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-rw-r--r--configs/manager.conf.sample12
-rw-r--r--include/asterisk/http.h18
-rw-r--r--main/http.c81
-rw-r--r--main/manager.c74
4 files changed, 129 insertions, 56 deletions
diff --git a/configs/manager.conf.sample b/configs/manager.conf.sample
index ee1b063da..660ab843e 100644
--- a/configs/manager.conf.sample
+++ b/configs/manager.conf.sample
@@ -26,6 +26,18 @@ enabled = no
port = 5038
;httptimeout = 60
bindaddr = 0.0.0.0
+
+; Parameters that control AMI over TLS. ("enabled" must be set too).
+; You can open a connection to this socket with e.g.
+;
+; openssl s_client -connect my_host:5039
+;
+; sslenable=no ; set to YES to enable it
+; sslbindport=5039 ; the port to bind to
+; sslbindaddr=0.0.0.0 ; address to bind to, default to bindaddr
+; sslcert=/tmp/asterisk.pem ; path to the certificate.
+
+
;displayconnects = yes
;
; Add a Unix epoch timestamp to events (not action responses)
diff --git a/include/asterisk/http.h b/include/asterisk/http.h
index f14edd883..bfd39c039 100644
--- a/include/asterisk/http.h
+++ b/include/asterisk/http.h
@@ -60,9 +60,21 @@
#include <openssl/ssl.h>
#include <openssl/err.h>
#else
-typedef struct {} SSL; /* so we can define a pointer to it */
+/* declare dummy types so we can define a pointer to them */
+typedef struct {} SSL;
+typedef struct {} SSL_CTX;
#endif /* DO_SSL */
+/* SSL support */
+#define AST_CERTFILE "asterisk.pem"
+
+struct tls_config {
+ int enabled;
+ char *certfile;
+ char *cipher;
+ SSL_CTX *ssl_ctx;
+};
+
/*!
* The following code implements a generic mechanism for starting
* services on a TCP or TLS socket.
@@ -111,7 +123,7 @@ struct server_instance {
struct server_args {
struct sockaddr_in sin;
struct sockaddr_in oldsin;
- int is_ssl; /* is this an SSL accept ? */
+ struct tls_config *tls_cfg; /* points to the SSL configuration if any */
int accept_fd;
int poll_timeout;
pthread_t master;
@@ -123,7 +135,7 @@ struct server_args {
void *server_root(void *);
void server_start(struct server_args *desc);
-int ssl_setup(void);
+int ssl_setup(struct tls_config *cfg);
/*! \brief HTTP Callbacks take the socket, the method and the path as arguments and should
return the content, allocated with malloc(). Status should be changed to reflect
diff --git a/main/http.c b/main/http.c
index ba0f5f5e2..96e0bd82b 100644
--- a/main/http.c
+++ b/main/http.c
@@ -73,26 +73,13 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
*
* We declare most of ssl support variables unconditionally,
* because their number is small and this simplifies the code.
- *
- * NOTE: the ssl-support variables (ssl_ctx, do_ssl, certfile, cipher)
- * and their setup should be moved to a more central place, e.g. asterisk.conf
- * and the source files that processes it. Similarly, ssl_setup() should
- * be run earlier in the startup process so modules have it available.
