*/
#include "includes.h"
+#include "popt_common.h"
#include "utils/ntlm_auth.h"
#include "../libcli/auth/libcli_auth.h"
#include "../libcli/auth/spnego.h"
-#include "ntlmssp.h"
+#include "../libcli/auth/ntlmssp.h"
#include "smb_krb5.h"
#include <iniparser.h>
+#include "../lib/crypto/arcfour.h"
+#include "libads/kerberos_proto.h"
+#include "nsswitch/winbind_client.h"
+#include "librpc/gen_ndr/krb5pac.h"
#ifndef PAM_WINBIND_CONFIG_FILE
#define PAM_WINBIND_CONFIG_FILE "/etc/security/pam_winbind.conf"
return nt_status;
}
-static NTSTATUS winbind_pw_check(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key)
+static NTSTATUS winbind_pw_check(struct ntlmssp_state *ntlmssp_state, TALLOC_CTX *mem_ctx,
+ DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key)
{
static const char zeros[16] = { 0, };
NTSTATUS nt_status;
if (NT_STATUS_IS_OK(nt_status)) {
if (memcmp(lm_key, zeros, 8) != 0) {
- *lm_session_key = data_blob_talloc(ntlmssp_state, NULL, 16);
+ *lm_session_key = data_blob_talloc(mem_ctx, NULL, 16);
memcpy(lm_session_key->data, lm_key, 8);
memset(lm_session_key->data+8, '\0', 8);
}
if (memcmp(user_sess_key, zeros, 16) != 0) {
- *user_session_key = data_blob_talloc(ntlmssp_state, user_sess_key, 16);
+ *user_session_key = data_blob_talloc(mem_ctx, user_sess_key, 16);
}
ntlmssp_state->callback_private = talloc_strdup(ntlmssp_state,
unix_name);
return nt_status;
}
-static NTSTATUS local_pw_check(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key)
+static NTSTATUS local_pw_check(struct ntlmssp_state *ntlmssp_state, TALLOC_CTX *mem_ctx,
+ DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key)
{
NTSTATUS nt_status;
struct samr_Password lm_pw, nt_pw;
nt_lm_owf_gen (opt_password, nt_pw.hash, lm_pw.hash);
- nt_status = ntlm_password_check(ntlmssp_state,
+ nt_status = ntlm_password_check(mem_ctx,
true, true, 0,
&ntlmssp_state->chal,
&ntlmssp_state->lm_resp,
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Could not start NTLMSSP client: %s\n",
nt_errstr(status)));
- ntlmssp_end(client_ntlmssp_state);
+ TALLOC_FREE(*client_ntlmssp_state);
return status;
}
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Could not set username: %s\n",
nt_errstr(status)));
- ntlmssp_end(client_ntlmssp_state);
+ TALLOC_FREE(*client_ntlmssp_state);
return status;
}
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Could not set domain: %s\n",
nt_errstr(status)));
- ntlmssp_end(client_ntlmssp_state);
+ TALLOC_FREE(*client_ntlmssp_state);
return status;
}
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Could not set password: %s\n",
nt_errstr(status)));
- ntlmssp_end(client_ntlmssp_state);
+ TALLOC_FREE(*client_ntlmssp_state);
return status;
}
}
* child of the trusted domain. If we ask the primary domain for
* ntlm_ccache_auth, it will fail. So, we have to ask the trusted
* domain's child for ccache_ntlm_auth. that is to say, we have to
- * set WBFALG_PAM_CONTACT_TRUSTDOM in request.flags.
+ * set WBFLAG_PAM_CONTACT_TRUSTDOM in request.flags.
