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XQuartz: stub: Log directly to ASL rather than stdout/stderr 

Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>
This commit is contained in:
Jeremy Huddleston 2011-05-12 18:29:23 -07:00
parent d694601591
commit c18b7165f9
2 changed files with 47 additions and 40 deletions
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18
hw/xquartz/mach-startup/launchd_fd.c
View File

@ -31,41 +31,43 @@
#endif
#include <launch.h>
#include <stdio.h>
#include <asl.h>
#include <errno.h>
#include "launchd_fd.h"
extern aslclient aslc;
int launchd_display_fd(void) {
launch_data_t sockets_dict, checkin_request, checkin_response;
launch_data_t listening_fd_array, listening_fd;
/* Get launchd fd */
if ((checkin_request = launch_data_new_string(LAUNCH_KEY_CHECKIN)) == NULL) {
fprintf(stderr,"launch_data_new_string(\"" LAUNCH_KEY_CHECKIN "\") Unable to create string.\n");
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launch_data_new_string(\"" LAUNCH_KEY_CHECKIN "\") Unable to create string.\n");
return ERROR_FD;
}
if ((checkin_response = launch_msg(checkin_request)) == NULL) {
fprintf(stderr,"launch_msg(\"" LAUNCH_KEY_CHECKIN "\") IPC failure: %s\n",strerror(errno));
asl_log(aslc, NULL, ASL_LEVEL_WARNING, "launch_msg(\"" LAUNCH_KEY_CHECKIN "\") IPC failure: %s\n",strerror(errno));
return ERROR_FD;
}
if (LAUNCH_DATA_ERRNO == launch_data_get_type(checkin_response)) {
// ignore EACCES, which is common if we weren't started by launchd
if (launch_data_get_errno(checkin_response) != EACCES)
fprintf(stderr,"launchd check-in failed: %s\n", strerror(launch_data_get_errno(checkin_response)));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launchd check-in failed: %s\n", strerror(launch_data_get_errno(checkin_response)));
return ERROR_FD;
}
sockets_dict = launch_data_dict_lookup(checkin_response, LAUNCH_JOBKEY_SOCKETS);
if (NULL == sockets_dict) {
fprintf(stderr,"launchd check-in: no sockets found to answer requests on!\n");
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launchd check-in: no sockets found to answer requests on!\n");
return ERROR_FD;
}
if (launch_data_dict_get_count(sockets_dict) > 1) {
fprintf(stderr,"launchd check-in: some sockets will be ignored!\n");
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launchd check-in: some sockets will be ignored!\n");
return ERROR_FD;
}
@ -73,13 +75,13 @@ int launchd_display_fd(void) {
if (NULL == listening_fd_array) {
listening_fd_array = launch_data_dict_lookup(sockets_dict, ":0");
if (NULL == listening_fd_array) {
fprintf(stderr,"launchd check-in: No known sockets found to answer requests on! \"%s:0\" and \":0\" failed.\n", BUNDLE_ID_PREFIX);
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launchd check-in: No known sockets found to answer requests on! \"%s:0\" and \":0\" failed.\n", BUNDLE_ID_PREFIX);
return ERROR_FD;
}
}
if (launch_data_array_get_count(listening_fd_array)!=1) {
fprintf(stderr,"launchd check-in: Expected 1 socket from launchd, got %u)\n",
asl_log(aslc, NULL, ASL_LEVEL_ERR, "launchd check-in: Expected 1 socket from launchd, got %u)\n",
(unsigned)launch_data_array_get_count(listening_fd_array));
return ERROR_FD;
}

67
hw/xquartz/mach-startup/stub.c
View File

@ -33,9 +33,9 @@
#endif
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <asl.h>
#include <sys/socket.h>
#include <sys/un.h>
@ -43,8 +43,6 @@
#define kX11AppBundleId BUNDLE_ID_PREFIX".X11"
#define kX11AppBundlePath "/Contents/MacOS/X11"
static char *server_bootstrap_name = kX11AppBundleId;
#include <mach/mach.h>
#include <mach/mach_error.h>
#include <servers/bootstrap.h>
@ -57,8 +55,8 @@ static char *server_bootstrap_name = kX11AppBundleId;