*/
#if defined(HAVE_OPENSSL) && (defined(HAVE_FUNOPEN) || defined(HAVE_FOPENCOOKIE))
#define DO_SSL /* comment in/out if you want to support ssl */
#endif
-#ifdef DO_SSL
-static SSL_CTX* ssl_ctx;
-#endif /* DO_SSL */
-
-/* SSL support */
-#define AST_CERTFILE "asterisk.pem"
-static int do_ssl;
-static char *certfile;
-static char *cipher;
+static struct tls_config http_tls_cfg;
static void *httpd_helper_thread(void *arg);
@@ -102,7 +89,7 @@ static void *httpd_helper_thread(void *arg);
static struct server_args http_desc = {
.accept_fd = -1,
.master = AST_PTHREADT_NULL,
- .is_ssl = 0,
+ .tls_cfg = NULL,
.poll_timeout = -1,
.name = "http server",
.accept_fn = server_root,
@@ -112,7 +99,7 @@ static struct server_args http_desc = {
static struct server_args https_desc = {
.accept_fd = -1,
.master = AST_PTHREADT_NULL,
- .is_ssl = 1,
+ .tls_cfg = &http_tls_cfg,
.poll_timeout = -1,
.name = "https server",
.accept_fn = server_root,
@@ -250,7 +237,7 @@ static char *httpstatus_callback(struct sockaddr_in *req, const char *uri, struc
ast_inet_ntoa(http_desc.oldsin.sin_addr));
ast_build_string(&c, &reslen, "<tr><td><i>Bind Port</i></td><td><b>%d</b></td></tr>\r\n",
ntohs(http_desc.oldsin.sin_port));
- if (do_ssl)
+ if (http_tls_cfg.enabled)
ast_build_string(&c, &reslen, "<tr><td><i>SSL Bind Port</i></td><td><b>%d</b></td></tr>\r\n",
ntohs(https_desc.oldsin.sin_port));
ast_build_string(&c, &reslen, "<tr><td colspan=\"2\"><hr></td></tr>\r\n");
@@ -482,10 +469,10 @@ static void *make_file_from_fd(void *data)
/*
* open a FILE * as appropriate.
*/
- if (!ser->parent->is_ssl)
+ if (!ser->parent->tls_cfg)
ser->f = fdopen(ser->fd, "w+");
#ifdef DO_SSL
- else if ( (ser->ssl = SSL_new(ssl_ctx)) ) {
+ else if ( (ser->ssl = SSL_new(ser->parent->tls_cfg->ssl_ctx)) ) {
SSL_set_fd(ser->ssl, ser->fd);
if (SSL_accept(ser->ssl) == 0)
ast_verbose(" error setting up ssl connection");
@@ -702,32 +689,32 @@ char *ast_http_setcookie(const char *var, const char *val, int expires, char *bu
return buf;
}
-int ssl_setup(void)
+int ssl_setup(struct tls_config *cfg)
{
#ifndef DO_SSL
- do_ssl = 0;
+ cfg->enabled = 0;
return 0;
#else
- if (!do_ssl)
+ if (!cfg->enabled)
return 0;
SSL_load_error_strings();
SSLeay_add_ssl_algorithms();
- ssl_ctx = SSL_CTX_new( SSLv23_server_method() );
- if (!ast_strlen_zero(certfile)) {
- if (SSL_CTX_use_certificate_file(ssl_ctx, certfile, SSL_FILETYPE_PEM) == 0 ||
- SSL_CTX_use_PrivateKey_file(ssl_ctx, certfile, SSL_FILETYPE_PEM) == 0 ||
- SSL_CTX_check_private_key(ssl_ctx) == 0 ) {
- ast_verbose("ssl cert error <%s>", certfile);
+ cfg->ssl_ctx = SSL_CTX_new( SSLv23_server_method() );
+ if (!ast_strlen_zero(cfg->certfile)) {
+ if (SSL_CTX_use_certificate_file(cfg->ssl_ctx, cfg->certfile, SSL_FILETYPE_PEM) == 0 ||
+ SSL_CTX_use_PrivateKey_file(cfg->ssl_ctx, cfg->certfile, SSL_FILETYPE_PEM) == 0 ||
