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Bring back the old behaviour of kinit; if no username is mentioned on

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the command line, attempt to get a ticket for the current uid (or
<uid>.root if we are already su'ed).

Requested By: Garrett Wollman
This commit is contained in:
Mark Murray 1998-02-16 12:36:49 +00:00
parent 72898b2890
commit 879e5f26e8
1 changed files with 35 additions and 7 deletions
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42
crypto/kerberosIV/kuser/kinit.c
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@ -108,13 +108,41 @@ main(int argc, char **argv)
printf("@%s", realm);
printf("\"\n");
} else {
printf("Kerberos Initialization\n");
printf("Kerberos name: ");
get_input(name, sizeof(name), stdin);
if (!*name)
return 0;
if ((k_errno = kname_parse(aname, inst, realm, name)) != KSUCCESS )
errx(1, "%s", krb_get_err_text(k_errno));
if (iflag) {
printf("Kerberos Initialization\n");
printf("Kerberos name: ");
get_input(name, sizeof(name), stdin);
if (!*name)
return 0;
if ((k_errno = kname_parse(aname, inst, realm, name))
!= KSUCCESS )
errx(1, "%s", krb_get_err_text(k_errno));
} else {
int uid = getuid();
char *getenv();
struct passwd *pwd;
/* default to current user name unless running as root */
if (uid == 0 && (username = getenv("USER")) &&
strcmp(username, "root") != 0) {
strncpy(aname, username, sizeof(aname));
strncpy(inst, "root", sizeof(inst));
} else {
pwd = getpwuid(uid);
if (pwd == (struct passwd *) NULL) {
fprintf(stderr, "Unknown name for your uid\n");
printf("Kerberos name: ");
get_input(aname, sizeof(aname), stdin);
} else
strncpy(aname, pwd->pw_name, sizeof(aname));
}
if (!*name)
return 0;
if (!k_isname(aname)) {
errx(1, "%s", "bad Kerberos name format");
}
}
}
/* optional instance */
if (iflag) {