int
qemuAgentArbitraryCommand(qemuAgentPtr mon,
const char *cmd_str,
char **result,
int timeout)
{
int ret = -1;
virJSONValuePtr cmd = NULL;
virJSONValuePtr reply = NULL;
*result = NULL;
if (timeout < VIR_DOMAIN_QEMU_AGENT_COMMAND_MIN) {
virReportError(VIR_ERR_INVALID_ARG,
_("guest agent timeout '%d' is "
"less than the minimum '%d'"),
timeout, VIR_DOMAIN_QEMU_AGENT_COMMAND_MIN);
goto cleanup;
}
if (!(cmd = virJSONValueFromString(cmd_str)))
goto cleanup;
if ((ret = qemuAgentCommand(mon, cmd, &reply, true, timeout)) < 0)
goto cleanup;
if (!(*result = virJSONValueToString(reply, false)))
ret = -1;
cleanup:
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
int qemuAgentShutdown(qemuAgentPtr mon,
qemuAgentShutdownMode mode)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand("guest-shutdown",
"s:mode", qemuAgentShutdownModeTypeToString(mode),
NULL);
if (!cmd)
return -1;
if (mode == QEMU_AGENT_SHUTDOWN_REBOOT)
mon->await_event = QEMU_AGENT_EVENT_RESET;
else
mon->await_event = QEMU_AGENT_EVENT_SHUTDOWN;
ret = qemuAgentCommand(mon, cmd, &reply,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK);
if (reply && ret == 0)
ret = qemuAgentCheckError(cmd, reply);
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
static virJSONValuePtr
qemuAgentMakeStringsArray(const char **strings, unsigned int len)
{
size_t i;
virJSONValuePtr ret = virJSONValueNewArray(), str;
if (!ret)
return NULL;
for (i = 0; i < len; i++) {
str = virJSONValueNewString(strings[i]);
if (!str)
goto error;
if (virJSONValueArrayAppend(ret, str) < 0) {
virJSONValueFree(str);
goto error;
}
}
return ret;
error:
virJSONValueFree(ret);
return NULL;
}
/*
* qemuAgentFSThaw:
* @mon: Agent
*
* Issue guest-fsfreeze-thaw command to guest agent,
* which unfreezes all mounted file systems and returns
* number of thawed file systems on success.
*
* Returns: number of file system thawed on success,
* -1 on error.
*/
int qemuAgentFSThaw(qemuAgentPtr mon)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand("guest-fsfreeze-thaw", NULL);
if (!cmd)
return -1;
if (qemuAgentCommand(mon, cmd, &reply,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK) < 0 ||
qemuAgentCheckError(cmd, reply) < 0)
goto cleanup;
if (virJSONValueObjectGetNumberInt(reply, "return", &ret) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("malformed return value"));
}
cleanup:
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
int
qemuAgentArbitraryCommand(qemuAgentPtr mon,
const char *cmd_str,
char **result,
int timeout)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
*result = NULL;
if (timeout < VIR_DOMAIN_QEMU_AGENT_COMMAND_MIN)
return ret;
cmd = virJSONValueFromString(cmd_str);
if (!cmd)
return ret;
ret = qemuAgentCommand(mon, cmd, &reply, timeout);
if (ret == 0) {
ret = qemuAgentCheckError(cmd, reply);
*result = virJSONValueToString(reply, false);
}
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
void virJSONValueFree(virJSONValuePtr value)
{
int i;
if (!value || value->protect)
return;
switch ((virJSONType) value->type) {
case VIR_JSON_TYPE_OBJECT:
for (i = 0 ; i < value->data.object.npairs; i++) {
VIR_FREE(value->data.object.pairs[i].key);
virJSONValueFree(value->data.object.pairs[i].value);
}
VIR_FREE(value->data.object.pairs);
break;
case VIR_JSON_TYPE_ARRAY:
for (i = 0 ; i < value->data.array.nvalues ; i++)
virJSONValueFree(value->data.array.values[i]);
VIR_FREE(value->data.array.values);
break;
case VIR_JSON_TYPE_STRING:
VIR_FREE(value->data.string);
break;
case VIR_JSON_TYPE_NUMBER:
VIR_FREE(value->data.number);
break;
case VIR_JSON_TYPE_BOOLEAN:
case VIR_JSON_TYPE_NULL:
break;
}
VIR_FREE(value);
}
static int virJSONParserHandleStartMap(void *ctx)
{
virJSONParserPtr parser = ctx;
virJSONValuePtr value = virJSONValueNewObject();
VIR_DEBUG("parser=%p", parser);
if (!value)
return 0;
if (virJSONParserInsertValue(parser, value) < 0) {
virJSONValueFree(value);
return 0;
}
if (VIR_REALLOC_N(parser->state,
parser->nstate + 1) < 0) {
virJSONValueFree(value);
return 0;
}
parser->state[parser->nstate].value = value;
parser->state[parser->nstate].key = NULL;
parser->nstate++;
return 1;
}
/**
* Set the VCPU state using guest agent.
