boinc/mac_installer/Installer.cpp

412 lines
14 KiB
C++
Executable File

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
/* Installer.cpp */
#define CREATE_LOG 1 /* for debugging */
#include <Carbon/Carbon.h>
#include <grp.h>
#include <unistd.h> // getlogin
#include <sys/types.h> // getpwname, getpwuid, getuid
#include <pwd.h> // getpwname, getpwuid, getuid
#include <sys/wait.h> // waitpid
#include <dirent.h>
#include <sys/param.h> // for MAXPATHLEN
#define boinc_master_user_name "boinc_master"
#define boinc_master_group_name "boinc_master"
#define boinc_project_user_name "boinc_project"
#define boinc_project_group_name "boinc_project"
void Initialize(void); /* function prototypes */
OSStatus IsLogoutNeeded(Boolean *result);
OSErr FindProcess (OSType typeToFind, OSType creatorToFind, ProcessSerialNumberPtr processSN);
static OSErr QuitAppleEventHandler(const AppleEvent *appleEvt, AppleEvent* reply, UInt32 refcon);
void print_to_log_file(const char *format, ...);
void strip_cr(char *buf);
Boolean gQuitFlag = false; /* global */
int main(int argc, char *argv[])
{
char pkgPath[MAXPATHLEN], infoPlistPath[MAXPATHLEN];
char brand[64], s[256];
char *p;
ProcessSerialNumber ourPSN, installerPSN;
FSRef ourFSRef;
long response;
short itemHit;
pid_t installerPID = 0;
FSRef infoPlistFileRef;
Boolean isDirectory, result;
CFURLRef xmlURL = NULL;
CFDataRef xmlDataIn = NULL;
CFDataRef xmlDataOut = NULL;
CFPropertyListRef propertyListRef = NULL;
CFStringRef restartKey = CFSTR("IFPkgFlagRestartAction");
CFStringRef currentValue = NULL, desiredValue = NULL;
#if 0 // We no longer support OS < 10.4
CFStringRef valueRestartRequired = CFSTR("RequiredRestart");
CFStringRef valueLogoutRequired = CFSTR("RequiredLogout");
#endif
CFStringRef valueNoRestart = CFSTR("NoRestart");
CFStringRef errorString = NULL;
Boolean needLogout;
OSStatus err = noErr;
Initialize();
// Get the full path to Installer package inside this application's bundle
err = GetCurrentProcess (&ourPSN);
if (err == noErr)
err = GetProcessBundleLocation(&ourPSN, &ourFSRef);
if (err == noErr)
err = FSRefMakePath (&ourFSRef, (UInt8*)pkgPath, sizeof(pkgPath));
strlcpy(infoPlistPath, pkgPath, sizeof(infoPlistPath));
strlcat(pkgPath, "/Contents/Resources/", sizeof(pkgPath));
// To allow for branding, assume name of installer package inside bundle corresponds to name of this application
p = strrchr(infoPlistPath, '/'); // Point to name of this application (e.g., "BOINC Installer.app")
if (p == NULL)
p = infoPlistPath - 1;
strlcpy(brand, p+1, sizeof(brand));
strlcat(pkgPath, p+1, sizeof(pkgPath));
p = strrchr(pkgPath, ' '); // Strip off last space character and everything following
if (p)
*p = '\0';
err = Gestalt(gestaltSystemVersion, &response);
if (err != noErr)
return err;
if (response < 0x1040) {
::SetFrontProcess(&ourPSN);
p = strrchr(brand, ' '); // Strip off last space character and everything following
if (p)
*p = '\0';
s[0] = sprintf(s+1, "Sorry, this version of %s requires system 10.4 or higher.", brand);
StandardAlert (kAlertStopAlert, (StringPtr)s, NULL, NULL, &itemHit);
err = FindProcess ('APPL', 'xins', &installerPSN);
err = GetProcessPID(&installerPSN , &installerPID);
if (err == noErr)
err = kill(installerPID, SIGKILL);
ExitToShell();
}
strlcat(pkgPath, ".pkg", sizeof(pkgPath));
needLogout = false;
desiredValue = valueNoRestart;
err = Gestalt(gestaltSystemVersion, &response);
if (err != noErr)
return err;
#if 0 // We no longer support OS < 10.4
