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irssi proxy: allow multiplexing multiple networks over a single port

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This commit is contained in:
Lukas Mai 2016-02-17 23:06:51 +01:00
parent 88e2449f83
commit 4732e33ca9
3 changed files with 48 additions and 12 deletions
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58
src/irc/proxy/listen.c
View File

@ -108,14 +108,44 @@ static void handle_client_connect_cmd(CLIENT_REC *client,
password = settings_get_str("irssiproxy_password");
if (password != NULL && g_strcmp0(cmd, "PASS") == 0) {
if (g_strcmp0(password, args) == 0)
client->pass_sent = TRUE;
else {
if (g_strcmp0(cmd, "PASS") == 0) {
const char *args_pass;
if (!client->multiplex) {
args_pass = args;
} else {
IRC_SERVER_REC *server;
char *tag;
const char *tag_end;
if ((tag_end = strchr(args, ':'))) {
args_pass = tag_end + 1;
} else {
tag_end = args + strlen(args);
args_pass = "";
}
tag = g_strndup(args, tag_end - args);
server = IRC_SERVER(server_find_chatnet(tag));
g_free(tag);
if (!server) {
/* an invalid network was specified */
remove_client(client);
return;
}
client->server = server;
g_free(client->proxy_address);
client->proxy_address = g_strdup_printf("%*s.proxy", (int)(tag_end - args), args);
}
if (password && g_strcmp0(password, args_pass) != 0) {
/* wrong password! */
remove_client(client);
return;
}
client->pass_sent = TRUE;
} else if (g_strcmp0(cmd, "NICK") == 0) {
g_free_not_null(client->nick);
client->nick = g_strdup(args);
@ -124,7 +154,7 @@ static void handle_client_connect_cmd(CLIENT_REC *client,
}
if (client->nick != NULL && client->user_sent) {
if (*password != '\0' && !client->pass_sent) {
if ((*password != '\0' || client->multiplex) && !client->pass_sent) {
/* client didn't send us PASS, kill it */
remove_client(client);
} else {
@ -337,7 +367,7 @@ static void sig_listen(LISTEN_REC *listen)
CLIENT_REC *rec;
IPADDR ip;
NET_SENDBUF_REC *sendbuf;
GIOChannel *handle;
GIOChannel *handle;
char host[MAX_IP_LEN];
int port;
@ -352,9 +382,13 @@ static void sig_listen(LISTEN_REC *listen)
rec = g_new0(CLIENT_REC, 1);
rec->listen = listen;
rec->handle = sendbuf;
rec->host = g_strdup(host);
rec->host = g_strdup(host);
rec->port = port;
if (g_strcmp0(listen->ircnet, "*") == 0) {
if (g_strcmp0(listen->ircnet, "?") == 0) {
rec->multiplex = TRUE;
rec->proxy_address = g_strdup("multiplex.proxy");
rec->server = NULL;
} else if (g_strcmp0(listen->ircnet, "*") == 0) {
rec->proxy_address = g_strdup("irc.proxy");
rec->server = servers == NULL ? NULL : IRC_SERVER(servers->data);
} else {
@ -363,15 +397,15 @@ static void sig_listen(LISTEN_REC *listen)
IRC_SERVER(server_find_chatnet(listen->ircnet));
}
rec->recv_tag = g_input_add(handle, G_INPUT_READ,
(GInputFunction) sig_listen_client, rec);
(GInputFunction) sig_listen_client, rec);
proxy_clients = g_slist_prepend(proxy_clients, rec);
rec->listen->clients = g_slist_prepend(rec->listen->clients, rec);
listen->clients = g_slist_prepend(listen->clients, rec);
signal_emit("proxy client connecting", 1, rec);
printtext(rec->server, NULL, MSGLEVEL_CLIENTNOTICE,
"Proxy: New client %s:%d on port %d (%s)",
rec->host, rec->port, listen->port, listen->ircnet);
"Proxy: New client %s:%d on port %d (%s)",
rec->host, rec->port, listen->port, listen->ircnet);
}
static void sig_incoming(IRC_SERVER_REC *server, const char *line)

1
src/irc/proxy/proxy.h
View File

@ -29,6 +29,7 @@ typedef struct {
unsigned int user_sent:1;
unsigned int connected:1;
unsigned int want_ctcp:1;
unsigned int multiplex:1;
} CLIENT_REC;
#endif

1
src/perl/irc/Irc.xs
View File

@ -157,6 +157,7 @@ static void perl_client_fill_hash(HV *hv, CLIENT_REC *client)
(void) hv_store(hv, "user_sent", 9, newSViv(client->user_sent), 0);
(void) hv_store(hv, "connected", 9, newSViv(client->connected), 0);
(void) hv_store(hv, "want_ctcp", 9, newSViv(client->want_ctcp), 0);
(void) hv_store(hv, "multiplex", 9, newSViv(client->multiplex), 0);
(void) hv_store(hv, "ircnet", 6, new_pv(client->listen->ircnet), 0);
}