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qemu: Unify automatic coredump filenames 

Just create a helper for it and use it.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Martin Kletzander 2016-06-16 17:00:05 +02:00
parent f0fe184fb9
commit 5e1257820f
1 changed files with 33 additions and 30 deletions
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63
src/qemu/qemu_driver.c
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@ -3902,37 +3902,56 @@ qemuDomainScreenshot(virDomainPtr dom,
return ret;
}
static char *
getAutoDumpPath(virQEMUDriverPtr driver,
virDomainObjPtr vm)
{
char *dumpfile = NULL;
char *domname = virDomainObjGetShortName(vm);
char timestr[100];
struct tm time_info;
time_t curtime = time(NULL);
virQEMUDriverConfigPtr cfg = NULL;
if (!domname)
return NULL;
cfg = virQEMUDriverGetConfig(driver);
localtime_r(&curtime, &time_info);
strftime(timestr, sizeof(timestr), "%Y-%m-%d-%H:%M:%S", &time_info);
ignore_value(virAsprintf(&dumpfile, "%s/%s-%s",
cfg->autoDumpPath,
domname,
timestr));
virObjectUnref(cfg);
return domname;
}
static void processWatchdogEvent(virQEMUDriverPtr driver, virDomainObjPtr vm, int action)
{
int ret;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
char *domname = virDomainObjGetShortName(vm);
char *dumpfile = getAutoDumpPath(driver, vm);
if (!domname)
if (!dumpfile)
goto cleanup;
switch (action) {
case VIR_DOMAIN_WATCHDOG_ACTION_DUMP:
{
char *dumpfile;
unsigned int flags = VIR_DUMP_MEMORY_ONLY;
if (virAsprintf(&dumpfile, "%s/%s-%u",
cfg->autoDumpPath,
domname,
(unsigned int)time(NULL)) < 0)
goto cleanup;
if (qemuDomainObjBeginAsyncJob(driver, vm,
QEMU_ASYNC_JOB_DUMP) < 0) {
VIR_FREE(dumpfile);
goto cleanup;
}
if (!virDomainObjIsActive(vm)) {
virReportError(VIR_ERR_OPERATION_INVALID,
"%s", _("domain is not running"));
VIR_FREE(dumpfile);
goto endjob;
}
@ -3951,8 +3970,6 @@ static void processWatchdogEvent(virQEMUDriverPtr driver, virDomainObjPtr vm, in
if (ret < 0)
virReportError(VIR_ERR_OPERATION_FAILED,
"%s", _("Resuming after dump failed"));
VIR_FREE(dumpfile);
}
break;
default:
@ -3963,7 +3980,7 @@ static void processWatchdogEvent(virQEMUDriverPtr driver, virDomainObjPtr vm, in
qemuDomainObjEndAsyncJob(driver, vm);
cleanup:
VIR_FREE(domname);
VIR_FREE(dumpfile);
virObjectUnref(cfg);
}
@ -3973,23 +3990,10 @@ doCoreDumpToAutoDumpPath(virQEMUDriverPtr driver,
unsigned int flags)
{
int ret = -1;
char *dumpfile = NULL;
time_t curtime = time(NULL);
char timestr[100];
struct tm time_info;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
char *domname = virDomainObjGetShortName(vm);
char *dumpfile = getAutoDumpPath(driver, vm);
if (!domname)
goto cleanup;
localtime_r(&curtime, &time_info);
strftime(timestr, sizeof(timestr), "%Y-%m-%d-%H:%M:%S", &time_info);
if (virAsprintf(&dumpfile, "%s/%s-%s",
cfg->autoDumpPath,
domname,
timestr) < 0)
if (!dumpfile)
goto cleanup;
flags |= cfg->autoDumpBypassCache ? VIR_DUMP_BYPASS_CACHE: 0;
@ -4001,7 +4005,6 @@ doCoreDumpToAutoDumpPath(virQEMUDriverPtr driver,
"%s", _("Dump failed"));
cleanup:
VIR_FREE(dumpfile);
VIR_FREE(domname);
virObjectUnref(cfg);
return ret;
}