*
* Returns -1 on error, ninfo in case everything was successful and less than
* ninfo on a partial failure.
*/
int
qemuAgentSetVCPUs(qemuAgentPtr mon,
qemuAgentCPUInfoPtr info,
size_t ninfo)
{
int ret = -1;
virJSONValuePtr cmd = NULL;
virJSONValuePtr reply = NULL;
virJSONValuePtr cpus = NULL;
virJSONValuePtr cpu = NULL;
size_t i;
/* create the key data array */
if (!(cpus = virJSONValueNewArray()))
goto cleanup;
for (i = 0; i < ninfo; i++) {
qemuAgentCPUInfoPtr in = &info[i];
/* create single cpu object */
if (!(cpu = virJSONValueNewObject()))
goto cleanup;
if (virJSONValueObjectAppendNumberInt(cpu, "logical-id", in->id) < 0)
goto cleanup;
if (virJSONValueObjectAppendBoolean(cpu, "online", in->online) < 0)
goto cleanup;
if (virJSONValueArrayAppend(cpus, cpu) < 0)
goto cleanup;
cpu = NULL;
}
if (!(cmd = qemuAgentMakeCommand("guest-set-vcpus",
"a:vcpus", cpus,
NULL)))
goto cleanup;
cpus = NULL;
if (qemuAgentCommand(mon, cmd, &reply, true,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK) < 0)
goto cleanup;
if (virJSONValueObjectGetNumberInt(reply, "return", &ret) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("malformed return value"));
}
cleanup:
virJSONValueFree(cmd);
virJSONValueFree(reply);
virJSONValueFree(cpu);
virJSONValueFree(cpus);
return ret;
}
static int
testJSONDeflatten(const void *data)
{
const struct testInfo *info = data;
virJSONValuePtr injson = NULL;
virJSONValuePtr deflattened = NULL;
char *infile = NULL;
char *indata = NULL;
char *outfile = NULL;
char *actual = NULL;
int ret = -1;
if (virAsprintf(&infile, "%s/virjsondata/deflatten-%s-in.json",
abs_srcdir, info->name) < 0 ||
virAsprintf(&outfile, "%s/virjsondata/deflatten-%s-out.json",
abs_srcdir, info->name) < 0)
goto cleanup;
if (virTestLoadFile(infile, &indata) < 0)
goto cleanup;
if (!(injson = virJSONValueFromString(indata)))
goto cleanup;
if ((deflattened = virJSONValueObjectDeflatten(injson))) {
if (!info->pass) {
VIR_TEST_VERBOSE("%s: deflattening should have failed\n", info->name);
goto cleanup;
}
} else {
if (!info->pass)
ret = 0;
goto cleanup;
}
if (!(actual = virJSONValueToString(deflattened, true)))
goto cleanup;
if (virTestCompareToFile(actual, outfile) < 0)
goto cleanup;
ret = 0;
cleanup:
virJSONValueFree(injson);
virJSONValueFree(deflattened);
VIR_FREE(infile);
VIR_FREE(indata);
VIR_FREE(outfile);
VIR_FREE(actual);
return ret;
}
virJSONValuePtr virNetServerClientPreExecRestart(virNetServerClientPtr client)
{
virJSONValuePtr object = virJSONValueNewObject();
virJSONValuePtr child;
if (!object)
return NULL;
virObjectLock(client);
if (virJSONValueObjectAppendNumberUlong(object, "id",
client->id) < 0)
goto error;
if (virJSONValueObjectAppendNumberInt(object, "auth", client->auth) < 0)
goto error;
if (virJSONValueObjectAppendBoolean(object, "readonly", client->readonly) < 0)
goto error;
if (virJSONValueObjectAppendNumberUint(object, "nrequests_max", client->nrequests_max) < 0)
goto error;
if (client->conn_time &&
virJSONValueObjectAppendNumberLong(object, "conn_time",
client->conn_time) < 0)
goto error;
if (!(child = virNetSocketPreExecRestart(client->sock)))
goto error;
if (virJSONValueObjectAppend(object, "sock", child) < 0) {
virJSONValueFree(child);
goto error;
}
if (client->privateData && client->privateDataPreExecRestart) {
if (!(child = client->privateDataPreExecRestart(client, client->privateData)))
