diff options
Diffstat (limited to 'sbin/fsck_ffs/main.c')
| -rw-r--r-- | sbin/fsck_ffs/main.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/sbin/fsck_ffs/main.c b/sbin/fsck_ffs/main.c index beff428..06b4540 100644 --- a/sbin/fsck_ffs/main.c +++ b/sbin/fsck_ffs/main.c @@ -61,6 +61,7 @@ __FBSDID("$FreeBSD$"); #include <err.h> #include <errno.h> #include <fstab.h> +#include <grp.h> #include <paths.h> #include <stdint.h> #include <string.h> @@ -189,6 +190,8 @@ checkfilesys(char *filesys) struct dups *dp; struct statfs *mntp; struct zlncnt *zlnp; + struct stat snapdir; + struct group *grp; ufs2_daddr_t blks; int cylno, ret; ino_t files; @@ -269,8 +272,34 @@ checkfilesys(char *filesys) close(fsreadfd); } if (bkgrdflag) { - snprintf(snapname, sizeof snapname, "%s/.fsck_snapshot", + snprintf(snapname, sizeof snapname, "%s/.snap", mntp->f_mntonname); + if (stat(snapname, &snapdir) < 0) { + if (errno != ENOENT) { + bkgrdflag = 0; + pfatal("CANNOT FIND %s %s: %s, %s\n", + "SNAPSHOT DIRECTORY", + snapname, strerror(errno), + "CANNOT RUN IN BACKGROUND"); + } else if ((grp = getgrnam("operator")) == 0 || + mkdir(snapname, 0770) < 0 || + chown(snapname, -1, grp->gr_gid) < 0 || + chmod(snapname, 0770) < 0) { + bkgrdflag = 0; + pfatal("CANNOT CREATE %s %s: %s, %s\n", + "SNAPSHOT DIRECTORY", + snapname, strerror(errno), + "CANNOT RUN IN BACKGROUND"); + } + } else if (!S_ISDIR(snapdir.st_mode)) { + bkgrdflag = 0; + pfatal("%s IS NOT A DIRECTORY, %s\n", snapname, + "CANNOT RUN IN BACKGROUND"); + } + } + if (bkgrdflag) { + snprintf(snapname, sizeof snapname, + "%s/.snap/fsck_snapshot", mntp->f_mntonname); args.fspec = snapname; while (mount("ffs", mntp->f_mntonname, mntp->f_flags | MNT_UPDATE | MNT_SNAPSHOT, |
