[libvirt] [[PATCH 3/2]] virsh: add --graceful switch to destroy command

This allows virsh to use the new VIR_DOMAIN_DESTROY_GRACEUL flag for virDomainDestroyFlags. --- tools/virsh.c | 7 ++++++- tools/virsh.pod | 6 +++++- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/tools/virsh.c b/tools/virsh.c index 42985a9..3478185 100644 --- a/tools/virsh.c +++ b/tools/virsh.c @@ -4264,6 +4264,7 @@ static const vshCmdInfo info_destroy[] = { static const vshCmdOptDef opts_destroy[] = { {"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")}, + {"graceful", VSH_OT_BOOL, VSH_OFLAG_NONE, N_("needs rawio capability")}, {NULL, 0, 0, NULL} }; @@ -4273,6 +4274,7 @@ cmdDestroy(vshControl *ctl, const vshCmd *cmd) virDomainPtr dom; bool ret = true; const char *name; + unsigned int flags = 0; if (!vshConnectionUsability(ctl, ctl->conn)) return false; @@ -4280,7 +4282,10 @@ cmdDestroy(vshControl *ctl, const vshCmd *cmd) if (!(dom = vshCommandOptDomain(ctl, cmd, &name))) return false; - if (virDomainDestroy(dom) == 0) { + if (vshCommandOptBool(cmd, "graceful")) + flags |= VIR_DOMAIN_DESTROY_GRACEFUL; + + if (virDomainDestroyFlags(dom, flags) == 0) { vshPrint(ctl, _("Domain %s destroyed\n"), name); } else { vshError(ctl, _("Failed to destroy domain %s"), name); diff --git a/tools/virsh.pod b/tools/virsh.pod index 10b51ff..a85da13 100644 --- a/tools/virsh.pod +++ b/tools/virsh.pod @@ -458,7 +458,7 @@ Flag I<--title> selects operation on the title field instead of description. If neither of I<--edit> and I<--new_desc> are specified the note or description is displayed instead of being modified. -=item B<destroy> I<domain-id> +=item B<destroy> I<domain-id> [I<--graceful>] Immediately terminate the domain domain-id. This doesn't give the domain OS any chance to react, and it's the equivalent of ripping the power @@ -472,6 +472,10 @@ be lost once the guest stops running, but the snapshot contents still exist, and a new domain with the same name and UUID can restore the snapshot metadata with B<snapshot-create>. +If I<--graceful> is specified, don't resort to extreme measures +(e.g. SIGKILL) when the guest doesn't stop after a reasonable timeout; +return an error instead. + =item B<domblkstat> I<domain> I<block-device> [I<--human>] Get device block stats for a running domain. A I<block-device> corresponds -- 1.7.7.5