diff options
Diffstat (limited to 'src/shared/dissect-image.c')
| -rw-r--r-- | src/shared/dissect-image.c | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/src/shared/dissect-image.c b/src/shared/dissect-image.c index b84ef46442..39f75dd0dd 100644 --- a/src/shared/dissect-image.c +++ b/src/shared/dissect-image.c @@ -3667,8 +3667,7 @@ int mount_image_privately_interactively( _cleanup_(verity_settings_done) VeritySettings verity = VERITY_SETTINGS_DEFAULT; _cleanup_(loop_device_unrefp) LoopDevice *d = NULL; _cleanup_(dissected_image_unrefp) DissectedImage *dissected_image = NULL; - _cleanup_(rmdir_and_freep) char *created_dir = NULL; - _cleanup_free_ char *temp = NULL; + _cleanup_free_ char *dir = NULL; int r; /* Mounts an OS image at a temporary place, inside a newly created mount namespace of our own. This @@ -3676,7 +3675,6 @@ int mount_image_privately_interactively( * easily. */ assert(image); - assert(ret_directory); assert(ret_loop_device); /* We intend to mount this right-away, hence add the partitions if needed and pin them. */ @@ -3687,10 +3685,6 @@ int mount_image_privately_interactively( if (r < 0) return log_error_errno(r, "Failed to load root hash data: %m"); - r = tempfn_random_child(NULL, program_invocation_short_name, &temp); - if (r < 0) - return log_error_errno(r, "Failed to generate temporary mount directory: %m"); - r = loop_device_make_by_path( image, FLAGS_SET(flags, DISSECT_IMAGE_DEVICE_READ_ONLY) ? O_RDONLY : O_RDWR, @@ -3723,13 +3717,16 @@ int mount_image_privately_interactively( if (r < 0) return log_error_errno(r, "Failed to detach mount namespace: %m"); - r = mkdir_p(temp, 0700); + r = mkdir_p("/run/systemd/mount-rootfs", 0555); if (r < 0) return log_error_errno(r, "Failed to create mount point: %m"); - created_dir = TAKE_PTR(temp); - - r = dissected_image_mount_and_warn(dissected_image, created_dir, UID_INVALID, UID_INVALID, flags); + r = dissected_image_mount_and_warn( + dissected_image, + "/run/systemd/mount-rootfs", + /* uid_shift= */ UID_INVALID, + /* uid_range= */ UID_INVALID, + flags); if (r < 0) return r; @@ -3741,19 +3738,26 @@ int mount_image_privately_interactively( if (r < 0) return log_error_errno(r, "Failed to relinquish DM and loopback block devices: %m"); + if (ret_directory) { + dir = strdup("/run/systemd/mount-rootfs"); + if (!dir) + return log_oom(); + } + if (ret_dir_fd) { _cleanup_close_ int dir_fd = -EBADF; - dir_fd = open(created_dir, O_CLOEXEC|O_DIRECTORY); + dir_fd = open("/run/systemd/mount-rootfs", O_CLOEXEC|O_DIRECTORY); if (dir_fd < 0) return log_error_errno(errno, "Failed to open mount point directory: %m"); *ret_dir_fd = TAKE_FD(dir_fd); } - *ret_directory = TAKE_PTR(created_dir); - *ret_loop_device = TAKE_PTR(d); + if (ret_directory) + *ret_directory = TAKE_PTR(dir); + *ret_loop_device = TAKE_PTR(d); return 0; } |