goto error;
if (virJSONValueObjectAppend(object, "privateData", child) < 0) {
virJSONValueFree(child);
goto error;
}
}
virObjectUnlock(client);
return object;
error:
virObjectUnlock(client);
virJSONValueFree(object);
return NULL;
}
virNetServerPtr
virNetDaemonAddServerPostExec(virNetDaemonPtr dmn,
virNetServerClientPrivNew clientPrivNew,
virNetServerClientPrivNewPostExecRestart clientPrivNewPostExecRestart,
virNetServerClientPrivPreExecRestart clientPrivPreExecRestart,
virFreeCallback clientPrivFree,
void *clientPrivOpaque)
{
virJSONValuePtr object = NULL;
virNetServerPtr srv = NULL;
virObjectLock(dmn);
if (!dmn->srvObject) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Cannot add more servers post-exec than "
"there were pre-exec"));
goto error;
}
if (virJSONValueIsArray(dmn->srvObject)) {
object = virJSONValueArraySteal(dmn->srvObject, 0);
if (virJSONValueArraySize(dmn->srvObject) == 0) {
virJSONValueFree(dmn->srvObject);
dmn->srvObject = NULL;
}
} else {
object = dmn->srvObject;
dmn->srvObject = NULL;
}
srv = virNetServerNewPostExecRestart(object,
clientPrivNew,
clientPrivNewPostExecRestart,
clientPrivPreExecRestart,
clientPrivFree,
clientPrivOpaque);
if (!srv || VIR_APPEND_ELEMENT_COPY(dmn->servers, dmn->nservers, srv) < 0)
goto error;
virJSONValueFree(object);
virObjectUnlock(dmn);
return srv;
error:
virObjectUnlock(dmn);
virObjectUnref(srv);
virJSONValueFree(object);
return NULL;
}
/**
* qemuAgentSetTime:
* @setTime: time to set
* @sync: let guest agent to read domain's RTC (@setTime is ignored)
*/
int
qemuAgentSetTime(qemuAgentPtr mon,
long long seconds,
unsigned int nseconds,
bool rtcSync)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
if (rtcSync) {
cmd = qemuAgentMakeCommand("guest-set-time", NULL);
} else {
/* guest agent expect time with nanosecond granularity.
* Impressing. */
long long json_time;
/* Check if we overflow. For some reason qemu doesn't handle unsigned
* long long on the monitor well as it silently truncates numbers to
* signed long long. Therefore we must check overflow against LLONG_MAX
* not ULLONG_MAX. */
if (seconds > LLONG_MAX / 1000000000LL) {
virReportError(VIR_ERR_INVALID_ARG,
_("Time '%lld' is too big for guest agent"),
seconds);
return ret;
}
json_time = seconds * 1000000000LL;
json_time += nseconds;
cmd = qemuAgentMakeCommand("guest-set-time",
"I:time", json_time,
NULL);
}
if (!cmd)
return ret;
if (qemuAgentCommand(mon, cmd, &reply, true,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK) < 0)
goto cleanup;
ret = 0;
cleanup:
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
static int
testJSONFromString(const void *data)
{
const struct testInfo *info = data;
virJSONValuePtr json;
int ret = -1;
json = virJSONValueFromString(info->doc);
if (info->pass) {
if (!json) {
VIR_TEST_VERBOSE("Fail to parse %s\n", info->doc);
ret = -1;
goto cleanup;
} else {
VIR_TEST_DEBUG("Parsed %s\n", info->doc);
}
} else {
if (json) {
VIR_TEST_VERBOSE("Should not have parsed %s\n", info->doc);
ret = -1;
goto cleanup;
} else {
VIR_TEST_DEBUG("Fail to parse %s\n", info->doc);
}
}
ret = 0;
cleanup:
virJSONValueFree(json);
return ret;
}
/**
* qemuAgentGuestSync:
* @mon: Monitor
*
* Send guest-sync with unique ID
* and wait for reply. If we get one, check if
* received ID is equal to given.
