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asterisk
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generalize a bit the functions used to create an tcp socket

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and then run a service on it.
The code in manager.c does essentially the same things,
so we will be able to reuse the code in here (probably
moving it to netsock.c or another appropriate library file).



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@48008 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.6.0
Luigi Rizzo 20 years ago
parent e46e42ceec
commit 2657279cb5
1 changed files with 38 additions and 18 deletions
Show Stats Download Patch File Download Diff File

56
main/http.c
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@ -63,6 +63,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
* in or out the DO_SSL macro.
* We declare most of ssl support variables unconditionally,
* because their number is small and this simplifies the code.
* XXX this eventually goes into a generic header file.
*/
#if defined(HAVE_OPENSSL) && (defined(HAVE_FUNOPEN) || defined(HAVE_FOPENCOOKIE))
#define DO_SSL /* comment in/out if you want to support ssl */
@ -103,8 +104,14 @@ struct server_args {
int is_ssl; /* is this an SSL accept ? */
int accept_fd;
pthread_t master;
void *(*accept_fn)(void *); /* the function in charge of doing the accept */
void *(*worker_fn)(void *); /* the function in charge of doing the actual work */
const char *name;
};
static void *http_root(void *arg);
static void *httpd_helper_thread(void *arg);
/*!
* we have up to two accepting threads, one for http, one for https
*/
@ -112,12 +119,18 @@ static struct server_args http_desc = {
.accept_fd = -1,
.master = AST_PTHREADT_NULL,
.is_ssl = 0,
.name = "http server",
.accept_fn = http_root,
.worker_fn = httpd_helper_thread,
};
static struct server_args https_desc = {
.accept_fd = -1,
.master = AST_PTHREADT_NULL,
.is_ssl = 1,
.name = "https server",
.accept_fn = http_root,
.worker_fn = httpd_helper_thread,
};
static struct ast_http_uri *uris; /*!< list of supported handlers */
@ -471,7 +484,7 @@ static int ssl_close(void *cookie)
}
#endif /* DO_SSL */
static void *ast_httpd_helper_thread(void *data)
static void *httpd_helper_thread(void *data)
{
char buf[4096];
char cookie[4096];
@ -667,7 +680,7 @@ static void *http_root(void *data)
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
if (ast_pthread_create_background(&launched, &attr, ast_httpd_helper_thread, ser)) {
if (ast_pthread_create_background(&launched, &attr, desc->worker_fn, ser)) {
ast_log(LOG_WARNING, "Unable to launch helper thread: %s\n", strerror(errno));
close(ser->fd);
free(ser);
@ -721,7 +734,12 @@ static int ssl_setup(void)
#endif
}
static void http_server_start(struct server_args *desc)
/*!
* This is a generic (re)start routine for a TCP server,
* which does the socket/bind/listen and starts a thread for handling
* accept().
*/
static void server_start(struct server_args *desc)
{
int flags;
int x = 1;
@ -729,7 +747,7 @@ static void http_server_start(struct server_args *desc)
/* Do nothing if nothing has changed */
if (!memcmp(&desc->oldsin, &desc->sin, sizeof(desc->oldsin))) {
if (option_debug)
ast_log(LOG_DEBUG, "Nothing changed in http\n");
ast_log(LOG_DEBUG, "Nothing changed in %s\n", desc->name);
return;
}
@ -748,33 +766,33 @@ static void http_server_start(struct server_args *desc)
/* If there's no new server, stop here */
if (desc->sin.sin_family == 0)
return;
desc->accept_fd = socket(AF_INET, SOCK_STREAM, 0);
if (desc->accept_fd < 0) {
ast_log(LOG_WARNING, "Unable to allocate socket: %s\n", strerror(errno));
ast_log(LOG_WARNING, "Unable to allocate socket for %s: %s\n",
desc->name, strerror(errno));
return;
}
setsockopt(desc->accept_fd, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(x));
if (bind(desc->accept_fd, (struct sockaddr *)&desc->sin, sizeof(desc->sin))) {
ast_log(LOG_NOTICE, "Unable to bind http server to %s:%d: %s\n",
ast_log(LOG_NOTICE, "Unable to bind %s to %s:%d: %s\n",
desc->name,
ast_inet_ntoa(desc->sin.sin_addr), ntohs(desc->sin.sin_port),
strerror(errno));
goto error;
}
if (listen(desc->accept_fd, 10)) {
ast_log(LOG_NOTICE, "Unable to listen!\n");
close(desc->accept_fd);
desc->accept_fd = -1;
return;
ast_log(LOG_NOTICE, "Unable to listen for %s!\n", desc->name);
goto error;
}
flags = fcntl(desc->accept_fd, F_GETFL);
fcntl(desc->accept_fd, F_SETFL, flags | O_NONBLOCK);
if (ast_pthread_create_background(&desc->master, NULL, http_root, desc)) {
ast_log(LOG_NOTICE, "Unable to launch http server on %s:%d: %s\n",
ast_inet_ntoa(desc->sin.sin_addr), ntohs(desc->sin.sin_port),
strerror(errno));
if (ast_pthread_create_background(&desc->master, NULL, desc->accept_fn, desc)) {
ast_log(LOG_NOTICE, "Unable to launch %s on %s:%d: %s\n",
desc->name,
ast_inet_ntoa(desc->sin.sin_addr), ntohs(desc->sin.sin_port),
strerror(errno));
goto error;
}
return;
@ -794,8 +812,10 @@ static int __ast_http_load(int reload)
struct ast_hostent ahp;
char newprefix[MAX_PREFIX];
/* default values */
memset(&http_desc.sin, 0, sizeof(http_desc.sin));
http_desc.sin.sin_port = htons(8088);
memset(&https_desc.sin, 0, sizeof(https_desc.sin));
https_desc.sin.sin_port = htons(8089);
strcpy(newprefix, DEFAULT_PREFIX);
@ -854,9 +874,9 @@ static int __ast_http_load(int reload)
if (strcmp(prefix, newprefix))
ast_copy_string(prefix, newprefix, sizeof(prefix));
enablestatic = newenablestatic;
http_server_start(&http_desc);
server_start(&http_desc);
if (ssl_setup())
http_server_start(&https_desc);
server_start(&https_desc);
return 0;
}

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