diff --git a/.drone.yml b/.drone.yml
index ce40462..3394189 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -29,12 +29,12 @@ steps:
   image: serguzim/emgauwa-builder
   pull: always
   commands:
-    - tar xzf emgauwa-controller.tar.gz
-    - cd controller
-    - mkdir build
-    - cd build
-    - cmake -DWIRING_PI_DEBUG=on ..
-    - make
+  - tar xzf emgauwa-controller.tar.gz
+  - cd controller
+  - mkdir build
+  - cd build
+  - cmake -DWIRING_PI_DEBUG=on ..
+  - make
   
 - name: test
   image: serguzim/emgauwa-builder
@@ -47,6 +47,12 @@ steps:
   - cmake ..
   - make test
 
+- name: show-log-valgrind
+  image: bash
+  pull: always
+  commands:
+  - cat tests/testing_latest/valgrind.log
+
 - name: gitea_release
   image: plugins/gitea-release
   settings:
diff --git a/.editorconfig b/.editorconfig
index ab2168d..146a218 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -10,3 +10,7 @@ end_of_line = lf
 insert_final_newline = true
 indent_style = space
 indent_size = 4
+
+[*.yml]
+indent_style = space
+indent_size = 2
diff --git a/include/database.h b/include/database.h
index dde8177..c393013 100644
--- a/include/database.h
+++ b/include/database.h
@@ -3,6 +3,8 @@
 
 #include <sqlite3.h>
 
+typedef int database_transaction_lock;
+
 extern sqlite3 *global_database;
 
 void
@@ -15,14 +17,14 @@ void
 database_migrate();
 
 
-int
-database_transaction_begin();
+void
+database_transaction_begin(database_transaction_lock *lock);
 
 void
-database_transaction_commit();
+database_transaction_commit(database_transaction_lock *lock);
 
 void
-database_transaction_rollback();
+database_transaction_rollback(database_transaction_lock *lock);
 
 
 int
diff --git a/include/endpoints/api_v1_macros.h b/include/endpoints/api_v1_macros.h
new file mode 100644
index 0000000..6a15961
--- /dev/null
+++ b/include/endpoints/api_v1_macros.h
@@ -0,0 +1,18 @@
+#ifndef CORE_ENDPOINTS_API_V1_MACROS_H
+#define CORE_ENDPOINTS_API_V1_MACROS_H
+
+#include <router.h>
+
+void
+api_v1_macros_GET(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_macros_POST(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+//void
+//api_v1_tags_STR_GET(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+//void
+//api_v1_tags_STR_DELETE(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+#endif /* CORE_ENDPOINTS_API_V1_MACROS_H */
diff --git a/include/models/junction_macro.h b/include/models/junction_macro.h
deleted file mode 100644
index 6998c50..0000000
--- a/include/models/junction_macro.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef CORE_JUNCTION_MACRO_H
-#define CORE_JUNCTION_MACRO_H
-
-int
-junction_macro_insert(int macro_id, int relay_id, int schedule_id, uint8_t weekday);
-
-#endif /* CORE_JUNCTION_MACRO_H */
diff --git a/include/models/macro.h b/include/models/macro.h
index b59dd23..0ceb1ca 100644
--- a/include/models/macro.h
+++ b/include/models/macro.h
@@ -7,6 +7,7 @@
 
 #include <constants.h>
 #include <models/period.h>
+#include <models/macro_action.h>
 
 typedef struct
 {
diff --git a/include/models/macro_action.h b/include/models/macro_action.h
new file mode 100644
index 0000000..7505e0c
--- /dev/null
+++ b/include/models/macro_action.h
@@ -0,0 +1,27 @@
+#ifndef CORE_MODELS_MACRO_ACTION_H
+#define CORE_MODELS_MACRO_ACTION_H
+
+typedef struct
+{
+    int macro_id;
+    int relay_id;
+    int schedule_id;
+    uint8_t weekday;
+} macro_action_t;
+
+int
+macro_action_insert(macro_action_t *macro_action);
+
+macro_action_t**
+macro_action_get_for_macro(int macro_id);
+
+void
+macro_action_free_list(macro_action_t **macro_actions);
+
+int*
+macro_action_get_macro_ids_with_schedule(int schedule_id);
+
+int*
+macro_action_get_macro_ids_with_relay(int relay_id);
+
+#endif /* CORE_MODELS_MACRO_ACTION_H */
diff --git a/sql/migration_1.sql b/sql/migration_1.sql
index da01bf0..5078763 100644
--- a/sql/migration_1.sql
+++ b/sql/migration_1.sql
@@ -11,7 +11,7 @@ CREATE TABLE macros
     name    VARCHAR(128)
 );
 