*
* Returns: 0 on success,
* -1 otherwise
*/
static int
qemuAgentGuestSync(qemuAgentPtr mon)
{
int ret = -1;
int send_ret;
unsigned long long id, id_ret;
qemuAgentMessage sync_msg;
memset(&sync_msg, 0, sizeof(sync_msg));
if (virTimeMillisNow(&id) < 0)
return -1;
if (virAsprintf(&sync_msg.txBuffer,
"{\"execute\":\"guest-sync\", "
"\"arguments\":{\"id\":%llu}}", id) < 0) {
virReportOOMError();
return -1;
}
sync_msg.txLength = strlen(sync_msg.txBuffer);
VIR_DEBUG("Sending guest-sync command with ID: %llu", id);
send_ret = qemuAgentSend(mon, &sync_msg, true);
VIR_DEBUG("qemuAgentSend returned: %d", send_ret);
if (send_ret < 0) {
/* error reported */
goto cleanup;
}
if (!sync_msg.rxObject) {
qemuReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing monitor reply object"));
goto cleanup;
}
if (virJSONValueObjectGetNumberUlong(sync_msg.rxObject,
"return", &id_ret) < 0) {
qemuReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Malformed return value"));
goto cleanup;
}
VIR_DEBUG("Guest returned ID: %llu", id_ret);
if (id_ret != id) {
qemuReportError(VIR_ERR_INTERNAL_ERROR,
_("Guest agent returned ID: %llu instead of %llu"),
id_ret, id);
goto cleanup;
}
ret = 0;
cleanup:
virJSONValueFree(sync_msg.rxObject);
VIR_FREE(sync_msg.txBuffer);
return ret;
}
/* Remove the key-value pair tied to @key out of @object. If @value is
* not NULL, the dropped value object is returned instead of freed.
* Returns 1 on success, 0 if no key was found, and -1 on error. */
int
virJSONValueObjectRemoveKey(virJSONValuePtr object, const char *key,
virJSONValuePtr *value)
{
size_t i;
if (value)
*value = NULL;
if (object->type != VIR_JSON_TYPE_OBJECT)
return -1;
for (i = 0; i < object->data.object.npairs; i++) {
if (STREQ(object->data.object.pairs[i].key, key)) {
if (value) {
*value = object->data.object.pairs[i].value;
object->data.object.pairs[i].value = NULL;
}
VIR_FREE(object->data.object.pairs[i].key);
virJSONValueFree(object->data.object.pairs[i].value);
VIR_DELETE_ELEMENT(object->data.object.pairs, i,
object->data.object.npairs);
return 1;
}
}
return 0;
}
static int virJSONParserHandleNumber(void *ctx,
const char *s,
yajl_size_t l)
{
virJSONParserPtr parser = ctx;
char *str = strndup(s, l);
virJSONValuePtr value;
if (!str)
return -1;
value = virJSONValueNewNumber(str);
VIR_FREE(str);
VIR_DEBUG("parser=%p str=%s", parser, str);
if (!value)
return 0;
if (virJSONParserInsertValue(parser, value) < 0) {
virJSONValueFree(value);
return 0;
}
return 1;
}
static int
qemuAgentIOProcessLine(qemuAgentPtr mon,
const char *line,
qemuAgentMessagePtr msg)
{
virJSONValuePtr obj = NULL;
int ret = -1;
unsigned long long id;
VIR_DEBUG("Line [%s]", line);
if (!(obj = virJSONValueFromString(line)))
goto cleanup;
if (obj->type != VIR_JSON_TYPE_OBJECT) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Parsed JSON reply '%s' isn't an object"), line);
goto cleanup;
}
if (virJSONValueObjectHasKey(obj, "QMP") == 1) {
ret = 0;
} else if (virJSONValueObjectHasKey(obj, "event") == 1) {
ret = qemuAgentIOProcessEvent(mon, obj);
} else if (virJSONValueObjectHasKey(obj, "error") == 1 ||
virJSONValueObjectHasKey(obj, "return") == 1) {
if (msg) {
msg->rxObject = obj;
msg->finished = 1;
obj = NULL;
ret = 0;
} else {
/* If we've received something like:
* {"return": 1234}
* it is likely that somebody started GA
* which is now processing our previous
* guest-sync commands. Check if this is
* the case and don't report an error but
* return silently.
