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-rw-r--r--xlators/mgmt/glusterd/src/glusterd-volgen.c820
1 files changed, 573 insertions, 247 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-volgen.c b/xlators/mgmt/glusterd/src/glusterd-volgen.c
index d0533b1fccc..fe7cfc1d14b 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volgen.c
+++ b/xlators/mgmt/glusterd/src/glusterd-volgen.c
@@ -116,6 +116,7 @@ static struct volopt_map_entry glusterd_volopt_map[] = {
{"cluster.metadata-self-heal", "cluster/replicate", NULL, NULL, NO_DOC, 0 },
{"cluster.data-self-heal", "cluster/replicate", NULL, NULL, NO_DOC, 0 },
{"cluster.entry-self-heal", "cluster/replicate", NULL, NULL, NO_DOC, 0 },
+ {"cluster.self-heal-daemon", "cluster/replicate", "!self-heal-daemon" , NULL, NO_DOC, 0 },
{"cluster.strict-readdir", "cluster/replicate", NULL, NULL, NO_DOC, 0 },
{"cluster.self-heal-window-size", "cluster/replicate", "data-self-heal-window-size", NULL, DOC, 0},
{"cluster.data-change-log", "cluster/replicate", NULL, NULL, NO_DOC, 0 },
@@ -382,6 +383,13 @@ xlator_set_option (xlator_t *xl, char *key, char *value)
return dict_set_dynstr (xl->options, key, dval);
}
+static int
+xlator_get_option (xlator_t *xl, char *key, char **value)
+{
+ GF_ASSERT (xl);
+ return dict_get_str (xl->options, key, value);
+}
+
static inline xlator_t *
first_of (volgen_graph_t *graph)
{
@@ -685,25 +693,35 @@ volgen_graph_set_options_generic (volgen_graph_t *graph, dict_t *dict,
}
static int
-basic_option_handler (volgen_graph_t *graph, struct volopt_map_entry *vme,
- void *param)
+no_filter_option_handler (volgen_graph_t *graph, struct volopt_map_entry *vme,
+ void *param)
{
xlator_t *trav;
int ret = 0;
- if (vme->option[0] == '!')
- return 0;
-
for (trav = first_of (graph); trav; trav = trav->next) {
if (strcmp (trav->type, vme->voltype) != 0)
continue;
ret = xlator_set_option (trav, vme->option, vme->value);
if (ret)
- return -1;
+ break;
}
+ return ret;
+}
- return 0;
+static int
+basic_option_handler (volgen_graph_t *graph, struct volopt_map_entry *vme,
+ void *param)
+{
+ int ret = 0;
+
+ if (vme->option[0] == '!')
+ goto out;
+
+ ret = no_filter_option_handler (graph, vme, param);
+out:
+ return ret;
}
static int
@@ -991,14 +1009,39 @@ glusterd_get_trans_type_rb (gf_transport_type ttype)
}
static int
-volgen_graph_merge_sub (volgen_graph_t *dgraph, volgen_graph_t *sgraph)
+_xl_link_children (xlator_t *parent, xlator_t *children, size_t child_count)
+{
+ xlator_t *trav = NULL;
+ size_t seek = 0;
+ int ret = -1;
+
+ if (child_count == 0)
+ goto out;
+ seek = child_count;
+ for (trav = children; --seek; trav = trav->next);
+ for (; child_count--; trav = trav->prev) {
+ ret = volgen_xlator_link (parent, trav);
+ if (ret)
+ goto out;
+ }
+ ret = 0;
+out:
+ return ret;
+}
+
+static int
+volgen_graph_merge_sub (volgen_graph_t *dgraph, volgen_graph_t *sgraph,
+ size_t child_count)
{
xlator_t *trav = NULL;
+ int ret = 0;
GF_ASSERT (dgraph->graph.first);
- if (volgen_xlator_link (first_of (dgraph), first_of (sgraph)) == -1)
- return -1;
+ ret = _xl_link_children (first_of (dgraph), first_of (sgraph),
+ child_count);
+ if (ret)
+ goto out;
for (trav = first_of (dgraph); trav->next; trav = trav->next);
@@ -1006,7 +1049,8 @@ volgen_graph_merge_sub (volgen_graph_t *dgraph, volgen_graph_t *sgraph)
