diff options
Diffstat (limited to 'hicn-light/src/config/controlSetStrategy.c')
| -rw-r--r-- | hicn-light/src/config/controlSetStrategy.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/hicn-light/src/config/controlSetStrategy.c b/hicn-light/src/config/controlSetStrategy.c deleted file mode 100644 index 579862eeb..000000000 --- a/hicn-light/src/config/controlSetStrategy.c +++ /dev/null @@ -1,188 +0,0 @@ -/* - * 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 <stdbool.h> -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> - -#include <parc/assert/parc_Assert.h> - -#include <parc/algol/parc_Memory.h> -#include <parc/algol/parc_Network.h> - -#include <src/config/controlSetDebug.h> -#include <src/core/dispatcher.h> -#include <src/core/forwarder.h> - -#include <src/utils/commands.h> -#include <src/utils/utils.h> - -static CommandReturn _controlSetStrategy_Execute(CommandParser *parser, - CommandOps *ops, - PARCList *args); -static CommandReturn _controlSetStrategy_HelpExecute(CommandParser *parser, - CommandOps *ops, - PARCList *args); - -static const char *_commandSetStrategy = "set strategy"; -static const char *_commandSetStrategyHelp = "help set strategy"; - -static const char *_commandSetStrategyOptions[LAST_STRATEGY_VALUE] = { - "loadbalancer", - "random", - "random_per_dash_segment", - "loadbalancer_with_delay", - "loadbalancer_by_rate", - "loadbalancer_best_route"}; - -// ==================================================== - -CommandOps *controlSetStrategy_Create(ControlState *state) { - return commandOps_Create(state, _commandSetStrategy, NULL, - _controlSetStrategy_Execute, commandOps_Destroy); -} - -CommandOps *controlSetStrategy_HelpCreate(ControlState *state) { - return commandOps_Create(state, _commandSetStrategyHelp, NULL, - _controlSetStrategy_HelpExecute, commandOps_Destroy); -} - -// ==================================================== - -strategy_type _validStrategy(const char *strategy) { - strategy_type validStrategy = LAST_STRATEGY_VALUE; - - for (int i = 0; i < LAST_STRATEGY_VALUE; i++) { - if (strcmp(_commandSetStrategyOptions[i], strategy) == 0) { - validStrategy = i; - break; - } - } - return validStrategy; -} - -static CommandReturn _controlSetStrategy_HelpExecute(CommandParser *parser, - CommandOps *ops, - PARCList *args) { - printf("set strategy <prefix> <strategy>\n"); - printf("prefix: ipv4/ipv6 address (ex: 1234::/64)\n"); - printf("strategy: strategy identifier\n"); - printf("available strategies:\n"); - printf(" random\n"); - printf(" loadbalancer\n"); - printf(" random_per_dash_segment\n"); - printf(" loadbalancer_with_delay\n"); - printf("\n"); - return CommandReturn_Success; -} - -static CommandReturn _controlSetStrategy_Execute(CommandParser *parser, - CommandOps *ops, - PARCList *args) { - ControlState *state = ops->closure; - - if (parcList_Size(args) != 4) { - _controlSetStrategy_HelpExecute(parser, ops, args); - return CommandReturn_Failure; - } - - if (((strcmp(parcList_GetAtIndex(args, 0), "set") != 0) || - (strcmp(parcList_GetAtIndex(args, 1), "strategy") != 0))) { - _controlSetStrategy_HelpExecute(parser, ops, args); - return CommandReturn_Failure; - } - - const char *prefixStr = parcList_GetAtIndex(args, 2); - char *addr = (char *)malloc(sizeof(char) * (strlen(prefixStr) + 1)); - // separate address and len - char *slash; - uint32_t len = UINT32_MAX; - 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"); - free(addr); - return CommandReturn_Failure; - } - - // allocate command payload - set_strategy_command *setStrategyCommand = - parcMemory_AllocateAndClear(sizeof(set_strategy_command)); - - // check and set IP address - if (inet_pton(AF_INET, addr, &setStrategyCommand->address.ipv4) == 1) { - if (len == UINT32_MAX) { - printf("Netmask not specified: set to 32 by default\n"); - len = 32; - } else if (len > 32) { - printf("ERROR: exceeded INET mask length, max=32\n"); - parcMemory_Deallocate(&setStrategyCommand); - free(addr); - return CommandReturn_Failure; - } - setStrategyCommand->addressType = ADDR_INET; - } else if (inet_pton(AF_INET6, addr, &setStrategyCommand->address.ipv6) == - 1) { - if (len == UINT32_MAX) { - printf("Netmask not specified: set to 128 by default\n"); - len = 128; - } else if (len > 128) { - printf("ERROR: exceeded INET6 mask length, max=128\n"); - parcMemory_Deallocate(&setStrategyCommand); - free(addr); - return CommandReturn_Failure; - } - setStrategyCommand->addressType = ADDR_INET6; - } else { - printf("Error: %s is not a valid network address \n", addr); - parcMemory_Deallocate(&setStrategyCommand); - return CommandReturn_Failure; - } - - const char *strategyStr = parcList_GetAtIndex(args, 3); - // check valid strategy - strategy_type strategy; - if ((strategy = _validStrategy(strategyStr)) == LAST_STRATEGY_VALUE) { - printf("Error: invalid strategy \n"); - parcMemory_Deallocate(&setStrategyCommand); - _controlSetStrategy_HelpExecute(parser, ops, args); - free(addr); - return CommandReturn_Failure; - } - - free(addr); - - // Fill remaining payload fields - setStrategyCommand->len = len; - setStrategyCommand->strategyType = strategy; - - // send message and receive response - struct iovec *response = utils_SendRequest( - state, SET_STRATEGY, setStrategyCommand, sizeof(set_strategy_command)); - - if (!response) { // get NULL pointer - return CommandReturn_Failure; - } - - parcMemory_Deallocate(&response); // free iovec pointer - return CommandReturn_Success; -} |