407 lines
17 KiB
C
407 lines
17 KiB
C
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/*
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******************************************************************************
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* INTERPEAK SOURCE FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmip6mn_service_radvd.c,v $ $Revision: 1.11 $
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* $Source: /home/interpeak/CVSRoot/ipmip6mn/config/ipmip6mn_service_radvd.c,v $
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* $Author: jhorteli $
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* $State: Exp $ $Locker: $
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*
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* INTERPEAK_COPYRIGHT_STRING
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* Design and implementation by Joel Hortelius <joel.hortelis@interpeak.se>
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******************************************************************************
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*/
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/*
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****************************************************************************
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* 1 DESCRIPTION
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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#include "ipmip6mn_config.h"
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/*
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****************************************************************************
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* 3 INCLUDE FILES
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****************************************************************************
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*/
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#define IPCOM_USE_CLIB_PROTO
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#include <ipcom_clib.h>
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#include <ipcom_err.h>
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#include <ipcom_hash.h>
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#include <ipcom_inet.h>
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#include <ipcom_ipd.h>
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#include <ipcom_list.h>
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#include <ipcom_os.h>
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#include <ipcom_sock.h>
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#include <ipcom_sock2.h>
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#include <ipcom_syslog.h>
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#include <ipcom_sysvar.h>
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#include <ipnet.h>
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#include <ipnet_radvd.h>
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#include <ipmip.h>
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#include <private/ipmip_sysvar.h>
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#include <private/ipmip_cli.h>
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#include <ipmip6.h>
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#include <private/ipmip6_pkt.h>
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#include <private/ipmip6_context.h>
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#include <private/ipmip6_netlink.h>
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#include <private/ipmip6_util.h>
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#include "ipmip6mn_h.h"
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#include "ipmip6mn_pktbuf.h"
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#include "ipmip6mn_coa.h"
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/*
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****************************************************************************
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* 4 DEFINES
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****************************************************************************
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*/
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#define IPMIP6MN_SERVICE_RADVD_NAME "RADVD"
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/*
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****************************************************************************
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* 5 TYPES
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****************************************************************************
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*/
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typedef struct Ipmip6mn_service_radvd_config
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{
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Ip_bool enabled;
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Ipnet_radvd_if_data radvd;
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Ipnet_radvd_if_prefix_data prefix;
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} Ipmip6mn_service_radvd_config_t;
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typedef struct Ipmip6mn_service_radvd_handle_data
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{
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Ipnet_radvd_if_handle radvd;
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} Ipmip6mn_service_radvd_handle_data_t;
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/*
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****************************************************************************
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* 6 EXTERN PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 7 LOCAL PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 8 DATA
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 9 STATIC FUNCTIONS
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****************************************************************************
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*/
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IP_STATIC int
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ipmip6mn_service_radvd_provide(struct Ipmip6mn_context *ctx,
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struct Ipmip_proc *proc,
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int action,
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struct Ipmip6mn_node *node,
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struct Ipmip6mn_node_config *cfg,
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Ipmip6mn_service_radvd_config_t *priv_cfg,
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Ipmip6mn_service_radvd_handle_data_t *handle,
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struct Ipmip_timer *service)
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{
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Ipmip6mn_entry_nemo_t *nemo;
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unsigned i;
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IPMIP_UNUSED_PARAMETER(cfg);
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IPMIP_UNUSED_PARAMETER(service);
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if (action == IPMIP_CALLBACK_ENABLE)
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{
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if (priv_cfg->enabled)
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{
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for (nemo = IPCOM_LIST_FIRST(&node->config->nemo); nemo != IP_NULL; nemo = IPCOM_LIST_NEXT(&nemo->nemo_next))
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{
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Ipnet_radvd_if_data radvd;
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ipcom_memcpy(&radvd, &priv_cfg->radvd, sizeof(radvd));
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ipcom_strcpy(radvd.ifname, nemo->nemo_ingress);
