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authorRafal Szczesniak <mimir@samba.org>2006-05-29 21:58:53 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:08:42 -0500
commit95399b1e66bf3e5d8e01f8b35973556d4d840191 (patch)
treef2bbdb45a504a70fb329166ed92e26181fd3f94d
parentab7d25c4d12a3544bb3bd8ca9ff6ccfe36e6a4a1 (diff)
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r15938: Extend userinfo call with one optional stage - lookup for
username to resolve it to a rid, when a sid argument is not explicitly provided. rafal (This used to be commit 9bc4ef267c3d6720422e2a2f7f2c1572ba694d2d)
-rw-r--r--source4/libnet/userinfo.c103
1 files changed, 84 insertions, 19 deletions
diff --git a/source4/libnet/userinfo.c b/source4/libnet/userinfo.c
index 25a2ac42b0..75c43f5033 100644
--- a/source4/libnet/userinfo.c
+++ b/source4/libnet/userinfo.c
@@ -32,14 +32,16 @@
static void userinfo_handler(struct rpc_request *req);
-enum userinfo_stage { USERINFO_OPENUSER, USERINFO_GETUSER, USERINFO_CLOSEUSER };
+enum userinfo_stage { USERINFO_LOOKUP, USERINFO_OPENUSER, USERINFO_GETUSER, USERINFO_CLOSEUSER };
struct userinfo_state {
enum userinfo_stage stage;
struct dcerpc_pipe *pipe;
struct rpc_request *req;
+ struct policy_handle domain_handle;
struct policy_handle user_handle;
uint16_t level;
+ struct samr_LookupNames lookup;
struct samr_OpenUser openuser;
struct samr_QueryUserInfo queryuserinfo;
struct samr_Close samrclose;
@@ -51,7 +53,46 @@ struct userinfo_state {
/**
- * Stage 1: Open user policy handle in SAM server.
+ * Stage 1 (optional): Look for a username in SAM server.
+ */
+static NTSTATUS userinfo_lookup(struct composite_context *c,
+ struct userinfo_state *s)
+{
+ /* receive samr_Lookup reply */
+ c->status = dcerpc_ndr_request_recv(s->req);
+ NT_STATUS_NOT_OK_RETURN(c->status);
+
+ /* have we actually got name resolved
+ - we're looking for only one at the moment */
+ if (s->lookup.out.rids.count == 0) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ /* TODO: find proper status code for more than one rid found */
+
+ /* prepare parameters for LookupNames */
+ s->openuser.in.domain_handle = &s->domain_handle;
+ s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+ s->openuser.in.rid = s->lookup.out.rids.ids[0];
+ s->openuser.out.user_handle = &s->user_handle;
+
+ /* send request */
+ s->req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser);
+ if (s->req == NULL) goto failure;
+
+ s->req->async.callback = userinfo_handler;
+ s->req->async.private = c;
+ s->stage = USERINFO_OPENUSER;
+
+ return NT_STATUS_OK;
+
+failure:
+ return NT_STATUS_UNSUCCESSFUL;
+}
+
+
+/**
+ * Stage 2: Open user policy handle.
*/
static NTSTATUS userinfo_openuser(struct composite_context *c,
struct userinfo_state *s)
@@ -80,7 +121,7 @@ failure:
/**
- * Stage 2: Get requested user information.
+ * Stage 3: Get requested user information.
*/
static NTSTATUS userinfo_getuser(struct composite_context *c,
struct userinfo_state *s)
@@ -107,7 +148,7 @@ static NTSTATUS userinfo_getuser(struct composite_context *c,
/**
- * Stage 3: Close policy handle associated with opened user.
+ * Stage 4: Close policy handle associated with opened user.
*/
static NTSTATUS userinfo_closeuser(struct composite_context *c,
struct userinfo_state *s)
@@ -139,6 +180,10 @@ static void userinfo_handler(struct rpc_request *req)
/* Stages of the call */
switch (s->stage) {
+ case USERINFO_LOOKUP:
+ c->status = userinfo_lookup(c, s);
+ break;
+
case USERINFO_OPENUSER:
c->status = userinfo_openuser(c, s);
@@ -208,29 +253,49 @@ struct composite_context *libnet_rpc_userinfo_send(struct dcerpc_pipe *p,
s = talloc_zero(c, struct userinfo_state);
if (s == NULL) goto failure;
- s->level = io->in.level;
- s->pipe = p;
- s->monitor_fn = monitor;
-
- sid = dom_sid_parse_talloc(s, io->in.sid);
- if (sid == NULL) goto failure;
+ s->level = io->in.level;
+ s->pipe = p;
+ s->domain_handle = io->in.domain_handle;
+ s->monitor_fn = monitor;
+
c->state = COMPOSITE_STATE_IN_PROGRESS;
c->private_data = s;
c->event_ctx = dcerpc_event_context(p);
- /* preparing parameters to send rpc request */
- s->openuser.in.domain_handle = &io->in.domain_handle;
- s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
- s->openuser.in.rid = sid->sub_auths[sid->num_auths - 1];
- s->openuser.out.user_handle = &s->user_handle;
+ if (io->in.sid) {
+ sid = dom_sid_parse_talloc(s, io->in.sid);
+ if (sid == NULL) goto failure;
- /* send request */
- s->req = dcerpc_samr_OpenUser_send(p, c, &s->openuser);
+ s->openuser.in.domain_handle = &s->domain_handle;
+ s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+ s->openuser.in.rid = sid->sub_auths[sid->num_auths - 1];
+ s->openuser.out.user_handle = &s->user_handle;
+
+ /* send request */
+ s->req = dcerpc_samr_OpenUser_send(p, c, &s->openuser);
+ if (s->req == NULL) goto failure;
+
+ s->stage = USERINFO_OPENUSER;
+
+ } else {
+ /* preparing parameters to send rpc request */
+ s->lookup.in.domain_handle = &s->domain_handle;
+ s->lookup.in.num_names = 1;
+ s->lookup.in.names = talloc_array(s, struct lsa_String, 1);
+
+ if (composite_nomem(s->lookup.in.names, c)) return c;
+ s->lookup.in.names[0].string = talloc_strdup(s, io->in.username);
+
+ /* send request */
+ s->req = dcerpc_samr_LookupNames_send(p, c, &s->lookup);
+ if (s->req == NULL) goto failure;
+
+ s->stage = USERINFO_LOOKUP;
+ }
/* callback handler */
s->req->async.callback = userinfo_handler;
- s->req->async.private = c;
- s->stage = USERINFO_OPENUSER;
+ s->req->async.private = c;
return c;