trav->next->prev = trav;
dgraph->graph.xl_count += sgraph->graph.xl_count;
- return 0;
+out:
+ return ret;
}
static int
@@ -1082,10 +1126,11 @@ build_graph_generic (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
set_dict = dict_copy (volinfo->dict, NULL);
if (!set_dict)
return -1;
- dict_copy (mod_dict, set_dict);
- /* XXX dict_copy swallows errors */
- } else
+ dict_copy (mod_dict, set_dict);
+ /* XXX dict_copy swallows errors */
+ } else {
set_dict = volinfo->dict;
+ }
ret = builder (graph, volinfo, set_dict, param);
if (!ret)
@@ -1097,10 +1142,24 @@ build_graph_generic (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
return ret;
}
+static gf_transport_type
+transport_str_to_type (char *tt)
+{
+ gf_transport_type type = GF_TRANSPORT_TCP;
+
+ if (!strcmp ("tcp", tt))
+ type = GF_TRANSPORT_TCP;
+ else if (!strcmp ("rdma", tt))
+ type = GF_TRANSPORT_RDMA;
+ else if (!strcmp ("tcp,rdma", tt))
+ type = GF_TRANSPORT_BOTH_TCP_RDMA;
+ return type;
+}
+
static void
-get_vol_transport_type (glusterd_volinfo_t *volinfo, char *tt)
+transport_type_to_str (gf_transport_type type, char *tt)
{
- switch (volinfo->transport_type) {
+ switch (type) {
case GF_TRANSPORT_RDMA:
strcpy (tt, "rdma");
break;
@@ -1114,20 +1173,20 @@ get_vol_transport_type (glusterd_volinfo_t *volinfo, char *tt)
}
static void
+get_vol_transport_type (glusterd_volinfo_t *volinfo, char *tt)
+{
+ transport_type_to_str (volinfo->transport_type, tt);
+}
+
+static void
get_vol_nfs_transport_type (glusterd_volinfo_t *volinfo, char *tt)
{
- switch (volinfo->nfs_transport_type) {
- case GF_TRANSPORT_RDMA:
- strcpy (tt, "rdma");
- break;
- case GF_TRANSPORT_TCP:
- strcpy (tt, "tcp");
- break;
- case GF_TRANSPORT_BOTH_TCP_RDMA:
+ if (volinfo->nfs_transport_type == GF_TRANSPORT_BOTH_TCP_RDMA) {
gf_log ("", GF_LOG_ERROR, "%s:nfs transport cannot be both"
" tcp and rdma", volinfo->volname);
GF_ASSERT (0);
}
+ transport_type_to_str (volinfo->nfs_transport_type, tt);
}
/* gets the volinfo, dict, a character array for filling in
@@ -1795,35 +1854,17 @@ glusterd_get_volopt_content (gf_boolean_t xml_out)
}
static int
-client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
- dict_t *set_dict, void *param)
+volgen_graph_build_clients (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
+ dict_t *set_dict, void *param)
{
- int sub_count = 0;
- int dist_count = 0;
+ int i = 0;
+ int ret = -1;
char transt[16] = {0,};
char *volname = NULL;
- dict_t *dict = NULL;
glusterd_brickinfo_t *brick = NULL;
- char *replicate_args[] = {"cluster/replicate",
- "%s-replicate-%d"};
- char *stripe_args[] = {"cluster/stripe",
- "%s-stripe-%d"};
- char **cluster_args = NULL;
- int i = 0;
- int j = 0;
- int ret = -1;
- xlator_t *xl = NULL;
- xlator_t *txl = NULL;
- xlator_t *trav = NULL;
- int removed_bricks = 0;
- int index_of_removed_brick = 0;
- char *removed_bricklist = NULL;
- char volume_name[1024] = {0,};
- int idx = 0;
+ xlator_t *xl = NULL;
volname = volinfo->volname;
- dict = volinfo->dict;
- GF_ASSERT (dict);
if (volinfo->brick_count == 0) {
gf_log ("", GF_LOG_ERROR,
@@ -1848,6 +1889,7 @@ client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
strcpy (transt, "tcp");
i = 0;
+ ret = -1;
list_for_each_entry (brick, &volinfo->bricks, brick_list) {
ret = -1;