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if (ipnet_radvd_if_open(&handle->radvd, &radvd) != IPCOM_SUCCESS)
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{
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IPMIP6_EVENT_IF(INFO, proc,
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ipmip_log_event_add(&ctx->ipmip6.ipmip,
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proc,
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"Unable to start service for Mobile node %s",
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node->name));
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}
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else
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{
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Ipnet_radvd_if_prefix_handle phandle;
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Ipnet_radvd_if_prefix_data pdata;
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ipcom_memcpy(&pdata, &priv_cfg->prefix, sizeof(pdata));
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/* Do the prefixes */
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for (i = 0; i < nemo->nemo_prefixes.numelem; i++)
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{
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Ipmip6_mh_mo_mobile_prefix_t *mo = (Ipmip6_mh_mo_mobile_prefix_t *)nemo->nemo_prefixes.hdrs[i];
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/* Add prefix by prefix */
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ipcom_memcpy(&pdata.prefix, &mo->prefix, sizeof(pdata.prefix));
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pdata.prefixlen = mo->prefix_length;
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if (ipnet_radvd_if_prefix_open(handle->radvd, &phandle, &pdata) != IPCOM_SUCCESS)
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{
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IPMIP6_EVENT_IF(INFO, proc,
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ipmip_log_event_add(&ctx->ipmip6.ipmip,
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proc,
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"Unable to start service on prefix %s/%d for Mobile node %s",
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ipmip_ntop_inet6(proc, &pdata.prefix, IP_NULL),
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pdata.prefixlen,
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node->name));
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}
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}
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/* Start it */
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ipnet_radvd_if_start(handle->radvd);
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}
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}
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}
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}
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else if (action == IPMIP_CALLBACK_DISABLE)
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{
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if (priv_cfg->enabled)
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{
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if (handle)
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ipnet_radvd_if_close(handle->radvd);
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}
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}
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return IPMIP_CALLBACK_RET_SUCCESS;
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}
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IP_STATIC void
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ipmip6mn_service_radvd_config(struct Ipmip6mn_context *ctx,
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struct Ipmip_proc *proc,
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int action,
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struct Ipmip6mn_node *node,
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struct Ipmip6mn_node_config *cfg,
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Ipmip6mn_service_radvd_config_t *priv_cfg,
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Ipmip_cli_message_t *request)
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{
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IPMIP_UNUSED_PARAMETER(ctx);
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IPMIP_UNUSED_PARAMETER(proc);
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IPMIP_UNUSED_PARAMETER(cfg);
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if (action == IPMIP_CALLBACK_CONFIG_READ)
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{
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priv_cfg->enabled = ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd", node->name);
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priv_cfg->radvd.max_rtr_adv_interval =
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ipmip_sysvar_u32(600000, "ipmip6mn.%s.mobile_router.radvd.MaxRtrAdvInterval", node->name);
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priv_cfg->radvd.min_rtr_adv_interval =
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ipmip_sysvar_u32(priv_cfg->radvd.max_rtr_adv_interval / 3, "ipmip6mn.%s.mobile_router.radvd.MinRtrAdvInterval", node->name);
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priv_cfg->radvd.min_delay_between_ras =
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ipmip_sysvar_u32(IP_MIN(priv_cfg->radvd.min_rtr_adv_interval, 3000), "ipmip6mn.%s.mobile_router.radvd.MinDelayBetweenRAs", node->name);
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priv_cfg->radvd.default_lifetime =
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ipmip_sysvar_u32(IP_MAX(1000, (3 * priv_cfg->radvd.max_rtr_adv_interval)), "ipmip6mn.%s.mobile_router.radvd.AdvDefaultLifetime", node->name);
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priv_cfg->radvd.link_mtu =
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ipmip_sysvar_u32(0, "ipmip6mn.%s.mobile_router.radvd.AdvLinkMTU", node->name);
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priv_cfg->radvd.reachable_time =
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ipmip_sysvar_u32(0, "ipmip6mn.%s.mobile_router.radvd.AdvReachableTime", node->name);
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priv_cfg->radvd.retrans_timer =
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ipmip_sysvar_ulong(0, "ipmip6mn.%s.mobile_router.radvd.AdvRetransTimer", node->name);
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priv_cfg->radvd.hoplimit =
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(Ip_u8)ipmip_sysvar_ulong(64, "ipmip6mn.%s.mobile_router.radvd.AdvCurHopLimit", node->name);
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priv_cfg->radvd.managed =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.AdvManagedFlag", node->name);
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priv_cfg->radvd.other_config =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.AdvOtherConfigFlag", node->name);
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priv_cfg->radvd.home_agent =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentFlag", node->name);
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priv_cfg->radvd.adv_interval_opt =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.AdvIntervalOpt", node->name);
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priv_cfg->radvd.adv_home_agent_opt =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOpt", node->name);
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priv_cfg->radvd.adv_home_agent_opt_lifetime =
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ipmip_sysvar_u32(0, "ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOptLifetime", node->name);
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priv_cfg->radvd.adv_home_agent_opt_preference =
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ipmip_sysvar_u32(0, "ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOptPreference", node->name);
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/* Do prefix */
