diff options
| -rw-r--r-- | source4/libnet/libnet_user.c | 100 |
1 files changed, 97 insertions, 3 deletions
diff --git a/source4/libnet/libnet_user.c b/source4/libnet/libnet_user.c index 1bb767a34a..f7d003d276 100644 --- a/source4/libnet/libnet_user.c +++ b/source4/libnet/libnet_user.c @@ -360,6 +360,9 @@ static void continue_domain_open_delete(struct composite_context *ctx) } +/* + * Stage 1: receive result of userdel call and finish the composite function + */ static void continue_rpc_userdel(struct composite_context *ctx) { struct composite_context *c; @@ -442,6 +445,14 @@ static NTSTATUS set_user_changes(TALLOC_CTX *mem_ctx, struct usermod_change *mod static void continue_rpc_userinfo(struct composite_context *ctx); +/** + * Sends request to modify user account + * + * @param ctx initialised libnet context + * @param mem_ctx memory context of this call + * @param r pointer to structure containing arguments and result of this call + * @param monitor function pointer for receiving monitor messages + */ struct composite_context *libnet_ModifyUser_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_ModifyUser *r, @@ -482,6 +493,10 @@ struct composite_context *libnet_ModifyUser_send(struct libnet_context *ctx, } +/* + * Stage 0.5 (optional): receive result of domain open request + * and send userinfo request + */ static void continue_domain_open_modify(struct composite_context *ctx) { const uint16_t level = 21; @@ -509,6 +524,10 @@ static void continue_domain_open_modify(struct composite_context *ctx) } +/* + * Stage 1: receive result of userinfo call, prepare user changes + * (set the fields a caller required to change) and send usermod request + */ static void continue_rpc_userinfo(struct composite_context *ctx) { struct composite_context *c; @@ -533,6 +552,10 @@ static void continue_rpc_userinfo(struct composite_context *ctx) } +/* + * Prepare user changes: compare userinfo result to requested changes and + * set the field values and flags accordingly for user modify call + */ static NTSTATUS set_user_changes(TALLOC_CTX *mem_ctx, struct usermod_change *mod, struct libnet_rpc_userinfo *info, struct libnet_ModifyUser *r) { @@ -576,6 +599,9 @@ static NTSTATUS set_user_changes(TALLOC_CTX *mem_ctx, struct usermod_change *mod } +/* + * Stage 2: receive result of usermod request and finish the composite function + */ static void continue_rpc_usermod(struct composite_context *ctx) { struct composite_context *c; @@ -593,6 +619,14 @@ static void continue_rpc_usermod(struct composite_context *ctx) } +/** + * Receive result of ModifyUser call + * + * @param c composite context returned by send request routine + * @param mem_ctx memory context of this call + * @param r pointer to a structure containing arguments and result of this call + * @return nt status + */ NTSTATUS libnet_ModifyUser_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_ModifyUser *r) { @@ -601,6 +635,14 @@ NTSTATUS libnet_ModifyUser_recv(struct composite_context *c, TALLOC_CTX *mem_ctx } +/** + * Synchronous version of ModifyUser call + * + * @param ctx initialised libnet context + * @param mem_ctx memory context of this call + * @param r pointer to a structure containing arguments and result of this call + * @return nt status + */ NTSTATUS libnet_ModifyUser(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_ModifyUser *r) { @@ -629,6 +671,15 @@ static void continue_domain_open_info(struct composite_context *ctx); static void continue_info_received(struct composite_context *ctx); +/** + * Sends request to get user account information + * + * @param ctx initialised libnet context + * @param mem_ctx memory context of this call + * @param r pointer to a structure containing arguments and results of this call + * @param monitor function pointer for receiving monitor messages + * @return compostite context of this request + */ struct composite_context* libnet_UserInfo_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_UserInfo *r, @@ -639,6 +690,7 @@ struct composite_context* libnet_UserInfo_send(struct libnet_context *ctx, struct composite_context *prereq_ctx; struct composite_context *lookup_req; + /* composite context allocation and setup */ c = composite_create(mem_ctx, ctx->event_ctx); if (c == NULL) return NULL; @@ -647,26 +699,35 @@ struct composite_context* libnet_UserInfo_send(struct