xl = volgen_graph_add_nolink (graph, "protocol/client",
@@ -1863,19 +1905,6 @@ client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
ret = xlator_set_option (xl, "transport-type", transt);
if (ret)
goto out;
- if (brick->decommissioned) {
- if (!removed_bricklist) {
- removed_bricklist = GF_CALLOC (16 * GF_UNIT_KB,
- 1, gf_common_mt_char);
- index_of_removed_brick = i;
- }
- if (removed_bricks)
- strcat (removed_bricklist, ",");
- snprintf (volume_name, 1024, "%s-client-%d", volname, i);
- strcat (removed_bricklist, volume_name);
- removed_bricks++;
- }
-
i++;
}
if (i != volinfo->brick_count) {
@@ -1884,138 +1913,283 @@ client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
"differs from brick count (%d)", i,
volinfo->brick_count);
+ ret = -1;
+ goto out;
+ }
+ ret = 0;
+out:
+ return ret;
+}
+
+static int
+volgen_graph_build_clusters (volgen_graph_t *graph,
+ glusterd_volinfo_t *volinfo, char *xl_type,
+ char *xl_namefmt, size_t child_count,
+ size_t sub_count)
+{
+ int i = 0;
+ int j = 0;
+ xlator_t *txl = NULL;
+ xlator_t *xl = NULL;
+ xlator_t *trav = NULL;
+ char *volname = NULL;
+ int ret = -1;
+
+ if (child_count == 0)
+ goto out;
+ volname = volinfo->volname;
+ txl = first_of (graph);
+ for (trav = txl; --child_count; trav = trav->next);
+ for (;; trav = trav->prev) {
+ if (i % sub_count == 0) {
+ xl = volgen_graph_add_nolink (graph, xl_type,
+ xl_namefmt, volname, j);
+ if (!xl) {
+ ret = -1;
+ goto out;
+ }
+ j++;
+ }
+
+ ret = volgen_xlator_link (xl, trav);
+ if (ret)
+ goto out;
+
+ if (trav == txl)
+ break;
+ i++;
+ }
+
+ ret = j;
+out:
+ return ret;
+}
+
+gf_boolean_t
+_xl_is_client_decommissioned (xlator_t *xl, glusterd_volinfo_t *volinfo)
+{
+ int ret = 0;
+ gf_boolean_t decommissioned = _gf_false;
+ char *hostname = NULL;
+ char *path = NULL;
+
+ GF_ASSERT (!strcmp (xl->type, "protocol/client"));
+ ret = xlator_get_option (xl, "remote-host", &hostname);
+ if (ret) {
+ GF_ASSERT (0);
+ gf_log ("glusterd", GF_LOG_ERROR, "Failed to get remote-host "
+ "from client %s", xl->name);
+ goto out;
+ }
+ ret = xlator_get_option (xl, "remote-subvolume", &path);
+ if (ret) {
+ GF_ASSERT (0);
+ gf_log ("glusterd", GF_LOG_ERROR, "Failed to get remote-host "
+ "from client %s", xl->name);
+ goto out;
+ }
+
+ decommissioned = glusterd_is_brick_decommissioned (volinfo, hostname,
+ path);
+out:
+ return decommissioned;
+}
+
+gf_boolean_t
+_xl_has_decommissioned_clients (xlator_t *xl, glusterd_volinfo_t *volinfo)
+{
+ xlator_list_t *xl_child = NULL;
+ gf_boolean_t decommissioned = _gf_false;
+ xlator_t *cxl = NULL;
+
+ if (!xl)
+ goto out;
+
+ if (!strcmp (xl->type, "protocol/client")) {
+ decommissioned = _xl_is_client_decommissioned (xl, volinfo);
goto out;
}
- sub_count = volinfo->sub_count;
- if (sub_count > 1) {
+ xl_child = xl->children;
+ while (xl_child) {
+ cxl = xl_child->xlator;
+ decommissioned = _xl_is_client_decommissioned (cxl, volinfo);
+ if (decommissioned)
+ break;
+
+ xl_child = xl_child->next;
+ }
+out:
+ return decommissioned;
+}
+
+static int
+_graph_get_decommissioned_children (xlator_t *dht, glusterd_volinfo_t *volinfo,
+ char **children)
+{
+ int ret = -1;
+ xlator_list_t *xl_child = NULL;
+ xlator_t *cxl = NULL;
+ gf_boolean_t comma = _gf_false;
+
+ *children = NULL;
+ xl_child = dht->children;
+ while (xl_child) {
+ cxl = xl_child->xlator;
