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107 lines
2.9 KiB

---
libmultipath/alias.c | 31 +++++++++++++++----------------
libmultipath/propsel.c | 4 ++--
2 files changed, 17 insertions(+), 18 deletions(-)
Index: multipath-tools-130222/libmultipath/alias.c
===================================================================
--- multipath-tools-130222.orig/libmultipath/alias.c
+++ multipath-tools-130222/libmultipath/alias.c
@@ -149,13 +149,11 @@ rlookup_binding(FILE *f, char *buff, cha
{
char line[LINE_MAX];
unsigned int line_nr = 0;
- int id = 0;
buff[0] = '\0';
while (fgets(line, LINE_MAX, f)) {
char *c, *alias, *wwid;
- int curr_id;
line_nr++;
c = strpbrk(line, "#\n\r");
@@ -164,9 +162,6 @@ rlookup_binding(FILE *f, char *buff, cha
alias = strtok(line, " \t");
if (!alias) /* blank line */
continue;
- curr_id = scan_devname(alias, prefix);
- if (curr_id >= id)
- id = curr_id + 1;
wwid = strtok(NULL, " \t");
if (!wwid){
condlog(3,
@@ -184,16 +179,12 @@ rlookup_binding(FILE *f, char *buff, cha
"\nSetting wwid to %s", alias, wwid);
strncpy(buff, wwid, WWID_SIZE);
buff[WWID_SIZE - 1] = '\0';
- return id;
+ return 0;
}
}
condlog(3, "No matching alias [%s] in bindings file.", map_alias);
- /* Get the theoretical id for this map alias.
- * Used by use_existing_alias
- */
- id = scan_devname(map_alias, prefix);
- return id;
+ return -1;
}
static char *
@@ -264,9 +255,7 @@ use_existing_alias (char *wwid, char *fi
/* lookup the binding. if it exsists, the wwid will be in buff
* either way, id contains the id for the alias
*/
- id = rlookup_binding(f , buff, alias_old, prefix);
- if (id < 0)
- goto out;
+ rlookup_binding(f, buff, alias_old, prefix);
if (strlen(buff) > 0) {
/* if buff is our wwid, it's already
@@ -279,11 +268,21 @@ use_existing_alias (char *wwid, char *fi
condlog(0, "alias %s already bound to wwid %s, cannot reuse",
alias_old, buff);
}
- goto out;
+ goto out;
}
/* allocate the existing alias in the bindings file */
- if (can_write && id && !bindings_read_only) {
+ id = scan_devname(alias_old, prefix);
+ if (id <= 0)
+ goto out;
+
+ if (fflush(f) != 0) {
+ condlog(0, "cannot fflush bindings file stream : %s",
+ strerror(errno));
+ goto out;
+ }
+
+ if (can_write && !bindings_read_only) {
alias = allocate_binding(fd, wwid, id, prefix);
condlog(0, "Allocated existing binding [%s] for WWID [%s]",
alias, wwid);
Index: multipath-tools-130222/libmultipath/propsel.c
===================================================================
--- multipath-tools-130222.orig/libmultipath/propsel.c
+++ multipath-tools-130222/libmultipath/propsel.c
@@ -263,13 +263,13 @@ select_alias (struct multipath * mp)
goto out;
select_alias_prefix(mp);
-
+
if (strlen(mp->alias_old) > 0) {
mp->alias = use_existing_alias(mp->wwid, conf->bindings_file,
mp->alias_old, mp->alias_prefix,
conf->bindings_read_only);
memset (mp->alias_old, 0, WWID_SIZE);
- }
+ }
if (mp->alias == NULL)
mp->alias = get_user_friendly_alias(mp->wwid,