libnet_context *ctx, c->private_data = s; + /* store arguments in the state structure */ s->monitor_fn = monitor; s->ctx = ctx; s->domain_name = talloc_strdup(c, r->in.domain_name); s->user_name = talloc_strdup(c, r->in.user_name); + /* prerequisite: make sure the domain is opened */ prereq_ctx = domain_opened(ctx, s->domain_name, c, &s->domopen, continue_domain_open_info, monitor); if (prereq_ctx) return prereq_ctx; + /* prepare arguments for LookupName call */ s->lookup.in.domain_name = s->domain_name; s->lookup.in.name = s->user_name; + /* send the request */ lookup_req = libnet_LookupName_send(ctx, c, &s->lookup, s->monitor_fn); if (composite_nomem(lookup_req, c)) return c; + /* set the next stage */ composite_continue(c, lookup_req, continue_name_found, c); return c; } +/* + * Stage 0.5 (optional): receive result of domain open request + * and send LookupName request + */ static void continue_domain_open_info(struct composite_context *ctx) { struct composite_context *c; @@ -677,21 +738,29 @@ static void continue_domain_open_info(struct composite_context *ctx) c = talloc_get_type(ctx->async.private_data, struct composite_context); s = talloc_get_type(c->private_data, struct user_info_state); + /* receive result of DomainOpen call */ c->status = libnet_DomainOpen_recv(ctx, s->ctx, c, &s->domopen); if (!composite_is_ok(c)) return; - + + /* send monitor message */ if (s->monitor_fn) s->monitor_fn(&msg); + /* prepare arguments for LookupName call */ s->lookup.in.domain_name = s->domain_name; s->lookup.in.name = s->user_name; - + + /* send the request */ lookup_req = libnet_LookupName_send(s->ctx, c, &s->lookup, s->monitor_fn); if (composite_nomem(lookup_req, c)) return; - + + /* set the next stage */ composite_continue(c, lookup_req, continue_rpc_userinfo, c); } +/* + * Stage 1: receive the name (if found) and send userinfo request + */ static void continue_name_found(struct composite_context *ctx) { struct composite_context *c; @@ -701,25 +770,33 @@ static void continue_name_found(struct composite_context *ctx) c = talloc_get_type(ctx->async.private_data, struct composite_context); s = talloc_get_type(c->private_data, struct user_info_state); + /* receive result of LookupName call */ c->status = libnet_LookupName_recv(ctx, c, &s->lookup); if (!composite_is_ok(c)) return; + /* we're only interested in user accounts this time */ if (s->lookup.out.sid_type != SID_NAME_USER) { composite_error(c, NT_STATUS_NO_SUCH_USER); return; } + /* prepare arguments for UserInfo call */ s->userinfo.in.domain_handle = s->ctx->samr.handle; s->userinfo.in.sid = s->lookup.out.sidstr; s->userinfo.in.level = 21; + /* send the request */ info_req = libnet_rpc_userinfo_send(s->ctx->samr.pipe, &s->userinfo, s->monitor_fn); if (composite_nomem(info_req, c)) return; + /* set the next stage */ composite_continue(c, info_req, continue_info_received, c); } +/* + * Stage 2: receive user account information and finish the composite function + */ static void continue_info_received(struct composite_context *ctx) { struct composite_context *c; @@ -728,6 +805,7 @@ static void continue_info_received(struct composite_context *ctx) c = talloc_get_type(ctx->async.private_data, struct composite_context); s = talloc_get_type(c->private_data, struct user_info_state); + /* receive result of userinfo call */ c->status = libnet_rpc_userinfo_recv(ctx, c, &s->userinfo); if (!composite_is_ok(c)) return; @@ -735,6 +813,14 @@ static void continue_info_received(struct composite_context *ctx) } +/** + * Receive result of UserInfo call + * + * @param c composite context returned by send request routine + * @param mem_ctx memory context of this call + * @param r pointer to a structure containing arguments and result of this call + * @return nt status + */ NTSTATUS libnet_UserInfo_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_UserInfo *r) { @@ -787,6 +873,14 @@ NTSTATUS libnet_UserInfo_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, } +/** + * Synchronous version of UserInfo call + * + * @param ctx initialised libnet context + * @param mem_ctx memory context of this call + * @param r pointer to a structure containing arguments and result of this call + * @return nt status + */ NTSTATUS libnet_UserInfo(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_UserInfo *r) { |