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- Avoid use of deprecated KRB5 functions.

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This commit is contained in:
Stanislav Sedov 2012-03-22 11:18:14 +00:00
parent 3daaaabdb8
commit bbbc13f8cf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=233302
2 changed files with 26 additions and 16 deletions
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2
lib/libpam/modules/pam_ksu/Makefile
View File

@ -31,6 +31,4 @@ MAN= pam_ksu.8
DPADD= ${LIBKRB5} ${LIBHX509} ${LIBASN1} ${LIBROKEN} ${LIBCOM_ERR} ${LIBCRYPT} ${LIBCRYPTO}
LDADD= -lkrb5 -lhx509 -lasn1 -lroken -lcom_err -lcrypt -lcrypto
NO_WERROR= yes
.include <bsd.lib.mk>

40
lib/libpam/modules/pam_ksu/pam_ksu.c
View File

@ -70,8 +70,9 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags __unused,
PAM_LOG("Got ruser: %s", (const char *)ruser);
rv = krb5_init_context(&context);
if (rv != 0) {
PAM_LOG("krb5_init_context failed: %s",
krb5_get_err_text(context, rv));
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_init_context failed: %s", msg);
krb5_free_error_message(context, msg);
return (PAM_SERVICE_ERR);
}
rv = get_su_principal(context, user, ruser, &su_principal_name, &su_principal);
@ -112,7 +113,7 @@ auth_krb5(pam_handle_t *pamh, krb5_context context, const char *su_principal_nam
krb5_principal su_principal)
{
krb5_creds creds;
krb5_get_init_creds_opt gic_opt;
krb5_get_init_creds_opt *gic_opt;
krb5_verify_init_creds_opt vic_opt;
const char *pass;
char *prompt;
@ -120,7 +121,6 @@ auth_krb5(pam_handle_t *pamh, krb5_context context, const char *su_principal_nam
int pamret;
prompt = NULL;
krb5_get_init_creds_opt_init(&gic_opt);
krb5_verify_init_creds_opt_init(&vic_opt);
if (su_principal_name != NULL)
(void)asprintf(&prompt, "Password for %s:", su_principal_name);
@ -133,11 +133,20 @@ auth_krb5(pam_handle_t *pamh, krb5_context context, const char *su_principal_nam
free(prompt);
if (pamret != PAM_SUCCESS)
return (pamret);
rv = krb5_get_init_creds_password(context, &creds, su_principal,
pass, NULL, NULL, 0, NULL, &gic_opt);
rv = krb5_get_init_creds_opt_alloc(context, &gic_opt);
if (rv != 0) {
PAM_LOG("krb5_get_init_creds_password: %s",
krb5_get_err_text(context, rv));
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_get_init_creds_opt_alloc: %s", msg);
krb5_free_error_message(context, msg);
return (PAM_AUTH_ERR);
}
rv = krb5_get_init_creds_password(context, &creds, su_principal,
pass, NULL, NULL, 0, NULL, gic_opt);
krb5_get_init_creds_opt_free(context, gic_opt);
if (rv != 0) {
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_get_init_creds_password: %s", msg);
krb5_free_error_message(context, msg);
return (PAM_AUTH_ERR);
}
krb5_verify_init_creds_opt_set_ap_req_nofail(&vic_opt, 1);
@ -145,8 +154,9 @@ auth_krb5(pam_handle_t *pamh, krb5_context context, const char *su_principal_nam
&vic_opt);
krb5_free_cred_contents(context, &creds);
if (rv != 0) {
PAM_LOG("krb5_verify_init_creds: %s",
krb5_get_err_text(context, rv));
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_verify_init_creds: %s", msg);
krb5_free_error_message(context, msg);
return (PAM_AUTH_ERR);
}
return (PAM_SUCCESS);
@ -220,8 +230,9 @@ get_su_principal(krb5_context context, const char *target_user, const char *curr
rv = krb5_unparse_name(context, default_principal, &principal_name);
krb5_free_principal(context, default_principal);
if (rv != 0) {
PAM_LOG("krb5_unparse_name: %s",
krb5_get_err_text(context, rv));
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_unparse_name: %s", msg);
krb5_free_error_message(context, msg);
return (rv);
}
PAM_LOG("Default principal name: %s", principal_name);
@ -243,8 +254,9 @@ get_su_principal(krb5_context context, const char *target_user, const char *curr
return (errno);
rv = krb5_parse_name(context, *su_principal_name, &default_principal);
if (rv != 0) {
PAM_LOG("krb5_parse_name `%s': %s", *su_principal_name,
krb5_get_err_text(context, rv));
const char *msg = krb5_get_error_message(context, rv);
PAM_LOG("krb5_parse_name `%s': %s", *su_principal_name, msg);
krb5_free_error_message(context, msg);
free(*su_principal_name);
return (rv);
}