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https://github.com/samba-team/samba.git
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r26632: Add libnet_CreateGroup function.
(This used to be commit b8e115a920cfbbb0eb0d98d880734912242b851c)
This commit is contained in:
Rafal Szczesniak
Stefan Metzmacher
parent
f4b30bebca
commit
fcb8285339
@ -28,6 +28,147 @@
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#include "libcli/security/security.h"
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struct create_group_state {
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struct libnet_context *ctx;
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struct libnet_CreateGroup r;
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struct libnet_DomainOpen domain_open;
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struct libnet_rpc_groupadd group_add;
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/* information about the progress */
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void (*monitor_fn)(struct monitor_msg *);
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};
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static void continue_domain_opened(struct composite_context *ctx);
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static void continue_rpc_group_added(struct composite_context *ctx);
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struct composite_context* libnet_CreateGroup_send(struct libnet_context *ctx,
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TALLOC_CTX *mem_ctx,
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struct libnet_CreateGroup *r,
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void (*monitor)(struct monitor_msg*))
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{
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struct composite_context *c;
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struct create_group_state *s;
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struct composite_context *create_req;
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bool prereq_met = false;
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/* composite context allocation and setup */
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c = composite_create(mem_ctx, ctx->event_ctx);
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if (c == NULL) return NULL;
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s = talloc_zero(c, struct create_group_state);
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if (composite_nomem(s, c)) return c;
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c->private_data = s;
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s->ctx = ctx;
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s->r = *r;
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ZERO_STRUCT(s->r.out);
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/* prerequisite: make sure we have a valid samr domain handle */
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prereq_met = samr_domain_opened(ctx, s->r.in.domain_name, &c, &s->domain_open,
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continue_domain_opened, monitor);
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if (!prereq_met) return c;
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/* prepare arguments of rpc group add call */
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s->group_add.in.groupname = r->in.group_name;
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s->group_add.in.domain_handle = ctx->samr.handle;
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/* send the request */
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create_req = libnet_rpc_groupadd_send(ctx->samr.pipe, &s->group_add, monitor);
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if (composite_nomem(create_req, c)) return c;
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composite_continue(c, create_req, continue_rpc_group_added, c);
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return c;
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}
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static void continue_domain_opened(struct composite_context *ctx)
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{
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struct composite_context *c;
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struct create_group_state *s;
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struct composite_context *create_req;
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c = talloc_get_type(ctx->async.private_data, struct composite_context);
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s = talloc_get_type(c->private_data, struct create_group_state);
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c->status = libnet_DomainOpen_recv(ctx, s->ctx, c, &s->domain_open);
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if (!composite_is_ok(c)) return;
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/* prepare arguments of groupadd call */
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s->group_add.in.groupname = s->r.in.group_name;
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s->group_add.in.domain_handle = s->ctx->samr.handle;
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/* send the request */
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create_req = libnet_rpc_groupadd_send(s->ctx->samr.pipe, &s->group_add,
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s->monitor_fn);
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if (composite_nomem(create_req, c)) return;
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composite_continue(c, create_req, continue_rpc_group_added, c);
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}
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static void continue_rpc_group_added(struct composite_context *ctx)
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{
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struct composite_context *c;
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struct create_group_state *s;
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c = talloc_get_type(ctx->async.private_data, struct composite_context);
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s = talloc_get_type(c->private_data, struct create_group_state);
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/* receive result of group add call */
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c->status = libnet_rpc_groupadd_recv(ctx, c, &s->group_add);
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if (!composite_is_ok(c)) return;
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/* we're done */
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composite_done(c);
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}
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/**
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* Receive result of CreateGroup call
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*
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* @param c composite context returned by send request routine
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* @param mem_ctx memory context of this call
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* @param r pointer to a structure containing arguments and result of this call
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* @return nt status
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*/
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NTSTATUS libnet_CreateGroup_recv(struct composite_context *c,
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TALLOC_CTX *mem_ctx,
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struct libnet_CreateGroup *r)
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{
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NTSTATUS status;
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struct create_group_state *s;
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status = composite_wait(c);
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if (!NT_STATUS_IS_OK(status)) {
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s = talloc_get_type(c->private_data, struct create_group_state);
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r->out.error_string = talloc_strdup(mem_ctx, nt_errstr(status));
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}
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return status;
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}
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/**
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* Create domain group
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*
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* @param ctx initialised libnet context
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* @param mem_ctx memory context of this call
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* @param io pointer to structure containing arguments and result of this call
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* @return nt status
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*/
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NTSTATUS libnet_CreateGroup(struct libnet_context *ctx, TALLOC_CTX *mem_ctx,
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struct libnet_CreateGroup *io)
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{
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struct composite_context *c;
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c = libnet_CreateGroup_send(ctx, mem_ctx, io, NULL);
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return libnet_CreateGroup_recv(c, mem_ctx, io);
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}
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struct group_info_state {
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struct libnet_context *ctx;
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const char *domain_name;
