From a137f77b4ddff7f0651ffda710cec1f01618d7a9 Mon Sep 17 00:00:00 2001
From: Simo Sorce <ssorce@redhat.com>
Date: Tue, 2 Mar 2010 14:34:45 -0500
Subject: sysdb: convert sysdb_store_custom

---
 src/db/sysdb.h                 |  14 ++--
 src/db/sysdb_ops.c             | 168 ++++++++++++-----------------------------
 src/providers/ipa/ipa_access.c | 148 +++++++++---------------------------
 src/tests/sysdb-tests.c        |  21 +-----
 4 files changed, 93 insertions(+), 258 deletions(-)

(limited to 'src')

diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index 4955ee2c..758a3c59 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -516,14 +516,12 @@ struct tevent_req *sysdb_cache_auth_send(TALLOC_CTX *mem_ctx,
 int sysdb_cache_auth_recv(struct tevent_req *req, time_t *expire_date,
                           time_t *delayed_until);
 
-struct tevent_req *sysdb_store_custom_send(TALLOC_CTX *mem_ctx,
-                                         struct tevent_context *ev,
-                                         struct sysdb_handle *handle,
-                                         struct sss_domain_info *domain,
-                                         const char *object_name,
-                                         const char *subtree_name,
-                                         struct sysdb_attrs *attrs);
-int sysdb_store_custom_recv(struct tevent_req *req);
+int sysdb_store_custom(TALLOC_CTX *mem_ctx,
+                       struct sysdb_ctx *ctx,
+                       struct sss_domain_info *domain,
+                       const char *object_name,
+                       const char *subtree_name,
+                       struct sysdb_attrs *attrs);
 
 int sysdb_search_custom(TALLOC_CTX *mem_ctx,
                         struct sysdb_ctx *sysdb,
diff --git a/src/db/sysdb_ops.c b/src/db/sysdb_ops.c
index 4a980ab2..dcc72a03 100644
--- a/src/db/sysdb_ops.c
+++ b/src/db/sysdb_ops.c
@@ -1637,112 +1637,75 @@ done:
 
 /* =Custom Store (replaces-existing-data)================== */
 
-struct sysdb_store_custom_state {
-    struct tevent_context *ev;
-    struct sysdb_handle *handle;
-    struct sss_domain_info *domain;
-
-    const char *object_name;
-    const char *subtree_name;
-    struct ldb_dn *dn;
-    struct sysdb_attrs *attrs;
-    struct ldb_message *msg;
-};
-
-static void sysdb_store_custom_done(struct tevent_req *subreq);
-
-struct tevent_req *sysdb_store_custom_send(TALLOC_CTX *mem_ctx,
-                                         struct tevent_context *ev,
-                                         struct sysdb_handle *handle,
-                                         struct sss_domain_info *domain,
-                                         const char *object_name,
-                                         const char *subtree_name,
-                                         struct sysdb_attrs *attrs)
+int sysdb_store_custom(TALLOC_CTX *mem_ctx,
+                       struct sysdb_ctx *ctx,
+                       struct sss_domain_info *domain,
+                       const char *object_name,
+                       const char *subtree_name,
+                       struct sysdb_attrs *attrs)
 {
-    struct tevent_req *req, *subreq;
-    struct sysdb_store_custom_state *state;
-    int ret;
-    const char **search_attrs;
-    int i;
+    TALLOC_CTX *tmpctx;
+    const char *search_attrs[] = { "*", NULL };
     size_t resp_count = 0;
     struct ldb_message **resp;
     struct ldb_message *msg;
-    struct ldb_request *ldbreq;
     struct ldb_message_element *el;
     bool add_object = false;
+    int ret;
+    int i;
 
-    if (object_name == NULL || subtree_name == NULL) return NULL;
-
-    if (handle == NULL) {
-        DEBUG(1, ("Sysdb context not available.\n"));
-        return NULL;
-    }
-
-    req = tevent_req_create(mem_ctx, &state, struct sysdb_store_custom_state);
-    if (req == NULL) {
-        DEBUG(1, ("tevent_req_create failed.\n"));
-        return NULL;
+    if (object_name == NULL || subtree_name == NULL) {
+        return EINVAL;
     }
 