+ SSL_CTX_check_private_key(cfg->ssl_ctx) == 0 ) {
+ ast_verbose("ssl cert error <%s>", cfg->certfile);
sleep(2);
- do_ssl = 0;
+ cfg->enabled = 0;
return 0;
}
}
- if (!ast_strlen_zero(cipher)) {
- if (SSL_CTX_set_cipher_list(ssl_ctx, cipher) == 0 ) {
- ast_verbose("ssl cipher error <%s>", cipher);
+ if (!ast_strlen_zero(cfg->cipher)) {
+ if (SSL_CTX_set_cipher_list(cfg->ssl_ctx, cfg->cipher) == 0 ) {
+ ast_verbose("ssl cipher error <%s>", cfg->cipher);
sleep(2);
- do_ssl = 0;
+ cfg->enabled = 0;
return 0;
}
}
@@ -824,13 +811,13 @@ static int __ast_http_load(int reload)
strcpy(newprefix, DEFAULT_PREFIX);
cfg = ast_config_load("http.conf");
- do_ssl = 0;
- if (certfile)
- free(certfile);
- certfile = ast_strdup(AST_CERTFILE);
- if (cipher)
- free(cipher);
- cipher = ast_strdup("");
+ http_tls_cfg.enabled = 0;
+ if (http_tls_cfg.certfile)
+ free(http_tls_cfg.certfile);
+ http_tls_cfg.certfile = ast_strdup(AST_CERTFILE);
+ if (http_tls_cfg.cipher)
+ free(http_tls_cfg.cipher);
+ http_tls_cfg.cipher = ast_strdup("");
if (cfg) {
v = ast_variable_browse(cfg, "general");
@@ -838,15 +825,15 @@ static int __ast_http_load(int reload)
if (!strcasecmp(v->name, "enabled"))
enabled = ast_true(v->value);
else if (!strcasecmp(v->name, "sslenable"))
- do_ssl = ast_true(v->value);
+ http_tls_cfg.enabled = ast_true(v->value);
else if (!strcasecmp(v->name, "sslbindport"))
https_desc.sin.sin_port = htons(atoi(v->value));
else if (!strcasecmp(v->name, "sslcert")) {
- free(certfile);
- certfile = ast_strdup(v->value);
+ free(http_tls_cfg.certfile);
+ http_tls_cfg.certfile = ast_strdup(v->value);
} else if (!strcasecmp(v->name, "sslcipher")) {
- free(cipher);
- cipher = ast_strdup(v->value);
+ free(http_tls_cfg.cipher);
+ http_tls_cfg.cipher = ast_strdup(v->value);
}
else if (!strcasecmp(v->name, "enablestatic"))
newenablestatic = ast_true(v->value);
@@ -886,7 +873,7 @@ static int __ast_http_load(int reload)
ast_copy_string(prefix, newprefix, sizeof(prefix));
enablestatic = newenablestatic;
server_start(&http_desc);
- if (ssl_setup())
+ if (ssl_setup(https_desc.tls_cfg))
server_start(&https_desc);
return 0;
}
@@ -904,7 +891,7 @@ static int handle_show_http(int fd, int argc, char *argv[])
ast_cli(fd, "Server Enabled and Bound to %s:%d\n\n",
ast_inet_ntoa(http_desc.oldsin.sin_addr),
ntohs(http_desc.oldsin.sin_port));
- if (do_ssl)
+ if (http_tls_cfg.enabled)
ast_cli(fd, "HTTPS Server Enabled and Bound to %s:%d\n\n",
ast_inet_ntoa(https_desc.oldsin.sin_addr),
ntohs(https_desc.oldsin.sin_port));
diff --git a/main/manager.c b/main/manager.c
index cdb43d3e2..269f708d4 100644
--- a/main/manager.c
+++ b/main/manager.c
@@ -2079,12 +2079,17 @@ static int get_input(struct mansession *s, char *output)
* Look for \r\n within the buffer. If found, copy to the output
* buffer and return, trimming the \r\n (not used afterwards).
