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S1AP: Only register MME if we do not know it yet

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This commit is contained in:
Robert Schmidt
2020-07-20 09:13:18 +02:00
parent 64f0b7e0e5
commit d47c539dda
1 changed files with 14 additions and 1 deletions
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openair3/S1AP/s1ap_eNB.c
+14 -1
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@@ -220,8 +220,21 @@ void s1ap_eNB_handle_register_eNB(instance_t instance, s1ap_register_enb_req_t *
/* Trying to connect to provided list of MME ip address */
for (index = 0; index < s1ap_register_eNB->nb_mme; index++) {
net_ip_address_t *mme_ip = &s1ap_register_eNB->mme_ip_address[index];
struct s1ap_eNB_mme_data_s *mme = NULL;
RB_FOREACH(mme, s1ap_mme_map, &new_instance->s1ap_mme_head) {
/* Compare whether IPv4 and IPv6 information is already present, in which
* wase we do not register again */
if (mme->mme_s1_ip.ipv4 == mme_ip->ipv4 && (!mme_ip->ipv4
|| strncmp(mme->mme_s1_ip.ipv4_address, mme_ip->ipv4_address, 16) == 0)
&& mme->mme_s1_ip.ipv6 == mme_ip->ipv6 && (!mme_ip->ipv6
|| strncmp(mme->mme_s1_ip.ipv6_address, mme_ip->ipv6_address, 46) == 0))
break;
}
if (mme)
continue;
s1ap_eNB_register_mme(new_instance,
&s1ap_register_eNB->mme_ip_address[index],
mme_ip,
&s1ap_register_eNB->enb_ip_address,
s1ap_register_eNB->sctp_in_streams,
s1ap_register_eNB->sctp_out_streams,