-    state->ev = ev;
-    state->handle = handle;
-    state->domain = domain;
-    state->object_name = object_name;
-    state->subtree_name = subtree_name;
-    state->attrs = attrs;
-    state->msg = NULL;
-    state->dn = sysdb_custom_dn(handle->ctx, state, domain->name, object_name,
-                                 subtree_name);
-    if (state->dn == NULL) {
-        DEBUG(1, ("sysdb_custom_dn failed.\n"));
-        ret = ENOMEM;
-        goto fail;
+    ret = ldb_transaction_start(ctx->ldb);
+    if (ret) {
+        return sysdb_error_to_errno(ret);
     }
 
-    search_attrs = talloc_array(state, const char *, 2);
-    if (search_attrs == NULL) {
-        DEBUG(1, ("talloc_array failed.\n"));
+    tmpctx = talloc_new(mem_ctx);
+    if (!tmpctx) {
         ret = ENOMEM;
-        goto fail;
+        goto done;
     }
-    search_attrs[0] = "*";
-    search_attrs[1] = NULL;
 
-    ret = sysdb_search_custom_by_name(state, state->handle->ctx,
-                                      state->domain,
-                                      state->object_name,
-                                      state->subtree_name,
-                                      search_attrs,
-                                      &resp_count, &resp);
+    ret = sysdb_search_custom_by_name(tmpctx, ctx,
+                                      domain, object_name, subtree_name,
+                                      search_attrs, &resp_count, &resp);
     if (ret != EOK && ret != ENOENT) {
-        goto fail;
+        goto done;
     }
 
     if (ret == ENOENT) {
        add_object = true;
     }
 
-    msg = ldb_msg_new(state);
+    msg = ldb_msg_new(tmpctx);
     if (msg == NULL) {
         ret = ENOMEM;
-        goto fail;
+        goto done;
     }
 
-    msg->dn = state->dn;
+    msg->dn = sysdb_custom_dn(ctx, tmpctx,
+                              domain->name, object_name, subtree_name);
+    if (!msg->dn) {
+        DEBUG(1, ("sysdb_custom_dn failed.\n"));
+        ret = ENOMEM;
+        goto done;
+    }
 
-    msg->elements = talloc_array(msg, struct ldb_message_element,
-                                 state->attrs->num);
+    msg->elements = talloc_array(msg, struct ldb_message_element, attrs->num);
     if (!msg->elements) {
         ret = ENOMEM;
-        goto fail;
+        goto done;
     }
 
-    for (i = 0; i < state->attrs->num; i++) {
-        msg->elements[i] = state->attrs->a[i];
+    for (i = 0; i < attrs->num; i++) {
+        msg->elements[i] = attrs->a[i];
         if (add_object) {
             msg->elements[i].flags = LDB_FLAG_MOD_ADD;
         } else {
-            el = ldb_msg_find_element(resp[0], state->attrs->a[i].name);
+            el = ldb_msg_find_element(resp[0], attrs->a[i].name);
             if (el == NULL) {
                 msg->elements[i].flags = LDB_FLAG_MOD_ADD;
             } else {
@@ -1750,61 +1713,28 @@ struct tevent_req *sysdb_store_custom_send(TALLOC_CTX *mem_ctx,
             }
         }
     }
-    msg->num_elements = state->attrs->num;
+    msg->num_elements = attrs->num;
 
     if (add_object) {
-        ret = ldb_build_add_req(&ldbreq, state->handle->ctx->ldb, state, msg,
-                                NULL, NULL, NULL, NULL);
+        ret = ldb_add(ctx->ldb, msg);
     } else {
-        ret = ldb_build_mod_req(&ldbreq, state->handle->ctx->ldb, state, msg,
-                                NULL, NULL, NULL, NULL);
+        ret = ldb_modify(ctx->ldb, msg);
     }
     if (ret != LDB_SUCCESS) {
-        DEBUG(1, ("Failed to build request: %s(%d)[%s]\n",
-                  ldb_strerror(ret), ret,
-                  ldb_errstring(state->handle->ctx->ldb)));
+        DEBUG(1, ("Failed to store custmo entry: %s(%d)[%s]\n",
+                  ldb_strerror(ret), ret, ldb_errstring(ctx->ldb)));
         ret = sysdb_error_to_errno(ret);
-        goto fail;
-    }
-
-    subreq = sldb_request_send(state, state->ev, state->handle->ctx->ldb,
-                               ldbreq);
-    if (!subreq) {
-        ret = ENOMEM;
-        goto fail;
     }
-    tevent_req_set_callback(subreq, sysdb_store_custom_done, req);
 
