diff options
author | Mark Spencer <markster@digium.com> | 2004-12-28 21:20:18 +0000 |
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committer | Mark Spencer <markster@digium.com> | 2004-12-28 21:20:18 +0000 |
commit | b1b8802edd8b637d26ffdf0fa4efd72e31307e8e (patch) | |
tree | ff1a3d626a07eb45a2a194baf565fc7e3362d0a8 /channels | |
parent | 886ebab04abc45d2478a6a51b690ceca4a5e9df0 (diff) |
Make it possible to configure an externhost and not just an externip (bug #3069)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4573 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'channels')
-rwxr-xr-x | channels/chan_sip.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 8c4365954..7012a9f21 100755 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -564,6 +564,9 @@ static int global_canreinvite = REINVITE_INVITE; static struct sockaddr_in bindaddr; static struct sockaddr_in externip; +static char externhost[256] = ""; +static time_t externexpire = 0; +static int externrefresh = 10; static struct ast_ha *localaddr; static struct ast_frame *sip_read(struct ast_channel *ast); @@ -636,6 +639,16 @@ static int ast_sip_ouraddrfor(struct in_addr *them, struct in_addr *us) */ struct sockaddr_in theirs; theirs.sin_addr = *them; + if (externexpire && (time(NULL) >= externexpire)) { + struct ast_hostent ahp; + struct hostent *hp; + time(&externexpire); + externexpire += externrefresh; + if ((hp = ast_gethostbyname(externhost, &ahp))) { + memcpy(&externip, hp->h_addr, sizeof(externip)); + } else + ast_log(LOG_NOTICE, "Warning: Re-lookup of '%s' failed!\n", externhost); + } if (localaddr && externip.sin_addr.s_addr && ast_apply_ha(localaddr, &theirs)) { char iabuf[INET_ADDRSTRLEN]; @@ -8837,6 +8850,9 @@ static int reload_config(void) strncpy(default_context, DEFAULT_CONTEXT, sizeof(default_context) - 1); default_language[0] = '\0'; default_fromdomain[0] = '\0'; + externhost[0] = '\0'; + externexpire = 0; + externrefresh = 10; strncpy(default_useragent, DEFAULT_USERAGENT, sizeof(default_useragent) - 1); strncpy(default_notifymime, DEFAULT_NOTIFYMIME, sizeof(default_notifymime) - 1); global_realm[sizeof(global_realm)-1] = '\0'; @@ -9008,6 +9024,19 @@ static int reload_config(void) ast_log(LOG_WARNING, "Invalid address for externip keyword: %s\n", v->value); else memcpy(&externip.sin_addr, hp->h_addr, sizeof(externip.sin_addr)); + externexpire = 0; + } else if (!strcasecmp(v->name, "externhost")) { + strncpy(externhost, v->value, sizeof(externhost) - 1); + if (!(hp = ast_gethostbyname(externhost, &ahp))) + ast_log(LOG_WARNING, "Invalid address for externhost keyword: %s\n", externhost); + else + memcpy(&externip.sin_addr, hp->h_addr, sizeof(externip.sin_addr)); + time(&externexpire); + } else if (!strcasecmp(v->name, "externrefresh")) { + if (sscanf(v->value, "%i", &externrefresh) != 1) { + ast_log(LOG_WARNING, "Invalid externrefresh value '%s', must be an integer >0 at line %d\n", v->value, v->lineno); + externrefresh = 10; + } } else if (!strcasecmp(v->name, "allow")) { ast_parse_allow_disallow(&prefs, &global_capability, v->value, 1); } else if (!strcasecmp(v->name, "disallow")) { |