diff options
Diffstat (limited to 'xlators/cluster/afr/src/afr-self-heal-common.c')
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal-common.c | 464 |
1 files changed, 289 insertions, 175 deletions
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.c b/xlators/cluster/afr/src/afr-self-heal-common.c index 8f50c625136..d1456d936bf 100644 --- a/xlators/cluster/afr/src/afr-self-heal-common.c +++ b/xlators/cluster/afr/src/afr-self-heal-common.c @@ -993,6 +993,37 @@ afr_sh_missing_entries_finish (call_frame_t *frame, xlator_t *this) return 0; } +int +afr_sh_common_create (afr_self_heal_t *sh, unsigned int child_count) +{ + int ret = -ENOMEM; + sh->buf = GF_CALLOC (child_count, sizeof (*sh->buf), + gf_afr_mt_iatt); + if (!sh->buf) + goto out; + sh->parentbufs = GF_CALLOC (child_count, sizeof (*sh->parentbufs), + gf_afr_mt_iatt); + if (!sh->parentbufs) + goto out; + sh->child_errno = GF_CALLOC (child_count, sizeof (*sh->child_errno), + gf_afr_mt_int); + if (!sh->child_errno) + goto out; + sh->success_children = afr_children_create (child_count); + if (!sh->success_children) + goto out; + sh->fresh_children = afr_children_create (child_count); + if (!sh->fresh_children) + goto out; + sh->xattr = GF_CALLOC (child_count, sizeof (*sh->xattr), + gf_afr_mt_dict_t); + if (!sh->xattr) + goto out; + ret = 0; +out: + return ret; +} + void afr_sh_common_lookup_resp_handler (call_frame_t *frame, void *cookie, xlator_t *this, @@ -1049,6 +1080,56 @@ afr_valid_ia_type (ia_type_t ia_type) return _gf_false; } +int +afr_impunge_frame_create (call_frame_t *frame, xlator_t *this, + int active_source, int ret_child, mode_t entry_mode, + call_frame_t **impunge_frame) +{ + afr_local_t *local = NULL; + afr_local_t *impunge_local = NULL; + afr_self_heal_t *sh = NULL; + afr_self_heal_t *impunge_sh = NULL; + int32_t op_errno = 0; + afr_private_t *priv = NULL; + int ret = 0; + call_frame_t *new_frame = NULL; + + op_errno = ENOMEM; + priv = this->private; + new_frame = copy_frame (frame); + if (!new_frame) { + goto out; + } + + ALLOC_OR_GOTO (impunge_local, afr_local_t, out); + + local = frame->local; + sh = &local->self_heal; + new_frame->local = impunge_local; + impunge_sh = &impunge_local->self_heal; + impunge_sh->sh_frame = frame; + impunge_sh->active_source = active_source; + impunge_sh->impunge_ret_child = ret_child; + impunge_sh->impunging_entry_mode = entry_mode; + impunge_local->child_up = memdup (local->child_up, + sizeof (*local->child_up) * + priv->child_count); + if (!impunge_local->child_up) + goto out; + + ret = afr_sh_common_create (impunge_sh, priv->child_count); + if (ret) { + op_errno = -ret; + goto out; + } + op_errno = 0; + *impunge_frame = new_frame; +out: + if (op_errno && new_frame) + AFR_STACK_DESTROY (new_frame); + return -op_errno; +} + void afr_sh_call_entry_impunge_recreate (call_frame_t *frame, xlator_t *this, int child_index, struct iatt *buf, @@ -1059,26 +1140,17 @@ afr_sh_call_entry_impunge_recreate (call_frame_t *frame, xlator_t *this, afr_local_t *local = NULL; afr_local_t *impunge_local = NULL; afr_self_heal_t *sh = NULL; - afr_self_heal_t *impunge_sh = NULL; - int32_t op_errno = 0; - - impunge_frame = copy_frame (frame); - if (!impunge_frame) { - op_errno = ENOMEM; - goto out; - } - - ALLOC_OR_GOTO (impunge_local, afr_local_t, out); + int ret = 0; + mode_t mode = 0; local = frame->local; - sh = &local->self_heal; - impunge_frame->local = impunge_local; - impunge_sh = &impunge_local->self_heal; - impunge_sh->sh_frame = frame; - impunge_sh->active_source = sh->source; - impunge_sh->impunging_entry_mode = st_mode_from_ia (buf->ia_prot, - buf->ia_type); - impunge_sh->impunge_ret_child = child_index; + sh = &local->self_heal; + mode = st_mode_from_ia (buf->ia_prot, buf->ia_type); + ret = afr_impunge_frame_create (frame, this, sh->source, child_index, + mode, &impunge_frame); + if (ret) + goto out; + impunge_local = impunge_frame->local; loc_copy (&impunge_local->loc, &local->loc); sh->impunge_done = impunge_done; impunge_local->call_count = 1; @@ -1087,8 +1159,8 @@ afr_sh_call_entry_impunge_recreate (call_frame_t *frame, xlator_t *this, return; out: gf_log (this->name, GF_LOG_ERROR, "impunge of %s failed, reason: %s", - local->loc.path, strerror (op_errno)); - impunge_done (frame, this, child_index, -1, op_errno); + local->loc.path, strerror (-ret)); + impunge_done (frame, this, child_index, -1, -ret); } int @@ -1165,12 +1237,12 @@ out: } void -afr_sh_missing_entries_lookup_done (call_frame_t *frame, xlator_t *this) +afr_sh_missing_entries_lookup_done (call_frame_t *frame, xlator_t *this, + int32_t op_ret, int32_t op_errno) { afr_local_t *local = NULL; afr_self_heal_t *sh = NULL; afr_private_t *priv = NULL; - int32_t op_errno = 0; ia_type_t ia_type = IA_INVAL; int32_t nsources = 0; @@ -1178,23 +1250,10 @@ afr_sh_missing_entries_lookup_done (call_frame_t *frame, xlator_t *this) sh = &local->self_heal; priv = this->private; - if (afr_get_children_count (sh->success_children, - priv->child_count) == 0) { - op_errno = afr_resultant_errno_get (NULL, sh->child_errno, - priv->child_count); - goto out; - } - - if (afr_gfid_missing_count (this->name, sh->success_children, - sh->buf, priv->child_count, - local->loc.path) || - afr_conflicting_iattrs (sh->buf, sh->success_children, - priv->child_count, local->loc.path, - this->name)) { - //this can happen if finding the fresh parent dir failed - local->govinda_gOvinda = 1; - sh->op_failed = 1; - op_errno = EIO; + if (op_ret < 0) { + if (op_errno == EIO) + local->govinda_gOvinda = 1; + // EIO can happen if finding the fresh parent dir failed goto out; } @@ -1227,31 +1286,68 @@ afr_sh_missing_entries_lookup_done (call_frame_t *frame, xlator_t *this) sh_missing_entries_create (frame, this); return; out: + sh->op_failed = 1; afr_sh_set_error (sh, op_errno); afr_sh_missing_entries_finish (frame, this); return; } static int -afr_sh_missing_entries_lookup_cbk (call_frame_t *frame, void *cookie, - xlator_t *this, int32_t op_ret, - int32_t op_errno, inode_t *inode, - struct iatt *buf, dict_t *xattr, - struct iatt *postparent) +afr_sh_common_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *buf, dict_t *xattr, + struct iatt *postparent) { int call_count = 0; afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; + afr_private_t *priv = NULL; local = frame->local; + sh = &local->self_heal; + priv = this->private; afr_sh_common_lookup_resp_handler (frame, cookie, this, op_ret, op_errno, inode, buf, xattr, - postparent, &local->loc); + postparent, &sh->lookup_loc); call_count = afr_frame_return (frame); - if (call_count == 0) - afr_sh_missing_entries_lookup_done (frame, this); + if (call_count) + goto out; + op_ret = -1; + if (!sh->success_count) { + op_errno = afr_resultant_errno_get (NULL, sh->child_errno, + priv->child_count); + gf_log (this->name, GF_LOG_ERROR, "Failed to lookup %s, " + "reason %s", sh->lookup_loc.path, + strerror (op_errno)); + goto done; + } + if ((sh->lookup_flags & AFR_LOOKUP_FAIL_CONFLICTS) && + (afr_conflicting_iattrs (sh->buf, sh->success_children, + priv->child_count, + sh->lookup_loc.path, this->name))) { + op_errno = EIO; + gf_log (this->name, GF_LOG_ERROR, "Conflicting entries " + "for %s", sh->lookup_loc.path); + goto done; + } + + if ((sh->lookup_flags & AFR_LOOKUP_FAIL_MISSING_GFIDS) && + (afr_gfid_missing_count (this->name, sh->success_children, + sh->buf, priv->child_count, + sh->lookup_loc.path))) { + op_errno = ENODATA; + gf_log (this->name, GF_LOG_ERROR, "Missing Gfids " + "for %s", sh->lookup_loc.path); + goto done; + } + op_ret = 0; + +done: + sh->lookup_done (frame, this, op_ret, op_errno); +out: return 0; } @@ -1354,8 +1450,10 @@ afr_sh_purge_stale_entries_done (call_frame_t *frame, xlator_t *this) sh->buf, priv->child_count, local->loc.path)) { afr_sh_common_lookup (frame, this, &local->loc, - afr_sh_missing_entries_lookup_cbk, - _gf_true); + afr_sh_missing_entries_lookup_done, + sh->sh_gfid_req, + AFR_LOOKUP_FAIL_CONFLICTS| + AFR_LOOKUP_FAIL_MISSING_GFIDS); } else { //No need to set gfid so goto missing entries lookup done //Behave as if you have done the lookup @@ -1366,7 +1464,7 @@ afr_sh_purge_stale_entries_done (call_frame_t *frame, xlator_t *this) afr_children_copy (sh->success_children, sh->fresh_children, priv->child_count); - afr_sh_missing_entries_lookup_done (frame, this); + afr_sh_missing_entries_lookup_done (frame, this, 0, 0); } } return 0; @@ -1521,35 +1619,34 @@ afr_sh_save_child_iatts_from_policy (int32_t *children, struct iatt *bufs, } void -afr_sh_children_lookup_done (call_frame_t *frame, xlator_t *this) +afr_get_children_of_fresh_parent_dirs (afr_self_heal_t *sh, + unsigned int child_count) +{ + afr_children_intersection_get (sh->success_children, + sh->fresh_parent_dirs, + sh->sources, child_count); + afr_get_fresh_children (sh->success_children, sh->sources, + sh->fresh_children, child_count); + memset (sh->sources, 0, sizeof (*sh->sources) * child_count); +} + +void +afr_sh_children_lookup_done (call_frame_t *frame, xlator_t *this, + int32_t op_ret, int32_t op_errno) { afr_local_t *local = NULL; afr_self_heal_t *sh = NULL; afr_private_t *priv = NULL; int32_t fresh_child_enoents = 0; int32_t fresh_parent_count = 0; - int32_t op_errno = 0; local = frame->local; sh = &local->self_heal; priv = this->private; - if (afr_get_children_count (sh->success_children, - priv->child_count) == 0) { - op_errno = afr_resultant_errno_get (NULL, sh->child_errno, - priv->child_count); + if (op_ret < 0) goto fail; - } - - //make intersection of (success_children & fresh_parent_dirs) fresh_children - //the other success_children will be added to it if they are not stale - afr_children_intersection_get (sh->success_children, - sh->fresh_parent_dirs, - sh->sources, priv->child_count); - afr_get_fresh_children (sh->success_children, sh->sources, - sh->fresh_children, priv->child_count); - memset (sh->sources, 0, sizeof (*sh->sources) * priv->child_count); - + afr_get_children_of_fresh_parent_dirs (sh, priv->child_count); fresh_parent_count = afr_get_children_count (sh->fresh_parent_dirs, priv->child_count); //we need the enoent count of the subvols present in fresh_parent_dirs @@ -1581,35 +1678,15 @@ afr_sh_children_lookup_done (call_frame_t *frame, xlator_t *this) return; fail: + sh->op_failed = 1; afr_sh_set_error (sh, op_errno); afr_sh_missing_entries_finish (frame, this); return; } -static int -afr_sh_children_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, inode_t *inode, - struct iatt *buf, dict_t *xattr, - struct iatt *postparent) -{ - int call_count = 0; - afr_local_t *local = NULL; - - local = frame->local; - - afr_sh_common_lookup_resp_handler (frame, cookie, this, op_ret, - op_errno, inode, buf, xattr, - postparent, &local->loc); - call_count = afr_frame_return (frame); - - if (call_count == 0) - afr_sh_children_lookup_done (frame, this); - - return 0; -} - -static int -afr_sh_find_fresh_parents (call_frame_t *frame, xlator_t *this) +static void +afr_sh_find_fresh_parents (call_frame_t *frame, xlator_t *this, + int32_t op_ret, int32_t op_errno) { afr_self_heal_t *sh = NULL; afr_private_t *priv = NULL; @@ -1632,28 +1709,14 @@ afr_sh_find_fresh_parents (call_frame_t *frame, xlator_t *this) * create so fail with EIO, * If there are conflicting xattr fail with EIO. */ - if (afr_get_children_count (sh->success_children, - priv->child_count) == 0) { - gf_log (this->name, GF_LOG_ERROR, "Parent dir lookup failed " - "for %s, in missing entry self-heal, continuing with " - "the rest of the self-heals", local->loc.path); + if (op_ret < 0) goto out; - } - enoent_count = afr_errno_count (NULL, sh->child_errno, priv->child_count, ENOENT); if (enoent_count > 0) { - gf_log (this->name, GF_LOG_INFO, "Parent dir missing for %s," - " in missing entry self-heal, continuing with the rest" - " of the self-heals", local->loc.path); - goto out; - } - - if (afr_conflicting_iattrs (sh->buf, sh->success_children, - priv->child_count, sh->parent_loc.path, - this->name)) { - gf_log (this->name, GF_LOG_INFO, "conflicting stat info for " - "parent dirs of %s", local->loc.path); + gf_log (this->name, GF_LOG_ERROR, "Parent dir missing for %s," + " in missing entry self-heal, aborting self-heal", + local->loc.path); goto out; } @@ -1662,9 +1725,9 @@ afr_sh_find_fresh_parents (call_frame_t *frame, xlator_t *this) sh->success_children, AFR_ENTRY_TRANSACTION); if (nsources < 0) { - gf_log (this->name, GF_LOG_INFO, "No sources for dir of %s," - " in missing entry self-heal, continuing with the rest" - " of the self-heals", local->loc.path); + gf_log (this->name, GF_LOG_ERROR, "No sources for dir of %s," + " in missing entry self-heal, aborting self-heal", + local->loc.path); goto out; } @@ -1677,39 +1740,14 @@ afr_sh_find_fresh_parents (call_frame_t *frame, xlator_t *this) afr_get_fresh_children (sh->success_children, sh->sources, sh->fresh_parent_dirs, priv->child_count); afr_sh_common_lookup (frame, this, &local->loc, - afr_sh_children_lookup_cbk, _gf_false); - return 0; + afr_sh_children_lookup_done, NULL, 0); + return; out: afr_sh_set_error (sh, EIO); sh->op_failed = 1; afr_sh_missing_entries_finish (frame, this); - return 0; -} - -int -afr_sh_conflicting_entry_lookup_cbk (call_frame_t *frame, void *cookie, - xlator_t *this, - int32_t op_ret, int32_t op_errno, - inode_t *inode, struct iatt *buf, - dict_t *xattr, struct iatt *postparent) -{ - int call_count = 0; - afr_local_t *local = NULL; - afr_self_heal_t *sh = NULL; - - local = frame->local; - sh = &local->self_heal; - - afr_sh_common_lookup_resp_handler (frame, cookie, this, op_ret, - op_errno, inode, buf, xattr, - postparent, &sh->parent_loc); - call_count = afr_frame_return (frame); - - if (call_count == 0) - afr_sh_find_fresh_parents (frame, this); - - return 0; + return; } void @@ -1727,6 +1765,7 @@ afr_sh_common_reset (afr_self_heal_t *sh, unsigned int child_count) afr_reset_children (sh->success_children, child_count); afr_reset_children (sh->fresh_children, child_count); afr_reset_xattr (sh->xattr, child_count); + loc_wipe (&sh->lookup_loc); } /* afr self-heal state will be lost if this call is made @@ -1734,7 +1773,8 @@ afr_sh_common_reset (afr_self_heal_t *sh, unsigned int child_count) */ int afr_sh_common_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, - afr_lookup_cbk_t lookup_cbk, gf_boolean_t set_gfid) + afr_lookup_done_cbk_t lookup_done , uuid_t gfid, + int32_t flags) { afr_local_t *local = NULL; int i = 0; @@ -1755,16 +1795,19 @@ afr_sh_common_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, if (xattr_req) { afr_xattr_req_prepare (this, xattr_req, loc->path); - if (set_gfid) { + if (gfid) { gf_log (this->name, GF_LOG_DEBUG, "looking up %s with gfid: %s", - loc->path, uuid_utoa (sh->sh_gfid_req)); - GF_ASSERT (!uuid_is_null (sh->sh_gfid_req)); - afr_set_dict_gfid (xattr_req, sh->sh_gfid_req); + loc->path, uuid_utoa (gfid)); + GF_ASSERT (!uuid_is_null (gfid)); + afr_set_dict_gfid (xattr_req, gfid); } } afr_sh_common_reset (sh, priv->child_count); + sh->lookup_done = lookup_done; + loc_copy (&sh->lookup_loc, loc); + sh->lookup_flags = flags; for (i = 0; i < priv->child_count; i++) { if (local->child_up[i]) { gf_log (this->name, GF_LOG_DEBUG, @@ -1772,7 +1815,7 @@ afr_sh_common_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, loc->path, priv->children[i]->name); STACK_WIND_COOKIE (frame, - lookup_cbk, + afr_sh_common_lookup_cbk, (void *) (long) i, priv->children[i], priv->children[i]->fops->lookup, @@ -1811,8 +1854,8 @@ afr_sh_post_nb_entrylk_conflicting_sh_cbk (call_frame_t *frame, xlator_t *this) gf_log (this->name, GF_LOG_DEBUG, "Non blocking entrylks done. Proceeding to FOP"); afr_sh_common_lookup (frame, this, &sh->parent_loc, - afr_sh_conflicting_entry_lookup_cbk, - _gf_false); + afr_sh_find_fresh_parents, + NULL, AFR_LOOKUP_FAIL_CONFLICTS); } return 0; @@ -1823,8 +1866,10 @@ afr_sh_post_nb_entrylk_gfid_sh_cbk (call_frame_t *frame, xlator_t *this) { afr_internal_lock_t *int_lock = NULL; afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; local = frame->local; + sh = &local->self_heal; int_lock = &local->internal_lock; if (int_lock->lock_op_ret < 0) { @@ -1835,8 +1880,9 @@ afr_sh_post_nb_entrylk_gfid_sh_cbk (call_frame_t *frame, xlator_t *this) gf_log (this->name, GF_LOG_DEBUG, "Non blocking entrylks done. Proceeding to FOP"); afr_sh_common_lookup (frame, this, &local->loc, - afr_sh_missing_entries_lookup_cbk, - _gf_true); + afr_sh_missing_entries_lookup_done, + sh->sh_gfid_req, AFR_LOOKUP_FAIL_CONFLICTS| + AFR_LOOKUP_FAIL_MISSING_GFIDS); } return 0; @@ -2038,30 +2084,19 @@ afr_self_heal (call_frame_t *frame, xlator_t *this, inode_t *inode) afr_self_heal_t *sh = NULL; afr_private_t *priv = NULL; int i = 0; + int32_t op_errno = 0; + int ret = 0; + afr_self_heal_t *orig_sh = NULL; call_frame_t *sh_frame = NULL; afr_local_t *sh_local = NULL; local = frame->local; + orig_sh = &local->self_heal; priv = this->private; GF_ASSERT (local->loc.path); - if (local->self_heal.background) { - LOCK (&priv->lock); - { - if (priv->background_self_heals_started - < priv->background_self_heal_count) { - priv->background_self_heals_started++; - - - } else { - local->self_heal.background = _gf_false; - } - } - UNLOCK (&priv->lock); - } - gf_log (this->name, GF_LOG_TRACE, "performing self heal on %s (metadata=%d data=%d entry=%d)", local->loc.path, @@ -2069,11 +2104,16 @@ afr_self_heal (call_frame_t *frame, xlator_t *this, inode_t *inode) local->self_heal.do_data_self_heal, local->self_heal.do_entry_self_heal); + op_errno = ENOMEM; sh_frame = copy_frame (frame); + if (!sh_frame) + goto out; afr_set_lk_owner (sh_frame, this); afr_set_low_priority (sh_frame); sh_local = afr_local_copy (local, this); + if (!sh_local) + goto out; sh_frame->local = sh_local; sh = &sh_local->self_heal; @@ -2083,42 +2123,67 @@ afr_self_heal (call_frame_t *frame, xlator_t *this, inode_t *inode) sh->completion_cbk = afr_self_heal_completion_cbk; - sh->buf = GF_CALLOC (priv->child_count, sizeof (struct iatt), - gf_afr_mt_iatt); - sh->parentbufs = GF_CALLOC (priv->child_count, sizeof (struct iatt), - gf_afr_mt_iatt); - sh->child_errno = GF_CALLOC (priv->child_count, sizeof (int), - gf_afr_mt_int); sh->success = GF_CALLOC (priv->child_count, sizeof (*sh->success), gf_afr_mt_char); - sh->xattr = GF_CALLOC (priv->child_count, sizeof (dict_t *), - gf_afr_mt_dict_t); + if (!sh->success) + goto out; sh->sources = GF_CALLOC (sizeof (*sh->sources), priv->child_count, gf_afr_mt_int); + if (!sh->sources) + goto out; sh->locked_nodes = GF_CALLOC (sizeof (*sh->locked_nodes), priv->child_count, gf_afr_mt_int); + if (!sh->locked_nodes) + goto out; sh->pending_matrix = GF_CALLOC (sizeof (int32_t *), priv->child_count, gf_afr_mt_int32_t); + if (!sh->pending_matrix) + goto out; for (i = 0; i < priv->child_count; i++) { sh->pending_matrix[i] = GF_CALLOC (sizeof (int32_t), priv->child_count, gf_afr_mt_int32_t); + if (!sh->pending_matrix[i]) + goto out; } sh->delta_matrix = GF_CALLOC (sizeof (int32_t *), priv->child_count, gf_afr_mt_int32_t); + if (!sh->delta_matrix) + goto out; for (i = 0; i < priv->child_count; i++) { sh->delta_matrix[i] = GF_CALLOC (sizeof (int32_t), priv->child_count, gf_afr_mt_int32_t); + if (!sh->delta_matrix) + goto out; } - sh->success_children = afr_children_create (priv->child_count); - sh->fresh_children = afr_children_create (priv->child_count); sh->fresh_parent_dirs = afr_children_create (priv->child_count); + if (!sh->fresh_parent_dirs) + goto out; + ret = afr_sh_common_create (sh, priv->child_count); + if (ret) { + op_errno = -ret; + goto out; + } + if (local->self_heal.background) { + LOCK (&priv->lock); + { + if (priv->background_self_heals_started + < priv->background_self_heal_count) { + priv->background_self_heals_started++; + + + } else { + local->self_heal.background = _gf_false; + } + } + UNLOCK (&priv->lock); + } FRAME_SU_DO (sh_frame, afr_local_t); if (sh->do_missing_entry_self_heal) { @@ -2133,7 +2198,12 @@ afr_self_heal (call_frame_t *frame, xlator_t *this, inode_t *inode) afr_sh_missing_entries_done (sh_frame, this); } + op_errno = 0; +out: + if (op_errno) { + orig_sh->unwind (frame, this, -1, op_errno); + } return 0; } @@ -2187,3 +2257,47 @@ afr_self_heal_type_for_transaction (afr_transaction_type type) } return sh_type; } + +int +afr_build_child_loc (xlator_t *this, loc_t *child, loc_t *parent, char *name) +{ + int ret = -1; + + if (!child) { + goto out; + } + + if (strcmp (parent->path, "/") == 0) + ret = gf_asprintf ((char **)&child->path, "/%s", name); + else + ret = gf_asprintf ((char **)&child->path, "%s/%s", parent->path, + name); + + if (-1 == ret) { + gf_log (this->name, GF_LOG_ERROR, + "asprintf failed while setting child path"); + } + + if (!child->path) { + goto out; + } + + child->name = strrchr (child->path, '/'); + if (child->name) + child->name++; + + child->parent = inode_ref (parent->inode); + child->inode = inode_new (parent->inode->table); + + if (!child->inode) { + ret = -1; + goto out; + } + + ret = 0; +out: + if (ret == -1) + loc_wipe (child); + + return ret; +} |