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virsh: Use extensible migration APIs

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This commit is contained in:
Jiri Denemark 2013-06-17 10:49:27 +02:00
parent 6f4c6af6ed
commit bdb6578a42
1 changed files with 54 additions and 23 deletions
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77
tools/virsh-domain.c
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@ -8345,15 +8345,15 @@ doMigrate(void *opaque)
char ret = '1';
virDomainPtr dom = NULL;
const char *desturi = NULL;
const char *migrateuri = NULL;
const char *dname = NULL;
const char *opt = NULL;
unsigned int flags = 0;
vshCtrlData *data = opaque;
vshControl *ctl = data->ctl;
const vshCmd *cmd = data->cmd;
const char *xmlfile = NULL;
char *xml = NULL;
sigset_t sigmask, oldsigmask;
virTypedParameterPtr params = NULL;
int nparams = 0;
int maxparams = 0;
sigemptyset(&sigmask);
sigaddset(&sigmask, SIGINT);
@ -8363,12 +8363,41 @@ doMigrate(void *opaque)
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
goto out;
if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0 ||
vshCommandOptStringReq(ctl, cmd, "migrateuri", &migrateuri) < 0 ||
vshCommandOptStringReq(ctl, cmd, "dname", &dname) < 0 ||
vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0)
goto out;
if (vshCommandOptStringReq(ctl, cmd, "migrateuri", &opt) < 0)
goto out;
if (opt &&
virTypedParamsAddString(&params, &nparams, &maxparams,
VIR_MIGRATE_PARAM_URI, opt) < 0)
goto save_error;
if (vshCommandOptStringReq(ctl, cmd, "dname", &opt) < 0)
goto out;
if (opt &&
virTypedParamsAddString(&params, &nparams, &maxparams,
VIR_MIGRATE_PARAM_DEST_NAME, opt) < 0)
goto save_error;
if (vshCommandOptStringReq(ctl, cmd, "xml", &opt) < 0)
goto out;
if (opt) {
char *xml;
if (virFileReadAll(opt, 1024 * 1024, &xml) < 0) {
vshError(ctl, _("cannot read file '%s'"), opt);
goto save_error;
}
if (virTypedParamsAddString(&params, &nparams, &maxparams,
VIR_MIGRATE_PARAM_DEST_XML, xml) < 0) {
VIR_FREE(xml);
goto save_error;
}
VIR_FREE(xml);
}
if (vshCommandOptBool(cmd, "live"))
flags |= VIR_MIGRATE_LIVE;
if (vshCommandOptBool(cmd, "p2p"))
@ -8406,23 +8435,19 @@ doMigrate(void *opaque)
if (vshCommandOptBool(cmd, "abort-on-error"))
flags |= VIR_MIGRATE_ABORT_ON_ERROR;
if (xmlfile &&
virFileReadAll(xmlfile, 8192, &xml) < 0) {
vshError(ctl, _("file '%s' doesn't exist"), xmlfile);
goto out;
}
if ((flags & VIR_MIGRATE_PEER2PEER) ||
vshCommandOptBool(cmd, "direct")) {
/* migrateuri doesn't make sense for tunnelled migration */
if (flags & VIR_MIGRATE_TUNNELLED && migrateuri != NULL) {
vshError(ctl, "%s", _("migrate: Unexpected migrateuri for peer2peer/direct migration"));
if (flags & VIR_MIGRATE_TUNNELLED &&
virTypedParamsGetString(params, nparams,
VIR_MIGRATE_PARAM_URI, NULL) == 1) {
vshError(ctl, "%s", _("migrate: Unexpected migrateuri for "
"peer2peer/direct migration"));
goto out;
}
if (virDomainMigrateToURI2(dom, desturi, migrateuri,
xml, flags, dname, 0) == 0)
if (virDomainMigrateToURI3(dom, desturi, params, nparams, flags) == 0)
ret = '0';
} else {
/* For traditional live migration, connect to the destination host directly. */
@ -8430,10 +8455,10 @@ doMigrate(void *opaque)
virDomainPtr ddom = NULL;
dconn = virConnectOpenAuth(desturi, virConnectAuthPtrDefault, 0);
if (!dconn) goto out;
if (!dconn)
goto out;
ddom = virDomainMigrate2(dom, dconn, xml, flags, dname, migrateuri, 0);
if (ddom) {
if ((ddom = virDomainMigrate3(dom, dconn, params, nparams, flags))) {
virDomainFree(ddom);
ret = '0';
}
@ -8443,9 +8468,15 @@ doMigrate(void *opaque)
out:
pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
out_sig:
if (dom) virDomainFree(dom);
VIR_FREE(xml);
virTypedParamsFree(params, nparams);
if (dom)
virDomainFree(dom);
ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
return;
save_error:
vshSaveLibvirtError();
goto out;
}
static void