#include "launchd_fd.h"
static char x11_path[PATH_MAX + 1];
static pid_t x11app_pid = 0;
aslclient aslc;
static void set_x11_path(void) {
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
@ -69,26 +67,24 @@ static void set_x11_path(void) {
switch (osstatus) {
case noErr:
if (appURL == NULL) {
fprintf(stderr, "Xquartz: Invalid response from LSFindApplicationForInfo(%s)\n",
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Invalid response from LSFindApplicationForInfo(%s)",
kX11AppBundleId);
exit(1);
}
if (!CFURLGetFileSystemRepresentation(appURL, true, (unsigned char *)x11_path, sizeof(x11_path))) {
fprintf(stderr, "Xquartz: Error resolving URL for %s\n", kX11AppBundleId);
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Error resolving URL for %s", kX11AppBundleId);
exit(3);
}
strlcat(x11_path, kX11AppBundlePath, sizeof(x11_path));
#ifdef DEBUG
fprintf(stderr, "Xquartz: X11.app = %s\n", x11_path);
#endif
asl_log(aslc, NULL, ASL_LEVEL_INFO, "Xquartz: X11.app = %s", x11_path);
break;
case kLSApplicationNotFoundErr:
fprintf(stderr, "Xquartz: Unable to find application for %s\n", kX11AppBundleId);
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Unable to find application for %s", kX11AppBundleId);
exit(10);
default:
fprintf(stderr, "Xquartz: Unable to find application for %s, error code = %d\n",
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Unable to find application for %s, error code = %d",
kX11AppBundleId, (int)osstatus);
exit(11);
}
@ -114,12 +110,12 @@ static int connect_to_socket(const char *filename) {
ret_fd = socket(PF_UNIX, SOCK_STREAM, 0);
if(ret_fd == -1) {
fprintf(stderr, "Xquartz: Failed to create socket: %s - %s\n", filename, strerror(errno));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Failed to create socket: %s - %s", filename, strerror(errno));
return -1;
}
if(connect(ret_fd, servaddr, servaddr_len) < 0) {
fprintf(stderr, "Xquartz: Failed to connect to socket: %s - %d - %s\n", filename, errno, strerror(errno));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Failed to connect to socket: %s - %d - %s", filename, errno, strerror(errno));
close(ret_fd);
return -1;
}
@ -160,14 +156,11 @@ static void send_fd_handoff(int connected_fd, int launchd_fd) {
*((int*)CMSG_DATA(cmsg)) = launchd_fd;
if(sendmsg(connected_fd, &msg, 0) < 0) {
fprintf(stderr, "Xquartz: Error sending $DISPLAY file descriptor over fd %d: %d -- %s\n", connected_fd, errno, strerror(errno));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Error sending $DISPLAY file descriptor over fd %d: %d -- %s", connected_fd, errno, strerror(errno));
return;
}
#ifdef DEBUG
fprintf(stderr, "Xquartz: Message sent. Closing handoff fd.\n");
#endif
asl_log(aslc, NULL, ASL_LEVEL_DEBUG, "Xquartz: Message sent. Closing handoff fd.");
close(connected_fd);
}
@ -187,10 +180,25 @@ int main(int argc, char **argv, char **envp) {
int launchd_fd;
string_t handoff_socket_filename;
sig_t handler;
char *asl_sender;
char *asl_facility;
char *server_bootstrap_name = kX11AppBundleId;
if(getenv("X11_PREFS_DOMAIN"))
server_bootstrap_name = getenv("X11_PREFS_DOMAIN");
asprintf(&asl_sender, "%s.stub", server_bootstrap_name);
assert(asl_sender);
asl_facility = strdup(server_bootstrap_name);
assert(asl_facility);
if(strcmp(asl_facility + strlen(asl_facility) - 4, ".X11") == 0)
asl_facility[strlen(asl_facility) - 4] = '\0';
assert(aslc = asl_open(asl_sender, asl_facility, ASL_OPT_NO_DELAY));
free(asl_sender);
free(asl_facility);
/* We don't have a mechanism in place to handle this interrupt driven
* server-start notification, so just send the signal now, so xinit doesn't
* time out waiting for it and will just poll for the server.
