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Merge pull request #7526 from donaldsharp/i_am_a_robot_wumpalump

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Cleanup on Aisle 5: Memory leaks, Uninited data and code snarfles
This commit is contained in:
Donatas Abraitis 2020-11-16 17:32:30 +02:00 committed by GitHub
commit e5c317bcfa
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GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 133 additions and 107 deletions
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1
babeld/babel_interface.c
View File

@ -187,6 +187,7 @@ babel_interface_address_delete (ZAPI_CALLBACK_ARGS)
send_request(ifc->ifp, NULL, 0);
send_update(ifc->ifp, 0, NULL, 0);
connected_free(&ifc);
return 0;
}

5
bfdd/ptm_adapter.c
View File

@ -794,7 +794,10 @@ static int bfdd_interface_address_update(ZAPI_CALLBACK_ARGS)
: "delete",
ifc->address);
bfdd_sessions_enable_address(ifc);
if (cmd == ZEBRA_INTERFACE_ADDRESS_ADD)
bfdd_sessions_enable_address(ifc);
else
connected_free(&ifc);
return 0;
}

12
bgpd/bgp_addpath.c
View File

@ -80,14 +80,12 @@ void bgp_addpath_init_bgp_data(struct bgp_addpath_bgp_data *d)
afi_t afi;
int i;
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
for (i = 0; i < BGP_ADDPATH_MAX; i++) {
d->id_allocators[afi][safi][i] = NULL;
d->peercount[afi][safi][i] = 0;
}
d->total_peercount[afi][safi] = 0;
FOREACH_AFI_SAFI (afi, safi) {
for (i = 0; i < BGP_ADDPATH_MAX; i++) {
d->id_allocators[afi][safi][i] = NULL;
d->peercount[afi][safi][i] = 0;
}
d->total_peercount[afi][safi] = 0;
}
}

21
bgpd/bgp_packet.c
View File

@ -279,18 +279,17 @@ static void bgp_update_explicit_eors(struct peer *peer)
if (bgp_debug_neighbor_events(peer))
zlog_debug("Peer %s: Checking explicit EORs", peer->host);
for (afi = AFI_IP; afi < AFI_MAX; afi++)
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
if (peer->afc_nego[afi][safi]
&& !CHECK_FLAG(peer->af_sflags[afi][safi],
PEER_STATUS_EOR_RECEIVED)) {
if (bgp_debug_neighbor_events(peer))
zlog_debug(
" afi %d safi %d didn't receive EOR",
afi, safi);
return;
}
FOREACH_AFI_SAFI (afi, safi) {
if (peer->afc_nego[afi][safi]
&& !CHECK_FLAG(peer->af_sflags[afi][safi],
PEER_STATUS_EOR_RECEIVED)) {
if (bgp_debug_neighbor_events(peer))
zlog_debug(
" afi %d safi %d didn't receive EOR",
afi, safi);
return;
}
}
peer->update_delay_over = 1;
peer->bgp->explicit_eors++;

9
bgpd/bgp_route.c
View File

@ -241,6 +241,9 @@ void bgp_path_info_extra_free(struct bgp_path_info_extra **extra)
if (e->bgp_orig)
bgp_unlock(e->bgp_orig);
if (e->aggr_suppressors)
list_delete(&e->aggr_suppressors);
if ((*extra)->bgp_fs_iprule)
list_delete(&((*extra)->bgp_fs_iprule));
if ((*extra)->bgp_fs_pbr)
@ -11214,6 +11217,7 @@ static int bgp_show_lcommunity(struct vty *vty, struct bgp *bgp, int argc,
char *str;
int first = 0;
uint8_t show_flags = 0;
int ret;
if (uj)
SET_FLAG(show_flags, BGP_SHOW_OPT_JSON);
@ -11241,10 +11245,13 @@ static int bgp_show_lcommunity(struct vty *vty, struct bgp *bgp, int argc,
return CMD_WARNING;
}
return bgp_show(vty, bgp, afi, safi,
ret = bgp_show(vty, bgp, afi, safi,
(exact ? bgp_show_type_lcommunity_exact
: bgp_show_type_lcommunity),
lcom, show_flags);
lcommunity_free(&lcom);
return ret;
}
static int bgp_show_lcommunity_list(struct vty *vty, struct bgp *bgp,

