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Diffstat (limited to 'source4/auth/kerberos/kerberos_util.c')
-rw-r--r--source4/auth/kerberos/kerberos_util.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/source4/auth/kerberos/kerberos_util.c b/source4/auth/kerberos/kerberos_util.c
index 3020e978bd..c5079123ef 100644
--- a/source4/auth/kerberos/kerberos_util.c
+++ b/source4/auth/kerberos/kerberos_util.c
@@ -332,6 +332,7 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
krb5_error_code kinit_to_ccache(TALLOC_CTX *parent_ctx,
struct cli_credentials *credentials,
struct smb_krb5_context *smb_krb5_context,
+ struct tevent_context *event_ctx,
krb5_ccache ccache,
enum credentials_obtained *obtained,
const char **error_string)
@@ -392,6 +393,13 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
tries = 2;
while (tries--) {
+ struct tevent_context *previous_ev;
+ /* Do this every time, in case we have weird recursive issues here */
+ ret = smb_krb5_context_set_event_ctx(smb_krb5_context, event_ctx, &previous_ev);
+ if (ret) {
+ talloc_free(mem_ctx);
+ return ret;
+ }
if (password) {
ret = kerberos_kinit_password_cc(smb_krb5_context->krb5_context, ccache,
princ, password,
@@ -399,6 +407,7 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
krb_options,
NULL, &kdc_time);
} else if (impersonate_principal) {
+ talloc_free(mem_ctx);
(*error_string) = "INTERNAL error: Cannot impersonate principal with just a keyblock. A password must be specified in the credentials";
return EINVAL;
} else {
@@ -411,6 +420,7 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
talloc_free(mem_ctx);
(*error_string) = "kinit_to_ccache: No password available for kinit\n";
krb5_get_init_creds_opt_free(smb_krb5_context->krb5_context, krb_options);
+ smb_krb5_context_remove_event_ctx(smb_krb5_context, previous_ev, event_ctx);
return EINVAL;
}
ret = krb5_keyblock_init(smb_krb5_context->krb5_context,
@@ -427,6 +437,8 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
}
}
+ smb_krb5_context_remove_event_ctx(smb_krb5_context, previous_ev, event_ctx);
+
if (ret == KRB5KRB_AP_ERR_SKEW || ret == KRB5_KDCREP_SKEW) {
/* Perhaps we have been given an invalid skew, so try again without it */
time_t t = time(NULL);
@@ -460,6 +472,7 @@ krb5_error_code principal_from_credentials(TALLOC_CTX *parent_ctx,
ret = kinit_to_ccache(parent_ctx,
credentials,
smb_krb5_context,
+ event_ctx,
ccache, obtained,
error_string);
}