creds: fix cat with encrypted credentials

Fixes: https://github.com/systemd/systemd/issues/34547
This commit is contained in:
Simon Pilkington
2024-09-25 11:25:48 +02:00
parent 20d00d1f3c
commit 32951fe4de
2 changed files with 7 additions and 3 deletions

View File

@@ -434,10 +434,14 @@ static int verb_cat(int argc, char **argv, void *userdata) {
if (!d) /* Not set */
continue;
ReadFullFileFlags flags = READ_FULL_FILE_SECURE|READ_FULL_FILE_WARN_WORLD_READABLE;
if (encrypted)
flags |= READ_FULL_FILE_UNBASE64;
r = read_full_file_full(
dirfd(d), *cn,
UINT64_MAX, SIZE_MAX,
READ_FULL_FILE_SECURE|READ_FULL_FILE_WARN_WORLD_READABLE,
flags,
NULL,
(char**) &data, &size);
if (r == -ENOENT) /* Not found */

View File

@@ -43,8 +43,8 @@ CRED_DIR="$(mktemp -d)"
ENC_CRED_DIR="$(mktemp -d)"
echo foo >"$CRED_DIR/secure-or-weak"
echo foo >"$CRED_DIR/insecure"
echo foo | systemd-creds --name="encrypted" encrypt - - | base64 -d >"$ENC_CRED_DIR/encrypted"
echo foo | systemd-creds encrypt - - | base64 -d >"$ENC_CRED_DIR/encrypted-unnamed"
echo foo | systemd-creds --name="encrypted" encrypt - "$ENC_CRED_DIR/encrypted"
echo foo | systemd-creds encrypt - "$ENC_CRED_DIR/encrypted-unnamed"
chmod -R 0400 "$CRED_DIR" "$ENC_CRED_DIR"
chmod -R 0444 "$CRED_DIR/insecure"
mkdir /tmp/empty/