-CREATE TABLE junction_macro
+CREATE TABLE macro_actions
 (
     macro_id    INTEGER
                 NOT NULL
diff --git a/src/cache.c b/src/cache.c
index cc1d716..5345801 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -1,6 +1,7 @@
 #include <cache.h>
 #include <logger.h>
 #include <sql/cache.h>
+#include <models/macro_action.h>
 #include <models/junction_tag.h>
 #include <models/junction_relay_schedule.h>
 
@@ -136,13 +137,18 @@ cache_invalidate_schedule(int schedule_id)
     cache_invalidate(key);
 
     int *relay_ids = junction_relay_schedule_get_relay_ids_with_schedule(schedule_id);
-
     for(int i = 0; relay_ids[i] != 0; ++i)
     {
         cache_invalidate_relay(relay_ids[i], -1);
     }
-
     free(relay_ids);
+
+    int *macro_ids = macro_action_get_macro_ids_with_schedule(schedule_id);
+    for(int i = 0; macro_ids[i] != 0; ++i)
+    {
+        cache_invalidate_macro(macro_ids[i]);
+    }
+    free(macro_ids);
 }
 
 
@@ -181,6 +187,13 @@ cache_invalidate_relay(int relay_id, int status_relay)
     {
         cache_invalidate_controller(controller_id);
     }
+
+    int *macro_ids = macro_action_get_macro_ids_with_relay(relay_id);
+    for(int i = 0; macro_ids[i] != 0; ++i)
+    {
+        cache_invalidate_macro(macro_ids[i]);
+    }
+    free(macro_ids);
 }
 
 
diff --git a/src/command.c b/src/command.c
index ec299ad..9091a53 100644
--- a/src/command.c
+++ b/src/command.c
@@ -90,13 +90,17 @@ command_schedule_update(schedule_t *schedule)
             LOGGER_ERR("couldn't find controller for relay %d\n", relays[i]->id);
             continue;
         }
-        controller_free(controller);
 
         LOGGER_DEBUG("sending command to controller %s\n", controller->name);
+
         result |= command_send(controller, payload, payload_size);
+
+        controller_free(controller);
     }
     relay_free_list(relays);
 
+    free(payload);
+
     return result;
 }
 
diff --git a/src/database.c b/src/database.c
index a0f5aeb..7a46488 100644
--- a/src/database.c
+++ b/src/database.c
@@ -8,7 +8,7 @@
 #include <sql/migration_1.h>
 
 sqlite3 *global_database;
-static int in_transaction;
+static database_transaction_lock *transaction_lock;
 
 void
 database_init()
@@ -24,7 +24,7 @@ database_init()
     database_migrate();
 
     sqlite3_exec(global_database, "PRAGMA foreign_keys = ON", 0, 0, 0);
-    in_transaction = 0;
+    transaction_lock = NULL;
 }
 
 void
@@ -91,33 +91,37 @@ database_migrate()
     return;
 }
 
-int
-database_transaction_begin()
+void
+database_transaction_begin(database_transaction_lock *lock)
 {
-    if(!in_transaction)
+    if(transaction_lock == NULL)
     {
         LOGGER_DEBUG("beginning transaction\n");
         sqlite3_exec(global_database, "BEGIN TRANSACTION;", NULL, NULL, NULL);
-        in_transaction = 1;
-        return 1;
+        transaction_lock = lock;
     }
-    return 0;
 }
 
 void
-database_transaction_commit()
+database_transaction_commit(database_transaction_lock *lock)
 {
-    LOGGER_DEBUG("commiting transaction\n");
-    sqlite3_exec(global_database, "COMMIT TRANSACTION;", NULL, NULL, NULL);
-    in_transaction = 0;
+    if(transaction_lock == lock)
+    {
+        LOGGER_DEBUG("commiting transaction\n");
+        sqlite3_exec(global_database, "COMMIT TRANSACTION;", NULL, NULL, NULL);
+        transaction_lock = NULL;
+    }
 }
 
