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Don't create PID file when creating/changing passwords

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SVN revision: 437
This commit is contained in:
Stefan Ritt 2003-03-10 11:56:07 +00:00
parent ca97cd36ff
commit 0ed4ab425f
1 changed files with 71 additions and 61 deletions
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132
src/elogd.c
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@ -6,6 +6,9 @@
Contents: Web server program for Electronic Logbook ELOG Contents: Web server program for Electronic Logbook ELOG
$Log$ $Log$
Revision 1.45 2003/03/10 11:56:07 midas
Don't create PID file when creating/changing passwords
Revision 1.44 2003/03/10 08:08:11 midas Revision 1.44 2003/03/10 08:08:11 midas
Fallback to elog/elog added Fallback to elog/elog added
@ -2085,7 +2088,11 @@ struct tm tms;
fh = open(file_name, O_RDWR | O_BINARY, 0644); fh = open(file_name, O_RDWR | O_BINARY, 0644);
if (fh < 0) if (fh < 0)
{
sprintf(str, "Cannot open file \"%s\":", file_name);
perror(str);
return EL_FILE_ERROR; return EL_FILE_ERROR;
}
/* read file into buffer */ /* read file into buffer */
length = lseek(fh, 0, SEEK_END); length = lseek(fh, 0, SEEK_END);
@ -12595,82 +12602,85 @@ usage:
#ifdef OS_UNIX #ifdef OS_UNIX
/* create PID file if given as command line parameter or if running under root */ /* create PID file if given as command line parameter or if running under root */
if (geteuid() == 0 || pidfile[0]) if (!read_pwd[0] && !write_pwd[0] && !admin_pwd[0])
{ {
int fd; if (geteuid() == 0 || pidfile[0])
char buf[20];
struct stat finfo;
if (pidfile[0] == 0)
strcpy(pidfile, PIDFILE);
/* check if file exists */
if (stat(pidfile, &finfo) >= 0)
{ {
printf("File \"%s\" exists, using \"%s.%d\" instead.\n", pidfile, pidfile, tcp_port); int fd;
sprintf(pidfile + strlen(pidfile), ".%d", tcp_port); char buf[20];
struct stat finfo;
/* check again for the new name */ if (pidfile[0] == 0)
strcpy(pidfile, PIDFILE);
/* check if file exists */
if (stat(pidfile, &finfo) >= 0) if (stat(pidfile, &finfo) >= 0)
{ {
/* never overwrite a file */ printf("File \"%s\" exists, using \"%s.%d\" instead.\n", pidfile, pidfile, tcp_port);
printf("Refuse to overwrite existing file \"%s\".\n", pidfile); sprintf(pidfile + strlen(pidfile), ".%d", tcp_port);
exit(EXIT_FAILURE);
}
}
fd = open(pidfile, O_CREAT | O_RDWR, 0644); /* check again for the new name */
if (fd < 0) if (stat(pidfile, &finfo) >= 0)
{
sprintf(str, "Error creating pid file \"%s\"", pidfile);
perror(str);
exit(EXIT_FAILURE);
}
sprintf(buf, "%d\n", (int)getpid());
if (write(fd, buf, strlen(buf)) == -1)
{
sprintf(str, "Error writing to pid file \"%s\"", pidfile);
perror(str);
exit(EXIT_FAILURE);
}
close(fd);
}
/* save gid/uid to regain later for deleting the PID file */
orig_gid = getegid();
orig_uid = geteuid();
/* give up root privilege */
if (geteuid() == 0)
{
if (!getcfg("global", "Grp", str) || setgroup(str) < 0)
{
printf("Falling back to default group \"elog\"\n");
if (setgroup("elog") < 0)
{
printf("Falling back to default group \"%s\"\n", DEFAULT_GROUP);
if (setgroup(DEFAULT_GROUP) < 0)
{ {
printf("Refuse to run as setgid root.\n"); /* never overwrite a file */
printf("Please consider to define a Grp statement in configuration file\n"); printf("Refuse to overwrite existing file \"%s\".\n", pidfile);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
} }
fd = open(pidfile, O_CREAT | O_RDWR, 0644);
if (fd < 0)
{
sprintf(str, "Error creating pid file \"%s\"", pidfile);
perror(str);
exit(EXIT_FAILURE);
}
sprintf(buf, "%d\n", (int)getpid());
if (write(fd, buf, strlen(buf)) == -1)
{
sprintf(str, "Error writing to pid file \"%s\"", pidfile);
perror(str);
exit(EXIT_FAILURE);
}
close(fd);
} }
if (!getcfg("global", "Usr", str) || setuser(str) < 0) /* save gid/uid to regain later for deleting the PID file */
orig_gid = getegid();
orig_uid = geteuid();
/* give up root privilege */
if (geteuid() == 0)
{ {
printf("Falling back to default user \"elog\"\n"); if (!getcfg("global", "Grp", str) || setgroup(str) < 0)
if (setuser("elog") < 0)
{ {
printf("Falling back to default user \"%s\"\n", DEFAULT_USER); printf("Falling back to default group \"elog\"\n");
if (setuser(DEFAULT_USER) < 0) if (setgroup("elog") < 0)
{ {
printf("Refuse to run as setuid root.\n"); printf("Falling back to default group \"%s\"\n", DEFAULT_GROUP);
printf("Please consider to define a Usr statement in configuration file\n"); if (setgroup(DEFAULT_GROUP) < 0)
exit(EXIT_FAILURE); {
printf("Refuse to run as setgid root.\n");
printf("Please consider to define a Grp statement in configuration file\n");
exit(EXIT_FAILURE);
}
}
}
if (!getcfg("global", "Usr", str) || setuser(str) < 0)
{
printf("Falling back to default user \"elog\"\n");
if (setuser("elog") < 0)
{
printf("Falling back to default user \"%s\"\n", DEFAULT_USER);
if (setuser(DEFAULT_USER) < 0)
{
printf("Refuse to run as setuid root.\n");
printf("Please consider to define a Usr statement in configuration file\n");
exit(EXIT_FAILURE);
}
} }
} }
} }