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priv_cfg->prefix.valid_lifetime =
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ipmip_sysvar_u32(2592000, "ipmip6mn.%s.mobile_router.radvd.prefix.AdvValidLifetime", node->name);
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priv_cfg->prefix.preferred_lifetime =
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ipmip_sysvar_u32(604800, "ipmip6mn.%s.mobile_router.radvd.prefix.AdvPreferredLifetime", node->name);
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priv_cfg->prefix.on_link =
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ipmip_sysvar_bool(IP_TRUE, "ipmip6mn.%s.mobile_router.radvd.prefix.AdvOnLinkFlag", node->name);
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priv_cfg->prefix.autonomous =
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ipmip_sysvar_bool(IP_TRUE, "ipmip6mn.%s.mobile_router.radvd.prefix.AdvAutonomousFlag", node->name);
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priv_cfg->prefix.router_address =
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ipmip_sysvar_bool(IP_FALSE, "ipmip6mn.%s.mobile_router.radvd.prefix.AdvRouterAddressFlag", node->name);
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}
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else if (action == IPMIP_CALLBACK_CONFIG_FREE)
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{
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/* Do nothing */
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}
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else if (action == IPMIP_CALLBACK_CONFIG_DUMP)
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{
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd=%s",
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node->name, priv_cfg->enabled? "enabled" : "disabled");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.MaxRtrAdvInterval=%u",
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node->name, priv_cfg->radvd.max_rtr_adv_interval);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.MinRtrAdvInterval=%u",
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node->name, priv_cfg->radvd.min_rtr_adv_interval);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.MinDelayBetweenRAs=%u",
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node->name, priv_cfg->radvd.min_delay_between_ras);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvDefaultLifetime=%u",
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node->name, priv_cfg->radvd.default_lifetime);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvLinkMTU=%u",
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node->name, priv_cfg->radvd.link_mtu);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvReachableTime=%u",
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node->name, priv_cfg->radvd.reachable_time);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvRetransTimer=%u",
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node->name, priv_cfg->radvd.retrans_timer);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvCurHopLimit=%u",
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node->name, priv_cfg->radvd.hoplimit);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvManagedFlag=%s",
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node->name, priv_cfg->radvd.managed? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvOtherConfigFlag=%s",
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node->name, priv_cfg->radvd.other_config? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentFlag=%s",
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node->name, priv_cfg->radvd.home_agent? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvIntervalOpt=%s",
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node->name, priv_cfg->radvd.adv_interval_opt? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOpt=%s",
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node->name, priv_cfg->radvd.adv_home_agent_opt? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOptLifetime=%u",
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node->name, priv_cfg->radvd.adv_home_agent_opt_lifetime);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.AdvHomeAgentOptPreference=%u",
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node->name, priv_cfg->radvd.adv_home_agent_opt_preference);
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/* Do prefix */
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.prefix.AdvValidLifetime=%u",
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node->name, priv_cfg->prefix.valid_lifetime);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.prefix.AdvPreferredLifetime=%u",
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node->name, priv_cfg->prefix.preferred_lifetime);
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.prefix.AdvOnLinkFlag=%s",
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node->name, priv_cfg->prefix.on_link? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.prefix.AdvAutonomousFlag=%s",
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node->name, priv_cfg->prefix.autonomous? "true" : "false");
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ipmip_cli_config_printf(&request->message,
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"ipmip6mn.%s.mobile_router.radvd.prefix.AdvRouterAddressFlag=%s",
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node->name, priv_cfg->prefix.router_address? "true" : "false");
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}
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}
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/*
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****************************************************************************
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* 10 GLOBAL FUNCTIONS
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****************************************************************************
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*/
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IP_GLOBAL void ipmip6mn_service_radvd_install(struct Ipmip6mn_context *ctx);
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IP_GLOBAL void
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ipmip6mn_service_radvd_install(struct Ipmip6mn_context *ctx)
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{
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static Ipmip6mn_extension_t srv;
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srv.name = IPMIP6MN_SERVICE_RADVD_NAME;
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srv.node_data_size = sizeof(Ipmip6mn_service_radvd_handle_data_t);
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srv.node_config_size = sizeof(Ipmip6mn_service_radvd_config_t);
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srv.config = (Ipmip6mn_extension_config_t)ipmip6mn_service_radvd_config;
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srv.provide = (Ipmip6mn_extension_provide_t)ipmip6mn_service_radvd_provide;
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/* This is a PMIP only feature */
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ipmip6mn_context_register_extension(ctx, &srv);
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}
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/*
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****************************************************************************
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* 11 PUBLIC FUNCTIONS
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****************************************************************************
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*/
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/*
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****************************************************************************
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* END OF FILE
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****************************************************************************
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*/
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