libvirt/tools/virsh-completer-network.c

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/*
* virsh-completer-network.c: virsh completer callbacks related to networks
*
* Copyright (C) 2019 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "virsh-completer-network.h"
#include "viralloc.h"
#include "virsh-network.h"
#include "virsh.h"
#include "virstring.h"
char **
virshNetworkNameCompleter(vshControl *ctl,
const vshCmd *cmd G_GNUC_UNUSED,
unsigned int flags)
{
virshControlPtr priv = ctl->privData;
virNetworkPtr *nets = NULL;
int nnets = 0;
size_t i = 0;
char **ret = NULL;
VIR_AUTOSTRINGLIST tmp = NULL;
virCheckFlags(VIR_CONNECT_LIST_NETWORKS_INACTIVE |
VIR_CONNECT_LIST_NETWORKS_ACTIVE |
VIR_CONNECT_LIST_NETWORKS_PERSISTENT,
NULL);
if (!priv->conn || virConnectIsAlive(priv->conn) <= 0)
return NULL;
if ((nnets = virConnectListAllNetworks(priv->conn, &nets, flags)) < 0)
return NULL;
tmp = g_new0(char *, nnets + 1);
for (i = 0; i < nnets; i++) {
const char *name = virNetworkGetName(nets[i]);
tmp[i] = g_strdup(name);
}
ret = g_steal_pointer(&tmp);
for (i = 0; i < nnets; i++)
virNetworkFree(nets[i]);
g_free(nets);
return ret;
}
char **
virshNetworkEventNameCompleter(vshControl *ctl G_GNUC_UNUSED,
const vshCmd *cmd G_GNUC_UNUSED,
unsigned int flags)
{
size_t i = 0;
VIR_AUTOSTRINGLIST tmp = NULL;
virCheckFlags(0, NULL);
tmp = g_new0(char *, VIR_NETWORK_EVENT_ID_LAST + 1);
for (i = 0; i < VIR_NETWORK_EVENT_ID_LAST; i++)
tmp[i] = g_strdup(virshNetworkEventCallbacks[i].name);
return g_steal_pointer(&tmp);
}
char **
virshNetworkPortUUIDCompleter(vshControl *ctl,
const vshCmd *cmd G_GNUC_UNUSED,
unsigned int flags)
{
virshControlPtr priv = ctl->privData;
virNetworkPtr net = NULL;
virNetworkPortPtr *ports = NULL;
int nports = 0;
size_t i = 0;
char **ret = NULL;
virCheckFlags(0, NULL);
if (!priv->conn || virConnectIsAlive(priv->conn) <= 0)
return NULL;
if (!(net = virshCommandOptNetwork(ctl, cmd, NULL)))
return NULL;
if ((nports = virNetworkListAllPorts(net, &ports, flags)) < 0)
return NULL;
ret = g_new0(char *, nports + 1);
for (i = 0; i < nports; i++) {
char uuid[VIR_UUID_STRING_BUFLEN];
if (virNetworkPortGetUUIDString(ports[i], uuid) < 0)
goto error;
ret[i] = g_strdup(uuid);
virNetworkPortFree(ports[i]);
}
g_free(ports);
return ret;
error:
for (; i < nports; i++)
virNetworkPortFree(ports[i]);
g_free(ports);
for (i = 0; i < nports; i++)
g_free(ret[i]);
g_free(ret);
return NULL;
}
char **
virshNetworkUUIDCompleter(vshControl *ctl,
const vshCmd *cmd G_GNUC_UNUSED,
unsigned int flags)
{
virshControlPtr priv = ctl->privData;
virNetworkPtr *nets = NULL;
int nnets = 0;
size_t i = 0;
char **ret = NULL;
VIR_AUTOSTRINGLIST tmp = NULL;
virCheckFlags(0, NULL);
if (!priv->conn || virConnectIsAlive(priv->conn) <= 0)
return NULL;
if ((nnets = virConnectListAllNetworks(priv->conn, &nets, flags)) < 0)
return NULL;
tmp = g_new0(char *, nnets + 1);
for (i = 0; i < nnets; i++) {
char uuid[VIR_UUID_STRING_BUFLEN];
if (virNetworkGetUUIDString(nets[i], uuid) < 0)
goto cleanup;
tmp[i] = g_strdup(uuid);
}
ret = g_steal_pointer(&tmp);
cleanup:
for (i = 0; i < nnets; i++)
virNetworkFree(nets[i]);
g_free(nets);
return ret;
}
char **
virshNetworkDhcpMacCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags)
{
virshControlPtr priv = ctl->privData;
virNetworkDHCPLeasePtr *leases = NULL;
virNetworkPtr network = NULL;
int nleases;
size_t i = 0;
char **ret = NULL;
VIR_AUTOSTRINGLIST tmp = NULL;
virCheckFlags(0, NULL);
if (!priv->conn || virConnectIsAlive(priv->conn) <= 0)
return NULL;
if (!(network = virshCommandOptNetwork(ctl, cmd, NULL)))
return NULL;
if ((nleases = virNetworkGetDHCPLeases(network, NULL, &leases, flags)) < 0)
goto cleanup;
tmp = g_new0(char *, nleases + 1);
for (i = 0; i < nleases; i++) {
virNetworkDHCPLeasePtr lease = leases[i];
tmp[i] = g_strdup(lease->mac);
}
ret = g_steal_pointer(&tmp);
cleanup:
if (leases) {
for (i = 0; i < nleases; i++)
virNetworkDHCPLeaseFree(leases[i]);
VIR_FREE(leases);
}
virNetworkFree(network);
return ret;
}