+ if (_xl_has_decommissioned_clients (cxl, volinfo)) {
+ if (!*children) {
+ *children = GF_CALLOC (16 * GF_UNIT_KB, 1,
+ gf_common_mt_char);
+ if (!*children)
+ goto out;
+ }
+
+ if (comma)
+ strcat (*children, ",");
+ strcat (*children, cxl->name);
+ comma = _gf_true;
+ }
+
+ xl_child = xl_child->next;
+ }
+ ret = 0;
+out:
+ return ret;
+}
+
+static int
+volgen_graph_build_dht_cluster (volgen_graph_t *graph,
+ glusterd_volinfo_t *volinfo, size_t child_count)
+{
+ int32_t clusters = 0;
+ int ret = -1;
+ char *decommissioned_children = NULL;
+ xlator_t *dht = NULL;
+
+ GF_ASSERT (child_count > 1);
+ clusters = volgen_graph_build_clusters (graph, volinfo,
+ "cluster/distribute", "%s-dht",
+ child_count, child_count);
+ if (clusters < 0)
+ goto out;
+ dht = first_of (graph);
+ ret = _graph_get_decommissioned_children (dht, volinfo,
+ &decommissioned_children);
+ if (ret)
+ goto out;
+ if (decommissioned_children) {
+ ret = xlator_set_option (dht, "decommissioned-bricks",
+ decommissioned_children);
+ if (ret)
+ goto out;
+ }
+ ret = 0;
+out:
+ if (decommissioned_children)
+ GF_FREE (decommissioned_children);
+ return ret;
+}
+
+static int
+volume_volgen_graph_build_clusters (volgen_graph_t *graph,
+ glusterd_volinfo_t *volinfo)
+{
+ char *replicate_args[] = {"cluster/replicate",
+ "%s-replicate-%d"};
+ char *stripe_args[] = {"cluster/stripe",
+ "%s-stripe-%d"};
+ int rclusters = 0;
+ int clusters = 0;
+ int dist_count = 0;
+ int ret = -1;
+
+ if (volinfo->sub_count > 1) {
switch (volinfo->type) {
case GF_CLUSTER_TYPE_REPLICATE:
- cluster_args = replicate_args;
+ clusters = volgen_graph_build_clusters (graph, volinfo,
+ replicate_args[0],
+ replicate_args[1],
+ volinfo->brick_count,
+ volinfo->sub_count);
+ if (clusters < 0)
+ goto out;
break;
case GF_CLUSTER_TYPE_STRIPE:
- cluster_args = stripe_args;
+ clusters = volgen_graph_build_clusters (graph, volinfo,
+ stripe_args[0],
+ stripe_args[1],
+ volinfo->brick_count,
+ volinfo->sub_count);
+ if (clusters < 0)
+ goto out;
break;
case GF_CLUSTER_TYPE_STRIPE_REPLICATE:
/* Replicate after the clients, then stripe */
- if (volinfo->replica_count == 0) {
- ret = -1;
+ if (volinfo->replica_count == 0)
+ return -1;
+ clusters = volgen_graph_build_clusters (graph, volinfo,
+ replicate_args[0],
+ replicate_args[1],
+ volinfo->brick_count,
+ volinfo->replica_count);
+ if (clusters < 0)
+ goto out;
+
+ rclusters = volinfo->brick_count/volinfo->replica_count;
+ GF_ASSERT (rclusters == clusters);
+ clusters = volgen_graph_build_clusters (graph, volinfo,
+ stripe_args[0],
+ stripe_args[1],
+ rclusters,
+ volinfo->stripe_count);
+ if (clusters < 0)
goto out;
- }
- sub_count = volinfo->replica_count;
- cluster_args = replicate_args;
break;
default:
gf_log ("", GF_LOG_ERROR, "volume inconsistency: "
"unrecognized clustering type");
- ret = -1;
goto out;
}
-
- i = 0;
- j = 0;
- txl = first_of (graph);
- for (trav = txl; trav->next; trav = trav->next);
- for (;; trav = trav->prev) {
- if (i % sub_count == 0) {
- xl = volgen_graph_add_nolink (graph,
- cluster_args[0],
- cluster_args[1],
- volname, j);
- if (!xl) {
- ret = -1;
- goto out;
- }
- j++;
- }
-
- ret = volgen_xlator_link (xl, trav);
- if (ret)
- goto out;
-
- if (trav == txl)
- break;
- i++;
- }
-
- if (GF_CLUSTER_TYPE_STRIPE_REPLICATE == volinfo->type) {
