diff options
| author | Amar Tumballi <amarts@redhat.com> | 2012-03-12 12:53:01 +0530 |
|---|---|---|
| committer | Vijay Bellur <vijay@gluster.com> | 2012-03-14 03:37:17 -0700 |
| commit | 29a3dc028d2847bd8421b23b7c7ee5419bd30392 (patch) | |
| tree | 2afd7dc7feb9e29f1bce462a486038c1507e7ee8 /xlators/mgmt | |
| parent | eae8a469e7172380dd9c820405e7528a0ec33bad (diff) | |
mgmt/glusterd: provide an option to make a volume read-only
this can be triggered by "gluster volume set <VOLNAME> read-only on",
which adds read-only translator on server graph, thus making the
volume read-only.
Change-Id: Iee32e6b2f3022d16016534914a5198d1cd327e25
Signed-off-by: Amar Tumballi <amarts@redhat.com>
BUG: 798877
Reviewed-on: http://review.gluster.com/2915
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Kaushal M <kaushal@redhat.com>
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
Reviewed-by: Vijay Bellur <vijay@gluster.com>
Diffstat (limited to 'xlators/mgmt')
| -rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-volgen.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-volgen.c b/xlators/mgmt/glusterd/src/glusterd-volgen.c index 4b51054fa89..91696303a40 100644 --- a/xlators/mgmt/glusterd/src/glusterd-volgen.c +++ b/xlators/mgmt/glusterd/src/glusterd-volgen.c @@ -204,6 +204,7 @@ static struct volopt_map_entry glusterd_volopt_map[] = { {"client.lk-heal", "protocol/client", "lk-heal", NULL, DOC, 0}, {"client.grace-timeout", "protocol/client", "grace-timeout", NULL, DOC, 0}, {"server.grace-timeout", "protocol/server", "grace-timeout", NULL, DOC, 0}, + {"feature.read-only", "features/read-only", "!read-only", "off", DOC, 0}, {NULL, } }; @@ -1708,6 +1709,15 @@ server_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo, if (ret) return -1; + /* Check for read-only volume option, and add it to the graph */ + if (dict_get_str_boolean (set_dict, "feature.read-only", 0)) { + xl = volgen_graph_add (graph, "features/read-only", volname); + if (!xl) { + ret = -1; + goto out; + } + } + xl = volgen_graph_add_as (graph, "debug/io-stats", path); if (!xl) return -1; |