*/
ctrl = get_pam_winbind_config();
return NT_STATUS_MORE_PROCESSING_REQUIRED;
}
-static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
- char *buf, int length)
+static void manage_squid_ntlmssp_request_int(struct ntlm_auth_state *state,
+ char *buf, int length,
+ TALLOC_CTX *mem_ctx,
+ char **response)
{
DATA_BLOB request, reply;
NTSTATUS nt_status;
if (strlen(buf) < 2) {
- DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
- x_fprintf(x_stdout, "BH NTLMSSP query invalid\n");
+ DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf));
+ *response = talloc_strdup(mem_ctx, "BH NTLMSSP query invalid");
return;
}
TALLOC_FREE(state->want_feature_list);
state->want_feature_list = talloc_strdup(state->mem_ctx,
buf+3);
- x_fprintf(x_stdout, "OK\n");
+ *response = talloc_strdup(mem_ctx, "OK");
return;
}
request = base64_decode_data_blob(buf + 3);
if (opt_password == NULL) {
DEBUG(1, ("Out of memory\n"));
- x_fprintf(x_stdout, "BH Out of memory\n");
+ *response = talloc_strdup(mem_ctx, "BH Out of memory");
data_blob_free(&request);
return;
}
- x_fprintf(x_stdout, "OK\n");
+ *response = talloc_strdup(mem_ctx, "OK");
data_blob_free(&request);
return;
}
if (strncmp(buf, "YR", 2) == 0) {
- if (state->ntlmssp_state)
- ntlmssp_end(&state->ntlmssp_state);
+ TALLOC_FREE(state->ntlmssp_state);
state->svr_state = SERVER_INITIAL;
} else if (strncmp(buf, "KK", 2) == 0) {
/* No special preprocessing required */
DEBUG(10, ("Requested negotiated NTLMSSP flags\n"));
if (state->svr_state == SERVER_FINISHED) {
- x_fprintf(x_stdout, "GF 0x%08x\n", state->neg_flags);
+ *response = talloc_asprintf(mem_ctx, "GF 0x%08x",
+ state->neg_flags);
}
else {
- x_fprintf(x_stdout, "BH\n");
+ *response = talloc_strdup(mem_ctx, "BH\n");
}
data_blob_free(&request);
return;
if(state->have_session_key) {
char *key64 = base64_encode_data_blob(state->mem_ctx,
state->session_key);
- x_fprintf(x_stdout, "GK %s\n", key64?key64:"<NULL>");
+ *response = talloc_asprintf(mem_ctx, "GK %s",
+ key64 ? key64 : "<NULL>");
TALLOC_FREE(key64);
} else {
- x_fprintf(x_stdout, "BH\n");
+ *response = talloc_strdup(mem_ctx, "BH");
}
data_blob_free(&request);
return;
} else {
- DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
- x_fprintf(x_stdout, "BH NTLMSSP query invalid\n");
+ DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf));
+ *response = talloc_strdup(mem_ctx, "BH NTLMSSP query invalid");
return;
}
nt_status = ntlm_auth_start_ntlmssp_server(
&state->ntlmssp_state);
if (!NT_STATUS_IS_OK(nt_status)) {
- x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
+ *response = talloc_asprintf(
+ mem_ctx, "BH %s", nt_errstr(nt_status));
return;
}
ntlmssp_want_feature_list(state->ntlmssp_state,
if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
char *reply_base64 = base64_encode_data_blob(state->mem_ctx,
reply);
- x_fprintf(x_stdout, "TT %s\n", reply_base64);
+ *response = talloc_asprintf(mem_ctx, "TT %s", reply_base64);
TALLOC_FREE(reply_base64);
data_blob_free(&reply);
state->svr_state = SERVER_CHALLENGE;
DEBUG(10, ("NTLMSSP challenge\n"));
} else if (NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED)) {
- x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
+ *response = talloc_asprintf(mem_ctx, "BH %s",
+ nt_errstr(nt_status));
DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status)));
- ntlmssp_end(&state->ntlmssp_state);
+ TALLOC_FREE(state->ntlmssp_state);
} else if (!NT_STATUS_IS_OK(nt_status)) {
- x_fprintf(x_stdout, "NA %s\n", nt_errstr(nt_status));
+ *response = talloc_asprintf(mem_ctx, "NA %s",
+ nt_errstr(nt_status));
