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virsh: snapshot: use g_auto where possible

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Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Ján Tomko 2021-08-10 17:57:15 +02:00
parent d0a69b2adf
commit 602fe72b3e
1 changed files with 43 additions and 92 deletions
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135
tools/virsh-snapshot.c
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@ -42,7 +42,7 @@ virshSnapshotCreate(vshControl *ctl, virDomainPtr dom, const char *buffer,
unsigned int flags, const char *from)
{
bool ret = false;
virDomainSnapshotPtr snapshot;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
bool halt = false;
const char *name = NULL;
@ -99,7 +99,6 @@ virshSnapshotCreate(vshControl *ctl, virDomainPtr dom, const char *buffer,
ret = true;
cleanup:
virshDomainSnapshotFree(snapshot);
return ret;
}
@ -162,10 +161,10 @@ static const vshCmdOptDef opts_snapshot_create[] = {
static bool
cmdSnapshotCreate(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
const char *from = NULL;
char *buffer = NULL;
g_autofree char *buffer = NULL;
unsigned int flags = 0;
if (vshCommandOptBool(cmd, "redefine"))
@ -206,9 +205,6 @@ cmdSnapshotCreate(vshControl *ctl, const vshCmd *cmd)
ret = virshSnapshotCreate(ctl, dom, buffer, flags, from);
cleanup:
VIR_FREE(buffer);
virshDomainFree(dom);
return ret;
}
@ -221,7 +217,7 @@ virshParseSnapshotMemspec(vshControl *ctl, virBuffer *buf, const char *str)
int ret = -1;
const char *snapshot = NULL;
const char *file = NULL;
char **array = NULL;
g_auto(GStrv) array = NULL;
int narray;
size_t i;
@ -251,7 +247,6 @@ virshParseSnapshotMemspec(vshControl *ctl, virBuffer *buf, const char *str)
cleanup:
if (ret < 0)
vshError(ctl, _("unable to parse memspec: %s"), str);
g_strfreev(array);
return ret;
}
@ -264,7 +259,7 @@ virshParseSnapshotDiskspec(vshControl *ctl, virBuffer *buf, const char *str)
const char *driver = NULL;
const char *stype = NULL;
const char *file = NULL;
char **array = NULL;
g_auto(GStrv) array = NULL;
int narray;
size_t i;
bool isFile = true;
@ -319,7 +314,6 @@ virshParseSnapshotDiskspec(vshControl *ctl, virBuffer *buf, const char *str)
cleanup:
if (ret < 0)
vshError(ctl, _("unable to parse diskspec: %s"), str);
g_strfreev(array);
return ret;
}
@ -391,9 +385,9 @@ static const vshCmdOptDef opts_snapshot_create_as[] = {
static bool
cmdSnapshotCreateAs(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
char *buffer = NULL;
g_autofree char *buffer = NULL;
const char *name = NULL;
const char *desc = NULL;
const char *memspec = NULL;
@ -460,9 +454,6 @@ cmdSnapshotCreateAs(vshControl *ctl, const vshCmd *cmd)
ret = virshSnapshotCreate(ctl, dom, buffer, flags, NULL);
cleanup:
VIR_FREE(buffer);
virshDomainFree(dom);
return ret;
}
@ -538,9 +529,9 @@ static const vshCmdOptDef opts_snapshot_edit[] = {
static bool
cmdSnapshotEdit(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
virDomainSnapshotPtr snapshot = NULL;
virDomainSnapshotPtr edited = NULL;
g_autoptr(virshDomain) dom = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
g_autoptr(virshDomainSnapshot) edited = NULL;
const char *name = NULL;
const char *edited_name;
bool ret = false;
@ -610,9 +601,6 @@ cmdSnapshotEdit(vshControl *ctl, const vshCmd *cmd)
cleanup:
if (!ret && name)
vshError(ctl, _("Failed to update %s"), name);
virshDomainSnapshotFree(edited);
