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This commit is contained in:
Andrey A. Chernov 2002-01-19 18:03:11 +00:00
parent cc51a2e8b1
commit 0b836dfaf1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=89567
5 changed files with 22 additions and 34 deletions
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2
etc/pam.d/ftpd
View File

@ -9,7 +9,7 @@ auth required pam_nologin.so no_warn
#auth sufficient pam_kerberosIV.so no_warn
#auth sufficient pam_krb5.so no_warn
#auth sufficient pam_ssh.so no_warn try_first_pass
auth [default=ignore success=done cred_err=die] pam_opie.so no_warn
#auth sufficient pam_opie.so no_warn
auth required pam_unix.so no_warn try_first_pass
# account

2
etc/pam.d/login
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@ -9,7 +9,7 @@ auth required pam_nologin.so no_warn
#auth sufficient pam_kerberosIV.so no_warn try_first_pass
#auth sufficient pam_krb5.so no_warn try_first_pass
#auth required pam_ssh.so no_warn try_first_pass
auth [default=ignore success=done cred_err=die] pam_opie.so no_warn
#auth sufficient pam_opie.so no_warn
auth required pam_unix.so no_warn try_first_pass
# account

2
etc/pam.d/su
View File

@ -10,7 +10,7 @@ auth requisite pam_wheel.so no_warn auth_as_self noroot_ok
#auth sufficient pam_kerberosIV.so no_warn
#auth sufficient pam_krb5.so no_warn try_first_pass auth_as_self
#auth required pam_ssh.so no_warn try_first_pass
auth [default=ignore success=done cred_err=die] pam_opie.so no_warn
#auth sufficient pam_opie.so no_warn
auth required pam_unix.so no_warn try_first_pass nullok
#auth sufficient pam_rootok.so no_warn
##auth sufficient pam_kerberosIV.so no_warn

26
lib/libpam/modules/pam_opie/pam_opie.c
View File

@ -66,12 +66,13 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
struct opie opie;
struct options options;
struct passwd *pwd;
int retval, i, pwok;
int retval, i;
char *(promptstr[]) = { "%s\nPassword: ", "%s\nPassword [echo on]: "};
char challenge[OPIE_CHALLENGE_MAX];
char prompt[OPIE_CHALLENGE_MAX+22];
char resp[OPIE_SECRET_MAX];
const char *user, *response, *rhost;
const char *user;
const char *response;
pam_std_option(&options, other_options, argc, argv);
@ -88,16 +89,13 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
user = NULL;
if (pam_test_option(&options, PAM_OPT_AUTH_AS_SELF, NULL)) {
if ((pwd = getpwnam(getlogin())) == NULL)
PAM_RETURN(PAM_AUTH_ERR);
pwd = getpwnam(getlogin());
user = pwd->pw_name;
}
else {
retval = pam_get_user(pamh, (const char **)&user, NULL);
if (retval != PAM_SUCCESS)
PAM_RETURN(retval);
if ((pwd = getpwnam(user)) == NULL)
PAM_RETURN(PAM_AUTH_ERR);
}
PAM_LOG("Got user: %s", user);
@ -108,14 +106,7 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
*/
opiedisableaeh();
if (opiechallenge(&opie, (char *)user, challenge) == 0) {
rhost = NULL;
(void) pam_get_item(pamh, PAM_RHOST, (const void **)&rhost);
pwok = (rhost != NULL) && (*rhost != '\0') &&
opieaccessfile((char *)rhost) &&
opiealways(pwd->pw_dir);
} else
PAM_RETURN(PAM_AUTH_ERR);
opiechallenge(&opie, (char *)user, challenge);
for (i = 0; i < 2; i++) {
snprintf(prompt, sizeof prompt, promptstr[i], challenge);
retval = pam_get_pass(pamh, &response, prompt, &options);
@ -134,7 +125,7 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
}
/* We have to copy the response, because opieverify mucks with it. */
strlcpy(resp, response, sizeof resp);
snprintf(resp, sizeof resp, "%s", response);
/*
* Opieverify is supposed to return -1 only if an error occurs.
@ -142,10 +133,7 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
* it expects. Thus we can't log an error and can only check for
* success or lack thereof.
*/
if (opieverify(&opie, resp) != 0)
retval = pwok ? PAM_AUTH_ERR : PAM_CRED_ERR;
else
retval = PAM_SUCCESS;
retval = opieverify(&opie, resp) == 0 ? PAM_SUCCESS : PAM_AUTH_ERR;
PAM_RETURN(retval);
}

24
lib/libpam/modules/pam_unix/pam_unix.c
View File

@ -152,8 +152,6 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv)
retval = strcmp(encrypted, pwd->pw_passwd) == 0 ?
PAM_SUCCESS : PAM_AUTH_ERR;
if (pwd->pw_expire && time(NULL) >= pwd->pw_expire)
retval = PAM_AUTH_ERR;
}
else {
@ -504,14 +502,15 @@ local_passwd(const char *user, const char *pass)
syslog(LOG_ERR, "cannot set password cipher");
login_close(lc);
/* Salt suitable for anything */
srandomdev();
gettimeofday(&tv, 0);
to64(&salt[0], arc4random(), 3);
to64(&salt[0], random(), 3);
to64(&salt[3], tv.tv_usec, 3);
to64(&salt[6], tv.tv_sec, 2);
to64(&salt[8], arc4random(), 5);
to64(&salt[13], arc4random(), 5);
to64(&salt[17], arc4random(), 5);
to64(&salt[22], arc4random(), 5);
to64(&salt[8], random(), 5);
to64(&salt[13], random(), 5);
to64(&salt[17], random(), 5);
to64(&salt[22], random(), 5);
salt[27] = '\0';
pwd->pw_passwd = crypt(pass, salt);
@ -597,14 +596,15 @@ yp_passwd(const char *user, const char *pass)
syslog(LOG_ERR, "cannot set password cipher");
login_close(lc);
/* Salt suitable for anything */
srandomdev();
gettimeofday(&tv, 0);
to64(&salt[0], arc4random(), 3);
to64(&salt[0], random(), 3);
to64(&salt[3], tv.tv_usec, 3);
to64(&salt[6], tv.tv_sec, 2);
to64(&salt[8], arc4random(), 5);
to64(&salt[13], arc4random(), 5);
to64(&salt[17], arc4random(), 5);
to64(&salt[22], arc4random(), 5);
to64(&salt[8], random(), 5);
to64(&salt[13], random(), 5);
to64(&salt[17], random(), 5);
to64(&salt[22], random(), 5);
salt[27] = '\0';
if (suser_override)