DEBUG(10, ("NTLMSSP %s\n", nt_errstr(nt_status)));
} else {
- x_fprintf(x_stdout, "AF %s\n",
- (char *)state->ntlmssp_state->callback_private);
+ *response = talloc_asprintf(
+ mem_ctx, "AF %s",
+ (char *)state->ntlmssp_state->callback_private);
DEBUG(10, ("NTLMSSP OK!\n"));
if(state->have_session_key)
data_blob_free(&request);
}
+static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
+ char *buf, int length)
+{
+ char *response;
+
+ manage_squid_ntlmssp_request_int(state, buf, length,
+ talloc_tos(), &response);
+
+ if (response == NULL) {
+ x_fprintf(x_stdout, "BH Out of memory\n");
+ return;
+ }
+ x_fprintf(x_stdout, "%s\n", response);
+ TALLOC_FREE(response);
+}
+
static void manage_client_ntlmssp_request(struct ntlm_auth_state *state,
char *buf, int length)
{
}
if (strlen(buf) < 2) {
- DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
+ DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf));
x_fprintf(x_stdout, "BH NTLMSSP query invalid\n");
return;
}
}
if (strncmp(buf, "YR", 2) == 0) {
- if (state->ntlmssp_state)
- ntlmssp_end(&state->ntlmssp_state);
+ TALLOC_FREE(state->ntlmssp_state);
state->cli_state = CLIENT_INITIAL;
} else if (strncmp(buf, "TT", 2) == 0) {
/* No special preprocessing required */
data_blob_free(&request);
return;
} else {
- DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
+ DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf));
x_fprintf(x_stdout, "BH NTLMSSP query invalid\n");
return;
}
DEBUG(10, ("NTLMSSP OK!\n"));
state->cli_state = CLIENT_FINISHED;
- if (state->ntlmssp_state)
- ntlmssp_end(&state->ntlmssp_state);
+ TALLOC_FREE(state->ntlmssp_state);
} else {
x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status)));
state->cli_state = CLIENT_ERROR;
- if (state->ntlmssp_state)
- ntlmssp_end(&state->ntlmssp_state);
+ TALLOC_FREE(state->ntlmssp_state);
}
data_blob_free(&request);
/* Server negTokenInit (mech offerings) */
spnego.type = SPNEGO_NEG_TOKEN_INIT;
- spnego.negTokenInit.mechTypes = SMB_XMALLOC_ARRAY(const char *, 2);
+ spnego.negTokenInit.mechTypes = talloc_array(ctx, const char *, 3);
#ifdef HAVE_KRB5
- spnego.negTokenInit.mechTypes[0] = smb_xstrdup(OID_KERBEROS5_OLD);
- spnego.negTokenInit.mechTypes[1] = smb_xstrdup(OID_NTLMSSP);
+ spnego.negTokenInit.mechTypes[0] = talloc_strdup(ctx, OID_KERBEROS5_OLD);
+ spnego.negTokenInit.mechTypes[1] = talloc_strdup(ctx, OID_NTLMSSP);
spnego.negTokenInit.mechTypes[2] = NULL;
#else
- spnego.negTokenInit.mechTypes[0] = smb_xstrdup(OID_NTLMSSP);
+ spnego.negTokenInit.mechTypes[0] = talloc_strdup(ctx, OID_NTLMSSP);
spnego.negTokenInit.mechTypes[1] = NULL;
#endif
- spnego.negTokenInit.mechListMIC = data_blob(principal,
+ spnego.negTokenInit.mechListMIC = data_blob_talloc(ctx, principal,
strlen(principal));
len = spnego_write_data(ctx, &token, &spnego);
return;
}
+bool spnego_parse_krb5_wrap(TALLOC_CTX *ctx, DATA_BLOB blob, DATA_BLOB *ticket, uint8 tok_id[2])
+{
+ bool ret;
+ ASN1_DATA *data;
+ int data_remaining;
+
+ data = asn1_init(talloc_tos());
+ if (data == NULL) {
+ return false;
+ }
+
+ asn1_load(data, blob);
+ asn1_start_tag(data, ASN1_APPLICATION(0));
+ asn1_check_OID(data, OID_KERBEROS5);
+
+ data_remaining = asn1_tag_remaining(data);
+
+ if (data_remaining < 3) {
+ data->has_error = True;
+ } else {
+ asn1_read(data, tok_id, 2);
+ data_remaining -= 2;
+ *ticket = data_blob_talloc(ctx, NULL, data_remaining);
+ asn1_read(data, ticket->data, ticket->length);
+ }
+
+ asn1_end_tag(data);
+
+ ret = !data->has_error;
+
+ if (data->has_error) {
+ data_blob_free(ticket);
+ }
+
+ asn1_free(data);
+