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@ -190,7 +331,7 @@ static void continue_group_info(struct composite_context *ctx)
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*
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* @param c composite context returned by libnet_GroupInfo_send
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* @param mem_ctx memory context of this call
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* @param io pointer to a structure receiving results of the call
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* @param io pointer to structure receiving results of the call
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* @result nt status
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*/
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NTSTATUS libnet_GroupInfo_recv(struct composite_context* c, TALLOC_CTX *mem_ctx,
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@ -260,6 +401,15 @@ static void continue_domain_queried(struct rpc_request *req);
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static void continue_groups_enumerated(struct rpc_request *req);
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/**
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* Sends request to list (enumerate) group accounts
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*
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* @param ctx initialised libnet context
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* @param mem_ctx memory context of this call
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* @param io pointer to structure containing arguments and results of this call
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* @param monitor function pointer for receiving monitor messages
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* @return compostite context of this request
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*/
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struct composite_context *libnet_GroupList_send(struct libnet_context *ctx,
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TALLOC_CTX *mem_ctx,
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struct libnet_GroupList *io,
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@ -269,7 +419,8 @@ struct composite_context *libnet_GroupList_send(struct libnet_context *ctx,
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struct grouplist_state *s;
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struct rpc_request *query_req;
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bool prereq_met = false;
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/* composite context allocation and setup */
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c = composite_create(mem_ctx, ctx->event_ctx);
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if (c == NULL) return NULL;
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@ -277,20 +428,24 @@ struct composite_context *libnet_GroupList_send(struct libnet_context *ctx,
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if (composite_nomem(s, c)) return c;
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c->private_data = s;
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/* store the arguments in the state structure */
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s->ctx = ctx;
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s->page_size = io->in.page_size;
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s->resume_index = (uint32_t)io->in.resume_index;
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s->domain_name = talloc_strdup(c, io->in.domain_name);
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s->monitor_fn = monitor;
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/* make sure we have lsa domain handle before doing anything */
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prereq_met = lsa_domain_opened(ctx, s->domain_name, &c, &s->domain_open,
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continue_lsa_domain_opened, monitor);
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if (!prereq_met) return c;
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/* prepare arguments of QueryDomainInfo call */
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s->query_domain.in.handle = &ctx->lsa.handle;
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s->query_domain.in.level = LSA_POLICY_INFO_DOMAIN;
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/* send the request */
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query_req = dcerpc_lsa_QueryInfoPolicy_send(ctx->lsa.pipe, c, &s->query_domain);
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if (composite_nomem(query_req, c)) return c;
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@ -299,6 +454,10 @@ struct composite_context *libnet_GroupList_send(struct libnet_context *ctx,
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}
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/*
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* Stage 0.5 (optional): receive lsa domain handle and send
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* request to query domain info
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*/
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static void continue_lsa_domain_opened(struct composite_context *ctx)
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{
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struct composite_context *c;
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@ -307,13 +466,16 @@ static void continue_lsa_domain_opened(struct composite_context *ctx)
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c = talloc_get_type(ctx->async.private_data, struct composite_context);
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s = talloc_get_type(c->private_data, struct grouplist_state);
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/* receive lsa domain handle */
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c->status = libnet_DomainOpen_recv(ctx, s->ctx, c, &s->domain_open);
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if (!composite_is_ok(c)) return;
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/* prepare arguments of QueryDomainInfo call */
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s->query_domain.in.handle = &s->ctx->lsa.handle;
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s->query_domain.in.level = LSA_POLICY_INFO_DOMAIN;
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/* send the request */
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query_req = dcerpc_lsa_QueryInfoPolicy_send(s->ctx->lsa.pipe, c, &s->query_domain);
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if (composite_nomem(query_req, c)) return;
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@ -321,6 +483,10 @@ static void continue_lsa_domain_opened(struct composite_context *ctx)
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}
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/*
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* Stage 1: receive domain info and request to enum groups
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* provided a valid samr handle is opened
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*/
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static void continue_domain_queried(struct rpc_request *req)
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{
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struct composite_context *c;
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@ -344,9 +510,9 @@ static void continue_domain_queried(struct rpc_request *req)
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if (!prereq_met) return;
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/* prepare arguments od EnumDomainGroups call */
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s->group_list.in.domain_handle = &s->ctx->samr.handle;
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s->group_list.in.max_size = s->page_size;
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s->group_list.in.resume_handle = &s->resume_index;
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s->group_list.in.domain_handle = &s->ctx->samr.handle;
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s->group_list.in.max_size = s->page_size;
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s->group_list.in.resume_handle = &s->resume_index;
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s->group_list.out.resume_handle = &s->resume_index;
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/* send the request */
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@ -357,6 +523,10 @@ static void continue_domain_queried(struct rpc_request *req)
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}
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/*
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* Stage 1.5 (optional): receive samr domain handle
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* and request to enumerate accounts
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*/
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static void continue_samr_domain_opened(struct composite_context *ctx)
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{
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struct composite_context *c;
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@ -370,11 +540,13 @@ static void continue_samr_domain_opened(struct composite_context *ctx)
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c->status = libnet_DomainOpen_recv(ctx, s->ctx, c, &s->domain_open);
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if (!composite_is_ok(c)) return;
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/* prepare arguments of EnumDomainGroups call */
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s->group_list.in.domain_handle = &s->ctx->samr.handle;
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s->group_list.in.max_size = s->page_size;
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s->group_list.in.resume_handle = &s->resume_index;