5
bgpd/bgp_zebra.c
View File

@ -531,9 +531,9 @@ static int zebra_read_route(ZAPI_CALLBACK_ARGS)
api.instance, &api.prefix, buf, nhtype, ifindex,
api.metric, api.tag);
} else {
zlog_debug("Rx route DEL VRF %u %s[%d] %s", vrf_id,
zlog_debug("Rx route DEL VRF %u %s[%d] %pFX", vrf_id,
zebra_route_string(api.type), api.instance,
buf);
&api.prefix);
}
}
@ -2840,6 +2840,7 @@ static int bgp_zebra_process_local_macip(ZAPI_CALLBACK_ARGS)
stream_get(&esi, s, sizeof(esi_t));
} else {
state = stream_getl(s);
memset(&esi, 0, sizeof(esi_t));
}
bgp = bgp_lookup_by_vrf_id(vrf_id);

17
bgpd/bgpd.c
View File

@ -1094,6 +1094,15 @@ static void peer_free(struct peer *peer)
bgp_delete_connected_nexthop(family2afi(peer->su.sa.sa_family),
peer);
FOREACH_AFI_SAFI (afi, safi) {
if (peer->filter[afi][safi].advmap.aname)
XFREE(MTYPE_BGP_FILTER_NAME,
peer->filter[afi][safi].advmap.aname);
if (peer->filter[afi][safi].advmap.cname)
XFREE(MTYPE_BGP_FILTER_NAME,
peer->filter[afi][safi].advmap.cname);
}
XFREE(MTYPE_PEER_TX_SHUTDOWN_MSG, peer->tx_shutdown_message);
XFREE(MTYPE_PEER_DESC, peer->desc);
@ -1121,12 +1130,8 @@ static void peer_free(struct peer *peer)
bfd_info_free(&(peer->bfd_info));
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
bgp_addpath_set_peer_type(peer, afi, safi,
BGP_ADDPATH_NONE);
}
}
FOREACH_AFI_SAFI (afi, safi)
bgp_addpath_set_peer_type(peer, afi, safi, BGP_ADDPATH_NONE);
bgp_unlock(peer->bgp);

4
bgpd/bgpd.h
View File

@ -104,10 +104,6 @@ enum bgp_af_index {
#define AF_FOREACH(af) for ((af) = BGP_AF_START; (af) < BGP_AF_MAX; (af)++)
#define FOREACH_AFI_SAFI(afi, safi) \
for (afi = AFI_IP; afi < AFI_MAX; afi++) \
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++)
#define FOREACH_SAFI(safi) \
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++)

13
isisd/isis_redist.c
View File

@ -380,6 +380,19 @@ static void isis_redist_update_zebra_subscriptions(struct isis *isis)
}
}
void isis_redist_free(struct isis *isis)
{
int i;
for (i = 0; i < REDIST_PROTOCOL_COUNT; i++) {
if (!isis->ext_info[i])
continue;
route_table_finish(isis->ext_info[i]);
isis->ext_info[i] = NULL;
}
}
void isis_redist_set(struct isis_area *area, int level, int family, int type,
uint32_t metric, const char *routemap, int originate_type)
{

1
isisd/isis_redist.h
View File

@ -62,4 +62,5 @@ void isis_redist_set(struct isis_area *area, int level, int family, int type,
uint32_t metric, const char *routemap, int originate_type);
void isis_redist_unset(struct isis_area *area, int level, int family, int type);
void isis_redist_free(struct isis *isis);
#endif

5
isisd/isis_spf.c
View File

@ -1727,6 +1727,11 @@ static struct isis_spf_run *isis_run_spf_arg(struct isis_area *area, int level)
return run;
}
void isis_spf_timer_free(void *run)
{
XFREE(MTYPE_ISIS_SPF_RUN, run);
}
int _isis_spf_schedule(struct isis_area *area, int level,
const char *func, const char *file, int line)
{

1
isisd/isis_spf.h
View File

@ -78,4 +78,5 @@ struct isis_spftree *isis_run_hopcount_spf(struct isis_area *area,
uint8_t *sysid,
struct isis_spftree *spftree);
void isis_spf_timer_free(void *run);
#endif /* _ZEBRA_ISIS_SPF_H */