+ return ret;
+}
+
static void manage_gss_spnego_request(struct ntlm_auth_state *state,
char *buf, int length)
{
char *reply_argument = NULL;
if (strlen(buf) < 2) {
- DEBUG(1, ("SPENGO query [%s] invalid", buf));
+ DEBUG(1, ("SPENGO query [%s] invalid\n", buf));
x_fprintf(x_stdout, "BH SPENGO query invalid\n");
return;
}
if (strncmp(buf, "YR", 2) == 0) {
- if (ntlmssp_state)
- ntlmssp_end(&ntlmssp_state);
+ TALLOC_FREE(ntlmssp_state);
} else if (strncmp(buf, "KK", 2) == 0) {
;
} else {
- DEBUG(1, ("SPENGO query [%s] invalid", buf));
+ DEBUG(1, ("SPENGO query [%s] invalid\n", buf));
x_fprintf(x_stdout, "BH SPENGO query invalid\n");
return;
}
}
token = base64_decode_data_blob(buf + 3);
+
+ if ((token.length >= 7)
+ && (strncmp((char *)token.data, "NTLMSSP", 7) == 0)) {
+ char *reply;
+
+ data_blob_free(&token);
+
+ DEBUG(10, ("Could not parse GSS-SPNEGO, trying raw "
+ "ntlmssp\n"));
+
+ manage_squid_ntlmssp_request_int(state, buf, length,
+ talloc_tos(), &reply);
+ if (reply == NULL) {
+ x_fprintf(x_stdout, "BH Out of memory\n");
+ return;
+ }
+
+ if (strncmp(reply, "AF ", 3) == 0) {
+ x_fprintf(x_stdout, "AF * %s\n", reply+3);
+ } else {
+ x_fprintf(x_stdout, "%s *\n", reply);
+ }
+
+ TALLOC_FREE(reply);
+ return;
+ }
+
len = spnego_read_data(ctx, token, &request);
data_blob_free(&token);
if (len == -1) {
- DEBUG(1, ("GSS-SPNEGO query [%s] invalid", buf));
+ DEBUG(1, ("GSS-SPNEGO query [%s] invalid\n", buf));
x_fprintf(x_stdout, "BH GSS-SPNEGO query invalid\n");
return;
}
if ( (request.negTokenInit.mechTypes == NULL) ||
(request.negTokenInit.mechTypes[0] == NULL) ) {
- DEBUG(1, ("Client did not offer any mechanism"));
+ DEBUG(1, ("Client did not offer any mechanism\n"));
x_fprintf(x_stdout, "BH Client did not offer any "
"mechanism\n");
return;
x_fprintf(x_stdout, "BH Client wants a new "
"NTLMSSP challenge, but "
"already got one\n");
- ntlmssp_end(&ntlmssp_state);
+ TALLOC_FREE(ntlmssp_state);
return;
}
request.negTokenInit.mechToken.length);
response.type = SPNEGO_NEG_TOKEN_TARG;
- response.negTokenTarg.supportedMech = SMB_STRDUP(OID_NTLMSSP);
- response.negTokenTarg.mechListMIC = data_blob_null;
+ response.negTokenTarg.supportedMech = talloc_strdup(ctx, OID_NTLMSSP);
+ response.negTokenTarg.mechListMIC = data_blob_talloc(ctx, NULL, 0);
status = ntlmssp_update(ntlmssp_state,
request.negTokenInit.mechToken,
char *principal;
DATA_BLOB ap_rep;
DATA_BLOB session_key;
- struct PAC_DATA *pac_data = NULL;
+ struct PAC_LOGON_INFO *logon_info = NULL;
+ DATA_BLOB ticket;
+ uint8_t tok_id[2];
if ( request.negTokenInit.mechToken.data == NULL ) {
DEBUG(1, ("Client did not provide Kerberos data\n"));
return;
}
+ dump_data(10, request.negTokenInit.mechToken.data,
+ request.negTokenInit.mechToken.length);
+
+ if (!spnego_parse_krb5_wrap(ctx, request.negTokenInit.mechToken,
+ &ticket, tok_id)) {
+ DEBUG(1, ("spnego_parse_krb5_wrap failed\n"));
+ x_fprintf(x_stdout, "BH spnego_parse_krb5_wrap failed\n");
+ return;
+ }
+
response.type = SPNEGO_NEG_TOKEN_TARG;
- response.negTokenTarg.supportedMech = SMB_STRDUP(OID_KERBEROS5_OLD);
- response.negTokenTarg.mechListMIC = data_blob_null;
- response.negTokenTarg.responseToken = data_blob_null;
+ response.negTokenTarg.supportedMech = talloc_strdup(ctx, OID_KERBEROS5_OLD);
+ response.negTokenTarg.mechListMIC = data_blob_talloc(ctx, NULL, 0);
+ response.negTokenTarg.responseToken = data_blob_talloc(ctx, NULL, 0);
status = ads_verify_ticket(mem_ctx, lp_realm(), 0,
- &request.negTokenInit.mechToken,
- &principal, &pac_data, &ap_rep,
+ &ticket,
+ &principal, &logon_info, &ap_rep,