- sub_count = volinfo->stripe_count;
- cluster_args = stripe_args;
-
- i = 0;
- txl = first_of (graph);
- for (trav = txl; --j; trav = trav->next);
- for (;; trav = trav->prev) {
- if (i % sub_count == 0) {
- xl = volgen_graph_add_nolink (graph,
- cluster_args[0],
- cluster_args[1],
- volname, j);
- if (!xl) {
- ret = -1;
- goto out;
- }
- j++;
- }
-
- ret = volgen_xlator_link (xl, trav);
- if (ret)
- goto out;
-
- if (trav == txl)
- break;
- i++;
- }
-
- }
}
-
- if (volinfo->sub_count)
+ if (volinfo->sub_count) {
dist_count = volinfo->brick_count / volinfo->sub_count;
- else
+ GF_ASSERT (dist_count == clusters);
+ } else {
dist_count = volinfo->brick_count;
+ }
+
if (dist_count > 1) {
- xl = volgen_graph_add_nolink (graph, "cluster/distribute",
- "%s-dht", volname);
- if (!xl) {
- ret = -1;
+ ret = volgen_graph_build_dht_cluster (graph, volinfo,
+ dist_count);
+ if (ret)
goto out;
- }
+ }
+ ret = 0;
+out:
+ return ret;
+}
- trav = xl;
- for (i = 0; i < dist_count; i++)
- trav = trav->next;
- for (; trav != xl; trav = trav->prev) {
- ret = volgen_xlator_link (xl, trav);
- if (ret)
- goto out;
- }
+static int
+client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
+ dict_t *set_dict, void *param)
+{
+ int ret = 0;
+ xlator_t *xl = NULL;
+ char *volname = NULL;
- if (removed_bricks) {
- if (volinfo->sub_count) {
- idx = index_of_removed_brick / volinfo->sub_count;
- if (GF_CLUSTER_TYPE_REPLICATE == volinfo->type) {
- snprintf (volume_name, 1024, "%s-replicate-%d",
- volname, idx);
- strcpy (removed_bricklist, volume_name);
- } else if (volinfo->type != GF_CLUSTER_TYPE_NONE) {
- snprintf (volume_name, 1024, "%s-stripe-%d ",
- volname, idx);
- strcpy (removed_bricklist, volume_name);
- }
- }
- ret = xlator_set_option (xl, "decommissioned-bricks",
- removed_bricklist);
- if (ret)
- goto out;
- }
- }
+ volname = volinfo->volname;
+ ret = volgen_graph_build_clients (graph, volinfo, set_dict, param);
+ if (ret)
+ goto out;
+
+ ret = volume_volgen_graph_build_clusters (graph, volinfo);
+ if (ret)
+ goto out;
ret = glusterd_volinfo_get_boolean (volinfo, VKEY_FEATURES_QUOTA);
if (ret == -1)
goto out;
-
if (ret) {
xl = volgen_graph_add (graph, "features/quota", volname);
@@ -2030,6 +2204,7 @@ client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
if (ret)
goto out;
+ ret = -1;
xl = volgen_graph_add_as (graph, "debug/io-stats", volname);
if (!xl)
goto out;
@@ -2040,11 +2215,7 @@ client_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
if (!ret)
ret = volgen_graph_set_options_generic (graph, set_dict, "client",
&sys_loglevel_option_handler);
-
out:
- if (removed_bricklist)
- GF_FREE (removed_bricklist);
-
return ret;
}
@@ -2059,8 +2230,28 @@ build_client_graph (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
}
static int
+shd_option_handler (volgen_graph_t *graph, struct volopt_map_entry *vme,
+ void *param)
+{
+ int ret = 0;
+ struct volopt_map_entry new_vme = {0};
+ int shd = 0;
+
+ shd = !strcmp (vme->option, "!self-heal-daemon");
+ if ((vme->option[0] == '!') && !shd)
+ goto out;
+ new_vme = *vme;
+ if (shd)
+ new_vme.option = "self-heal-daemon";
+
+ ret = no_filter_option_handler (graph, &new_vme, param);
+out:
+ return ret;
+}
+
+static int
nfs_option_handler (volgen_graph_t *graph,
- struct volopt_map_entry *vme, void *param)
