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revert the changes to allow chan_iax2 to use dnsmgr for registrations.

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my concerns are listed in issue #6305


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@32327 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2006-06-05 16:17:31 +00:00
parent de0c61807d
commit b0260c1039
3 changed files with 51 additions and 106 deletions
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85
channels/chan_iax2.c
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@@ -416,7 +416,6 @@ struct iax2_registry {
int callno; /*!< Associated call number if applicable */
struct sockaddr_in us; /*!< Who the server thinks we are */
struct iax2_registry *next;
struct ast_dnsmgr_entry *dnsmgr; /*!< DNS refresh manager */
};
static struct iax2_registry *registrations;
@@ -1895,7 +1894,7 @@ static int iax2_prune_realtime(int fd, int argc, char *argv[])
} else if ((peer = find_peer(argv[3], 0))) {
if(ast_test_flag(peer, IAX_RTCACHEFRIENDS)) {
ast_set_flag(peer, IAX_RTAUTOCLEAR);
expire_registry(peer);
expire_registry(peer->name);
ast_cli(fd, "OK peer %s was removed from the cache.\n", argv[3]);
} else {
ast_cli(fd, "SORRY peer %s is not eligible for this operation.\n", argv[3]);
@@ -2533,7 +2532,7 @@ static struct iax2_peer *realtime_peer(const char *peername, struct sockaddr_in
if (ast_test_flag(peer, IAX_RTAUTOCLEAR)) {
if (peer->expire > -1)
ast_sched_del(sched, peer->expire);
peer->expire = ast_sched_add(sched, (global_rtautoclear) * 1000, expire_registry, (void*)peer);
peer->expire = ast_sched_add(sched, (global_rtautoclear) * 1000, expire_registry, (void*)peer->name);
}
AST_LIST_LOCK(&peers);
AST_LIST_INSERT_HEAD(&peers, peer, entry);
@@ -4305,8 +4304,8 @@ static char *regstate2str(int regstate)
static int iax2_show_registry(int fd, int argc, char *argv[])
{
#define FORMAT2 "%-20.20s %-6.6s %-10.10s %-20.20s %8.8s %s\n"
#define FORMAT "%-20.20s %-6.6s %-10.10s %-20.20s %8d %s\n"
#define FORMAT2 "%-20.20s %-10.10s %-20.20s %8.8s %s\n"
#define FORMAT "%-20.20s %-10.10s %-20.20s %8d %s\n"
struct iax2_registry *reg = NULL;
char host[80];
@@ -4315,7 +4314,7 @@ static int iax2_show_registry(int fd, int argc, char *argv[])
if (argc != 3)
return RESULT_SHOWUSAGE;
AST_LIST_LOCK(&peers);
ast_cli(fd, FORMAT2, "Host", "dnsmgr", "Username", "Perceived", "Refresh", "State");
ast_cli(fd, FORMAT2, "Host", "Username", "Perceived", "Refresh", "State");
for (reg = registrations;reg;reg = reg->next) {
snprintf(host, sizeof(host), "%s:%d", ast_inet_ntoa(iabuf, sizeof(iabuf), reg->addr.sin_addr), ntohs(reg->addr.sin_port));
if (reg->us.sin_addr.s_addr)
@@ -4323,7 +4322,6 @@ static int iax2_show_registry(int fd, int argc, char *argv[])
else
ast_copy_string(perceived, "<Unregistered>", sizeof(perceived));
ast_cli(fd, FORMAT, host,
(reg->dnsmgr) ? "Y" : "N",
reg->username, perceived, reg->refresh, regstate2str(reg->regstate));
}
AST_LIST_UNLOCK(&peers);
@@ -5449,6 +5447,7 @@ static int iax2_register(char *value, int lineno)
char *porta;
char *stringp=NULL;
struct ast_hostent ahp; struct hostent *hp;
if (!value)
return -1;
ast_copy_string(copy, value, sizeof(copy));
@@ -5470,18 +5469,20 @@ static int iax2_register(char *value, int lineno)
ast_log(LOG_WARNING, "%s is not a valid port number at line %d\n", porta, lineno);
return -1;
}
if (!(reg = ast_calloc(1, sizeof(*reg))))
return -1;
if (ast_dnsmgr_lookup(hostname, &reg->addr.sin_addr, &reg->dnsmgr) < 0) {
free(reg);
hp = ast_gethostbyname(hostname, &ahp);
if (!hp) {
ast_log(LOG_WARNING, "Host '%s' not found at line %d\n", hostname, lineno);
return -1;
}
if (!(reg = ast_calloc(1, sizeof(*reg))))
return -1;
ast_copy_string(reg->username, username, sizeof(reg->username));
if (secret)
ast_copy_string(reg->secret, secret, sizeof(reg->secret));
reg->expire = -1;
