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Simplify the Xen domain is persistent driver method

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Unconditionally call xenDaemonLookupByUUID, since the XenD
driver must always be present.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2013-04-30 15:12:47 +01:00
parent e920c5b6c9
commit aead5166a5
1 changed files with 18 additions and 21 deletions
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39
src/xen/xen_driver.c
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@ -702,29 +702,26 @@ xenUnifiedDomainIsPersistent(virDomainPtr dom)
ret = 0;
} else {
/* New Xen with inactive domain management */
if (priv->opened[XEN_UNIFIED_XEND_OFFSET]) {
currdom = xenDaemonLookupByUUID(dom->conn, dom->uuid);
if (currdom) {
if (currdom->id == -1) {
/* If its inactive, then trivially, it must be persistent */
ret = 1;
} else {
char *path;
char uuidstr[VIR_UUID_STRING_BUFLEN];
currdom = xenDaemonLookupByUUID(dom->conn, dom->uuid);
if (currdom) {
if (currdom->id == -1) {
/* If its inactive, then trivially, it must be persistent */
ret = 1;
} else {
char *path;
char uuidstr[VIR_UUID_STRING_BUFLEN];
/* If its running there's no official way to tell, so we
* go behind xend's back & look at the config dir */
virUUIDFormat(dom->uuid, uuidstr);
if (virAsprintf(&path, "%s/%s", XEND_DOMAINS_DIR, uuidstr) < 0) {
virReportOOMError();
goto done;
}
if (access(path, R_OK) == 0)
ret = 1;
else if (errno == ENOENT)
ret = 0;
/* If its running there's no official way to tell, so we
* go behind xend's back & look at the config dir */
virUUIDFormat(dom->uuid, uuidstr);
if (virAsprintf(&path, "%s/%s", XEND_DOMAINS_DIR, uuidstr) < 0) {
virReportOOMError();
goto done;
}
if (access(path, R_OK) == 0)
ret = 1;
else if (errno == ENOENT)
ret = 0;
}
}
}