On Mon, May 29, 2017 at 14:08:53 -0400, Daniel Liu wrote: > The option allows someone to run domain-to-native on already existing > domain without the need of supplying their XML. It is basically > wrapper around 'virsh dumpxml | virsh domxml-to-native /dev/stdin'. > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=835476 > --- > tools/virsh-domain.c | 52 ++++++++++++++++++++++++++++++++++++++++------------ > 1 file changed, 40 insertions(+), 12 deletions(-) > > diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c > index ccb514ef9..929f9c896 100644 > --- a/tools/virsh-domain.c > +++ b/tools/virsh-domain.c [...] > @@ -9859,30 +9863,54 @@ static const vshCmdOptDef opts_domxmltonative[] = { > static bool > cmdDomXMLToNative(vshControl *ctl, const vshCmd *cmd) > { > - bool ret = true; > + bool ret = false; > const char *format = NULL; > - const char *xmlFile = NULL; > - char *configData; > - char *xmlData; > + const char *domain = NULL; > + const char *xml = NULL; > + char *xmlData = NULL; > + char *configData = NULL; > unsigned int flags = 0; > virshControlPtr priv = ctl->privData; > + virDomainPtr dom = NULL; > > if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 || > - vshCommandOptStringReq(ctl, cmd, "xml", &xmlFile) < 0) > + vshCommandOptStringReq(ctl, cmd, "xml", &xml) < 0 || > + vshCommandOptStringReq(ctl, cmd, "domain", &domain) < 0) You don't need this variable after the check below, so it's pointless to extract it. > return false; > > - if (virFileReadAll(xmlFile, VSH_MAX_XML_FILE, &xmlData) < 0) > + VSH_EXCLUSIVE_OPTIONS_VAR(domain, xml); This macro is documented to work only on booleans, please don't use it on pointers. > + > + if (domain) { > + if (!(dom = virshCommandOptDomain(ctl, cmd, NULL))) > + return false; > + } > + > + if (dom) { > + xmlData = virDomainGetXMLDesc(dom, flags); > + } else if (xml) { > + if (virFileReadAll(xml, VSH_MAX_XML_FILE, &xmlData) < 0) > + goto cleanup; > + } > + > + if (!xmlData) { > + vshError(ctl, "%s", > + _("need either domain (ID, UUID, or name) or domain XML configuration file path")); This line is very long. > return false; You'll leak 'dom' here if it was looked up, but getting of the XML failed. Also the message is kind of wrong in that case, since you've provided a valid name, but the XML could not be requested > + } > > - configData = virConnectDomainXMLToNative(priv->conn, format, xmlData, flags); > - if (configData != NULL) { > - vshPrint(ctl, "%s", configData); > - VIR_FREE(configData); > + if (!(configData = virConnectDomainXMLToNative(priv->conn, format, xmlData, flags))) { > + vshError(ctl, "%s", > + _("convert from domain XML to native command failed")); For 'xen' the output is not really a command, so this message also is not very good. > + goto cleanup; > } else { > - ret = false; > + vshPrint(ctl, "%s", configData); > + ret = true;
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