in
list_check_rec lst
-let openentry_int fifoin =
+let fs_openentry 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
(** 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
+ let fd_in = fs_openentry 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))
try openfile fqp_out [O_WRONLY;O_NONBLOCK] 0o777 with
_-> (* The client is opening the descriptor too fast *)
sleep 1;try openfile fqp_out [O_WRONLY;O_NONBLOCK] 0o777 with
- _->
- logprint "%s Output pipe not open, using stdout in place of %s\n" slice_name fqp_out;stdout
+ _->
+ logprint "%s Output pipe not open, using stdout in place of %s\n" slice_name fqp_out;
+ logprint "Check if vsys script %s is executable\n" execpath;
+ stdout
in
ignore(sigprocmask SIG_BLOCK [Sys.sigchld]);
(
clear_nonblock fifo_fdin;
- let pid=try Some(create_process execpath [|execpath;slice_name|] fifo_fdin fifo_fdout fifo_fdout) with e -> None in
+ let pid =
+ try
+ Some(create_process execpath [|execpath;slice_name|] fifo_fdin fifo_fdout fifo_fdout)
+ with
+ e -> logprint "Error executing %s for slice %s\n" execpath slice_name; None
+ in
match pid with
| Some(pid) ->
if (fifo_fdout <> stdout) then close_if_open fifo_fdout;
try
let fqp_in,fd_out = Hashtbl.find pidmap pid in
begin
- reopenentry fqp_in
+ reopenentry fqp_in;
+ Hashtbl.remove pidmap pid
end
with _ -> ()
end;
in
reap_all_processes()
-
+(** The backendhandler class: defines event handlers for events in
+the backend backend directory.
+ @param dir_root The location of the backend in the server context (eg. root context for vservers)
+ @param frontend_list List of frontends to serve with this backend
+ *)
let rec add_dir_watch fqp =
Dirwatcher.add_watch fqp [S_Open] direct_fifo_handler
and