8
isisd/isisd.c
View File

@ -442,7 +442,11 @@ void isis_area_destroy(struct isis_area *area)
spftree_area_del(area);
if (area->spf_timer[0])
isis_spf_timer_free(THREAD_ARG(area->spf_timer[0]));
thread_cancel(&area->spf_timer[0]);
if (area->spf_timer[1])
isis_spf_timer_free(THREAD_ARG(area->spf_timer[1]));
thread_cancel(&area->spf_timer[1]);
spf_backoff_free(area->spf_delay_ietf[0]);
@ -583,6 +587,7 @@ void isis_finish(struct isis *isis)
isis_vrf_unlink(isis, vrf);
}
isis_redist_free(isis);
list_delete(&isis->area_list);
list_delete(&isis->init_circ_list);
XFREE(MTYPE_ISIS, isis);
@ -2375,6 +2380,9 @@ static void area_resign_level(struct isis_area *area, int level)
}
}
if (area->spf_timer[level - 1])
isis_spf_timer_free(THREAD_ARG(area->spf_timer[level - 1]));
thread_cancel(&area->spf_timer[level - 1]);
sched_debug(

4
lib/zebra.h
View File

@ -359,6 +359,10 @@ typedef enum {
SAFI_MAX = 8
} safi_t;
#define FOREACH_AFI_SAFI(afi, safi) \
for (afi = AFI_IP; afi < AFI_MAX; afi++) \
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++)
/* Default Administrative Distance of each protocol. */
#define ZEBRA_KERNEL_DISTANCE_DEFAULT 0
#define ZEBRA_CONNECT_DISTANCE_DEFAULT 0

49
staticd/static_routes.c
View File

@ -546,19 +546,15 @@ void static_fixup_vrf_ids(struct static_vrf *enable_svrf)
svrf = vrf->info;
/* Install any static routes configured for this VRF. */
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
stable = svrf->stable[afi][safi];
if (!stable)
continue;
FOREACH_AFI_SAFI (afi, safi) {
stable = svrf->stable[afi][safi];
if (!stable)
continue;
static_fixup_vrf(enable_svrf, stable,
afi, safi);
static_fixup_vrf(enable_svrf, stable, afi, safi);
if (enable_svrf == svrf)
static_enable_vrf(svrf, stable,
afi, safi);
}
if (enable_svrf == svrf)
static_enable_vrf(svrf, stable, afi, safi);
}
}
}
@ -649,20 +645,17 @@ void static_cleanup_vrf_ids(struct static_vrf *disable_svrf)
svrf = vrf->info;
/* Uninstall any static routes configured for this VRF. */
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
struct route_table *stable;
FOREACH_AFI_SAFI (afi, safi) {
struct route_table *stable;
stable = svrf->stable[afi][safi];
if (!stable)
continue;
stable = svrf->stable[afi][safi];
if (!stable)
continue;
static_cleanup_vrf(disable_svrf, stable,
afi, safi);
static_cleanup_vrf(disable_svrf, stable, afi, safi);
if (disable_svrf == svrf)
static_disable_vrf(stable, afi, safi);
}
if (disable_svrf == svrf)
static_disable_vrf(stable, afi, safi);
}
}
}
@ -725,14 +718,12 @@ void static_install_intf_nh(struct interface *ifp)
continue;
/* Install any static routes configured for this interface. */
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
stable = svrf->stable[afi][safi];
if (!stable)
continue;
FOREACH_AFI_SAFI (afi, safi) {
stable = svrf->stable[afi][safi];
if (!stable)
continue;
static_fixup_intf_nh(stable, ifp, afi, safi);
}
static_fixup_intf_nh(stable, ifp, afi, safi);
}
}
}

14
staticd/static_vrf.c
View File

@ -238,14 +238,12 @@ int static_vrf_has_config(struct static_vrf *svrf)
* NOTE: This is a don't care for the default VRF, but we go through
* the motions to keep things consistent.
*/
for (afi = AFI_IP; afi < AFI_MAX; afi++) {
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
table = svrf->stable[afi][safi];
if (!table)
continue;
if (route_table_count(table))
return 1;
}
FOREACH_AFI_SAFI (afi, safi) {
table = svrf->stable[afi][safi];
if (!table)
continue;
if (route_table_count(table))
return 1;
}
return 0;