-    return req;
-fail:
-    DEBUG(6, ("Error: %d (%s)\n", ret, strerror(ret)));
-    tevent_req_error(req, ret);
-    tevent_req_post(req, ev);
-    return req;
-}
-
-static void sysdb_store_custom_done(struct tevent_req *subreq)
-{
-    struct tevent_req *req = tevent_req_callback_data(subreq,
-                                                      struct tevent_req);
-    int ret;
-
-    ret = sysdb_op_default_recv(subreq);
-    talloc_zfree(subreq);
-    if (ret != EOK) {
-        tevent_req_error(req, ret);
-        return;
+done:
+    if (ret) {
+        DEBUG(6, ("Error: %d (%s)\n", ret, strerror(ret)));
+        ldb_transaction_cancel(ctx->ldb);
+    } else {
+        ret = ldb_transaction_commit(ctx->ldb);
     }
-
-    tevent_req_done(req);
-    return;
-}
-
-int sysdb_store_custom_recv(struct tevent_req *req)
-{
-    TEVENT_REQ_RETURN_ON_ERROR(req);
-
-    return EOK;
+    talloc_zfree(tmpctx);
+    return ret;
 }
 
 /* = Custom Delete======================================= */
diff --git a/src/providers/ipa/ipa_access.c b/src/providers/ipa/ipa_access.c
index cd062095..697d2479 100644
--- a/src/providers/ipa/ipa_access.c
+++ b/src/providers/ipa/ipa_access.c
@@ -286,9 +286,7 @@ static void hbac_get_host_info_connect_done(struct tevent_req *subreq);
 static void hbac_get_host_memberof(struct tevent_req *req,
                                    struct ldb_message **msgs);
 static void hbac_get_host_memberof_done(struct tevent_req *subreq);
-static void hbac_get_host_info_sysdb_transaction_started(struct tevent_req *subreq);
-static void hbac_get_host_info_store_prepare(struct tevent_req *req);
-static void hbac_get_host_info_store_done(struct tevent_req *subreq);
+static void hbac_get_host_info_store_trans(struct tevent_req *subreq);
 
 static struct tevent_req *hbac_get_host_info_send(TALLOC_CTX *memctx,
                                                   struct tevent_context *ev,
@@ -633,7 +631,7 @@ static void hbac_get_host_memberof(struct tevent_req *req,
         ret = ENOMEM;
         goto fail;
     }
-    tevent_req_set_callback(subreq, hbac_get_host_info_sysdb_transaction_started, req);
+    tevent_req_set_callback(subreq, hbac_get_host_info_store_trans, req);
     return;
 
 fail:
@@ -641,14 +639,16 @@ fail:
     return;
 }
 
-static void hbac_get_host_info_sysdb_transaction_started(
-                                                      struct tevent_req *subreq)
+static void hbac_get_host_info_store_trans(struct tevent_req *subreq)
 {
     struct tevent_req *req = tevent_req_callback_data(subreq,
                                                       struct tevent_req);
-    struct hbac_get_host_info_state *state = tevent_req_data(req,
-                                               struct hbac_get_host_info_state);
+    struct hbac_get_host_info_state *state =
+                    tevent_req_data(req, struct hbac_get_host_info_state);
+    struct ldb_message_element *el;
+    char *object_name;
     int ret;
+    int i;
 
     ret = sysdb_transaction_recv(subreq, state, &state->handle);
     talloc_zfree(subreq);
@@ -657,22 +657,9 @@ static void hbac_get_host_info_sysdb_transaction_started(
         return;
     }
 
-    state->current_item = 0;
-    hbac_get_host_info_store_prepare(req);
-    return;
-}
-
-static void hbac_get_host_info_store_prepare(struct tevent_req *req)
-{
-    struct hbac_get_host_info_state *state = tevent_req_data(req,
-                                               struct hbac_get_host_info_state);
-    int ret;
-    char *object_name;
-    struct ldb_message_element *el;
-    struct tevent_req *subreq;
+    for (i = 0; i < state->host_reply_count; i++) {
 
-    if (state->current_item < state->host_reply_count) {
-        ret = sysdb_attrs_get_el(state->host_reply_list[state->current_item],
+        ret = sysdb_attrs_get_el(state->host_reply_list[i],
                                  IPA_HOST_FQDN, &el);
         if (ret != EOK) {
             DEBUG(1, ("sysdb_attrs_get_el failed.\n"));
@@ -691,29 +678,23 @@ static void hbac_get_host_info_store_prepare(struct tevent_req *req)
         DEBUG(9, ("Fqdn [%s].\n", object_name));
 
