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authorGünther Deschner <gd@samba.org>2007-08-20 15:53:56 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 12:30:07 -0500
commitb0b080799c542d1314870dcbfebd8e84d8002392 (patch)
tree240eb02ee952d1bcaac123364e6d2d54b7a46cce /source3/nsswitch
parentcf131be215048a4f0fc300d9089bd97e02967045 (diff)
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r24584: Merge all pam post-processing code (in particular all extra_data code) into
append_data(). Guenther (This used to be commit 8c56ee2c58ef5aab64292d4420947ea0a5e2766f)
Diffstat (limited to 'source3/nsswitch')
-rw-r--r--source3/nsswitch/winbindd_pam.c326
1 files changed, 179 insertions, 147 deletions
diff --git a/source3/nsswitch/winbindd_pam.c b/source3/nsswitch/winbindd_pam.c
index 110201dac8..210de6149f 100644
--- a/source3/nsswitch/winbindd_pam.c
+++ b/source3/nsswitch/winbindd_pam.c
@@ -109,6 +109,111 @@ static NTSTATUS append_info3_as_ndr(TALLOC_CTX *mem_ctx,
return NT_STATUS_OK;
}
+static NTSTATUS append_unix_username(TALLOC_CTX *mem_ctx,
+ struct winbindd_cli_state *state,
+ const NET_USER_INFO_3 *info3,
+ const char *name_domain,
+ const char *name_user)
+{
+ /* We've been asked to return the unix username, per
+ 'winbind use default domain' settings and the like */
+
+ fstring username_out;
+ const char *nt_username, *nt_domain;
+
+ if (!(nt_domain = unistr2_tdup(mem_ctx,
+ &info3->uni_logon_dom))) {
+ /* If the server didn't give us one, just use the one
+ * we sent them */
+ nt_domain = name_domain;
+ }
+
+ if (!(nt_username = unistr2_tdup(mem_ctx,
+ &info3->uni_user_name))) {
+ /* If the server didn't give us one, just use the one
+ * we sent them */
+ nt_username = name_user;
+ }
+
+ fill_domain_username(username_out, nt_domain, nt_username,
+ True);
+
+ DEBUG(5,("Setting unix username to [%s]\n", username_out));
+
+ SAFE_FREE(state->response.extra_data.data);
+ state->response.extra_data.data = SMB_STRDUP(username_out);
+ if (!state->response.extra_data.data) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ state->response.length +=
+ strlen((const char *)state->response.extra_data.data)+1;
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS append_afs_token(TALLOC_CTX *mem_ctx,
+ struct winbindd_cli_state *state,
+ const NET_USER_INFO_3 *info3,
+ const char *name_domain,
+ const char *name_user)
+{
+ char *afsname = NULL;
+ char *cell;
+
+ afsname = talloc_strdup(mem_ctx, lp_afs_username_map());
+ if (afsname == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ afsname = talloc_string_sub(mem_ctx,
+ lp_afs_username_map(),
+ "%D", name_domain);
+ afsname = talloc_string_sub(mem_ctx, afsname,
+ "%u", name_user);
+ afsname = talloc_string_sub(mem_ctx, afsname,
+ "%U", name_user);
+
+ {
+ DOM_SID user_sid;
+ fstring sidstr;
+
+ sid_copy(&user_sid, &info3->dom_sid.sid);
+ sid_append_rid(&user_sid, info3->user_rid);
+ sid_to_string(sidstr, &user_sid);
+ afsname = talloc_string_sub(mem_ctx, afsname,
+ "%s", sidstr);
+ }
+
+ if (afsname == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ strlower_m(afsname);
+
+ DEBUG(10, ("Generating token for user %s\n", afsname));
+
+ cell = strchr(afsname, '@');
+
+ if (cell == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ *cell = '\0';
+ cell += 1;
+
+ /* Append an AFS token string */
+ SAFE_FREE(state->response.extra_data.data);
+ state->response.extra_data.data =
+ afs_createtoken_str(afsname, cell);
+
+ if (state->response.extra_data.data != NULL) {
+ state->response.length +=
+ strlen((const char *)state->response.extra_data.data)+1;
+ }
+
