Jay Sorg
8 years ago
committed by
jsorg71
parent
5c8f050c1a
commit
05c599666d
@ -1,26 +0,0 @@
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.TH "xrdp\-sessvc" "8" "@PACKAGE_VERSION@" "xrdp team" ""
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.SH "NAME"
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xrdp\-sessvc \- \fBxrdp\fR session supervisor
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.SH "SYNTAX"
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.B xrdp\-sessvc
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.I x_pid wm_pid
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.SH "DESCRIPTION"
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\fBxrdp\-sessvc\fR is the \fBxrdp\fR(8) session supervisor, which monitors the running X server and Windows Manager.
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As soon as one of them quits, the other process is terminated as well.
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.br
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This program is only executed internally by \fBxrdp\-sesman\fP(8).
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.SH "OPTIONS"
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.TP
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.I x_pid
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The process ID of the forked X server to monitor.
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.TP
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.I wm_pid
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The process ID of the forked Window Manager to monitor.
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.SH "SEE ALSO"
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.BR xrdp\-sesrun (8).
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for more info on \fBxrdp\fR see http://www.xrdp.org/
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@ -1,16 +0,0 @@
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AM_CPPFLAGS = \
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-DXRDP_CFG_PATH=\"${sysconfdir}/xrdp\" \
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-DXRDP_SBIN_PATH=\"${sbindir}\" \
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-DXRDP_SHARE_PATH=\"${datadir}/xrdp\" \
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-DXRDP_PID_PATH=\"${localstatedir}/run\" \
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-I$(top_srcdir)/common
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sbin_PROGRAMS = \
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xrdp-sessvc
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xrdp_sessvc_SOURCES = \
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sessvc.c
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xrdp_sessvc_LDADD = \
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$(top_builddir)/common/libcommon.la
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@ -1,141 +0,0 @@
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/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2013
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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*
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* @file sessvc.c
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* @brief Session supervisor
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* @author Simone Fedele
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*
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*/
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#if defined(HAVE_CONFIG_H)
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#include "config_ac.h"
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#endif
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#include "file_loc.h"
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#include "os_calls.h"
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#include "arch.h"
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static int g_term = 0;
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/*****************************************************************************/
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void
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term_signal_handler(int sig)
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{
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g_writeln("xrdp-sessvc: term_signal_handler: got signal %d", sig);
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g_term = 1;
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}
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/*****************************************************************************/
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void
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nil_signal_handler(int sig)
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{
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g_writeln("xrdp-sessvc: nil_signal_handler: got signal %d", sig);
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}
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/******************************************************************************/
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int
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main(int argc, char **argv)
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{
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int ret = 0;
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int chansrv_pid = 0;
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int wm_pid = 0;
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int x_pid = 0;
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int lerror = 0;
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char exe_path[262];
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g_init("xrdp-sessvc");
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g_memset(exe_path, 0, sizeof(exe_path));
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if (argc < 3)
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{
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g_writeln("xrdp-sessvc: exiting, not enough parameters");
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g_deinit();
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return 1;
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}
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g_signal_terminate(term_signal_handler); /* SIGTERM */
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g_signal_user_interrupt(term_signal_handler); /* SIGINT */
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g_signal_pipe(nil_signal_handler); /* SIGPIPE */
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x_pid = g_atoi(argv[1]);
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wm_pid = g_atoi(argv[2]);
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g_writeln("xrdp-sessvc: waiting for X (pid %d) and WM (pid %d)",
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x_pid, wm_pid);
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/* run xrdp-chansrv as a separate process */
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chansrv_pid = g_fork();
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if (chansrv_pid == -1)
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{
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g_writeln("xrdp-sessvc: fork error");
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g_deinit();
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return 1;
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}
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else if (chansrv_pid == 0) /* child */
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{
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g_set_current_dir(XRDP_SBIN_PATH);
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g_snprintf(exe_path, 261, "%s/xrdp-chansrv", XRDP_SBIN_PATH);
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g_execlp3(exe_path, "xrdp-chansrv", 0);
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/* should not get here */
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g_writeln("xrdp-sessvc: g_execlp3() failed");
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g_deinit();
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return 1;
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}
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lerror = 0;
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/* wait for window manager to get done */
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ret = g_waitpid(wm_pid);
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while ((ret == 0) && !g_term)
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{
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ret = g_waitpid(wm_pid);
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g_sleep(1);
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}
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if (ret < 0)
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{
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lerror = g_get_errno();
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}
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g_writeln("xrdp-sessvc: WM is dead (waitpid said %d, errno is %d) "
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"exiting...", ret, lerror);
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/* kill channel server */
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g_writeln("xrdp-sessvc: stopping channel server");
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g_sigterm(chansrv_pid);
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ret = g_waitpid(chansrv_pid);
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while ((ret == 0) && !g_term)
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{
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ret = g_waitpid(chansrv_pid);
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g_sleep(1);
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}
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/* kill X server */
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g_writeln("xrdp-sessvc: stopping X server");
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g_sigterm(x_pid);
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ret = g_waitpid(x_pid);
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while ((ret == 0) && !g_term)
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{
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ret = g_waitpid(x_pid);
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g_sleep(1);
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}
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g_writeln("xrdp-sessvc: clean exit");
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g_deinit();
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return 0;
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}
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