 
-        ret = sysdb_attrs_replace_name(
-                                    state->host_reply_list[state->current_item],
+        ret = sysdb_attrs_replace_name(state->host_reply_list[i],
                                     IPA_HOST_MEMBEROF, SYSDB_ORIG_MEMBEROF);
         if (ret != EOK) {
             DEBUG(1, ("sysdb_attrs_replace_name failed.\n"));
             goto fail;
         }
 
-        subreq = sysdb_store_custom_send(state, state->ev,
-                                         state->handle,
-                                         state->sdap_ctx->be->domain,
-                                         object_name,
-                                         HBAC_HOSTS_SUBDIR,
-                                         state->host_reply_list[state->current_item]);
+        ret = sysdb_store_custom(state, state->sysdb,
+                                 state->sdap_ctx->be->domain,
+                                 object_name,
+                                 HBAC_HOSTS_SUBDIR,
+                                 state->host_reply_list[i]);
 
-        if (subreq == NULL) {
-            DEBUG(1, ("sysdb_store_custom_send failed.\n"));
-            ret = ENOMEM;
+        if (ret) {
+            DEBUG(1, ("sysdb_store_custom failed.\n"));
             goto fail;
         }
-
-        tevent_req_set_callback(subreq, hbac_get_host_info_store_done, req);
-        return;
     }
 
     subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
@@ -731,25 +712,6 @@ fail:
     return;
 }
 
-static void hbac_get_host_info_store_done(struct tevent_req *subreq)
-{
-    struct tevent_req *req = tevent_req_callback_data(subreq,
-                                                      struct tevent_req);
-    struct hbac_get_host_info_state *state = tevent_req_data(req,
-                                               struct hbac_get_host_info_state);
-    int ret;
-
-    ret = sysdb_store_custom_recv(subreq);
-    talloc_zfree(subreq);
-    if (ret != EOK) {
-        tevent_req_error(req, ret);
-        return;
-    }
-
-    state->current_item++;
-    hbac_get_host_info_store_prepare(req);
-}
-
 static int hbac_get_host_info_recv(struct tevent_req *req, TALLOC_CTX *memctx,
                                    struct hbac_host_info ***hhi)
 {
@@ -786,9 +748,7 @@ static void hbac_get_rules_connect_done(struct tevent_req *subreq);
 static void hbac_rule_get(struct tevent_req *req,
                           struct ldb_message **msgs);
 static void hbac_rule_get_done(struct tevent_req *subreq);
-static void hbac_rule_sysdb_transaction_started(struct tevent_req *subreq);
-static void hbac_rule_store_prepare(struct tevent_req *req);
-static void hbac_rule_store_done(struct tevent_req *subreq);
+static void hbac_rule_store_trans(struct tevent_req *subreq);
 
 static struct tevent_req *hbac_get_rules_send(TALLOC_CTX *memctx,
                                              struct tevent_context *ev,
@@ -1051,7 +1011,7 @@ static void hbac_rule_get(struct tevent_req *req,
         ret = ENOMEM;
         goto fail;
     }
-    tevent_req_set_callback(subreq, hbac_rule_sysdb_transaction_started, req);
+    tevent_req_set_callback(subreq, hbac_rule_store_trans, req);
     return;
 
 fail:
@@ -1059,14 +1019,17 @@ fail:
     return;
 }
 
-static void hbac_rule_sysdb_transaction_started(struct tevent_req *subreq)
+static void hbac_rule_store_trans(struct tevent_req *subreq)
 {
     struct tevent_req *req = tevent_req_callback_data(subreq,
                                                       struct tevent_req);
-    struct hbac_get_rules_state *state = tevent_req_data(req,
-                                                     struct hbac_get_rules_state);
-    int ret;
+    struct hbac_get_rules_state *state =
+                        tevent_req_data(req, struct hbac_get_rules_state);
     struct ldb_dn *hbac_base_dn;
+    struct ldb_message_element *el;
+    char *object_name;
+    int ret;
+    int i;
 
     ret = sysdb_transaction_recv(subreq, state, &state->handle);
     talloc_zfree(subreq);
@@ -1088,27 +1051,10 @@ static void hbac_rule_sysdb_transaction_started(struct tevent_req *subreq)
         goto fail;
     }
 