&session_key, True);
/* Now in "principal" we have the name we are
domain = SMB_STRDUP(domain);
user = SMB_STRDUP(principal);
+ netsamlogon_cache_store(
+ user, &logon_info->info3);
+
data_blob_free(&ap_rep);
}
&response.negTokenTarg.responseToken);
response.type = SPNEGO_NEG_TOKEN_TARG;
- response.negTokenTarg.supportedMech = SMB_STRDUP(OID_NTLMSSP);
- response.negTokenTarg.mechListMIC = data_blob_null;
+ response.negTokenTarg.supportedMech = talloc_strdup(ctx, OID_NTLMSSP);
+ response.negTokenTarg.mechListMIC = data_blob_talloc(ctx, NULL, 0);
if (NT_STATUS_IS_OK(status)) {
user = SMB_STRDUP(ntlmssp_state->user);
domain = SMB_STRDUP(ntlmssp_state->domain);
- ntlmssp_end(&ntlmssp_state);
+ TALLOC_FREE(ntlmssp_state);
}
}
NT_STATUS_IS_OK(status)) ) {
DEBUG(1, ("Expected OK or MORE_PROCESSING_REQUIRED, got: %s\n",
nt_errstr(status)));
- ntlmssp_end(&client_ntlmssp_state);
+ TALLOC_FREE(client_ntlmssp_state);
return False;
}
if (spnego.negTokenTarg.negResult == SPNEGO_REJECT) {
x_fprintf(x_stdout, "NA\n");
- ntlmssp_end(&client_ntlmssp_state);
+ TALLOC_FREE(client_ntlmssp_state);
return;
}
if (spnego.negTokenTarg.negResult == SPNEGO_ACCEPT_COMPLETED) {
x_fprintf(x_stdout, "AF\n");
- ntlmssp_end(&client_ntlmssp_state);
+ TALLOC_FREE(client_ntlmssp_state);
return;
}
x_fprintf(x_stdout, "BH Expected MORE_PROCESSING_REQUIRED from "
"ntlmssp_client_update\n");
data_blob_free(&request);
- ntlmssp_end(&client_ntlmssp_state);
+ TALLOC_FREE(client_ntlmssp_state);
return;
}
spnego.negTokenInit.mechListMIC.length);
principal[spnego.negTokenInit.mechListMIC.length] = '\0';
- retval = cli_krb5_get_ticket(principal, 0, &tkt, &session_key_krb5, 0, NULL, NULL, NULL);
-
+ retval = cli_krb5_get_ticket(ctx, principal, 0,
+ &tkt, &session_key_krb5,
+ 0, NULL, NULL, NULL);
if (retval) {
char *user = NULL;
return False;
}
- retval = cli_krb5_get_ticket(principal, 0, &tkt, &session_key_krb5, 0, NULL, NULL, NULL);
-
+ retval = cli_krb5_get_ticket(ctx, principal, 0,
+ &tkt, &session_key_krb5,
+ 0, NULL, NULL, NULL);
if (retval) {
DEBUG(10, ("Kinit suceeded, but getting a ticket failed: %s\n", error_message(retval)));
return False;
"negResult\n");
}
- ntlmssp_end(&client_ntlmssp_state);
+ TALLOC_FREE(client_ntlmssp_state);
goto out;
}
state->helper_mode = stdio_mode;
while(1) {
+ TALLOC_CTX *frame = talloc_stackframe();
manage_squid_request(state, fn);
+ TALLOC_FREE(frame);
}
}
{ "request-lm-key", 0, POPT_ARG_NONE, &request_lm_key, OPT_LM_KEY, "Retrieve LM session key"},
{ "request-nt-key", 0, POPT_ARG_NONE, &request_user_session_key, OPT_USER_SESSION_KEY, "Retrieve User (NT) session key"},
{ "use-cached-creds", 0, POPT_ARG_NONE, &use_cached_creds, OPT_USE_CACHED_CREDS, "Use cached credentials if no password is given"},
- { "diagnostics", 0, POPT_ARG_NONE, &diagnostics, OPT_DIAGNOSTICS, "Perform diagnostics on the authentictaion chain"},
+ { "diagnostics", 0, POPT_ARG_NONE, &diagnostics,
+ OPT_DIAGNOSTICS,
+ "Perform diagnostics on the authentication chain"},
{ "require-membership-of", 0, POPT_ARG_STRING, &require_membership_of, OPT_REQUIRE_MEMBERSHIP, "Require that a user be a member of this group (either name or SID) for authentication to succeed" },
{ "pam-winbind-conf", 0, POPT_ARG_STRING, &opt_pam_winbind_conf, OPT_PAM_WINBIND_CONF, "Require that request must set WBFLAG_PAM_CONTACT_TRUSTDOM when krb5 auth is required" },
POPT_COMMON_CONFIGFILE
/* Samba client initialisation */
load_case_tables();
- dbf = x_stderr;
+ setup_logging("ntlm_auth", DEBUG_STDERR);
/* Parse options */
git.samba.org / metze / samba / wip.git / blobdiff