*/
- for (x = 1; x < s->inlen; x++) {
- if (src[x] != '\n' || src[x-1] != '\r')
+ for (x = 0; x < s->inlen; x++) {
+ int cr; /* set if we have \r */
+ if (src[x] == '\r' && x+1 < s->inlen && src[x+1] == '\n')
+ cr = 2; /* Found. Update length to include \r\n */
+ else if (src[x] == '\n')
+ cr = 1; /* also accept \n only */
+ else
continue;
- x++; /* Found. Update length to include \r\n */
- memmove(output, src, x-2); /*... but trim \r\n */
- output[x-2] = '\0'; /* terminate the string */
+ memmove(output, src, x); /*... but trim \r\n */
+ output[x] = '\0'; /* terminate the string */
+ x += cr; /* number of bytes used */
s->inlen -= x; /* remaining size */
memmove(src, src + x, s->inlen); /* remove used bytes */
return 1;
@@ -2871,10 +2876,11 @@ static void purge_old_stuff(void *data)
purge_events();
}
+struct tls_config ami_tls_cfg;
static struct server_args ami_desc = {
.accept_fd = -1,
.master = AST_PTHREADT_NULL,
- .is_ssl = 0,
+ .tls_cfg = NULL,
.poll_timeout = 5000, /* wake up every 5 seconds */
.periodic_fn = purge_old_stuff,
.name = "AMI server",
@@ -2882,6 +2888,16 @@ static struct server_args ami_desc = {
.worker_fn = session_do, /* thread handling the session */
};
+static struct server_args amis_desc = {
+ .accept_fd = -1,
+ .master = AST_PTHREADT_NULL,
+ .tls_cfg = &ami_tls_cfg,
+ .poll_timeout = -1, /* the other does the periodic cleanup */
+ .name = "AMI TLS server",
+ .accept_fn = server_root, /* thread doing the accept() */
+ .worker_fn = session_do, /* thread handling the session */
+};
+
int init_manager(void)
{
struct ast_config *cfg = NULL;
@@ -2890,6 +2906,9 @@ int init_manager(void)
int webenabled = 0;
int enabled = 0;
int newhttptimeout = 60;
+ int have_sslbindaddr = 0;
+ struct hostent *hp;
+ struct ast_hostent ahp;
struct ast_manager_user *user = NULL;
if (!registered) {
@@ -2930,6 +2949,42 @@ int init_manager(void)
ast_log(LOG_NOTICE, "Unable to open management configuration manager.conf. Call management disabled.\n");
return 0;
}
+
+ /* default values */
+ memset(&amis_desc.sin, 0, sizeof(amis_desc.sin));
+ amis_desc.sin.sin_port = htons(5039);
+
+ ami_tls_cfg.enabled = 0;
+ if (ami_tls_cfg.certfile)
+ free(ami_tls_cfg.certfile);
+ ami_tls_cfg.certfile = ast_strdup(AST_CERTFILE);
+ if (ami_tls_cfg.cipher)
+ free(ami_tls_cfg.cipher);
+ ami_tls_cfg.cipher = ast_strdup("");
+
+ /* XXX change this into a loop on ast_variable_browse(cfg, "general"); */
+
+ if ((val = ast_variable_retrieve(cfg, "general", "sslenable")))
+ ami_tls_cfg.enabled = ast_true(val);
+ if ((val = ast_variable_retrieve(cfg, "general", "sslbindport")))
+ amis_desc.sin.sin_port = htons(atoi(val));
+ if ((val = ast_variable_retrieve(cfg, "general", "sslbindaddr"))) {
+ if ((hp = ast_gethostbyname(val, &ahp))) {
+ memcpy(&amis_desc.sin.sin_addr, hp->h_addr, sizeof(amis_desc.sin.sin_addr));
+ have_sslbindaddr = 1;
+ } else {
+ ast_log(LOG_WARNING, "Invalid bind address '%s'\n", val);
+ }
+ }
+ if ((val = ast_variable_retrieve(cfg, "general", "sslcert"))) {
+ free(ami_tls_cfg.certfile);
+ ami_tls_cfg.certfile = ast_strdup(val);
+ }
+ if ((val = ast_variable_retrieve(cfg, "general", "sslcipher"))) {
+ free(ami_tls_cfg.cipher);
+ ami_tls_cfg.cipher = ast_strdup(val);
+ }
+
val = ast_variable_retrieve(cfg, "general", "enabled");
if (val)
enabled = ast_true(val);
@@ -2972,7 +3027,12 @@ int init_manager(void)
memset(&ami_desc.sin.sin_addr, 0, sizeof(ami_desc.sin.sin_addr));
}
}
+ if (!have_sslbindaddr)
+ amis_desc.sin.sin_addr = ami_desc.sin.sin_addr;
+ if (ami_tls_cfg.enabled)
+ amis_desc.sin.sin_family = AF_INET;
+
AST_LIST_LOCK(&users);
while ((cat = ast_category_browse(cfg, cat))) {
@@ -3073,6 +3133,8 @@ int init_manager(void)
httptimeout = newhttptimeout;
server_start(&ami_desc);
+ if (ssl_setup(amis_desc.tls_cfg))
+ server_start(&amis_desc);
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-09 07:10:23 +0000