@ -211,13 +219,13 @@ int main(int argc, char **argv, char **envp) {
if(kr != KERN_SUCCESS) {
pid_t child;
fprintf(stderr, "Xquartz: Unable to locate waiting server: %s\n", server_bootstrap_name);
asl_log(aslc, NULL, ASL_LEVEL_WARNING, "Xquartz: Unable to locate waiting server: %s", server_bootstrap_name);
set_x11_path();
/* This forking is ugly and will be cleaned up later */
child = fork();
if(child == -1) {
fprintf(stderr, "Xquartz: Could not fork: %s\n", strerror(errno));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Could not fork: %s", strerror(errno));
return EXIT_FAILURE;
}
@ -226,7 +234,7 @@ int main(int argc, char **argv, char **envp) {
_argv[0] = x11_path;
_argv[1] = "--listenonly";
_argv[2] = NULL;
fprintf(stderr, "Xquartz: Starting X server: %s --listenonly\n", x11_path);
asl_log(aslc, NULL, ASL_LEVEL_NOTICE, "Xquartz: Starting X server: %s --listenonly", x11_path);
return execvp(x11_path, _argv);
}
@ -240,9 +248,9 @@ int main(int argc, char **argv, char **envp) {
if(kr != KERN_SUCCESS) {
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
fprintf(stderr, "Xquartz: bootstrap_look_up(): %s\n", bootstrap_strerror(kr));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: bootstrap_look_up(): %s", bootstrap_strerror(kr));
#else
fprintf(stderr, "Xquartz: bootstrap_look_up(): %ul\n", (unsigned long)kr);
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: bootstrap_look_up(): %ul", (unsigned long)kr);
#endif
return EXIT_FAILURE;
}
@ -258,20 +266,17 @@ int main(int argc, char **argv, char **envp) {
for(try=0, try_max=5; try < try_max; try++) {
if(request_fd_handoff_socket(mp, handoff_socket_filename) != KERN_SUCCESS) {
fprintf(stderr, "Xquartz: Failed to request a socket from the server to send the $DISPLAY fd over (try %d of %d)\n", (int)try+1, (int)try_max);
asl_log(aslc, NULL, ASL_LEVEL_INFO, "Xquartz: Failed to request a socket from the server to send the $DISPLAY fd over (try %d of %d)", (int)try+1, (int)try_max);
continue;
}
handoff_fd = connect_to_socket(handoff_socket_filename);
if(handoff_fd == -1) {
fprintf(stderr, "Xquartz: Failed to connect to socket (try %d of %d)\n", (int)try+1, (int)try_max);
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Failed to connect to socket (try %d of %d)", (int)try+1, (int)try_max);
continue;
}
#ifdef DEBUG
fprintf(stderr, "Xquartz: Handoff connection established (try %d of %d) on fd %d, \"%s\". Sending message.\n", (int)try+1, (int)try_max, handoff_fd, handoff_socket_filename);
#endif
asl_log(aslc, NULL, ASL_LEVEL_INFO, "Xquartz: Handoff connection established (try %d of %d) on fd %d, \"%s\". Sending message.", (int)try+1, (int)try_max, handoff_fd, handoff_socket_filename);
send_fd_handoff(handoff_fd, launchd_fd);
close(handoff_fd);
break;
@ -288,7 +293,7 @@ int main(int argc, char **argv, char **envp) {
newenvp = (string_array_t)calloc((1 + envpc), sizeof(string_t));
if(!newargv || !newenvp) {
fprintf(stderr, "Xquartz: Memory allocation failure\n");
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: Memory allocation failure");
return EXIT_FAILURE;
}
@ -305,7 +310,7 @@ int main(int argc, char **argv, char **envp) {
free(newenvp);
if (kr != KERN_SUCCESS) {
fprintf(stderr, "Xquartz: start_x11_server: %s\n", mach_error_string(kr));
asl_log(aslc, NULL, ASL_LEVEL_ERR, "Xquartz: start_x11_server: %s", mach_error_string(kr));
return EXIT_FAILURE;
}
return EXIT_SUCCESS;