*/
if (virJSONValueObjectGetNumberUlong(obj, "return", &id) == 0) {
VIR_DEBUG("Ignoring delayed reply to guest-sync: %llu", id);
ret = 0;
goto cleanup;
}
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Unexpected JSON reply '%s'"), line);
}
} else {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Unknown JSON reply '%s'"), line);
}
cleanup:
virJSONValueFree(obj);
return ret;
}
/* XXX add an incremental streaming parser - yajl trivially supports it */
virJSONValuePtr virJSONValueFromString(const char *jsonstring)
{
yajl_handle hand;
virJSONParser parser = { NULL, NULL, 0 };
virJSONValuePtr ret = NULL;
# ifndef WITH_YAJL2
yajl_parser_config cfg = { 1, 1 };
# endif
VIR_DEBUG("string=%s", jsonstring);
# ifdef WITH_YAJL2
hand = yajl_alloc(&parserCallbacks, NULL, &parser);
if (hand) {
yajl_config(hand, yajl_allow_comments, 1);
yajl_config(hand, yajl_dont_validate_strings, 0);
}
# else
hand = yajl_alloc(&parserCallbacks, &cfg, NULL, &parser);
# endif
if (!hand) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Unable to create JSON parser"));
goto cleanup;
}
if (yajl_parse(hand,
(const unsigned char *)jsonstring,
strlen(jsonstring)) != yajl_status_ok) {
unsigned char *errstr = yajl_get_error(hand, 1,
(const unsigned char*)jsonstring,
strlen(jsonstring));
virReportError(VIR_ERR_INTERNAL_ERROR,
_("cannot parse json %s: %s"),
jsonstring, (const char*) errstr);
VIR_FREE(errstr);
virJSONValueFree(parser.head);
goto cleanup;
}
ret = parser.head;
cleanup:
yajl_free(hand);
if (parser.nstate) {
size_t i;
for (i = 0; i < parser.nstate; i++) {
VIR_FREE(parser.state[i].key);
}
VIR_FREE(parser.state);
}
VIR_DEBUG("result=%p", parser.head);
return ret;
}
static int
qemuAgentShutdownTestMonitorHandler(qemuMonitorTestPtr test,
qemuMonitorTestItemPtr item,
const char *cmdstr)
{
struct qemuAgentShutdownTestData *data;
virJSONValuePtr val = NULL;
virJSONValuePtr args;
const char *cmdname;
const char *mode;
int ret = -1;
data = qemuMonitorTestItemGetPrivateData(item);
if (!(val = virJSONValueFromString(cmdstr)))
return -1;
if (!(cmdname = virJSONValueObjectGetString(val, "execute"))) {
ret = qemuMonitorReportError(test, "Missing command name in %s", cmdstr);
goto cleanup;
}
if (STRNEQ(cmdname, "guest-shutdown")) {
ret = qemuMonitorTestAddInvalidCommandResponse(test, "guest-shutdown",
cmdname);
goto cleanup;
}
if (!(args = virJSONValueObjectGet(val, "arguments"))) {
ret = qemuMonitorReportError(test,
"Missing arguments section");
goto cleanup;
}
if (!(mode = virJSONValueObjectGetString(args, "mode"))) {
ret = qemuMonitorReportError(test, "Missing shutdown mode");
goto cleanup;
}
if (STRNEQ(mode, data->mode)) {
ret = qemuMonitorReportError(test,
"expected shutdown mode '%s' got '%s'",
data->mode, mode);
goto cleanup;
}
/* now don't reply but return a qemu agent event */
qemuAgentNotifyEvent(qemuMonitorTestGetAgent(test),
data->event);
ret = 0;
cleanup:
virJSONValueFree(val);
return ret;
}
int virJSONValueObjectAppendNull(virJSONValuePtr object, const char *key)
{
virJSONValuePtr jvalue = virJSONValueNewNull();
if (!jvalue)
return -1;
if (virJSONValueObjectAppend(object, key, jvalue) < 0) {
virJSONValueFree(jvalue);
return -1;
}
return 0;
}
int virJSONValueObjectAppendBoolean(virJSONValuePtr object, const char *key, int boolean_)
{
virJSONValuePtr jvalue = virJSONValueNewBoolean(boolean_);
if (!jvalue)
return -1;