+ return NT_STATUS_OK;
+}
+
static NTSTATUS check_info3_in_group(TALLOC_CTX *mem_ctx,
NET_USER_INFO_3 *info3,
const char *group_sid)
@@ -600,6 +705,74 @@ static BOOL check_request_flags(uint32_t flags)
return False;
}
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS append_data(struct winbindd_cli_state *state,
+ NET_USER_INFO_3 *info3,
+ const char *name_domain,
+ const char *name_user)
+{
+ NTSTATUS result;
+ uint32_t flags = state->request.flags;
+
+ if (flags & WBFLAG_PAM_USER_SESSION_KEY) {
+ memcpy(state->response.data.auth.user_session_key,
+ info3->user_sess_key,
+ sizeof(state->response.data.auth.user_session_key)
+ /* 16 */);
+ }
+
+ if (flags & WBFLAG_PAM_LMKEY) {
+ memcpy(state->response.data.auth.first_8_lm_hash,
+ info3->lm_sess_key,
+ sizeof(state->response.data.auth.first_8_lm_hash)
+ /* 8 */);
+ }
+
+ if (flags & WBFLAG_PAM_INFO3_TEXT) {
+ result = append_info3_as_txt(state->mem_ctx, state, info3);
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10,("Failed to append INFO3 (TXT): %s\n",
+ nt_errstr(result)));
+ return result;
+ }
+ }
+
+ /* currently, anything from here on potentially overwrites extra_data. */
+
+ if (flags & WBFLAG_PAM_INFO3_NDR) {
+ result = append_info3_as_ndr(state->mem_ctx, state, info3);
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10,("Failed to append INFO3 (NDR): %s\n",
+ nt_errstr(result)));
+ return result;
+ }
+ }
+
+ if (flags & WBFLAG_PAM_UNIX_NAME) {
+ result = append_unix_username(state->mem_ctx, state, info3,
+ name_domain, name_user);
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10,("Failed to append Unix Username: %s\n",
+ nt_errstr(result)));
+ return result;
+ }
+ }
+
+ if (flags & WBFLAG_PAM_AFS_TOKEN) {
+ result = append_afs_token(state->mem_ctx, state, info3,
+ name_domain, name_user);
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10,("Failed to append AFS token: %s\n",
+ nt_errstr(result)));
+ return result;
+ }
+ }
+
+ return NT_STATUS_OK;
+}
+
void winbindd_pam_auth(struct winbindd_cli_state *state)
{
struct winbindd_domain *domain;
@@ -1397,21 +1570,9 @@ process_result:
goto done;
}
- if (state->request.flags & WBFLAG_PAM_INFO3_NDR) {
- result = append_info3_as_ndr(state->mem_ctx, state, info3);
- if (!NT_STATUS_IS_OK(result)) {
- DEBUG(10,("Failed to append INFO3 (NDR): %s\n", nt_errstr(result)));
- goto done;
- }
- }
-
- if (state->request.flags & WBFLAG_PAM_INFO3_TEXT) {
- result = append_info3_as_txt(state->mem_ctx, state, info3);
- if (!NT_STATUS_IS_OK(result)) {
- DEBUG(10,("Failed to append INFO3 (TXT): %s\n", nt_errstr(result)));
- goto done;
- }
-
+ result = append_data(state, info3, name_domain, name_user);
+ if (!NT_STATUS_IS_OK(result)) {
+ goto done;
}
if ((state->request.flags & WBFLAG_PAM_CACHED_LOGIN)) {
@@ -1453,39 +1614,7 @@ process_result:
}
result = NT_STATUS_OK;
-
- if (state->request.flags & WBFLAG_PAM_UNIX_NAME) {
- /* We've been asked to return the unix username, per
- 'winbind use default domain' settings and the like */
-
- fstring username_out;
- const char *nt_username, *nt_domain;
-
- if (!(nt_username = unistr2_tdup(state->mem_ctx, &info3->uni_user_name))) {
- /* If the server didn't give us one, just use the one we sent them */
- nt_username = name_user;
- }
-
- if (!(nt_domain = unistr2_tdup(state->mem_ctx, &info3->uni_logon_dom))) {
- /* If the server didn't give us one, just use the one we sent them */
- nt_domain = name_domain;
- }
-
- fill_domain_username(username_out, nt_domain, nt_username, True);
-
- DEBUG(5, ("Setting unix username to [%s]\n", username_out));
-
