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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <config.h>
#include <stdbool.h>
#include <stdint.h>
#include <strings.h>
#include <stdlib.h>
#include <stdio.h>
#include <LongBow/runtime.h>
#include <parc/algol/parc_Memory.h>
#include <ccnx/forwarder/metis/config/metisControl_ListConnections.h>
#include <ccnx/api/control/cpi_ManageLinks.h>
#include <ccnx/api/control/cpi_Forwarding.h>
static MetisCommandReturn _metisControlListConnections_Execute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args);
static MetisCommandReturn _metisControlListConnections_HelpExecute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args);
static const char *_commandListConnections = "list connections";
static const char *_commandListConnectionsHelp = "help list connections";
MetisCommandOps *
metisControlListConnections_Create(MetisControlState *state)
{
return metisCommandOps_Create(state, _commandListConnections, NULL, _metisControlListConnections_Execute, metisCommandOps_Destroy);
}
MetisCommandOps *
metisControlListConnections_HelpCreate(MetisControlState *state)
{
return metisCommandOps_Create(state, _commandListConnectionsHelp, NULL, _metisControlListConnections_HelpExecute, metisCommandOps_Destroy);
}
// ====================================================
static MetisCommandReturn
_metisControlListConnections_HelpExecute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args)
{
printf("list connections: displays a 1-line summary of each connection\n");
printf("\n");
printf("The columns are:\n");
printf(" connection id : an integer index for the connection\n");
printf(" state : UP or DOWN\n");
printf(" local address : the local network address associated with the connection\n");
printf(" remote address: the remote network address associated with the connection\n");
printf(" protocol : the network protocol (tcp, udp, gre, mcast, ether)\n");
printf("\n");
return MetisCommandReturn_Success;
}
static MetisCommandReturn
_metisControlListConnections_Execute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args)
{
if (parcList_Size(args) != 2) {
_metisControlListConnections_HelpExecute(parser, ops, args);
return MetisCommandReturn_Failure;
}
MetisControlState *state = ops->closure;
CCNxControl *connectionListRequest = ccnxControl_CreateConnectionListRequest();
CCNxMetaMessage *message = ccnxMetaMessage_CreateFromControl(connectionListRequest);
CCNxMetaMessage *rawResponse = metisControlState_WriteRead(state, message);
ccnxMetaMessage_Release(&message);
CCNxControl *response = ccnxMetaMessage_GetControl(rawResponse);
if (metisControlState_GetDebug(state)) {
char *str = parcJSON_ToString(ccnxControl_GetJson(response));
printf("reponse:\n%s\n", str);
parcMemory_Deallocate((void **) &str);
}
CPIConnectionList *list = cpiLinks_ConnectionListFromControlMessage(response);
//
// //"%3u %10s %1s%1s %8u "
// // printf("%3.3s %10.10s %1.1s%1.1s %8.8s \n", "interface", "name", "loopback", "multicast", "MTU");
for (size_t i = 0; i < cpiConnectionList_Length(list); i++) {
CPIConnection *connection = cpiConnectionList_Get(list, i);
char *string = cpiConnection_ToString(connection);
puts(string);
parcMemory_Deallocate((void **) &string);
cpiConnection_Release(&connection);
}
cpiConnectionList_Destroy(&list);
ccnxMetaMessage_Release(&rawResponse);
return MetisCommandReturn_Success;
}
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