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authorAmar Tumballi <amarts@redhat.com>2017-07-19 23:08:05 +0530
committerAmar Tumballi <amarts@redhat.com>2017-08-04 05:26:42 +0000
commit590ae48c65a60c93c2e5407e3f663cef3daacc55 (patch)
tree82e948d6e48900878a9977aceef3535506d05207 /glusterfsd
parentf68887999e89d894c3125e3b26517221ad1543fc (diff)
glusterfsd: allow subdir mount
Changes: 1. Take subdir mount option in client (mount.gluster / glusterfsd) 2. Pass the subdir mount to server-handshake (from client-handshake) 3. Handle subdir-mount dir's lookup in server-first-lookup and handle all fops resolution accordingly with proper gfid of subdir 4. Change the auth/addr module to handle the multiple subdir entries in option, and valid parsing. How to use the feature: `# mount -t glusterfs $hostname:/$volname/$subdir /$mount_point` Or `# mount -t glusterfs $hostname:/$volname -osubdir_mount=$subdir /$mount_point` Option can be set like: `# gluster volume set <volname> auth.allow "/subdir1(192.168.1.*),/(192.168.10.*),/subdir2(192.168.8.*)"` Updates #175 Change-Id: I7ea57f76ddbe6c3862cfe02e13f89e8a39719e11 Signed-off-by: Amar Tumballi <amarts@redhat.com> Reviewed-on: https://review.gluster.org/17141 Smoke: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com> CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Diffstat (limited to 'glusterfsd')
-rw-r--r--glusterfsd/src/glusterfsd.c10
-rw-r--r--glusterfsd/src/glusterfsd.h1
2 files changed, 11 insertions, 0 deletions
diff --git a/glusterfsd/src/glusterfsd.c b/glusterfsd/src/glusterfsd.c
index ebf58706107..78b06bf4701 100644
--- a/glusterfsd/src/glusterfsd.c
+++ b/glusterfsd/src/glusterfsd.c
@@ -160,6 +160,8 @@ static struct argp_option gf_options[] = {
"Enable SELinux label (extended attributes) support on inodes"},
{"capability", ARGP_CAPABILITY_KEY, 0, 0,
"Enable Capability (extended attributes) support on inodes"},
+ {"subdir-mount", ARGP_SUBDIR_MOUNT_KEY, "SUBDIR-PATH", 0,
+ "Mount subdirectory given [default: NULL]"},
{"print-netgroups", ARGP_PRINT_NETGROUPS, "NETGROUP-FILE", 0,
"Validate the netgroups file and print it out"},
@@ -1277,6 +1279,14 @@ no_oom_api:
case ARGP_LOCALTIME_LOGGING_KEY:
cmd_args->localtime_logging = 1;
break;
+ case ARGP_SUBDIR_MOUNT_KEY:
+ if (arg[0] != '/') {
+ argp_failure (state, -1, 0,
+ "expect '/%s', provided just \"%s\"", arg, arg);
+ break;
+ }
+ cmd_args->subdir_mount = gf_strdup (arg);
+ break;
}
return 0;
diff --git a/glusterfsd/src/glusterfsd.h b/glusterfsd/src/glusterfsd.h
index c1d5dc08405..871bcf61e58 100644
--- a/glusterfsd/src/glusterfsd.h
+++ b/glusterfsd/src/glusterfsd.h
@@ -97,6 +97,7 @@ enum argp_option_keys {
ARGP_OOM_SCORE_ADJ_KEY = 176,
#endif
ARGP_LOCALTIME_LOGGING_KEY = 177,
+ ARGP_SUBDIR_MOUNT_KEY = 178,
};
struct _gfd_vol_top_priv {