- SAFE_FREE(state->response.extra_data.data);
- state->response.extra_data.data = SMB_STRDUP(username_out);
- if (!state->response.extra_data.data) {
- result = NT_STATUS_NO_MEMORY;
- goto done;
- }
- state->response.length +=
- strlen((const char *)state->response.extra_data.data)+1;
- }
}
-
done:
/* give us a more useful (more correct?) error code */
@@ -1507,67 +1636,6 @@ done:
state->response.data.auth.nt_status_string,
state->response.data.auth.pam_error));
- if ( NT_STATUS_IS_OK(result) && info3 &&
- (state->request.flags & WBFLAG_PAM_AFS_TOKEN) ) {
-
- char *afsname = talloc_strdup(state->mem_ctx,
- lp_afs_username_map());
- char *cell;
-
- if (afsname == NULL) {
- goto no_token;
- }
-
- afsname = talloc_string_sub(state->mem_ctx,
- lp_afs_username_map(),
- "%D", name_domain);
- afsname = talloc_string_sub(state->mem_ctx, afsname,
- "%u", name_user);
- afsname = talloc_string_sub(state->mem_ctx, afsname,
- "%U", name_user);
-
- {
- DOM_SID user_sid;
- fstring sidstr;
-
- sid_copy(&user_sid, &info3->dom_sid.sid);
- sid_append_rid(&user_sid, info3->user_rid);
- sid_to_string(sidstr, &user_sid);
- afsname = talloc_string_sub(state->mem_ctx, afsname,
- "%s", sidstr);
- }
-
- if (afsname == NULL) {
- goto no_token;
- }
-
- strlower_m(afsname);
-
- DEBUG(10, ("Generating token for user %s\n", afsname));
-
- cell = strchr(afsname, '@');
-
- if (cell == NULL) {
- goto no_token;
- }
-
- *cell = '\0';
- cell += 1;
-
- /* Append an AFS token string */
- SAFE_FREE(state->response.extra_data.data);
- state->response.extra_data.data =
- afs_createtoken_str(afsname, cell);
-
- if (state->response.extra_data.data != NULL) {
- state->response.length +=
- strlen((const char *)state->response.extra_data.data)+1;
- }
-
- no_token:
- TALLOC_FREE(afsname);
- }
-
return NT_STATUS_IS_OK(result) ? WINBINDD_OK : WINBINDD_ERROR;
}
@@ -1820,45 +1888,9 @@ enum winbindd_result winbindd_dual_pam_auth_crap(struct winbindd_domain *domain,
goto done;
}
- if (state->request.flags & WBFLAG_PAM_INFO3_NDR) {
- result = append_info3_as_ndr(state->mem_ctx, state, &info3);
- } else if (state->request.flags & WBFLAG_PAM_UNIX_NAME) {
- /* ntlm_auth should return the unix username, per
- 'winbind use default domain' settings and the like */
-
- fstring username_out;
- const char *nt_username, *nt_domain;
- if (!(nt_username = unistr2_tdup(state->mem_ctx, &(info3.uni_user_name)))) {
- /* If the server didn't give us one, just use the one we sent them */
- nt_username = name_user;
- }
-
- if (!(nt_domain = unistr2_tdup(state->mem_ctx, &(info3.uni_logon_dom)))) {
- /* If the server didn't give us one, just use the one we sent them */
- nt_domain = name_domain;
- }
-
- fill_domain_username(username_out, nt_domain, nt_username, True);
-
- DEBUG(5, ("Setting unix username to [%s]\n", username_out));
-
- SAFE_FREE(state->response.extra_data.data);
- state->response.extra_data.data = SMB_STRDUP(username_out);
- if (!state->response.extra_data.data) {
- result = NT_STATUS_NO_MEMORY;
- goto done;
- }
- state->response.length +=
- strlen((const char *)state->response.extra_data.data)+1;
- }
-
- if (state->request.flags & WBFLAG_PAM_USER_SESSION_KEY) {
- memcpy(state->response.data.auth.user_session_key, info3.user_sess_key,
- sizeof(state->response.data.auth.user_session_key) /* 16 */);
- }
- if (state->request.flags & WBFLAG_PAM_LMKEY) {
- memcpy(state->response.data.auth.first_8_lm_hash, info3.lm_sess_key,
- sizeof(state->response.data.auth.first_8_lm_hash) /* 8 */);
+ result = append_data(state, &info3, name_domain, name_user);
+ if (!NT_STATUS_IS_OK(result)) {
+ goto done;
}
}