-let pidmap: (int,in_pathname * Unix.file_descr) Hashtbl.t = Hashtbl.create 1024
-
-let move_gate fname =
- let tmpfname=String.concat "." [fname;"tmp"] in
- Unix.rename fname tmpfname;
- tmpfname
-
-let move_ungate fname restore =
- Unix.rename restore fname
-
-let list_check lst elt _ =
- let rec list_check_rec lst =
- match lst with
- | [] -> false
- | car::cdr ->
- if (car==elt) then
- true
- else
- list_check_rec cdr
- in
- list_check_rec lst
-
-let openentry_int fifoin =
- let fdin =
- try openfile fifoin [O_RDONLY;O_NONBLOCK] 0o777 with
- e->logprint "Error opening and connecting FIFO: %s,%o\n" fifoin 0o777;raise e
- in
- fdin
-
-(** Open entry safely, by first masking out the file to be opened *)
-let openentry_safe root_dir fqp_in backend_spec =
- let restore = move_gate fqp_in in
- let fd_in = openentry_int restore in
- move_ungate fqp_in restore;
- let (fqp,slice_name) = backend_spec in
- Hashtbl.replace direct_fifo_table fqp_in (Some(root_dir,fqp,slice_name,fd_in))
-
-let openentry root_dir fqp backend_spec =
- let control_file = String.concat "." [fqp;"control"] in
- openentry_safe root_dir fqp_in backend_spec
+(** Make a pair of fifo entries *)
+let mkentry fqp exec_fqp perm uname =
+ logprint "Making control entry %s->%s\n" fqp exec_fqp;
+ let control_filename=sprintf "%s.control" fqp in
+ try
+ let listening_socket = socket PF_UNIX SOCK_STREAM 0 in
+ (try Unix.unlink control_filename with _ -> ());
+ let socket_address = ADDR_UNIX(control_filename) in
+ bind listening_socket socket_address;
+ listen listening_socket 10;
+ ( (* Make the user the owner of the pipes in a non-chroot environment *)
+ if (!Globals.nochroot) then
+ let pwentry = Unix.getpwnam uname in
+ Unix.chown control_filename pwentry.pw_uid pwentry.pw_gid
+ );
+ Hashtbl.replace unix_socket_table control_file (Some(exec_fqp,slice_name,listening_socket));
+ Success
+ with
+ e->logprint "Error creating FIFO: %s->%s. May be something wrong at the frontend.\n" fqp fifoout;Failed