Attachment 276 Details for Bug 608 – setuidforktest_initgroups_test1.c testcase

setuidforktest_initgroups_test1.c testcase

setuidforktest.c (text/plain), 1.57 KB, created by Roland Mainz on 2004-05-08 10:36:58 UTC

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Creator: Roland Mainz

Created: 2004-05-08 10:36:58 UTC

Size: 1.57 KB

patch

obsolete

>
>#include <sys/types.h>
>#include <sys/wait.h>
>#include <stdlib.h>
>#include <stdio.h>
>#include <unistd.h>
>#include <pwd.h>
>
>int main(int ac, char *av[])
>{
>    pid_t childPid;
>    const char *userName = "gismobile";
>
>    if((childPid = fork()) == 0)
>    {
>        /*
>         * If a user name is specified, try to set our uid to match that
>         * user name.  This is to allow e.g. a banner page to show the
>         * name of the printing user rather than the user who started
>         * the print server.
>         */
>        if(userName)
>        {
>            uid_t myUid;
>
>            if((myUid = geteuid()) == (uid_t)0)
>            {
>                struct passwd *pPasswd;
>
>                if((pPasswd = getpwnam(userName)))
>                {
>                    setgid((gid_t)pPasswd->pw_gid);
>                    if( initgroups(userName, (gid_t)pPasswd->pw_gid) != 0 )
>                    {
>                      perror("initgroups failure");
>                    }
>
>                    printf("child: Setting uid=%d\n", (int)pPasswd->pw_uid);
>                    setuid((uid_t)pPasswd->pw_uid);
>                    system("/usr/bin/id");
>                }
>                else
>                {
>                    printf("child: getpwnam() failed\n");                    
>                }
>            }
>        }
>        /* return BadAlloc? */
>        if (execv("/usr/bin/id", NULL) == -1) {
>            fprintf(stderr, "child: unable to exec '%s'\n", "/usr/bin/id");
>        }
>    }
>    else
>    {
>        int status;
>
>        (void) waitpid(childPid, &status, 0);
>    }
>
>    return EXIT_SUCCESS;
>}
>

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