71
tests/bgpd/test_mpath.c
View File

@ -106,15 +106,13 @@ static struct bgp *bgp_create_fake(as_t *as, const char *name)
// bgp->group->cmp = (int (*)(void *, void *)) peer_group_cmp;
bgp_evpn_init(bgp);
for (afi = AFI_IP; afi < AFI_MAX; afi++)
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
bgp->route[afi][safi] = bgp_table_init(bgp, afi, safi);
bgp->aggregate[afi][safi] = bgp_table_init(
bgp, afi, safi);
bgp->rib[afi][safi] = bgp_table_init(bgp, afi, safi);
bgp->maxpaths[afi][safi].maxpaths_ebgp = MULTIPATH_NUM;
bgp->maxpaths[afi][safi].maxpaths_ibgp = MULTIPATH_NUM;
}
FOREACH_AFI_SAFI (afi, safi) {
bgp->route[afi][safi] = bgp_table_init(bgp, afi, safi);
bgp->aggregate[afi][safi] = bgp_table_init(bgp, afi, safi);
bgp->rib[afi][safi] = bgp_table_init(bgp, afi, safi);
bgp->maxpaths[afi][safi].maxpaths_ebgp = MULTIPATH_NUM;
bgp->maxpaths[afi][safi].maxpaths_ibgp = MULTIPATH_NUM;
}
bgp_scan_init(bgp);
bgp->default_local_pref = BGP_DEFAULT_LOCAL_PREF;
@ -152,36 +150,33 @@ static int run_bgp_cfg_maximum_paths(testcase_t *t)
int test_result = TEST_PASSED;
bgp = t->tmp_data;
for (afi = AFI_IP; afi < AFI_MAX; afi++)
for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) {
/* test bgp_maximum_paths_set */
api_result = bgp_maximum_paths_set(
bgp, afi, safi, BGP_PEER_EBGP, 10, 0);
EXPECT_TRUE(api_result == 0, test_result);
api_result = bgp_maximum_paths_set(
bgp, afi, safi, BGP_PEER_IBGP, 10, 0);
EXPECT_TRUE(api_result == 0, test_result);
EXPECT_TRUE(bgp->maxpaths[afi][safi].maxpaths_ebgp
== 10,
test_result);
EXPECT_TRUE(bgp->maxpaths[afi][safi].maxpaths_ibgp
== 10,
test_result);
FOREACH_AFI_SAFI (afi, safi) {
/* test bgp_maximum_paths_set */
api_result = bgp_maximum_paths_set(bgp, afi, safi,
BGP_PEER_EBGP, 10, 0);
EXPECT_TRUE(api_result == 0, test_result);
api_result = bgp_maximum_paths_set(bgp, afi, safi,
BGP_PEER_IBGP, 10, 0);
EXPECT_TRUE(api_result == 0, test_result);
EXPECT_TRUE(bgp->maxpaths[afi][safi].maxpaths_ebgp == 10,
test_result);
EXPECT_TRUE(bgp->maxpaths[afi][safi].maxpaths_ibgp == 10,
test_result);
/* test bgp_maximum_paths_unset */
api_result = bgp_maximum_paths_unset(bgp, afi, safi,
BGP_PEER_EBGP);
EXPECT_TRUE(api_result == 0, test_result);
api_result = bgp_maximum_paths_unset(bgp, afi, safi,
BGP_PEER_IBGP);
EXPECT_TRUE(api_result == 0, test_result);
EXPECT_TRUE((bgp->maxpaths[afi][safi].maxpaths_ebgp
== MULTIPATH_NUM),
test_result);
EXPECT_TRUE((bgp->maxpaths[afi][safi].maxpaths_ibgp
== MULTIPATH_NUM),
test_result);
}
/* test bgp_maximum_paths_unset */
api_result =
bgp_maximum_paths_unset(bgp, afi, safi, BGP_PEER_EBGP);
EXPECT_TRUE(api_result == 0, test_result);
api_result =
bgp_maximum_paths_unset(bgp, afi, safi, BGP_PEER_IBGP);
EXPECT_TRUE(api_result == 0, test_result);
EXPECT_TRUE((bgp->maxpaths[afi][safi].maxpaths_ebgp
== MULTIPATH_NUM),
test_result);
EXPECT_TRUE((bgp->maxpaths[afi][safi].maxpaths_ibgp
== MULTIPATH_NUM),
test_result);
}
return test_result;
}