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virsh: add new vol-pool command
This patch adds a new "vol-pool" command to virsh, to round out the identifier conversion functions for volumes in virsh. Now it is possible to work with volumes when starting from just a volume key or volume path.
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@ -5980,6 +5980,53 @@ cmdVolName(vshControl *ctl, const vshCmd *cmd)
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}
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}
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/*
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* "vol-pool" command
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*/
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static const vshCmdInfo info_vol_pool[] = {
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{"help", N_("returns the storage pool for a given volume key or path")},
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{"desc", ""},
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{NULL, NULL}
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};
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static const vshCmdOptDef opts_vol_pool[] = {
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{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("volume key or path")},
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{NULL, 0, 0, NULL}
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};
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static int
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cmdVolPool(vshControl *ctl, const vshCmd *cmd)
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{
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virStoragePoolPtr pool;
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virStorageVolPtr vol;
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/* Check the connection to libvirtd daemon is still working */
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if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
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return FALSE;
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/* Use the supplied string to locate the volume */
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if (!(vol = vshCommandOptVolBy(ctl, cmd, "vol", "pool", NULL,
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VSH_BYUUID))) {
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return FALSE;
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}
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/* Look up the parent storage pool for the volume */
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pool = virStoragePoolLookupByVolume(vol);
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if (pool == NULL) {
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vshError(ctl, "%s", _("failed to get parent pool"));
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virStorageVolFree(vol);
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return FALSE;
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}
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/* Return the name of the parent storage pool */
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vshPrint(ctl, "%s\n", virStoragePoolGetName(pool));
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/* Cleanup */
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virStorageVolFree(vol);
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virStoragePoolFree(pool);
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return TRUE;
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}
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/*
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/*
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* "vol-key" command
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* "vol-key" command
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@ -8842,6 +8889,7 @@ static const vshCmdDef commands[] = {
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{"vol-dumpxml", cmdVolDumpXML, opts_vol_dumpxml, info_vol_dumpxml},
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{"vol-dumpxml", cmdVolDumpXML, opts_vol_dumpxml, info_vol_dumpxml},
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{"vol-info", cmdVolInfo, opts_vol_info, info_vol_info},
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{"vol-info", cmdVolInfo, opts_vol_info, info_vol_info},
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{"vol-list", cmdVolList, opts_vol_list, info_vol_list},
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{"vol-list", cmdVolList, opts_vol_list, info_vol_list},
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{"vol-pool", cmdVolPool, opts_vol_pool, info_vol_pool},
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{"vol-path", cmdVolPath, opts_vol_path, info_vol_path},
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{"vol-path", cmdVolPath, opts_vol_path, info_vol_path},
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{"vol-name", cmdVolName, opts_vol_name, info_vol_name},
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{"vol-name", cmdVolName, opts_vol_name, info_vol_name},
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{"vol-key", cmdVolKey, opts_vol_key, info_vol_key},
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{"vol-key", cmdVolKey, opts_vol_key, info_vol_key},
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