+ struct volopt_map_entry *vme, void *param)
{
xlator_t *xl = NULL;
char *aa = NULL;
@@ -2234,6 +2425,93 @@ nfs_option_handler (volgen_graph_t *graph,
return 0;
}
+static int
+build_shd_graph (volgen_graph_t *graph, dict_t *mod_dict)
+{
+ volgen_graph_t cgraph = {0};
+ glusterd_volinfo_t *voliter = NULL;
+ xlator_t *this = NULL;
+ glusterd_conf_t *priv = NULL;
+ dict_t *set_dict = NULL;
+ int ret = 0;
+ gf_boolean_t valid_config = _gf_false;
+ xlator_t *iostxl = NULL;
+ int rclusters = 0;
+ int replica_count = 0;
+
+ this = THIS;
+ priv = this->private;
+
+ set_dict = dict_new ();
+ if (!set_dict) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ iostxl = volgen_graph_add_as (graph, "debug/io-stats", "glustershd");
+ if (!iostxl) {
+ ret = -1;
+ goto out;
+ }
+
+ list_for_each_entry (voliter, &priv->volumes, vol_list) {
+ if (voliter->status != GLUSTERD_STATUS_STARTED)
+ continue;
+
+ if (voliter->type == GF_CLUSTER_TYPE_REPLICATE)
+ replica_count = voliter->sub_count;
+ else if (voliter->type == GF_CLUSTER_TYPE_STRIPE_REPLICATE)
+ replica_count = voliter->replica_count;
+ else
+ continue;
+
+ valid_config = _gf_true;
+
+ ret = dict_set_str (set_dict, "cluster.self-heal-daemon", "on");
+ if (ret)
+ goto out;
+
+ dict_copy (voliter->dict, set_dict);
+ if (mod_dict)
+ dict_copy (mod_dict, set_dict);
+
+ memset (&cgraph, 0, sizeof (cgraph));
+ ret = volgen_graph_build_clients (&cgraph, voliter, set_dict,
+ NULL);
+ if (ret)
+ goto out;
+
+ rclusters = volgen_graph_build_clusters (&cgraph, voliter,
+ "cluster/replicate",
+ "%s-replicate-%d",
+ voliter->brick_count,
+ replica_count);
+ if (rclusters < 0) {
+ ret = -1;
+ goto out;
+ }
+
+ ret = volgen_graph_set_options_generic (&cgraph, set_dict, voliter,
+ shd_option_handler);
+ if (ret)
+ goto out;
+
+ ret = volgen_graph_merge_sub (graph, &cgraph, rclusters);
+ if (ret)
+ goto out;
+
+ ret = dict_reset (set_dict);
+ if (ret)
+ goto out;
+ }
+out:
+ if (set_dict)
+ dict_unref (set_dict);
+ if (!valid_config)
+ ret = -EINVAL;
+ return ret;
+}
+
/* builds a graph for nfs server role, with option overrides in mod_dict */
static int
build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
@@ -2259,14 +2537,6 @@ build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
return -1;
}
- ret = dict_set_str (set_dict, VKEY_PERF_STAT_PREFETCH, "off");
- if (ret)
- goto out;
-
- ret = dict_set_str (set_dict, "performance.client-io-threads", "off");
- if (ret)
- goto out;
-
nfsxl = volgen_graph_add_as (graph, "nfs/server", "nfs-server");
if (!nfsxl) {
ret = -1;
@@ -2274,7 +2544,7 @@ build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
}
ret = xlator_set_option (nfsxl, "nfs.dynamic-volumes", "on");
if (ret)
- goto out;;
+ goto out;
list_for_each_entry (voliter, &priv->volumes, vol_list) {
if (voliter->status != GLUSTERD_STATUS_STARTED)
@@ -2313,11 +2583,19 @@ build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
else
get_transport_type (voliter, voliter->dict, nfs_xprt, _gf_true);
+ ret = dict_set_str (set_dict, VKEY_PERF_STAT_PREFETCH, "off");
+ if (ret)
+ goto out;
+
+ ret = dict_set_str (set_dict, "performance.client-io-threads", "off");
+ if (ret)
+ goto out;
+
ret = dict_set_str (set_dict, "client-transport-type",
nfs_xprt);
ret = build_client_graph (&cgraph, voliter, set_dict);
