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Add an ACL list for users connecting to the tmux socket. Users may be forbidden

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from attaching, forced to attach read-only, or allowed to attach read-write. A
new command, server-access, configures the list. tmux gets the user using
getpeereid(3) of the client socket. Users must still configure file system
permissions manually.
This commit is contained in:
Nicholas Marriott
2022-04-06 14:28:50 +01:00
parent 6e9a9d265e
commit d6306b634e
12 changed files with 445 additions and 14 deletions
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12
tmux.h
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@ -2025,6 +2025,7 @@ struct tmuxpeer *proc_add_peer(struct tmuxproc *, int,
void (*)(struct imsg *, void *), void *);
void proc_remove_peer(struct tmuxpeer *);
void proc_kill_peer(struct tmuxpeer *);
void proc_flush_peer(struct tmuxpeer *);
void proc_toggle_log(struct tmuxproc *);
pid_t proc_fork_and_daemon(int *);
uid_t proc_get_peer_uid(struct tmuxpeer *);
@ -3269,4 +3270,15 @@ struct window_pane *spawn_pane(struct spawn_context *, char **);
/* regsub.c */
char *regsub(const char *, const char *, const char *, int);
/* server-acl.c */
void server_acl_init(void);
struct server_acl_user *server_acl_user_find(uid_t);
void server_acl_display(struct cmdq_item *);
void server_acl_user_allow(uid_t);
void server_acl_user_deny(uid_t);
void server_acl_user_allow_write(uid_t);
void server_acl_user_deny_write(uid_t);
int server_acl_join(struct client *);
uid_t server_acl_get_uid(struct server_acl_user *);
#endif /* TMUX_H */