diff options
| author | Basavanagowda Kanur <gowda@gluster.com> | 2009-04-13 11:21:20 +0530 |
|---|---|---|
| committer | Anand V. Avati <avati@amp.gluster.com> | 2009-04-13 12:28:16 +0530 |
| commit | 5dd850ae840ddb402ca4aaae19c668094947507e (patch) | |
| tree | 76841f526239600e1a2303690432c6738bc3ac40 | |
| parent | ec06475f22db2a3683167c5ffbe236c8e4aaf0ab (diff) | |
switch scheduler to validate the subvolume specified for a pattern, against the given subvolumes of cluster/unify.
Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
| -rw-r--r-- | scheduler/switch/src/switch.c | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/scheduler/switch/src/switch.c b/scheduler/switch/src/switch.c index 0e3469213..791b06550 100644 --- a/scheduler/switch/src/switch.c +++ b/scheduler/switch/src/switch.c @@ -75,6 +75,26 @@ switch_get_matching_xl (const char *path, struct switch_sched_struct *cond) return NULL; } +static int32_t +gf_unify_valid_child (const char *child, + xlator_t *xl) +{ + xlator_list_t *children = NULL, *prev = NULL; + int32_t ret = 0; + + children = xl->children; + do { + if (!strcmp (child, children->xlator->name)) { + ret = 1; + break; + } + + prev = children; + children = prev->next; + } while (children); + + return ret; +} static int32_t switch_init (xlator_t *xl) @@ -195,8 +215,19 @@ switch_init (xlator_t *xl) dup_childs = strdup (childs); child = strtok_r (dup_childs, ",", &tmp); while (child) { - idx++; - child = strtok_r (NULL, ",", &tmp); + if (gf_unify_valid_child (child, xl)) { + idx++; + child = strtok_r (NULL, ",", &tmp); + } else { + gf_log ("switch", GF_LOG_ERROR, + "%s is not a subvolume " + "of %s. pattern can " + "only be scheduled only" + " to a subvolume of %s", + child, xl->name, + xl->name); + return -1; + } } free (dup_childs); child = strtok_r (childs, ",", &tmp1); |