reg->refresh = IAX_DEFAULT_REG_EXPIRE;
reg->addr.sin_family = AF_INET;
memcpy(&reg->addr.sin_addr, hp->h_addr, sizeof(&reg->addr.sin_addr));
reg->addr.sin_port = porta ? htons(atoi(porta)) : htons(IAX_DEFAULT_PORTNO);
reg->next = registrations;
reg->callno = 0;
@@ -5511,7 +5512,26 @@ static void prune_peers(void);
static void __expire_registry(void *data)
{
struct iax2_peer *p = data;
char *name = data;
struct iax2_peer *p = NULL;
/* Go through and grab this peer... and if it needs to be removed... then do it */
AST_LIST_LOCK(&peers);
AST_LIST_TRAVERSE_SAFE_BEGIN(&peers, p, entry) {
if (!strcasecmp(p->name, name)) {
/* If we are set to auto clear then remove ourselves */
if (ast_test_flag(p, IAX_RTAUTOCLEAR))
AST_LIST_REMOVE_CURRENT(&peers, entry);
p->expire = -1;
break;
}
}
AST_LIST_TRAVERSE_SAFE_END
AST_LIST_UNLOCK(&peers);
/* Peer is already gone for whatever reason */
if (!p)
return;
ast_log(LOG_DEBUG, "Expiring registration for peer '%s'\n", p->name);
manager_event(EVENT_FLAG_SYSTEM, "PeerStatus", "Peer: IAX2/%s\r\nPeerStatus: Unregistered\r\nCause: Expired\r\n", p->name);
@@ -5528,18 +5548,16 @@ static void __expire_registry(void *data)
if (ast_test_flag(p, IAX_RTAUTOCLEAR)) {
/* We are already gone from the list, so we can just destroy ourselves */
AST_LIST_LOCK(&peers);
AST_LIST_REMOVE(&peers, p, entry);
AST_LIST_UNLOCK(&peers);
destroy_peer(p);
}
}
static int expire_registry(void *data)
{
struct iax2_peer *p = data;
p->expire = -1;
__expire_registry(p);
#ifdef SCHED_MULTITHREADED
if (schedule_action(__expire_registry, data))
#endif
__expire_registry(data);
return 0;
}
@@ -5573,7 +5591,7 @@ static void reg_source_db(struct iax2_peer *p)
if (p->expire > -1)
ast_sched_del(sched, p->expire);
ast_device_state_changed("IAX2/%s", p->name); /* Activate notification */
p->expire = ast_sched_add(sched, (p->expiry + 10) * 1000, expire_registry, (void *)p);
p->expire = ast_sched_add(sched, (p->expiry + 10) * 1000, expire_registry, (void *)p->name);
if (iax2_regfunk)
iax2_regfunk(p->name, 1);
register_peer_exten(p, 1);
@@ -5651,7 +5669,7 @@ static int update_registry(char *name, struct sockaddr_in *sin, int callno, char
p->expiry = refresh;
}
if (p->expiry && sin->sin_addr.s_addr)
p->expire = ast_sched_add(sched, (p->expiry + 10) * 1000, expire_registry, (void *)p);
p->expire = ast_sched_add(sched, (p->expiry + 10) * 1000, expire_registry, (void *)p->name);
iax_ie_append_str(&ied, IAX_IE_USERNAME, p->name);
iax_ie_append_int(&ied, IAX_IE_DATETIME, iax2_datetime(p->zonetag));
if (sin->sin_addr.s_addr) {
@@ -7723,31 +7741,6 @@ static int iax2_do_register(struct iax2_registry *reg)
struct iax_ie_data ied;
if (option_debug && iaxdebug)
ast_log(LOG_DEBUG, "Sending registration request for '%s'\n", reg->username);
if (reg->dnsmgr &&
((reg->regstate == REG_STATE_TIMEOUT) || !reg->addr.sin_addr.s_addr)) {
/* Maybe the IP has changed, force DNS refresh */
ast_dnsmgr_refresh(reg->dnsmgr, 1);
}
/*
* if IP has Changed, free allocated call to create a new one with new IP
* call has the pointer to IP and must be updated to the new one
*/
if (reg->dnsmgr && ast_dnsmgr_changed(reg->dnsmgr) && (reg->callno > 0)) {
iax2_destroy(reg->callno);
reg->callno = 0;
}
if (!reg->addr.sin_addr.s_addr) {
if (option_debug && iaxdebug)
ast_log(LOG_DEBUG, "Unable to send registration request for '%s' without IP address\n", reg->username);
/* Setup the next registration attempt */
if (reg->expire > -1)
ast_sched_del(sched, reg->expire);
reg->expire = ast_sched_add(sched, (5 * reg->refresh / 6) * 1000, iax2_do_register_s, reg);
return -1;
}
if (!reg->callno) {
if (option_debug)
ast_log(LOG_DEBUG, "Allocate call number\n");
@@ -8640,8 +8633,6 @@ static void delete_users(void)
}
ast_mutex_unlock(&iaxsl[regl->callno]);
}
if (regl->dnsmgr)
ast_dnsmgr_release(regl->dnsmgr);
free(regl);
}
registrations = NULL;