ovs-vsctl: Add the missing ssl bootstrapping option parsing.

'man ovs-vsctl' mentions that ovs-vsctl can bootstrap itself
by getting the certificate from the server. But the option
was never parsed in the code.

Signed-off-by: Gurucharan Shetty <gshetty@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>

utilities/ovs-vsctl.c

@@ -297,6 +297,7 @@ parse_options(int argc, char *argv[], struct shash *local_options)
         OPT_NO_SYSLOG,
         OPT_NO_WAIT,
         OPT_DRY_RUN,
+        OPT_BOOTSTRAP_CA_CERT,
         OPT_PEER_CA_CERT,
         OPT_LOCAL,
         OPT_RETRY,
@@ -320,6 +321,7 @@ parse_options(int argc, char *argv[], struct shash *local_options)
         VLOG_LONG_OPTIONS,
         TABLE_LONG_OPTIONS,
         STREAM_SSL_LONG_OPTIONS,
+        {"bootstrap-ca-cert", required_argument, NULL, OPT_BOOTSTRAP_CA_CERT},
         {"peer-ca-cert", required_argument, NULL, OPT_PEER_CA_CERT},
         {NULL, 0, NULL, 0},
     };
@@ -462,6 +464,10 @@ parse_options(int argc, char *argv[], struct shash *local_options)
             stream_ssl_set_peer_ca_cert_file(optarg);
             break;
 
+        case OPT_BOOTSTRAP_CA_CERT:
+            stream_ssl_set_ca_cert_file(optarg, true);
+            break;
+
         case '?':
             exit(EXIT_FAILURE);