +361,7 @@ pub fn restore(
}
}
let privs = user_info.lookup_privs(&auth_id, &["tape", "drive", &drive]);
if (privs & PRIV_TAPE_READ) == 0 {
bail!("no permissions on /tape/drive/{}", drive);
}
user_info.check_privs(&auth_id, &["tape", "drive", &drive], PRIV_TAPE_READ, false)?;
let media_set_uuid = media_set.parse()?;
@ -376,10 +373,7 @@ pub fn restore(
let pool = inventory.lookup_media_set_pool(&media_set_uuid)?;
let privs = user_info.lookup_privs(&auth_id, &["tape", "pool", &pool]);
if (privs & PRIV_TAPE_READ) == 0 {
bail!("no permissions on /tape/pool/{}", pool);
}
user_info.check_privs(&auth_id, &["tape", "pool", &pool], PRIV_TAPE_READ, false)?;
let (drive_config, _digest) = pbs_config::drive::config()?;