if (ret)
- goto out;;
+ goto out;
if (mod_dict) {
dict_copy (mod_dict, set_dict);
@@ -2328,7 +2606,13 @@ build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
basic_option_handler);
}
- ret = volgen_graph_merge_sub (graph, &cgraph);
+ if (ret)
+ goto out;
+
+ ret = volgen_graph_merge_sub (graph, &cgraph, 1);
+ if (ret)
+ goto out;
+ ret = dict_reset (set_dict);
if (ret)
goto out;
}
@@ -2336,8 +2620,7 @@ build_nfs_graph (volgen_graph_t *graph, dict_t *mod_dict)
list_for_each_entry (voliter, &priv->volumes, vol_list) {
if (mod_dict) {
- dict_copy (mod_dict, set_dict);
- ret = volgen_graph_set_options_generic (graph, set_dict, voliter,
+ ret = volgen_graph_set_options_generic (graph, mod_dict, voliter,
nfs_option_handler);
} else {
ret = volgen_graph_set_options_generic (graph, voliter->dict, voliter,
@@ -2509,22 +2792,24 @@ out:
return ret;
}
-static void
-get_client_filepath (char *filename, glusterd_volinfo_t *volinfo)
+static int
+generate_single_transport_client_volfile (glusterd_volinfo_t *volinfo,
+ char *filepath, dict_t *dict)
{
- char path[PATH_MAX] = {0,};
- glusterd_conf_t *priv = NULL;
+ volgen_graph_t graph = {0,};
+ int ret = -1;
- priv = THIS->private;
+ ret = build_client_graph (&graph, volinfo, dict);
+ if (!ret)
+ ret = volgen_write_volfile (&graph, filepath);
- GLUSTERD_GET_VOLUME_DIR (path, volinfo, priv);
+ volgen_graph_free (&graph);
- snprintf (filename, PATH_MAX, "%s/%s-fuse.vol",
- path, volinfo->volname);
+ return ret;
}
-static void
-get_rdma_client_filepath (char *filename, glusterd_volinfo_t *volinfo)
+void
+get_client_filepath (char *filepath, glusterd_volinfo_t *volinfo, gf_transport_type type)
{
char path[PATH_MAX] = {0,};
glusterd_conf_t *priv = NULL;
@@ -2533,55 +2818,68 @@ get_rdma_client_filepath (char *filename, glusterd_volinfo_t *volinfo)
GLUSTERD_GET_VOLUME_DIR (path, volinfo, priv);
- snprintf (filename, PATH_MAX, "%s/%s.rdma-fuse.vol",
- path, volinfo->volname);
+ switch (type) {
+ case GF_TRANSPORT_TCP:
+ snprintf (filepath, PATH_MAX, "%s/%s-fuse.vol",
+ path, volinfo->volname);
+ break;
+ case GF_TRANSPORT_RDMA:
+ snprintf (filepath, PATH_MAX, "%s/%s.rdma-fuse.vol",
+ path, volinfo->volname);
+ break;
+ default:
+ GF_ASSERT (0);
+ break;
+ }
}
-static int
-generate_client_volfile (glusterd_volinfo_t *volinfo)
+static void
+enumerate_transport_reqs (gf_transport_type type, char **types)
{
- volgen_graph_t graph = {0,};
- char filename[PATH_MAX] = {0,};
- int ret = -1;
- dict_t *dict = NULL;
-
- get_client_filepath (filename, volinfo);
+ switch (type) {
+ case GF_TRANSPORT_TCP:
+ types[0] = "tcp";
+ break;
+ case GF_TRANSPORT_RDMA:
+ types[0] = "rdma";
+ break;
+ case GF_TRANSPORT_BOTH_TCP_RDMA:
+ types[0] = "tcp";
+ types[1] = "rdma";
+ break;
+ }
+}
- if (volinfo->transport_type == GF_TRANSPORT_BOTH_TCP_RDMA) {
- dict = dict_new ();
- if (!dict)
- goto out;
- ret = dict_set_str (dict, "client-transport-type", "tcp");
+static int
+generate_client_volfiles (glusterd_volinfo_t *volinfo)
+{
+ char filepath[PATH_MAX] = {0,};
+ int ret = -1;
+ char *types[] = {NULL, NULL, NULL};
+ int i = 0;
+ dict_t *dict = NULL;
+ gf_transport_type type = GF_TRANSPORT_TCP;
+
+ enumerate_transport_reqs (volinfo->transport_type, types);
+ dict = dict_new ();
+ if (!dict)
+ goto out;
+ for (i = 0; types[i]; i++) {