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -650,11 +638,11 @@ static const vshCmdOptDef opts_snapshot_current[] = {
static bool
cmdSnapshotCurrent(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
int current;
virDomainSnapshotPtr snapshot = NULL;
char *xml = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
g_autofree char *xml = NULL;
const char *snapshotname = NULL;
unsigned int flags = 0;
const char *domname;
@ -671,7 +659,7 @@ cmdSnapshotCurrent(vshControl *ctl, const vshCmd *cmd)
goto cleanup;
if (snapshotname) {
virDomainSnapshotPtr snapshot2 = NULL;
g_autoptr(virshDomainSnapshot) snapshot2 = NULL;
flags = (VIR_DOMAIN_SNAPSHOT_CREATE_REDEFINE |
VIR_DOMAIN_SNAPSHOT_CREATE_CURRENT);
@ -689,7 +677,6 @@ cmdSnapshotCurrent(vshControl *ctl, const vshCmd *cmd)
if (!(snapshot2 = virDomainSnapshotCreateXML(dom, xml, flags)))
goto cleanup;
virshDomainSnapshotFree(snapshot2);
vshPrintExtra(ctl, _("Snapshot %s set as current"), snapshotname);
ret = true;
goto cleanup;
@ -724,10 +711,6 @@ cmdSnapshotCurrent(vshControl *ctl, const vshCmd *cmd)
cleanup:
if (!ret)
vshReportError(ctl);
VIR_FREE(xml);
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -739,10 +722,10 @@ static int
virshGetSnapshotParent(vshControl *ctl, virDomainSnapshotPtr snapshot,
char **parent_name)
{
virDomainSnapshotPtr parent = NULL;
char *xml = NULL;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
g_autoptr(virshDomainSnapshot) parent = NULL;
g_autofree char *xml = NULL;
g_autoptr(xmlDoc) xmldoc = NULL;
g_autoptr(xmlXPathContext) ctxt = NULL;
int ret = -1;
virshControl *priv = ctl->privData;
@ -784,10 +767,6 @@ virshGetSnapshotParent(vshControl *ctl, virDomainSnapshotPtr snapshot,
} else {
vshResetLibvirtError();
}
virshDomainSnapshotFree(parent);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(xmldoc);
VIR_FREE(xml);
return ret;
}
@ -799,11 +778,11 @@ static int
virshSnapshotFilter(vshControl *ctl, virDomainSnapshotPtr snapshot,
unsigned int flags)
{
char *xml = NULL;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
g_autofree char *xml = NULL;
g_autoptr(xmlDoc) xmldoc = NULL;
g_autoptr(xmlXPathContext) ctxt = NULL;
int ret = -1;
char *state = NULL;
g_autofree char *state = NULL;
if (!snapshot)
return 1;
@ -841,10 +820,6 @@ virshSnapshotFilter(vshControl *ctl, virDomainSnapshotPtr snapshot,
}
cleanup:
VIR_FREE(state);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(xmldoc);
VIR_FREE(xml);
return ret;
}
@ -875,15 +850,15 @@ static const vshCmdOptDef opts_snapshot_info[] = {
static bool
cmdSnapshotInfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
virDomainSnapshotPtr snapshot = NULL;
g_autoptr(virshDomain) dom = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
const char *name;
char *doc = NULL;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
char *state = NULL;
g_autofree char *doc = NULL;
g_autoptr(xmlDoc) xmldoc = NULL;
g_autoptr(xmlXPathContext) ctxt = NULL;
g_autofree char *state = NULL;
int external;
char *parent = NULL;
g_autofree char *parent = NULL;
bool ret = false;
int count;
unsigned int flags;
@ -906,14 +881,13 @@ cmdSnapshotInfo(vshControl *ctl, const vshCmd *cmd)
* attempt a fallback. */
current = virDomainSnapshotIsCurrent(snapshot, 0);
if (current < 0) {
virDomainSnapshotPtr other = virDomainSnapshotCurrent(dom, 0);
g_autoptr(virshDomainSnapshot) other = NULL;
vshResetLibvirtError();
current = 0;
if (other) {
