mirror of
https://github.com/tmate-io/tmate-ssh-server.git
synced 2020-11-18 19:53:51 -08:00
190 lines
4.4 KiB
C
190 lines
4.4 KiB
C
#ifndef TMATE_H
|
|
#define TMATE_H
|
|
|
|
#include <sys/types.h>
|
|
#include <msgpack.h>
|
|
#include <libssh/libssh.h>
|
|
#include <event.h>
|
|
|
|
#include "tmux.h"
|
|
|
|
// #define TMATE_RECORD_REPLAY /* useful to debug crashes */
|
|
|
|
#define tmate_debug(str, ...) log_debug("[tmate] " str, ##__VA_ARGS__)
|
|
#define tmate_info(str, ...) log_info("[tmate] " str, ##__VA_ARGS__)
|
|
#define tmate_fatal(str, ...) \
|
|
do { \
|
|
log_info("[tmate] FATAL " str, ##__VA_ARGS__); \
|
|
exit(-1); \
|
|
} while (0)
|
|
|
|
/* tmate-encoder.c */
|
|
|
|
#define TMATE_LATEST_VERSION "1.8.10"
|
|
|
|
enum tmate_client_commands {
|
|
TMATE_NOTIFY,
|
|
TMATE_CLIENT_PANE_KEY,
|
|
TMATE_CLIENT_RESIZE,
|
|
TMATE_CLIENT_EXEC_CMD,
|
|
TMATE_CLIENT_ENV,
|
|
TMATE_CLIENT_READY,
|
|
};
|
|
|
|
struct tmate_encoder {
|
|
struct evbuffer *buffer;
|
|
struct event ev_readable;
|
|
struct event ev_notify_timer;
|
|
msgpack_packer pk;
|
|
};
|
|
|
|
extern void tmate_encoder_init(struct tmate_encoder *encoder);
|
|
|
|
extern void printflike1 tmate_notify(const char *fmt, ...);
|
|
extern void printflike2 tmate_notify_later(int timeout, const char *fmt, ...);
|
|
extern void tmate_notify_client_join(struct client *c);
|
|
extern void tmate_notify_client_left(struct client *c);
|
|
|
|
extern void tmate_client_resize(u_int sx, u_int sy);
|
|
extern void tmate_client_pane_key(int pane_id, int key);
|
|
extern void tmate_client_cmd(int client_id, const char *cmd);
|
|
extern void tmate_client_set_active_pane(int client_id, int win_idx, int pane_id);
|
|
extern int tmate_should_exec_cmd_locally(const struct cmd_entry *cmd);
|
|
extern void tmate_send_env(const char *name, const char *value);
|
|
extern void tmate_send_client_ready(void);
|
|
|
|
/* tmate-decoder.c */
|
|
|
|
#define TMATE_HLIMIT 2000
|
|
#define TMATE_MAX_MESSAGE_SIZE (16*1024)
|
|
|
|
extern char *tmate_left_status, *tmate_right_status;
|
|
|
|
enum tmate_commands {
|
|
TMATE_HEADER,
|
|
TMATE_SYNC_LAYOUT,
|
|
TMATE_PTY_DATA,
|
|
TMATE_EXEC_CMD,
|
|
TMATE_FAILED_CMD,
|
|
TMATE_STATUS,
|
|
TMATE_SYNC_COPY_MODE,
|
|
TMATE_WRITE_COPY_MODE,
|
|
};
|
|
|
|
#define TMATE_PANE_ACTIVE 1
|
|
|
|
struct tmate_decoder {
|
|
int protocol;
|
|
|
|
struct msgpack_unpacker unpacker;
|
|
};
|
|
|
|
extern void tmate_decoder_init(struct tmate_decoder *decoder);
|
|
extern void tmate_decoder_get_buffer(struct tmate_decoder *decoder,
|
|
char **buf, size_t *len);
|
|
extern void tmate_decoder_commit(struct tmate_decoder *decoder, size_t len);
|
|
|
|
#ifdef TMATE_RECORD_REPLAY
|
|
/* tmate-replayer.c */
|
|
|
|
struct tmate_replayer {
|
|
struct tmate_decoder *decoder;
|
|
int log_fd;
|
|
|
|
struct event ev_read_timer;
|
|
};
|
|
|
|
extern void tmate_replayer_init(struct tmate_replayer *replayer,
|
|
struct tmate_decoder *decoder,
|
|
int log_fd);
|
|
#endif
|
|
|
|
|
|
/* tmate-ssh-client.c */
|
|
|
|
#define TMATE_ROLE_SERVER 1
|
|
#define TMATE_ROLE_CLIENT 2
|
|
|
|
struct tmate_ssh_client {
|
|
char ip_address[64];
|
|
|
|
ssh_session session;
|
|
ssh_channel channel;
|
|
|
|
int role;
|
|
|
|
struct tmate_encoder *encoder;
|
|
struct tmate_decoder *decoder;
|
|
|
|
char *username;
|
|
char *pubkey;
|
|
|
|
struct winsize winsize_pty;
|
|
|
|
struct event ev_ssh;
|
|
struct event ev_keepalive_timer;
|
|
|
|
/* only for client-pty */
|
|
int pty;
|
|
struct event ev_pty;
|
|
int readonly;
|
|
};
|
|
extern void tmate_ssh_client_init(struct tmate_ssh_client *client,
|
|
struct tmate_encoder *encoder,
|
|
struct tmate_decoder *decoder);
|
|
|
|
/* tmate-ssh-client-pty.c */
|
|
|
|
extern void tmate_ssh_client_pty_init(struct tmate_ssh_client *client);
|
|
extern void tmate_flush_pty(struct tmate_ssh_client *client);
|
|
|
|
/* tmate-ssh-server.c */
|
|
|
|
#define TMATE_SSH_BANNER "tmate"
|
|
#define TMATE_KEEPALIVE 60
|
|
|
|
#ifdef TMATE_RECORD_REPLAY
|
|
extern int tmate_session_log_fd;
|
|
#endif
|
|
|
|
extern struct tmate_ssh_client tmate_client;
|
|
extern void tmate_start_keepalive_timer(struct tmate_ssh_client *client);
|
|
extern void tmate_ssh_server_main(const char *keys_dir, int port);
|
|
|
|
/* tmate-slave.c */
|
|
|
|
#ifdef DEVENV
|
|
#define TMATE_DEFAULT_PORT 2200
|
|
#else
|
|
#define TMATE_DEFAULT_PORT 22
|
|
#endif
|
|
|
|
#define TMATE_TOKEN_LEN 25
|
|
#define TMATE_WORKDIR "/tmp/tmate"
|
|
#define TMATE_JAIL_USER "nobody"
|
|
|
|
extern int tmate_port;
|
|
extern struct tmate_encoder *tmate_encoder;
|
|
extern struct tmate_decoder *tmate_decoder;
|
|
extern int tmux_socket_fd;
|
|
extern char *tmate_host;
|
|
extern const char *tmate_session_token;
|
|
extern const char *tmate_session_token_ro;
|
|
|
|
extern void tmate_get_random_bytes(void *buffer, ssize_t len);
|
|
extern long tmate_get_random_long(void);
|
|
|
|
extern void tmate_reopen_logfile(void);
|
|
extern void tmate_spawn_slave(struct tmate_ssh_client *client);
|
|
|
|
/* tmate-debug.c */
|
|
|
|
extern void tmate_preload_trace_lib(void);
|
|
extern void tmate_print_trace(void);
|
|
|
|
/* tmux-bare.c */
|
|
|
|
extern void tmux_server_init(int flags);
|
|
|
|
#endif
|