+ memset (filepath, 0, sizeof (filepath));
+ ret = dict_set_str (dict, "client-transport-type", types[i]);
if (ret)
goto out;
- }
-
- ret = build_client_graph (&graph, volinfo, dict);
- if (!ret)
- ret = volgen_write_volfile (&graph, filename);
-
- volgen_graph_free (&graph);
-
- if (dict) {
- /* This means, transport type is both RDMA and TCP */
-
- memset (&graph, 0, sizeof (graph));
- get_rdma_client_filepath (filename, volinfo);
-
- ret = dict_set_str (dict, "client-transport-type", "rdma");
+ type = transport_str_to_type (types[i]);
+ get_client_filepath (filepath, volinfo, type);
+ ret = generate_single_transport_client_volfile (volinfo,
+ filepath,
+ dict);
if (ret)
goto out;
-
- ret = build_client_graph (&graph, volinfo, dict);
- if (!ret)
- ret = volgen_write_volfile (&graph, filename);
-
- volgen_graph_free (&graph);
-
- dict_unref (dict);
}
-
out:
+ if (dict)
+ dict_unref (dict);
return ret;
}
@@ -2593,7 +2891,7 @@ glusterd_create_rb_volfiles (glusterd_volinfo_t *volinfo,
ret = glusterd_generate_brick_volfile (volinfo, brickinfo);
if (!ret)
- ret = generate_client_volfile (volinfo);
+ ret = generate_client_volfiles (volinfo);
if (!ret)
ret = glusterd_fetchspec_notify (THIS);
@@ -2612,7 +2910,7 @@ glusterd_create_volfiles_and_notify_services (glusterd_volinfo_t *volinfo)
goto out;
}
- ret = generate_client_volfile (volinfo);
+ ret = generate_client_volfiles (volinfo);
if (ret) {
gf_log ("", GF_LOG_ERROR,
"Could not generate volfile for client");
@@ -2625,34 +2923,62 @@ out:
return ret;
}
-void
-glusterd_get_nfs_filepath (char *filename)
+int
+glusterd_create_global_volfile (int (*builder) (volgen_graph_t *graph,
+ dict_t *set_dict),
+ char *filepath, dict_t *mod_dict)
{
- char path[PATH_MAX] = {0,};
- glusterd_conf_t *priv = NULL;
+ volgen_graph_t graph = {0,};
+ int ret = -1;
- priv = THIS->private;
+ ret = builder (&graph, mod_dict);
+ if (!ret)
+ ret = volgen_write_volfile (&graph, filepath);
- GLUSTERD_GET_NFS_DIR (path, priv);
+ volgen_graph_free (&graph);
- snprintf (filename, PATH_MAX, "%s/nfs-server.vol", path);
+ return ret;
}
int
glusterd_create_nfs_volfile ()
{
- volgen_graph_t graph = {0,};
- char filename[PATH_MAX] = {0,};
- int ret = -1;
+ char filepath[PATH_MAX] = {0,};
+ glusterd_conf_t *conf = THIS->private;
- glusterd_get_nfs_filepath (filename);
+ glusterd_get_nodesvc_volfile ("nfs", conf->workdir,
+ filepath, sizeof (filepath));
+ return glusterd_create_global_volfile (build_nfs_graph,
+ filepath, NULL);
+}
- ret = build_nfs_graph (&graph, NULL);
- if (!ret)
- ret = volgen_write_volfile (&graph, filename);
+int
+glusterd_create_shd_volfile ()
+{
+ char filepath[PATH_MAX] = {0,};
+ int ret = -1;
+ glusterd_conf_t *conf = THIS->private;
+ dict_t *mod_dict = NULL;
- volgen_graph_free (&graph);
+ mod_dict = dict_new ();
+ if (!mod_dict)
+ goto out;
+
+ ret = dict_set_uint32 (mod_dict, "cluster.background-self-heal-count", 0);
+ if (ret)
+ goto out;
+
+ ret = dict_set_str (mod_dict, "cluster.data-self-heal", "on");
+ if (ret)
+ goto out;
+ glusterd_get_nodesvc_volfile ("glustershd", conf->workdir,
+ filepath, sizeof (filepath));
+ ret = glusterd_create_global_volfile (build_shd_graph, filepath,
+ mod_dict);
+out:
+ if (mod_dict)
+ dict_unref (mod_dict);
return ret;
}
generated by cgit (git 2.34.1) at 2024-05-13 15:44:17 +0000