diff options
Diffstat (limited to 'pimd/pimd.c')
| -rw-r--r-- | pimd/pimd.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/pimd/pimd.c b/pimd/pimd.c new file mode 100644 index 000000000..855defcc7 --- /dev/null +++ b/pimd/pimd.c @@ -0,0 +1,141 @@ +/* + PIM for Quagga + Copyright (C) 2008 Everton da Silva Marques + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING; if not, write to the + Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + MA 02110-1301 USA + + $QuaggaId: $Format:%an, %ai, %h$ $ +*/ + +#include <zebra.h> + +#include "log.h" +#include "memory.h" + +#include "pimd.h" +#include "pim_cmd.h" +#include "pim_iface.h" +#include "pim_zebra.h" +#include "pim_str.h" +#include "pim_oil.h" +#include "pim_pim.h" +#include "pim_upstream.h" +#include "pim_rand.h" +#include "pim_rpf.h" +#include "pim_ssmpingd.h" + +const char *const PIM_ALL_SYSTEMS = MCAST_ALL_SYSTEMS; +const char *const PIM_ALL_ROUTERS = MCAST_ALL_ROUTERS; +const char *const PIM_ALL_PIM_ROUTERS = MCAST_ALL_PIM_ROUTERS; +const char *const PIM_ALL_IGMP_ROUTERS = MCAST_ALL_IGMP_ROUTERS; + +struct thread_master *master = 0; +uint32_t qpim_debugs = 0; +int qpim_mroute_socket_fd = -1; +int64_t qpim_mroute_socket_creation = 0; /* timestamp of creation */ +struct thread *qpim_mroute_socket_reader = 0; +int qpim_mroute_oif_highest_vif_index = -1; +struct list *qpim_channel_oil_list = 0; +int qpim_t_periodic = PIM_DEFAULT_T_PERIODIC; /* Period between Join/Prune Messages */ +struct list *qpim_upstream_list = 0; +struct zclient *qpim_zclient_update = 0; +struct zclient *qpim_zclient_lookup = 0; +struct pim_assert_metric qpim_infinite_assert_metric; +long qpim_rpf_cache_refresh_delay_msec = 10000; +struct thread *qpim_rpf_cache_refresher = 0; +int64_t qpim_rpf_cache_refresh_requests = 0; +int64_t qpim_rpf_cache_refresh_events = 0; +int64_t qpim_rpf_cache_refresh_last = 0; +struct in_addr qpim_inaddr_any; +struct list *qpim_ssmpingd_list = 0; +struct in_addr qpim_ssmpingd_group_addr; +int64_t qpim_scan_oil_events = 0; +int64_t qpim_scan_oil_last = 0; +int64_t qpim_mroute_add_events = 0; +int64_t qpim_mroute_add_last = 0; +int64_t qpim_mroute_del_events = 0; +int64_t qpim_mroute_del_last = 0; + +static void pim_free() +{ + pim_ssmpingd_destroy(); + + if (qpim_channel_oil_list) + list_free(qpim_channel_oil_list); + + if (qpim_upstream_list) + list_free(qpim_upstream_list); +} + +void pim_init() +{ + pim_rand_init(); + + if (!inet_aton(PIM_ALL_PIM_ROUTERS, &qpim_all_pim_routers_addr)) { + zlog_err("%s %s: could not solve %s to group address: errno=%d: %s", + __FILE__, __PRETTY_FUNCTION__, + PIM_ALL_PIM_ROUTERS, errno, safe_strerror(errno)); + zassert(0); + return; + } + + qpim_channel_oil_list = list_new(); + if (!qpim_channel_oil_list) { + zlog_err("%s %s: failure: channel_oil_list=list_new()", + __FILE__, __PRETTY_FUNCTION__); + return; + } + qpim_channel_oil_list->del = (void (*)(void *)) pim_channel_oil_free; + + qpim_upstream_list = list_new(); + if (!qpim_upstream_list) { + zlog_err("%s %s: failure: upstream_list=list_new()", + __FILE__, __PRETTY_FUNCTION__); + pim_free(); + return; + } + qpim_upstream_list->del = (void (*)(void *)) pim_upstream_free; + + qpim_mroute_socket_fd = -1; /* mark mroute as disabled */ + qpim_mroute_oif_highest_vif_index = -1; + + zassert(!qpim_debugs); + zassert(!PIM_MROUTE_IS_ENABLED); + + qpim_inaddr_any.s_addr = PIM_NET_INADDR_ANY; + + /* + RFC 4601: 4.6.3. Assert Metrics + + assert_metric + infinite_assert_metric() { + return {1,infinity,infinity,0} + } + */ + qpim_infinite_assert_metric.rpt_bit_flag = 1; + qpim_infinite_assert_metric.metric_preference = PIM_ASSERT_METRIC_PREFERENCE_MAX; + qpim_infinite_assert_metric.route_metric = PIM_ASSERT_ROUTE_METRIC_MAX; + qpim_infinite_assert_metric.ip_address = qpim_inaddr_any; + + pim_if_init(); + pim_cmd_init(); + pim_ssmpingd_init(); +} + +void pim_terminate() +{ + pim_free(); +} |