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208 lines
5.4 KiB

---
libmultipath/configure.c | 8 +++--
multipathd/main.c | 68 +++++++++++++++++++++++++++++++++++++----------
2 files changed, 59 insertions(+), 17 deletions(-)
Index: multipath-tools-130222/libmultipath/configure.c
===================================================================
--- multipath-tools-130222.orig/libmultipath/configure.c
+++ multipath-tools-130222/libmultipath/configure.c
@@ -829,8 +829,10 @@ coalesce_paths (struct vectors * vecs, v
* at this point, we know we really got a new mp
*/
mpp = add_map_with_path(vecs, pp1, 0);
- if (!mpp)
- return 1;
+ if (!mpp) {
+ orphan_path(pp1);
+ continue;
+ }
if (pp1->priority == PRIO_UNDEF)
mpp->action = ACT_REJECT;
@@ -879,7 +881,7 @@ coalesce_paths (struct vectors * vecs, v
condlog(3, "%s: domap (%u) failure "
"for create/reload map",
mpp->alias, r);
- if (r == DOMAP_FAIL) {
+ if (r == DOMAP_FAIL || conf->daemon) {
condlog(2, "%s: %s map",
mpp->alias, (mpp->action == ACT_CREATE)?
"ignoring" : "removing");
Index: multipath-tools-130222/multipathd/main.c
===================================================================
--- multipath-tools-130222.orig/multipathd/main.c
+++ multipath-tools-130222/multipathd/main.c
@@ -821,7 +821,7 @@ map_discovery (struct vectors * vecs)
vector_foreach_slot (vecs->mpvec, mpp, i)
if (setup_multipath(vecs, mpp))
- return 1;
+ i--;
return 0;
}
@@ -1523,21 +1523,29 @@ configure (struct vectors * vecs, int st
vector mpvec;
int i, ret;
- if (!vecs->pathvec && !(vecs->pathvec = vector_alloc()))
+ if (!vecs->pathvec && !(vecs->pathvec = vector_alloc())) {
+ condlog(0, "couldn't allocate path vec in configure");
return 1;
+ }
- if (!vecs->mpvec && !(vecs->mpvec = vector_alloc()))
+ if (!vecs->mpvec && !(vecs->mpvec = vector_alloc())) {
+ condlog(0, "couldn't allocate multipath vec in configure");
return 1;
+ }
- if (!(mpvec = vector_alloc()))
+ if (!(mpvec = vector_alloc())) {
+ condlog(0, "couldn't allocate new maps vec in configure");
return 1;
+ }
/*
* probe for current path (from sysfs) and map (from dm) sets
*/
ret = path_discovery(vecs->pathvec, conf, DI_ALL);
- if (ret < 0)
+ if (ret < 0) {
+ condlog(0, "configure failed at path discovery");
return 1;
+ }
vector_foreach_slot (vecs->pathvec, pp, i){
if (filter_path(conf, pp) > 0){
@@ -1548,21 +1556,27 @@ configure (struct vectors * vecs, int st
else
pp->checkint = conf->checkint;
}
- if (map_discovery(vecs))
+ if (map_discovery(vecs)) {
+ condlog(0, "configure failed at map discovery");
return 1;
+ }
/*
* create new set of maps & push changed ones into dm
*/
- if (coalesce_paths(vecs, mpvec, NULL, 1))
+ if (coalesce_paths(vecs, mpvec, NULL, 1)) {
+ condlog(0, "configure failed while coalescing paths");
return 1;
+ }
/*
* may need to remove some maps which are no longer relevant
* e.g., due to blacklist changes in conf file
*/
- if (coalesce_maps(vecs, mpvec))
+ if (coalesce_maps(vecs, mpvec)) {
+ condlog(0, "configure failed while coalescing maps");
return 1;
+ }
dm_lib_release();
@@ -1588,11 +1602,15 @@ configure (struct vectors * vecs, int st
* start dm event waiter threads for these new maps
*/
vector_foreach_slot(vecs->mpvec, mpp, i) {
- if (setup_multipath(vecs, mpp))
- return 1;
+ if (setup_multipath(vecs, mpp)) {
+ i--;
+ continue;
+ }
if (start_waiters)
- if (start_waiter_thread(mpp, vecs))
- return 1;
+ if (start_waiter_thread(mpp, vecs)) {
+ remove_map(mpp, vecs, 1);
+ i--;
+ }
}
return 0;
}
@@ -1857,15 +1875,23 @@ child (void * param)
condlog(2, "--------start up--------");
condlog(2, "read " DEFAULT_CONFIGFILE);
- if (load_config(DEFAULT_CONFIGFILE, udev))
+ if (load_config(DEFAULT_CONFIGFILE, udev)) {
+ condlog(0, "failed to load config");
+ if (logsink)
+ log_thread_stop();
exit(1);
+ }
if (init_checkers()) {
condlog(0, "failed to initialize checkers");
+ if (logsink)
+ log_thread_stop();
exit(1);
}
if (init_prio()) {
condlog(0, "failed to initialize prioritizers");
+ if (logsink)
+ log_thread_stop();
exit(1);
}
@@ -1898,8 +1924,12 @@ child (void * param)
}
vecs = gvecs = init_vecs();
- if (!vecs)
+ if (!vecs) {
+ condlog(0, "failed to create vecs");
+ if (logsink)
+ log_thread_stop();
exit(1);
+ }
setscheduler();
set_oom_adj();
@@ -1911,11 +1941,15 @@ child (void * param)
*/
if ((rc = pthread_create(&uevent_thr, &uevent_attr, ueventloop, udev))) {
condlog(0, "failed to create uevent thread: %d", rc);
+ if (logsink)
+ log_thread_stop();
exit(1);
}
pthread_attr_destroy(&uevent_attr);
if ((rc = pthread_create(&uxlsnr_thr, &misc_attr, uxlsnrloop, vecs))) {
condlog(0, "failed to create cli listener: %d", rc);
+ if (logsink)
+ log_thread_stop();
exit(1);
}
/*
@@ -1927,6 +1961,8 @@ child (void * param)
if (configure(vecs, 1)) {
unlock(vecs->lock);
condlog(0, "failure during configuration");
+ if (logsink)
+ log_thread_stop();
exit(1);
}
unlock(vecs->lock);
@@ -1936,10 +1972,14 @@ child (void * param)
*/
if ((rc = pthread_create(&check_thr, &misc_attr, checkerloop, vecs))) {
condlog(0,"failed to create checker loop thread: %d", rc);
+ if (logsink)
+ log_thread_stop();
exit(1);
}
if ((rc = pthread_create(&uevq_thr, &misc_attr, uevqloop, vecs))) {
condlog(0, "failed to create uevent dispatcher: %d", rc);
+ if (logsink)
+ log_thread_stop();
exit(1);
}
pthread_attr_destroy(&misc_attr);