MINOR: cli: export HAPROXY_CLI environment variable

Export the HAPROXY_CLI environment variable which contains the list of
all stats sockets (including the sockpair@) separated by semicolons.

diff --git a/src/cli.c b/src/cli.c
index df016b446859681aa630660a2ea5c291e5015598..96b59e0f4ea7ef4187d06faf143b8a41a79ec1f6 100644 (file)
--- a/src/cli.c
+++ b/src/cli.c
@@ -372,6 +372,57 @@ static int stats_parse_global(char **args, int section_type, struct proxy *curpx
        return 0;
 }
 
+/*
+ * This function put a list of stats socket separated by a semicolon in the
+ * "HAPROXY_CLI" environment variable
+ */
+int cli_socket_setenv()
+{
+       struct buffer *trash = get_trash_chunk();
+       struct bind_conf *bind_conf;
+
+       if (global.stats_fe) {
+               list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) {
+                       struct listener *l;
+
+                       list_for_each_entry(l, &bind_conf->listeners, by_bind) {
+                               char addr[46];
+                               char port[6];
+
+                               if (l->addr.ss_family == AF_UNIX) {
+                                       const struct sockaddr_un *un;
+
+                                       un = (struct sockaddr_un *)&l->addr;
+                                       if (un->sun_path[0] == '\0') {
+                                               chunk_appendf(trash, "abns@%s", un->sun_path+1);
+                                       } else {
+                                               chunk_appendf(trash, "unix@%s", un->sun_path);
+                                       }
+                               } else if (l->addr.ss_family == AF_INET) {
+                                       addr_to_str(&l->addr, addr, sizeof(addr));
+                                       port_to_str(&l->addr, port, sizeof(port));
+                                       chunk_appendf(trash, "ipv4@%s:%s", addr, port);
+                               } else if (l->addr.ss_family == AF_INET6) {
+                                       addr_to_str(&l->addr, addr, sizeof(addr));
+                                       port_to_str(&l->addr, port, sizeof(port));
+                                       chunk_appendf(trash, "ipv6@[%s]:%s", addr, port);
+                               } else if (l->addr.ss_family == AF_CUST_SOCKPAIR) {
+                                       chunk_appendf(trash, "sockpair@%d", ((struct sockaddr_in *)&l->addr)->sin_addr.s_addr);
+                               }
+                               /* separate listener by semicolons */
+                               trash->area[trash->data++] = ';';
+                       }
+               }
+               trash->area[trash->data++] = '\0';
+               if (setenv("HAPROXY_CLI", trash->area, 1) < 0)
+                       return -1;
+       }
+
+       return 0;
+}
+
+REGISTER_CONFIG_POSTPARSER("cli", cli_socket_setenv);
+
 /* Verifies that the CLI at least has a level at least as high as <level>
  * (typically ACCESS_LVL_ADMIN). Returns 1 if OK, otherwise 0. In case of
  * failure, an error message is prepared and the appctx's state is adjusted