diff options
Diffstat (limited to 'metis/ccnx/forwarder/metis/config/metisControl_SetStrategy.c')
-rw-r--r-- | metis/ccnx/forwarder/metis/config/metisControl_SetStrategy.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/metis/ccnx/forwarder/metis/config/metisControl_SetStrategy.c b/metis/ccnx/forwarder/metis/config/metisControl_SetStrategy.c new file mode 100644 index 00000000..f7b805ca --- /dev/null +++ b/metis/ccnx/forwarder/metis/config/metisControl_SetStrategy.c @@ -0,0 +1,123 @@ +/* + * 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/api/control/cpi_ManageLinks.h> +#include <ccnx/api/control/cpi_Forwarding.h> + +#include <ccnx/forwarder/metis/core/metis_Forwarder.h> +#include <ccnx/forwarder/metis/core/metis_Dispatcher.h> +#include <ccnx/forwarder/metis/config/metisControl_SetDebug.h> + +static MetisCommandReturn _metisControlSetStrategy_Execute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args); +static MetisCommandReturn _metisControlSetStrategy_HelpExecute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args); + +static const char *_commandSetStrategy = "set strategy"; +static const char *_commandSetStrategyHelp = "help set strategy"; + +// ==================================================== + +MetisCommandOps * +metisControlSetStrategy_Create(MetisControlState *state) +{ + return metisCommandOps_Create(state, _commandSetStrategy, NULL, _metisControlSetStrategy_Execute, metisCommandOps_Destroy); +} + +MetisCommandOps * +metisControlSetStrategy_HelpCreate(MetisControlState *state) +{ + return metisCommandOps_Create(state, _commandSetStrategyHelp, NULL, _metisControlSetStrategy_HelpExecute, metisCommandOps_Destroy); +} + +// ==================================================== + +static MetisCommandReturn +_metisControlSetStrategy_HelpExecute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args) +{ + printf("set strategy <prefix> <strategy>\n"); + printf("available strateies:\n"); + printf(" random\n"); + printf(" loadbalancer\n"); + printf(" random_per_dash_segment\n"); + printf(" loadbalancer_with_delay\n"); + printf("\n"); + return MetisCommandReturn_Success; +} + +static MetisCommandReturn +_metisControlSetStrategy_Execute(MetisCommandParser *parser, MetisCommandOps *ops, PARCList *args) +{ + MetisControlState *state = ops->closure; + + if (parcList_Size(args) != 4) { + _metisControlSetStrategy_HelpExecute(parser, ops, args); + return MetisCommandReturn_Failure; + } + + if (((strcmp(parcList_GetAtIndex(args, 0), "set") != 0) || (strcmp(parcList_GetAtIndex(args, 1), "strategy") != 0))) { + _metisControlSetStrategy_HelpExecute(parser, ops, args); + return MetisCommandReturn_Failure; + } + + const char *prefixString = parcList_GetAtIndex(args, 2); + const char *strategy = parcList_GetAtIndex(args, 3); + CCNxName *prefix = ccnxName_CreateFromCString(prefixString); + if (prefix == NULL) { + printf("ERROR: could not parse prefix '%s'\n", prefixString); + return MetisCommandReturn_Failure; + } + + CPIForwardingStrategy *fwdStrategy = cpiForwardingStrategy_Create(prefix, (char *) strategy); + + CCNxControl *setFwdStrategyRequest = ccnxControl_CreateSetStrategyRequest(fwdStrategy); + + cpiForwardingStrategy_Destroy(&fwdStrategy); + + if (metisControlState_GetDebug(state)) { + char *str = parcJSON_ToString(ccnxControl_GetJson(setFwdStrategyRequest)); + printf("request: %s\n", str); + parcMemory_Deallocate((void **) &str); + } + + CCNxMetaMessage *message = ccnxMetaMessage_CreateFromControl(setFwdStrategyRequest); + CCNxMetaMessage *rawResponse = metisControlState_WriteRead(state, message); + ccnxMetaMessage_Release(&message); + + ccnxControl_Release(&setFwdStrategyRequest); + + CCNxControl *response = ccnxMetaMessage_GetControl(rawResponse); + + if (metisControlState_GetDebug(state)) { + char *str = parcJSON_ToString(ccnxControl_GetJson(response)); + printf("response: %s\n", str); + parcMemory_Deallocate((void **) &str); + } + + ccnxMetaMessage_Release(&rawResponse); + + return MetisCommandReturn_Success; +} |