if (virJSONValueObjectAppend(object, key, jvalue) < 0) {
virJSONValueFree(jvalue);
return -1;
}
return 0;
}
int virJSONValueObjectAppendNumberDouble(virJSONValuePtr object, const char *key, double number)
{
virJSONValuePtr jvalue = virJSONValueNewNumberDouble(number);
if (!jvalue)
return -1;
if (virJSONValueObjectAppend(object, key, jvalue) < 0) {
virJSONValueFree(jvalue);
return -1;
}
return 0;
}
int virJSONValueObjectAppendNumberUlong(virJSONValuePtr object, const char *key, unsigned long long number)
{
virJSONValuePtr jvalue = virJSONValueNewNumberUlong(number);
if (!jvalue)
return -1;
if (virJSONValueObjectAppend(object, key, jvalue) < 0) {
virJSONValueFree(jvalue);
return -1;
}
return 0;
}
int virJSONValueObjectAppendString(virJSONValuePtr object, const char *key, const char *value)
{
virJSONValuePtr jvalue = virJSONValueNewString(value);
if (!jvalue)
return -1;
if (virJSONValueObjectAppend(object, key, jvalue) < 0) {
virJSONValueFree(jvalue);
return -1;
}
return 0;
}
static void
testQemuDiskXMLToPropsClear(struct testQemuDiskXMLToJSONData *data)
{
size_t i;
for (i = 0; i < data->nprops; i++)
virJSONValueFree(data->props[i]);
data->nprops = 0;
VIR_FREE(data->props);
}
int
qemuAgentSuspend(qemuAgentPtr mon,
unsigned int target)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand(qemuAgentSuspendModeTypeToString(target),
NULL);
if (!cmd)
return -1;
mon->await_event = QEMU_AGENT_EVENT_SUSPEND;
ret = qemuAgentCommand(mon, cmd, &reply, false,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK);
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
int
qemuAgentFSTrim(qemuAgentPtr mon,
unsigned long long minimum)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand("guest-fstrim",
"U:minimum", minimum,
NULL);
if (!cmd)
return ret;
ret = qemuAgentCommand(mon, cmd, &reply, false,
VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK);
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
int
qemuAgentSuspend(qemuAgentPtr mon,
unsigned int target)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand(qemuAgentSuspendModeTypeToString(target),
NULL);
if (!cmd)
return -1;
ret = qemuAgentCommand(mon, cmd, &reply);
if (ret == 0)
ret = qemuAgentCheckError(cmd, reply);
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
int qemuAgentShutdown(qemuAgentPtr mon,
qemuAgentShutdownMode mode)
{
int ret = -1;
virJSONValuePtr cmd;
virJSONValuePtr reply = NULL;
cmd = qemuAgentMakeCommand("guest-shutdown",
"s:mode", qemuAgentShutdownModeTypeToString(mode),
NULL);
if (!cmd)
return -1;
ret = qemuAgentCommand(mon, cmd, &reply);
if (ret == 0)
ret = qemuAgentCheckError(cmd, reply);
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
virJSONValuePtr
virNetDaemonPreExecRestart(virNetDaemonPtr dmn)
{
virJSONValuePtr object, srvArray = NULL;
size_t i;
virObjectLock(dmn);
if (!(object = virJSONValueNewObject()))
goto error;
if (!(srvArray = virJSONValueNewArray()) ||
virJSONValueObjectAppend(object, "servers", srvArray) < 0)
goto error;
for (i = 0; i < dmn->nservers; i++) {
virJSONValuePtr srvJSON = NULL;
srvJSON = virNetServerPreExecRestart(dmn->servers[i]);
if (!srvJSON)
goto error;
if (virJSONValueArrayAppend(srvArray, srvJSON) < 0) {
virJSONValueFree(srvJSON);
goto error;
}
}
virObjectUnlock(dmn);
return object;
error:
virJSONValueFree(object);
virJSONValueFree(srvArray);
virObjectUnlock(dmn);
return NULL;
}