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s->group_list.out.resume_handle = &s->resume_index;
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/* send the request */
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enum_req = dcerpc_samr_EnumDomainGroups_send(s->ctx->samr.pipe, c, &s->group_list);
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if (composite_nomem(enum_req, c)) return;
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@ -382,6 +554,9 @@ static void continue_samr_domain_opened(struct composite_context *ctx)
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}
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/*
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* Stage 2: receive enumerated groups and their rids
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*/
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static void continue_groups_enumerated(struct rpc_request *req)
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{
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struct composite_context *c;
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@ -391,18 +566,26 @@ static void continue_groups_enumerated(struct rpc_request *req)
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c = talloc_get_type(req->async.private_data, struct composite_context);
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s = talloc_get_type(c->private_data, struct grouplist_state);
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/* receive result of rpc request */
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c->status = dcerpc_ndr_request_recv(req);
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if (!composite_is_ok(c)) return;
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/* get the actual status of the rpc call result
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(instead of rpc layer) */
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c->status = s->group_list.out.result;
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/* we're interested in status "ok" as well as two
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enum-specific status codes */
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if (NT_STATUS_IS_OK(c->status) ||
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NT_STATUS_EQUAL(c->status, STATUS_MORE_ENTRIES) ||
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NT_STATUS_EQUAL(c->status, NT_STATUS_NO_MORE_ENTRIES)) {
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/* get enumerated accounts counter and resume handle (the latter allows
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making subsequent call to continue enumeration) */
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s->resume_index = *s->group_list.out.resume_handle;
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s->count = s->group_list.out.num_entries;
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/* prepare returned group accounts array */
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s->groups = talloc_array(c, struct grouplist, s->group_list.out.sam->count);
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if (composite_nomem(s->groups, c)) return;
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@ -411,24 +594,37 @@ static void continue_groups_enumerated(struct rpc_request *req)
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struct samr_SamEntry *entry = &s->group_list.out.sam->entries[i];
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struct dom_sid *domain_sid = s->query_domain.out.info->domain.sid;
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/* construct group sid from returned rid and queried domain sid */
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group_sid = dom_sid_add_rid(c, domain_sid, entry->idx);
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if (composite_nomem(group_sid, c)) return;
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/* groupname */
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s->groups[i].groupname = talloc_strdup(c, entry->name.string);
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if (composite_nomem(s->groups[i].groupname, c)) return;
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/* sid string */
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s->groups[i].sid = dom_sid_string(c, group_sid);
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if (composite_nomem(s->groups[i].sid, c)) return;
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}
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/* that's it */
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composite_done(c);
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} else {
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/* something went wrong */
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composite_error(c, c->status);
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}
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}
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/**
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* Receive result of GroupList call
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*
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* @param c composite context returned by send request routine
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* @param mem_ctx memory context of this call
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* @param io pointer to structure containing arguments and result of this call
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* @param nt status
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*/
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NTSTATUS libnet_GroupList_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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struct libnet_GroupList *io)
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{
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@ -446,13 +642,15 @@ NTSTATUS libnet_GroupList_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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s = talloc_get_type(c->private_data, struct grouplist_state);
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io->out.count = s->count;
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/* get results from composite context */
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io->out.count = s->count;
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io->out.resume_index = s->resume_index;
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io->out.groups = talloc_steal(mem_ctx, s->groups);
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io->out.groups = talloc_steal(mem_ctx, s->groups);
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if (NT_STATUS_IS_OK(status)) {
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io->out.error_string = talloc_asprintf(mem_ctx, "Success");
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} else {
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/* success, but we're not done yet */
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io->out.error_string = talloc_asprintf(mem_ctx, "Success (status: %s)",
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nt_errstr(status));
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}
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@ -466,17 +664,18 @@ NTSTATUS libnet_GroupList_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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/**
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* Gets list of groups
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* Enumerate domain groups
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*
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* @param ctx initialised libnet context
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* @param mem_ctx memory context of this call
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* @param r pointer to a structure containing arguments and result of this call
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* @param io pointer to structure containing arguments and result of this call
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* @return nt status
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*/
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NTSTATUS libnet_GroupList(struct libnet_context *ctx, TALLOC_CTX *mem_ctx,
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struct libnet_GroupList *io)
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{
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struct composite_context *c = libnet_GroupList_send(ctx, mem_ctx,
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io, NULL);
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struct composite_context *c;
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c = libnet_GroupList_send(ctx, mem_ctx, io, NULL);
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return libnet_GroupList_recv(c, mem_ctx, io);
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}
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@ -19,6 +19,17 @@
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*/
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struct libnet_CreateGroup {
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struct {
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const char *group_name;
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const char *domain_name;
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} in;
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struct {
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const char *error_string;
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} out;
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};
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struct libnet_GroupInfo {
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struct {
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const char *group_name;
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