s3:winbind: Add async fill_pwent

2 files changed, 162 insertions, 0 deletions

diff --git a/source3/winbindd/wb_fill_pwent.c b/source3/winbindd/wb_fill_pwent.c
new file mode 100644
index 0000000000..4f4819ca23
--- /dev/null
+++ b/source3/winbindd/wb_fill_pwent.c
@@ -0,0 +1,155 @@
+/*
+   Unix SMB/CIFS implementation.
+   async fill_pwent
+   Copyright (C) Volker Lendecke 2009
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "winbindd.h"
+#include "librpc/gen_ndr/cli_wbint.h"
+
+struct wb_fill_pwent_state {
+	struct tevent_context *ev;
+	struct wbint_userinfo *info;
+	struct winbindd_pw *pw;
+};
+
+static void wb_fill_pwent_sid2uid_done(struct tevent_req *subreq);
+static void wb_fill_pwent_sid2gid_done(struct tevent_req *subreq);
+
+struct tevent_req *wb_fill_pwent_send(TALLOC_CTX *mem_ctx,
+				      struct tevent_context *ev,
+				      struct wbint_userinfo *info,
+				      struct winbindd_pw *pw)
+{
+	struct tevent_req *req, *subreq;
+	struct wb_fill_pwent_state *state;
+
+	req = tevent_req_create(mem_ctx, &state, struct wb_fill_pwent_state);
+	if (req == NULL) {
+		return NULL;
+	}
+	state->ev = ev;
+	state->info = info;
+	state->pw = pw;
+
+	subreq = wb_sid2uid_send(state, state->ev, &state->info->user_sid);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, wb_fill_pwent_sid2uid_done, req);
+	return req;
+}
+
+static void wb_fill_pwent_sid2uid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct wb_fill_pwent_state *state = tevent_req_data(
+		req, struct wb_fill_pwent_state);
+	NTSTATUS status;
+
+	status = wb_sid2uid_recv(subreq, &state->pw->pw_uid);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+
+	subreq = wb_sid2gid_send(state, state->ev, &state->info->group_sid);
+	if (tevent_req_nomem(subreq, req)) {
+		return;
+	}
+	tevent_req_set_callback(subreq, wb_fill_pwent_sid2gid_done, req);
+}
+
+static void wb_fill_pwent_sid2gid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct wb_fill_pwent_state *state = tevent_req_data(
+		req, struct wb_fill_pwent_state);
+	struct winbindd_domain *domain;
+	char *dom_name;
+	fstring user_name, output_username;
+	char *mapped_name = NULL;
+	NTSTATUS status;
+
+	status = wb_sid2gid_recv(subreq, &state->pw->pw_gid);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+
+	domain = find_domain_from_sid_noinit(&state->info->user_sid);
+	if (domain == NULL) {
+		tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+		return;
+	}
+	dom_name = domain->name;
+
+	/* Username */
+
+	fstrcpy(user_name, state->info->acct_name);
+	strlower_m(user_name);
+	status = normalize_name_map(state, domain, user_name, &mapped_name);
+
+	/* Basic removal of whitespace */
+	if (NT_STATUS_IS_OK(status)) {
+		fill_domain_username(output_username, dom_name, mapped_name,
+				     true);
+	}
+	/* Complete name replacement */
+	else if (NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
+		fstrcpy(output_username, mapped_name);
+	}
+	/* No change at all */
+	else {
+		fill_domain_username(output_username, dom_name, user_name,
+				     true);
+	}
+
+	fstrcpy(state->pw->pw_name, output_username);
+	fstrcpy(state->pw->pw_gecos, state->info->full_name);
+
+	/* Home directory and shell */
+
+	if (!fillup_pw_field(lp_template_homedir(), user_name, dom_name,
+			     state->pw->pw_uid, state->pw->pw_gid,
+			     state->info->homedir, state->pw->pw_dir)) {
+		tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+		return;
+	}
+
+	if (!fillup_pw_field(lp_template_shell(), user_name, dom_name,
+			     state->pw->pw_uid, state->pw->pw_gid,
+			     state->info->shell, state->pw->pw_shell)) {
+		tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+		return;
+	}
+
+	/* Password - set to "*" as we can't generate anything useful here.
+	   Authentication can be done using the pam_winbind module. */
+
+	fstrcpy(state->pw->pw_passwd, "*");
+	tevent_req_done(req);
+}
+
+NTSTATUS wb_fill_pwent_recv(struct tevent_req *req)
+{
+	return tevent_req_simple_recv_ntstatus(req);
+}
diff --git a/source3/winbindd/winbindd_proto.h b/source3/winbindd/winbindd_proto.h
index 3a9ac4f20f..58a46b5215 100644
--- a/source3/winbindd/winbindd_proto.h
+++ b/source3/winbindd/winbindd_proto.h
@@ -856,4 +856,11 @@ NTSTATUS wb_query_user_list_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
 				 int *num_users,
 				 struct wbint_userinfo **users);
 
+struct tevent_req *wb_fill_pwent_send(TALLOC_CTX *mem_ctx,
+				      struct tevent_context *ev,
+				      struct wbint_userinfo *info,
+				      struct winbindd_pw *pw);
+NTSTATUS wb_fill_pwent_recv(struct tevent_req *req);
+
+
 #endif /*  _WINBINDD_PROTO_H_  */