if (response < 0x1040) { // Logout is never needed on OS 10.4 and later
err = IsLogoutNeeded(&needLogout);
if (needLogout) {
if (response < 0x1039)
desiredValue = valueRestartRequired; // Restart is required before OS 10.3.9
else
desiredValue = valueLogoutRequired; // Logout is requires and sufficient on OS 10.3.9
}
}
#endif
strlcpy(infoPlistPath, pkgPath, sizeof(infoPlistPath));
strlcat(infoPlistPath, "/Contents/Info.plist", sizeof(infoPlistPath));
err = FSPathMakeRef((UInt8*)infoPlistPath, &infoPlistFileRef, &isDirectory);
if (err)
return err;
xmlURL = CFURLCreateFromFSRef(NULL, &infoPlistFileRef);
if (xmlURL == NULL)
return -1;
// Read XML Data from file
result = CFURLCreateDataAndPropertiesFromResource(NULL, xmlURL, &xmlDataIn, NULL, NULL, &err);
if (err == noErr)
if (!result)
err = coreFoundationUnknownErr;
if (err == noErr) { // Convert XML Data to internal CFPropertyListRef / CFDictionaryRef format
propertyListRef = CFPropertyListCreateFromXMLData(NULL, xmlDataIn, kCFPropertyListMutableContainersAndLeaves, &errorString);
if (propertyListRef == NULL)
err = coreFoundationUnknownErr;
}
if (err == noErr) { // Get current value for our key
currentValue = (CFStringRef)CFDictionaryGetValue((CFDictionaryRef)propertyListRef, restartKey);
if (currentValue == NULL)
err = coreFoundationUnknownErr;
}
if (err == noErr) {
if (CFStringCompare(currentValue, desiredValue, 0) != kCFCompareEqualTo) { // If current value != desired value
// Replace value for key with desired value
CFDictionaryReplaceValue((CFMutableDictionaryRef)propertyListRef, restartKey, desiredValue);
// Convert internal CFPropertyListRef / CFDictionaryRef format to XML data
xmlDataOut = CFPropertyListCreateXMLData(NULL, propertyListRef);
if (xmlDataOut == NULL)
err = coreFoundationUnknownErr;
if (err == noErr) { // Write revised XML Data back to the file
result = CFURLWriteDataAndPropertiesToResource (xmlURL, xmlDataOut, NULL, &err);
if (err == noErr)
if (!result)
err = coreFoundationUnknownErr;
}
}
}
if (xmlURL)
CFRelease(xmlURL);
if (xmlDataIn)
CFRelease(xmlDataIn);
if (xmlDataOut)
CFRelease(xmlDataOut);
if (propertyListRef)
CFRelease(propertyListRef);
if (err == noErr) {
sprintf(infoPlistPath, "open \"%s\" &", pkgPath);
system(infoPlistPath);
}
return err;
}
OSStatus IsLogoutNeeded(Boolean *result)
{
passwd *pw = NULL;
group *grp = NULL;
gid_t boinc_master_gid = 0, boinc_project_gid = 0;
uid_t boinc_master_uid = 0, boinc_project_uid = 0;
short i, j;
char *p;
DIR *dirp;
dirent *dp;
*result = true;
grp = getgrnam(boinc_master_group_name);
if (grp == NULL)
return noErr; // Group boinc_master does not exist
boinc_master_gid = grp->gr_gid;
grp = getgrnam(boinc_project_group_name);
if (grp == NULL)
return noErr; // Group boinc_project does not exist
boinc_project_gid = grp->gr_gid;
pw = getpwnam(boinc_master_user_name);
if (pw == NULL)
return noErr; // User boinc_master does not exist
boinc_master_uid = pw->pw_uid;
if (pw->pw_gid != boinc_master_gid)
return noErr; // User boinc_master does not have group boinc_master as its primary group
pw = getpwnam(boinc_project_user_name);
if (pw == NULL)
return noErr; // User boinc_project does not exist
boinc_project_uid = pw->pw_uid;
if (pw->pw_gid != boinc_project_gid)
return noErr; // User boinc_project does not have group boinc_project as its primary group
// Step through all visible users. If user is a member of group admin, verify
// that user is also a member of both groups boinc_master and boinc_project.