if (STREQ(name, virDomainSnapshotGetName(other)))
current = 1;
virshDomainSnapshotFree(other);
}
}
vshPrint(ctl, "%-15s %s\n", _("Current:"),
@ -1007,13 +981,6 @@ cmdSnapshotInfo(vshControl *ctl, const vshCmd *cmd)
ret = true;
cleanup:
VIR_FREE(state);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(xmldoc);
VIR_FREE(doc);
VIR_FREE(parent);
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -1486,7 +1453,7 @@ static const vshCmdOptDef opts_snapshot_list[] = {
static bool
cmdSnapshotList(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
unsigned int flags = 0;
size_t i;
@ -1500,9 +1467,9 @@ cmdSnapshotList(vshControl *ctl, const vshCmd *cmd)
bool roots = vshCommandOptBool(cmd, "roots");
bool current = vshCommandOptBool(cmd, "current");
const char *from_snap = NULL;
virDomainSnapshotPtr start = NULL;
g_autoptr(virshDomainSnapshot) start = NULL;
struct virshSnapshotList *snaplist = NULL;
vshTable *table = NULL;
g_autoptr(vshTable) table = NULL;
VSH_EXCLUSIVE_OPTIONS_VAR(tree, name);
VSH_EXCLUSIVE_OPTIONS_VAR(parent, roots);
@ -1642,10 +1609,6 @@ cmdSnapshotList(vshControl *ctl, const vshCmd *cmd)
cleanup:
virshSnapshotListFree(snaplist);
virshDomainSnapshotFree(start);
virshDomainFree(dom);
vshTableFree(table);
return ret;
}
@ -1680,11 +1643,11 @@ static const vshCmdOptDef opts_snapshot_dumpxml[] = {
static bool
cmdSnapshotDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
const char *name = NULL;
virDomainSnapshotPtr snapshot = NULL;
char *xml = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
g_autofree char *xml = NULL;
unsigned int flags = 0;
if (vshCommandOptBool(cmd, "security-info"))
@ -1706,10 +1669,6 @@ cmdSnapshotDumpXML(vshControl *ctl, const vshCmd *cmd)
ret = true;
cleanup:
VIR_FREE(xml);
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -1740,11 +1699,11 @@ static const vshCmdOptDef opts_snapshot_parent[] = {
static bool
cmdSnapshotParent(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
const char *name = NULL;
virDomainSnapshotPtr snapshot = NULL;
char *parent = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
g_autofree char *parent = NULL;
dom = virshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
@ -1766,10 +1725,6 @@ cmdSnapshotParent(vshControl *ctl, const vshCmd *cmd)
ret = true;
cleanup:
VIR_FREE(parent);
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -1812,10 +1767,10 @@ static const vshCmdOptDef opts_snapshot_revert[] = {
static bool
cmdDomainSnapshotRevert(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
const char *name = NULL;
virDomainSnapshotPtr snapshot = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
unsigned int flags = 0;
bool force = false;
int result;
@ -1852,8 +1807,6 @@ cmdDomainSnapshotRevert(vshControl *ctl, const vshCmd *cmd)
ret = true;
cleanup:
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}
@ -1897,10 +1850,10 @@ static const vshCmdOptDef opts_snapshot_delete[] = {
static bool
cmdSnapshotDelete(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
g_autoptr(virshDomain) dom = NULL;
bool ret = false;
const char *name = NULL;
virDomainSnapshotPtr snapshot = NULL;
g_autoptr(virshDomainSnapshot) snapshot = NULL;
unsigned int flags = 0;
dom = virshCommandOptDomain(ctl, cmd, NULL);
@ -1934,8 +1887,6 @@ cmdSnapshotDelete(vshControl *ctl, const vshCmd *cmd)
ret = true;
cleanup:
virshDomainSnapshotFree(snapshot);
virshDomainFree(dom);
return ret;
}