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virsh domdisplay: introduce '--all' for showing all possible graphical displays

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For one VM, it could had more than one graphical display.
Such as we coud add both vnc and spice display to a VM.

This patch introduces '--all' for showing all
possible graphical display of a active VM.

Signed-off-by: Chen Hanxiao <chenhanxiao@gmail.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Chen Hanxiao 2016-10-09 18:34:22 +08:00 committed by Michal Privoznik
parent 0f3f8ac97e
commit 599e966efb
2 changed files with 19 additions and 4 deletions
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17
tools/virsh-domain.c
View File

@ -10655,6 +10655,10 @@ static const vshCmdOptDef opts_domdisplay[] = {
.help = N_("select particular graphical display "
"(e.g. \"vnc\", \"spice\", \"rdp\")")
},
{.name = "all",
.type = VSH_OT_BOOL,
.help = N_("show all possible graphical displays")
},
{.name = NULL}
};
@ -10678,6 +10682,7 @@ cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
int tmp;
int flags = 0;
bool params = false;
bool all = vshCommandOptBool(cmd, "all");
const char *xpath_fmt = "string(/domain/devices/graphics[@type='%s']/%s)";
virSocketAddr addr;
@ -10704,10 +10709,11 @@ cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
/* Attempt to grab our display info */
for (iter = 0; scheme[iter] != NULL; iter++) {
/* Particular scheme requested */
if (type && STRNEQ(type, scheme[iter]))
if (!all && type && STRNEQ(type, scheme[iter]))
continue;
/* Create our XPATH lookup for the current display's port */
VIR_FREE(xpath);
if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@port") < 0)
goto cleanup;
@ -10740,6 +10746,7 @@ cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
/* Attempt to get the listening addr if set for the current
* graphics scheme */
VIR_FREE(listen_addr);
listen_addr = virXPathString(xpath, ctxt);
VIR_FREE(xpath);
@ -10795,6 +10802,7 @@ cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
goto cleanup;
/* Attempt to get the password */
VIR_FREE(passwd);
passwd = virXPathString(xpath, ctxt);
VIR_FREE(xpath);
@ -10847,12 +10855,17 @@ cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
}
/* Print out our full URI */
VIR_FREE(output);
output = virBufferContentAndReset(&buf);
vshPrint(ctl, "%s", output);
/* We got what we came for so return successfully */
ret = true;
break;
if (!all) {
break;
} else {
vshPrint(ctl, "\n");
}
}
if (!ret) {

6
tools/virsh.pod
View File

@ -1223,13 +1223,15 @@ I<size> is a scaled integer (see B<NOTES> above) which defaults to KiB
"B" to get bytes (note that for historical reasons, this differs from
B<vol-resize> which defaults to bytes without a suffix).
=item B<domdisplay> I<domain> [I<--include-password>] [[I<--type>] B<type>]
=item B<domdisplay> I<domain> [I<--include-password>]
[[I<--type>] B<type>] [I<--all>]
Output a URI which can be used to connect to the graphical display of the
domain via VNC, SPICE or RDP. The particular graphical display type can
be selected using the B<type> parameter (e.g. "vnc", "spice", "rdp"). If
I<--include-password> is specified, the SPICE channel password will be
included in the URI.
included in the URI. If I<--all> is specified, then all show all possible
graphical displays, for a VM could have more than one graphical displays.
=item B<domfsinfo> I<domain>