aboutsummaryrefslogtreecommitdiffstats
path: root/hicn-light/src/config/controlAddRoute.c
diff options
context:
space:
mode:
Diffstat (limited to 'hicn-light/src/config/controlAddRoute.c')
-rwxr-xr-xhicn-light/src/config/controlAddRoute.c157
1 files changed, 157 insertions, 0 deletions
diff --git a/hicn-light/src/config/controlAddRoute.c b/hicn-light/src/config/controlAddRoute.c
new file mode 100755
index 000000000..c5ddab523
--- /dev/null
+++ b/hicn-light/src/config/controlAddRoute.c
@@ -0,0 +1,157 @@
+/*
+ * Copyright (c) 2017-2019 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 <src/config.h>
+
+#include <ctype.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <strings.h>
+
+#include <parc/assert/parc_Assert.h>
+
+#include <parc/algol/parc_Memory.h>
+#include <parc/algol/parc_Network.h>
+
+#include <src/config/controlAddRoute.h>
+
+#include <src/utils/commands.h>
+#include <src/utils/utils.h>
+
+static CommandReturn _controlAddRoute_Execute(CommandParser *parser,
+ CommandOps *ops, PARCList *args);
+static CommandReturn _controlAddRoute_HelpExecute(CommandParser *parser,
+ CommandOps *ops,
+ PARCList *args);
+
+static const char *_commandAddRoute = "add route";
+static const char *_commandAddRouteHelp = "help add route";
+
+CommandOps *controlAddRoute_Create(ControlState *state) {
+ return commandOps_Create(state, _commandAddRoute, NULL,
+ _controlAddRoute_Execute, commandOps_Destroy);
+}
+
+CommandOps *controlAddRoute_HelpCreate(ControlState *state) {
+ return commandOps_Create(state, _commandAddRouteHelp, NULL,
+ _controlAddRoute_HelpExecute, commandOps_Destroy);
+}
+
+// ====================================================
+
+static CommandReturn _controlAddRoute_HelpExecute(CommandParser *parser,
+ CommandOps *ops,
+ PARCList *args) {
+ printf("commands:\n");
+ printf(" add route <symbolic | connid> <prefix> <cost>\n");
+ printf("\n");
+ printf(" symbolic: The symbolic name for an exgress\n");
+ printf(
+ " connid: The egress connection id (see 'help list connections')\n");
+ printf(
+ " prefix: The hicn name as IPv4 or IPv6 address (e.g 1234::0/64)\n");
+ printf(" cost: positive integer representing cost\n");
+ printf("\n");
+ return CommandReturn_Success;
+}
+
+static CommandReturn _controlAddRoute_Execute(CommandParser *parser,
+ CommandOps *ops, PARCList *args) {
+ ControlState *state = ops->closure;
+
+ if (parcList_Size(args) != 5) {
+ _controlAddRoute_HelpExecute(parser, ops, args);
+ return CommandReturn_Failure;
+ }
+
+ const char *symbolicOrConnid = parcList_GetAtIndex(args, 2);
+
+ if (!utils_ValidateSymbolicName(symbolicOrConnid) &&
+ !utils_IsNumber(symbolicOrConnid)) {
+ printf(
+ "ERROR: Invalid symbolic or connid:\nsymbolic name must begin with an "
+ "alpha followed by alphanum;\nconnid must be an integer\n");
+ return CommandReturn_Failure;
+ }
+
+ unsigned cost = atoi(parcList_GetAtIndex(args, 4));
+
+ if (cost == 0) {
+ printf("ERROR: cost must be positive integer, got %u from '%s'\n", cost,
+ (char *)parcList_GetAtIndex(args, 4));
+ return CommandReturn_Failure;
+ }
+
+ const char *prefixStr = parcList_GetAtIndex(args, 3);
+ char addr[strlen(prefixStr) + 1];
+
+ // separate address and len
+ char *slash;
+ uint32_t len = 0;
+ strcpy(addr, prefixStr);
+ slash = strrchr(addr, '/');
+ if (slash != NULL) {
+ len = atoi(slash + 1);
+ *slash = '\0';
+ }
+
+ if (len == 0) {
+ printf("ERROR: a prefix can not be of length 0\n");
+ return CommandReturn_Failure;
+ }
+
+ // allocate command payload
+ add_route_command *addRouteCommand =
+ parcMemory_AllocateAndClear(sizeof(add_route_command));
+
+ // check and set IP address
+ if (inet_pton(AF_INET, addr, &addRouteCommand->address.ipv4) == 1) {
+ if (len > 32) {
+ printf("ERROR: exceeded INET mask length, max=32\n");
+ parcMemory_Deallocate(&addRouteCommand);
+ return CommandReturn_Failure;
+ }
+ addRouteCommand->addressType = ADDR_INET;
+ } else if (inet_pton(AF_INET6, addr, &addRouteCommand->address.ipv6) == 1) {
+ if (len > 128) {
+ printf("ERROR: exceeded INET6 mask length, max=128\n");
+ parcMemory_Deallocate(&addRouteCommand);
+ return CommandReturn_Failure;
+ }
+ addRouteCommand->addressType = ADDR_INET6;
+ } else {
+ printf("Error: %s is not a valid network address \n", addr);
+ parcMemory_Deallocate(&addRouteCommand);
+ return CommandReturn_Failure;
+ }
+
+ // Fill remaining payload fields
+ addRouteCommand->len = len;
+ addRouteCommand->cost = (uint16_t)cost;
+ strcpy(addRouteCommand->symbolicOrConnid, symbolicOrConnid);
+
+ // send message and receive response
+ struct iovec *response = utils_SendRequest(state, ADD_ROUTE, addRouteCommand,
+ sizeof(add_route_command));
+
+ if (!response) { // get NULL pointer
+ return CommandReturn_Failure;
+ }
+
+ parcMemory_Deallocate(&response); // free iovec pointer
+ return CommandReturn_Success;
+}