-    state->current_item = 0;
-    hbac_rule_store_prepare(req);
-    return;
-
-fail:
-    tevent_req_error(req, ret);
-    return;
-}
-
-static void hbac_rule_store_prepare(struct tevent_req *req)
-{
-    struct hbac_get_rules_state *state = tevent_req_data(req,
-                                                     struct hbac_get_rules_state);
-    int ret;
-    struct ldb_message_element *el;
-    struct tevent_req *subreq;
-    char *object_name;
 
-    if (state->current_item < state->hbac_reply_count) {
+    for (i = 0; i < state->hbac_reply_count; i++) {
 
-        ret = sysdb_attrs_get_el(state->hbac_reply_list[state->current_item],
+        ret = sysdb_attrs_get_el(state->hbac_reply_list[i],
                                  IPA_UNIQUE_ID, &el);
         if (ret != EOK) {
             DEBUG(1, ("sysdb_attrs_get_el failed.\n"));
@@ -1126,21 +1072,16 @@ static void hbac_rule_store_prepare(struct tevent_req *req)
         }
         DEBUG(9, ("IPAUniqueId: [%s].\n", object_name));
 
-        subreq = sysdb_store_custom_send(state, state->ev,
-                                         state->handle,
-                                         state->sdap_ctx->be->domain,
-                                         object_name,
-                                         HBAC_RULES_SUBDIR,
-                                         state->hbac_reply_list[state->current_item]);
+        ret = sysdb_store_custom(state, state->sysdb,
+                                 state->sdap_ctx->be->domain,
+                                 object_name,
+                                 HBAC_RULES_SUBDIR,
+                                 state->hbac_reply_list[i]);
 
-        if (subreq == NULL) {
+        if (ret) {
             DEBUG(1, ("sysdb_store_custom_send failed.\n"));
-            ret = ENOMEM;
             goto fail;
         }
-
-        tevent_req_set_callback(subreq, hbac_rule_store_done, req);
-        return;
     }
 
     subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
@@ -1158,25 +1099,6 @@ fail:
     return;
 }
 
-static void hbac_rule_store_done(struct tevent_req *subreq)
-{
-    struct tevent_req *req = tevent_req_callback_data(subreq,
-                                                      struct tevent_req);
-    struct hbac_get_rules_state *state = tevent_req_data(req,
-                                                     struct hbac_get_rules_state);
-    int ret;
-
-    ret = sysdb_store_custom_recv(subreq);
-    talloc_zfree(subreq);
-    if (ret != EOK) {
-        tevent_req_error(req, ret);
-        return;
-    }
-
-    state->current_item++;
-    hbac_rule_store_prepare(req);
-}
-
 static int hbac_get_rules_recv(struct tevent_req *req, TALLOC_CTX *memctx,
                                size_t *hbac_rule_count,
                                struct sysdb_attrs ***hbac_rule_list)
diff --git a/src/tests/sysdb-tests.c b/src/tests/sysdb-tests.c
index d5ca6e41..008456c2 100644
--- a/src/tests/sysdb-tests.c
+++ b/src/tests/sysdb-tests.c
@@ -708,8 +708,6 @@ static void test_remove_group_member(struct tevent_req *req)
     test_return(data, ret);
 }
 
-static void test_store_custom_done(struct tevent_req *subreq);
-
 static void test_store_custom(struct tevent_req *subreq)
 {
     struct test_data *data = tevent_req_callback_data(subreq,
@@ -728,22 +726,9 @@ static void test_store_custom(struct tevent_req *subreq)
         return test_return(data, ENOMEM);
     }
 
-    subreq = sysdb_store_custom_send(data, data->ev, data->handle,
-                                 data->ctx->domain, object_name,
-                                 CUSTOM_TEST_CONTAINER, data->attrs);
-    if (!subreq) {
-        return test_return(data, ENOMEM);
-    }
-    tevent_req_set_callback(subreq, test_store_custom_done, data);
-}
-
-static void test_store_custom_done(struct tevent_req *subreq)
-{
-    struct test_data *data = tevent_req_callback_data(subreq, struct test_data);
-    int ret;
-
-    ret = sysdb_store_custom_recv(subreq);
-    talloc_zfree(subreq);
+    ret = sysdb_store_custom(data, data->handle->ctx,
+                             data->ctx->domain, object_name,
+                             CUSTOM_TEST_CONTAINER, data->attrs);
 
     return test_return(data, ret);
 }
-- 
cgit