// NOTE: getgrnam and getgrgid use one static memory area to return their results,
// so each call to getgrnam or getgrgid overwrites the data from any previous calls.
dirp = opendir("/Users");
if (dirp == NULL) // Should never happen
return noErr;
while (true) {
dp = readdir(dirp);
if (dp == NULL)
break; // End of list
if (dp->d_name[0] == '.')
continue; // Ignore names beginning with '.'
pw = getpwnam(dp->d_name);
if (pw == NULL) // "Deleted Users", "Shared", etc.
continue;
for (j=0; ; j++) { // Step through all users in group admin
grp = getgrnam("admin"); // See NOTE above
if (grp == NULL) // Should never happen
return noErr;
p = grp->gr_mem[j];
if(p == NULL)
break; // User is not a member of group admin
if (strcmp(p, dp->d_name) == 0) {
// User is a member of group admin, so should also be member of groups boinc_master and boinc_project
grp = getgrgid(boinc_master_gid); // See NOTE above
if (grp == NULL) // Should never happen
return noErr;
for (i=0; ; i++) { // Step through all users in group boinc_master
p = grp->gr_mem[i];
if (p == NULL)
return noErr; // User is not a member of group boinc_master
if (strcmp(p, dp->d_name) == 0)
break;
}
grp = getgrgid(boinc_project_gid); // See NOTE above
if (grp == NULL) // Should never happen
return noErr;
for (i=0; ; i++) { // Step through all users in group boinc_project
p = grp->gr_mem[i];
if (p == NULL)
return noErr; // User is not a member of group boinc_project
if (strcmp(p, dp->d_name) == 0)
break;
}
break; // Check next user
} // End if (strcmp(p, dp->d_name) == 0)
} // End for j
} // End stepping through /Users directory
closedir(dirp);
*result = false;
return noErr;
}
void Initialize() /* Initialize some managers */
{
OSErr err;
InitCursor();
err = AEInstallEventHandler( kCoreEventClass, kAEQuitApplication, NewAEEventHandlerUPP((AEEventHandlerProcPtr)QuitAppleEventHandler), 0, false );
if (err != noErr)
ExitToShell();
}
// ---------------------------------------------------------------------------
/* This runs through the process list looking for the indicated application */
/* Searches for process by file type and signature (creator code) */
// ---------------------------------------------------------------------------
OSErr FindProcess (OSType typeToFind, OSType creatorToFind, ProcessSerialNumberPtr processSN)
{
ProcessInfoRec tempInfo;
FSSpec procSpec;
Str31 processName;
OSErr myErr = noErr;
/* null out the PSN so we're starting at the beginning of the list */
processSN->lowLongOfPSN = kNoProcess;
processSN->highLongOfPSN = kNoProcess;
/* initialize the process information record */
tempInfo.processInfoLength = sizeof(ProcessInfoRec);
tempInfo.processName = processName;
tempInfo.processAppSpec = &procSpec;
/* loop through all the processes until we */
/* 1) find the process we want */
/* 2) error out because of some reason (usually, no more processes) */
do {
myErr = GetNextProcess(processSN);
if (myErr == noErr)
GetProcessInformation(processSN, &tempInfo);
}
while ((tempInfo.processSignature != creatorToFind || tempInfo.processType != typeToFind) &&
myErr == noErr);
return(myErr);
}
static OSErr QuitAppleEventHandler( const AppleEvent *appleEvt, AppleEvent* reply, UInt32 refcon )
{
gQuitFlag = true;
return noErr;
}
// For debugging
void print_to_log_file(const char *format, ...) {
#if CREATE_LOG
FILE *f;
va_list args;
char buf[256];
time_t t;
strcpy(buf, getenv("HOME"));
strcat(buf, "/Documents/test_log.txt");
f = fopen(buf, "a");
if (!f) return;
// freopen(buf, "a", stdout);
// freopen(buf, "a", stderr);
time(&t);
strcpy(buf, asctime(localtime(&t)));
strip_cr(buf);
fputs(buf, f);
fputs(" ", f);
va_start(args, format);
vfprintf(f, format, args);
va_end(args);
fputs("\n", f);
fflush(f);
fclose(f);
#endif
}
#if CREATE_LOG
void strip_cr(char *buf)
{
char *theCR;
theCR = strrchr(buf, '\n');
if (theCR)
*theCR = '\0';
theCR = strrchr(buf, '\r');
if (theCR)
*theCR = '\0';
}
#endif // CREATE_LOG