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Support for multiple IP on DNS

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This commit is contained in:
Nicolas Viennot
2013-07-22 17:06:28 -04:00
parent 2e3661a0f6
commit 36bfa71b78
9 changed files with 254 additions and 68 deletions
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57
tmate.h
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@ -4,6 +4,7 @@
#include <sys/types.h>
#include <msgpack.h>
#include <libssh/libssh.h>
#include <libssh/callbacks.h>
#include <event.h>
#include "tmux.h"
@ -17,7 +18,7 @@
#define TMATE_MAX_MESSAGE_SIZE (16*1024)
#define TMATE_PROTOCOL_VERSION 2
#define TMATE_PROTOCOL_VERSION 3
enum tmate_commands {
TMATE_HEADER,
@ -72,7 +73,7 @@ extern void tmate_decoder_commit(struct tmate_decoder *decoder, size_t len);
/* tmate-ssh-client.c */
#ifdef DEVENV
#define TMATE_HOST "127.0.0.1"
#define TMATE_HOST "localhost"
#define TMATE_PORT 2200
#else
#define TMATE_HOST "master.tmate.io"
@ -94,28 +95,60 @@ enum tmate_ssh_client_state_types {
};
struct tmate_ssh_client {
/* XXX The "session" word is used for three things:
* - the ssh session
* - the tmate sesssion
* - the tmux session
* A tmux session is associated 1:1 with a tmate session.
* An ssh session belongs to a tmate session, and a tmate session
* has one ssh session, except during bootstrapping where
* there is one ssh session per tmate server, and the first one wins.
*/
struct tmate_session *tmate_session;
TAILQ_ENTRY(tmate_ssh_client) node;
char *server_ip;
int has_encoder;
int state;
/*
* ssh_callbacks is allocated because the libssh API sucks (userdata
* has to be in the struct itself).
*/
struct ssh_callbacks_struct ssh_callbacks;
ssh_session session;
ssh_channel channel;
struct tmate_encoder *encoder;
struct tmate_decoder *decoder;
struct event ev_ssh;
struct event ev_ssh_reconnect;
};
TAILQ_HEAD(tmate_ssh_clients, tmate_ssh_client);
extern void tmate_ssh_client_init(struct tmate_ssh_client *client,
struct tmate_encoder *encoder,
struct tmate_decoder *decoder);
extern struct tmate_ssh_client *tmate_ssh_client_alloc(struct tmate_session *session,
const char *server_ip);
extern void tmate_ssh_client_free(struct tmate_ssh_client *client);
/* tmate.c */
/* tmate-session.c */
extern struct tmate_encoder *tmate_encoder;
extern void tmate_client_start(void);
struct tmate_session {
struct tmate_encoder encoder;
struct tmate_decoder decoder;
/*
* This list contains one connection per IP. The first connected
* client wins, and saved in *client. When we have a winner, the
* losers are disconnected and killed.
*/
struct tmate_ssh_clients clients;
};
extern struct tmate_session tmate_session;
extern void tmate_session_start(void);
/* tmate-debug.c */
extern void tmate_print_trace (void);
extern void tmate_print_trace(void);
extern void tmate_catch_sigsegv(void);
/* tmate-msg.c */