6a6479cb4b
granted access to the server by localuser.sh, so that
console-kit-daemon can connect and ask the server for information just
by having switch to the user's UID (#287941).
91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/*
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* Copyright Red Hat, Inc. 2007.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Red Hat, Inc., nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Gate a process inside of a ConsoleKit session.
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*
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* We want to do this instead of doing it from inside of xinit because at the
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* point we're doing it, we've already added the user's UID to the list of
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* allowed clients for the X server, so the ConsoleKit daemon, which assumes
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* the user's UID, will be able to connect without needing to be able to read
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* the user's X cookies.
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*/
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <paths.h>
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#include <stdlib.h>
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#include <syslog.h>
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#include <unistd.h>
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#include <ck-connector.h>
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int
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main(int argc, char **argv)
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{
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CkConnector *ckc = NULL;
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DBusError error;
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const char *shell;
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pid_t pid;
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int status;
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ckc = ck_connector_new();
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if (ckc != NULL) {
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dbus_error_init (&error);
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if (ck_connector_open_session(ckc, &error)) {
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pid = fork();
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switch (pid) {
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case -1:
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syslog(LOG_ERR, "error forking child");
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break;
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case 0:
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setenv("XDG_SESSION_COOKIE",
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ck_connector_get_cookie(ckc), 1);
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break;
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default:
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waitpid(pid, &status, 0);
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exit(status);
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break;
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}
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} else {
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syslog(LOG_ERR, "error connecting to console-kit");
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}
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} else {
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syslog(LOG_ERR, "error setting up to connect to console-kit");
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}
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if (argc > 1) {
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execvp(argv[1], argv + 1);
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} else {
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shell = getenv("SHELL");
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if (shell == NULL) {
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shell = _PATH_BSHELL;
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}
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execlp(shell, shell, NULL);
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}
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_exit(1);
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}
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