diff options
Diffstat (limited to 'xlators/cluster/ec/src/ec-heal.c')
| -rw-r--r-- | xlators/cluster/ec/src/ec-heal.c | 84 |
1 files changed, 78 insertions, 6 deletions
diff --git a/xlators/cluster/ec/src/ec-heal.c b/xlators/cluster/ec/src/ec-heal.c index f76839db38f..10dc9f158e7 100644 --- a/xlators/cluster/ec/src/ec-heal.c +++ b/xlators/cluster/ec/src/ec-heal.c @@ -450,13 +450,13 @@ out: loc_wipe (&loc); return op_ret; } - int ec_heal_metadata_find_direction (ec_t *ec, default_args_cbk_t *replies, uint64_t *versions, uint64_t *dirty, unsigned char *sources, unsigned char *healed_sinks) { uint64_t xattr[EC_VERSION_SIZE] = {0}; + uint64_t max_version = 0; int same_count = 0; int max_same_count = 0; int same_source = -1; @@ -527,11 +527,18 @@ ec_heal_metadata_find_direction (ec_t *ec, default_args_cbk_t *replies, else if (replies[i].valid && replies[i].op_ret >= 0) healed_sinks[i] = 1; } + for (i = 0; i < ec->nodes; i++) { + if (sources[i] && (versions[i] > max_version)) { + same_source = i; + max_version = versions[i]; + } + } ret = same_source; out: return ret; } + int __ec_heal_metadata_prepare (call_frame_t *frame, ec_t *ec, inode_t *inode, unsigned char *locked_on, default_args_cbk_t *replies, @@ -545,7 +552,6 @@ __ec_heal_metadata_prepare (call_frame_t *frame, ec_t *ec, inode_t *inode, int source = 0; default_args_cbk_t *greplies = NULL; int i = 0; - EC_REPLIES_ALLOC (greplies, ec->nodes); loc.inode = inode_ref (inode); @@ -814,6 +820,51 @@ out: cluster_replies_wipe (replies, ec->nodes); return ret; } +int32_t +ec_set_new_entry_dirty (ec_t *ec, loc_t *loc, struct iatt *ia, + call_frame_t *frame, xlator_t *this, unsigned char *on) +{ + dict_t *xattr = NULL; + int32_t ret = -1; + default_args_cbk_t *replies = NULL; + unsigned char *output = NULL; + uint64_t dirty[EC_VERSION_SIZE] = {1, 1}; + loc_t newloc = {0}; + + /*Symlinks don't have any data to be healed*/ + if (ia->ia_type == IA_IFLNK) + dirty[EC_DATA_TXN] = 0; + + newloc.inode = inode_ref (loc->inode); + gf_uuid_copy (newloc.gfid, ia->ia_gfid); + EC_REPLIES_ALLOC (replies, ec->nodes); + output = alloca0 (ec->nodes); + xattr = dict_new(); + if (!xattr) { + ret = -ENOMEM; + goto out; + } + + ret = ec_dict_set_array (xattr, EC_XATTR_DIRTY, dirty, + EC_VERSION_SIZE); + if (ret) + goto out; + + ret = cluster_xattrop (ec->xl_list, on, ec->nodes, replies, output, + frame, ec->xl, &newloc, + GF_XATTROP_ADD_ARRAY64, xattr, NULL); + + if (ret < ec->fragments) { + ret = -ENOTCONN; + goto out; + } +out: + if (xattr) + dict_unref (xattr); + cluster_replies_wipe (replies, ec->nodes); + loc_wipe (&newloc); + return ret; +} /*Name heal*/ int @@ -960,6 +1011,7 @@ ec_create_name (call_frame_t *frame, ec_t *ec, inode_t *parent, char *name, struct iatt *ia = NULL; unsigned char *output = 0; unsigned char *output1 = 0; + unsigned char *on = NULL; default_args_cbk_t *replies = NULL; loc_t loc = {0}; loc_t srcloc = {0}; @@ -1005,10 +1057,20 @@ ec_create_name (call_frame_t *frame, ec_t *ec, inode_t *parent, char *name, loc.name = name; link = alloca0 (ec->nodes); create = alloca0 (ec->nodes); + on = alloca0 (ec->nodes); output = alloca0 (ec->nodes); output1 = alloca0 (ec->nodes); + + for (i = 0; i < ec->nodes; i++) { + if (!lookup_replies[i].valid) + continue; + if (lookup_replies[i].op_ret) + continue; + on[i] = 1; + } switch (ia->ia_type) { case IA_IFDIR: + ec_set_new_entry_dirty (ec, &loc, ia, frame, ec->xl, on); ret = cluster_mkdir (ec->xl_list, enoent, ec->nodes, replies, output, frame, ec->xl, &loc, st_mode_from_ia (ia->ia_prot, @@ -1053,6 +1115,8 @@ ec_create_name (call_frame_t *frame, ec_t *ec, inode_t *parent, char *name, } linkname = alloca0 (strlen(replies[i].buf) + 1); strcpy (linkname, replies[i].buf); + ec_set_new_entry_dirty (ec, &loc, ia, frame, + ec->xl, on); cluster_symlink (ec->xl_list, create, ec->nodes, replies, output, frame, ec->xl, linkname, &loc, 0, xdata); @@ -1062,6 +1126,8 @@ ec_create_name (call_frame_t *frame, ec_t *ec, inode_t *parent, char *name, output[i] = 1; break; case IA_IFREG: + ec_set_new_entry_dirty (ec, &loc, ia, + frame, ec->xl, on); config.version = EC_CONFIG_VERSION; config.algorithm = EC_CONFIG_ALGORITHM; config.gf_word_size = EC_GF_BITS; @@ -1597,10 +1663,6 @@ __ec_heal_data_prepare (call_frame_t *frame, ec_t *ec, fd_t *fd, goto out; } - if (EC_COUNT(healed_sinks, ec->nodes) == 0) { - ret = -ENOTCONN; - goto out; - } ret = source; out: if (xattrs) @@ -2115,6 +2177,13 @@ __ec_heal_data (call_frame_t *frame, ec_t *ec, fd_t *fd, unsigned char *heal_on, if (ret < 0) goto unlock; + if (EC_COUNT(healed_sinks, ec->nodes) == 0) { + ret = __ec_fd_data_adjust_versions (frame, ec, fd, + sources, + healed_sinks, versions, dirty, size); + goto unlock; + } + source = ret; ret = __ec_heal_mark_sinks (frame, ec, fd, versions, healed_sinks); @@ -2129,6 +2198,9 @@ unlock: if (ret < 0) goto out; + if (EC_COUNT(healed_sinks, ec->nodes) == 0) + goto out; + gf_msg_debug (ec->xl->name, 0, "%s: sources: %d, sinks: " "%d", uuid_utoa (fd->inode->gfid), EC_COUNT (sources, ec->nodes), |