Module: kamailio Branch: master Commit: f71e8e66da1e4c611a7b00bb6a264ab59f279ac7 URL: https://github.com/kamailio/kamailio/commit/f71e8e66da1e4c611a7b00bb6a264ab5...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2022-05-31T10:11:10+02:00

ims_ipsec_pcscf: option to skip use of alias for pcontact received details

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Modified: src/modules/ims_ipsec_pcscf/cmd.c

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Diff: https://github.com/kamailio/kamailio/commit/f71e8e66da1e4c611a7b00bb6a264ab5... Patch: https://github.com/kamailio/kamailio/commit/f71e8e66da1e4c611a7b00bb6a264ab5...

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diff --git a/src/modules/ims_ipsec_pcscf/cmd.c b/src/modules/ims_ipsec_pcscf/cmd.c index 336395d4ca..480191cb44 100644 --- a/src/modules/ims_ipsec_pcscf/cmd.c +++ b/src/modules/ims_ipsec_pcscf/cmd.c @@ -77,13 +77,15 @@ extern usrloc_api_t ul; extern struct tm_binds tmb;

/* if set - set send force socket for request messages */ -#define IPSEC_SEND_FORCE_SOCKET 0x01 +#define IPSEC_SEND_FORCE_SOCKET 1 /* if set - start searching from the last element */ -#define IPSEC_REVERSE_SEARCH 0x02 +#define IPSEC_REVERSE_SEARCH 2 /* if set - use destination address for IPSec tunnel search */ -#define IPSEC_DSTADDR_SEARCH 0x04 +#define IPSEC_DSTADDR_SEARCH (1<<2) /* if set - use new r-uri address for IPSec tunnel search */ -#define IPSEC_RURIADDR_SEARCH 0x08 +#define IPSEC_RURIADDR_SEARCH (1<<3) +/* if set - do not use alias for IPSec tunnel received details */ +#define IPSEC_NOALIAS_SEARCH (1<<4)

/* if set - delete unused tunnels before every registration */ #define IPSEC_CREATE_DELETE_UNUSED_TUNNELS 0x01 @@ -219,16 +221,16 @@ static int fill_contact( ci->via_prot = vb->proto; }

- if(uri.params.len > 6 - && (alias_start = _strnistr( - uri.params.s, "alias=", uri.params.len)) - != NULL) { + alias_start = NULL; + if((!(sflags & IPSEC_NOALIAS_SEARCH)) && uri.params.len > 6) { + alias_start = _strnistr(uri.params.s, "alias=", uri.params.len); + } + if(alias_start!=NULL && *(alias_start-1)==';') { char *p, *port_s, *proto_s; char portbuf[5]; str alias_s;

- LM_DBG("contact has an alias [%.*s] - we can use that as the " - "received\n", + LM_DBG("contact has an alias [%.*s] - use that as the received\n", uri.params.len, uri.params.s);

alias_s.len = uri.params.len - (alias_start - uri.params.s) - 6; @@ -858,7 +860,8 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags)

if(ul.get_pcontact(d, &ci, &pcontact, _cflags & IPSEC_REVERSE_SEARCH) != 0 || pcontact == NULL) { - LM_ERR("Contact doesn't exist\n"); + LM_ERR("contact not found [%d:%.*s:%d]\n", (int)ci.via_prot, + ci.via_host.len, ci.via_host.s, (int)ci.via_port); goto cleanup; }

@@ -891,6 +894,7 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags) //int uri_len = 4 /* strlen("sip:") */ + ci.via_host.len + 5 /* max len of port number */ ;

if(m->dst_uri.s) { + LM_DBG("resetting dst uri\n"); pkg_free(m->dst_uri.s); m->dst_uri.s = NULL; m->dst_uri.len = 0; @@ -938,6 +942,7 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags) memcpy(m->dst_uri.s, buf, buf_len); m->dst_uri.len = buf_len; m->dst_uri.s[m->dst_uri.len] = '\0'; + LM_ERR("new destination URI: %.*s\n", m->dst_uri.len, m->dst_uri.s);

// Set send socket struct socket_info *client_sock = grep_sock_info( @@ -951,6 +956,7 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags)

// Set destination info struct dest_info dst_info; + init_dest_info(&dst_info); dst_info.send_sock = client_sock; if(m->first_line.type == SIP_REQUEST && (_cflags & IPSEC_SEND_FORCE_SOCKET)) {