features/quota : Fix XML output for quota list command.

Sample output:
---------------

Sample 1)
----------
[root@snapshot-28 glusterfs]# gluster volume quota vol1 list /dir1 /dir4 /dir5 --xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<cliOutput>
  <opRet>0</opRet>
  <opErrno>0</opErrno>
  <opErrstr/>
  <volQuota>
    <limit>
      <path>/dir1</path>
      <hard_limit>10.0MB</hard_limit>
      <soft_limit>80%</soft_limit>
      <used_space>0Bytes</used_space>
      <avail_space>10.0MB</avail_space>
      <hl_exceeded>No</hl_exceeded>
      <sl_exceeded>No</sl_exceeded>
    </limit>
    <limit>
      <path>/dir4</path>
      <path>No such file or directory</path>
    </limit>
    <limit>
      <path>/dir5</path>
      <path>No such file or directory</path>
    </limit>
  </volQuota>
</cliOutput>

Sample 2)
---------
gluster volume quota vol1 list --xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<cliOutput>
  <opRet>0</opRet>
  <opErrno>0</opErrno>
  <opErrstr/>
  <volQuota/>
</cliOutput>
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<cliOutput>
  <volQuota>
    <limit>
      <path>/dir</path>
      <hard_limit>10.0MB</hard_limit>
      <soft_limit>80%</soft_limit>
      <used_space>0Bytes</used_space>
      <avail_space>10.0MB</avail_space>
      <hl_exceeded>No</hl_exceeded>
      <sl_exceeded>No</sl_exceeded>
    </limit>
    <limit>
      <path>/dir1</path>
      <hard_limit>10.0MB</hard_limit>
      <soft_limit>80%</soft_limit>
      <used_space>0Bytes</used_space>
      <avail_space>10.0MB</avail_space>
      <hl_exceeded>No</hl_exceeded>
      <sl_exceeded>No</sl_exceeded>
    </limit>
  </volQuota>
</cliOutput>

Change-Id: I8a8d83cff88f778e5ee01fbca07d9f94c412317a
BUG: 1200297
Signed-off-by: Sachin Pandit <spandit@redhat.com>
Reviewed-on: http://review.gluster.org/9481
Reviewed-by: Vijaikumar Mallikarjuna <vmallika@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Kaushal M <kaushal@redhat.com>
Signed-off-by: Sachin Pandit <spandit@redhat.com>
Reviewed-on: http://review.gluster.org/9847
Reviewed-by: Raghavendra Bhat <raghavendra@redhat.com>

1 files changed, 40 insertions, 2 deletions

diff --git a/cli/src/cli-cmd-volume.c b/cli/src/cli-cmd-volume.c
index 84209adf936..7b83351bf29 100644
--- a/cli/src/cli-cmd-volume.c
+++ b/cli/src/cli-cmd-volume.c
@@ -1283,6 +1283,8 @@ cli_cmd_quota_handle_list_all (const char **words, dict_t *options)
         unsigned char            buf[16]   = {0};
         int                      fd        = -1;
         char                     quota_conf_file[PATH_MAX] = {0};
+        gf_boolean_t             xml_err_flag   = _gf_false;
+        char                     err_str[NAME_MAX] = {0,};
 
         xdata = dict_new ();
         if (!xdata) {
@@ -1307,7 +1309,13 @@ cli_cmd_quota_handle_list_all (const char **words, dict_t *options)
          * quota enabled as cli_get_soft_limit() handles that
          */
         if (!_limits_set_on_volume (volname)) {
-                cli_out ("quota: No quota configured on volume %s", volname);
+                snprintf (err_str, sizeof (err_str), "No quota configured on "
+                          "volume %s", volname);
+                if (global_state->mode & GLUSTER_MODE_XML) {
+                        xml_err_flag = _gf_true;
+                } else {
+                        cli_out ("quota: %s", err_str);
+                }
                 ret = 0;
                 goto out;
         }
@@ -1358,7 +1366,18 @@ cli_cmd_quota_handle_list_all (const char **words, dict_t *options)
         CLI_LOCAL_INIT (local, words, frame, xdata);
         proc = &cli_quotad_clnt.proctable[GF_AGGREGATOR_GETLIMIT];
 
-        print_quota_list_header ();
+        if (!(global_state->mode & GLUSTER_MODE_XML)) {
+                print_quota_list_header ();
+        } else {
+                ret = cli_xml_output_vol_quota_limit_list_begin
+                        (local, 0, 0, NULL);
+                if (ret) {
+                        gf_log ("cli", GF_LOG_ERROR, "Error in printing "
+                                "xml output");
+                        goto out;
+                }
+        }
+
         gfid_str = GF_CALLOC (1, gf_common_mt_char, 64);
         if (!gfid_str) {
                 ret = -1;
@@ -1394,12 +1413,31 @@ cli_cmd_quota_handle_list_all (const char **words, dict_t *options)
                 all_failed = all_failed && ret;
         }
 
+        if (global_state->mode & GLUSTER_MODE_XML) {
+                ret = cli_xml_output_vol_quota_limit_list_end (local);
+                if (ret) {
+                        gf_log ("cli", GF_LOG_ERROR, "Error in printing "
+                                "xml output");
+                        goto out;
+                }
+        }
+
         if (count > 0) {
                 ret = all_failed? -1: 0;
         } else {
                 ret = 0;
         }
+
+
 out:
+        if (xml_err_flag) {
+                ret = cli_xml_output_str ("volQuota", NULL, -1, 0, err_str);
+                if (ret) {
+                        gf_log ("cli", GF_LOG_ERROR, "Error outputting in "
+                                "xml format");
+                }
+        }
+
         if (fd != -1) {
                 close (fd);
         }