 void
-database_transaction_rollback()
+database_transaction_rollback(database_transaction_lock *lock)
 {
-    LOGGER_DEBUG("rolling back transaction\n");
-    sqlite3_exec(global_database, "ROLLBACK TRANSACTION;", NULL, NULL, NULL);
-    in_transaction = 0;
+    if(transaction_lock == lock)
+    {
+        LOGGER_DEBUG("rolling back transaction\n");
+        sqlite3_exec(global_database, "ROLLBACK TRANSACTION;", NULL, NULL, NULL);
+        transaction_lock = NULL;
+    }
 }
 
 int
diff --git a/src/endpoint.c b/src/endpoint.c
index a56f277..0a6ed54 100644
--- a/src/endpoint.c
+++ b/src/endpoint.c
@@ -53,7 +53,7 @@ endpoint_response_text(endpoint_response_t *response, int status_code, const cha
 
     response->status_code = status_code;
     response->content_type = "text/plain";
-    if(content_length >= 0)
+    if(content_length)
     {
         response->content_length = content_length;
         response->alloced_content = false;
diff --git a/src/endpoints/api_v1_controllers_STR.c b/src/endpoints/api_v1_controllers_STR.c
index eb4c24d..f4f47f7 100644
--- a/src/endpoints/api_v1_controllers_STR.c
+++ b/src/endpoints/api_v1_controllers_STR.c
@@ -193,7 +193,8 @@ api_v1_controllers_STR_DELETE(struct mg_connection *nc, struct http_message *hm,
     else
     {
         LOGGER_DEBUG("deleted controller %s\n", args[0].value.v_str);
-        endpoint_response_text(response, 200, "", 0);
+        static const char content[] = "delete controller";
+        endpoint_response_text(response, 200, content, STRLEN(content));
     }
     controller_free(controller);
     return;
diff --git a/src/endpoints/api_v1_controllers_STR_relays_INT.c b/src/endpoints/api_v1_controllers_STR_relays_INT.c
index 738ad39..de5cf7b 100644
--- a/src/endpoints/api_v1_controllers_STR_relays_INT.c
+++ b/src/endpoints/api_v1_controllers_STR_relays_INT.c
@@ -36,7 +36,10 @@ api_v1_controllers_STR_relays_INT_GET(struct mg_connection *nc, struct http_mess
         return;
     }
 
-    relay_t* relay = relay_get_for_controller(controller->id, args[1].value.v_int);
+    int controller_id = controller->id;
+    controller_free(controller);
+
+    relay_t* relay = relay_get_for_controller(controller_id, args[1].value.v_int);
 
     if(!relay)
     {
@@ -53,7 +56,6 @@ api_v1_controllers_STR_relays_INT_GET(struct mg_connection *nc, struct http_mess
     endpoint_response_json(response, 200, json);
     cJSON_Delete(json);
     relay_free(relay);
-    controller_free(controller);
 }
 
 void
@@ -83,7 +85,11 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
         return;
     }
 
-    if(args[1].value.v_int > controller->relay_count)
+    int controller_id = controller->id;
+    int controller_relay_count = controller->relay_count;
+    controller_free(controller);
+
+    if(args[1].value.v_int > controller_relay_count)
     {
         LOGGER_DEBUG("relay num %d is too high for %s\n", args[1].value.v_int, args[0].value.v_str);
 
@@ -92,7 +98,7 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
         return;
     }
 
-    relay_t* relay = relay_get_for_controller(controller->id, args[1].value.v_int);
+    relay_t* relay = relay_get_for_controller(controller_id, args[1].value.v_int);
 
     if(!relay)
     {
@@ -102,7 +108,7 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
         relay->number = args[1].value.v_int;
         snprintf(relay->name, MAX_NAME_LENGTH, "Relay %d", relay->number);
         relay->name[MAX_NAME_LENGTH] = '\0';
-        relay->controller_id = controller->id;
+        relay->controller_id = controller_id;
 
         uuid_t tmp_uuid;
         memset(tmp_uuid, 0, sizeof(uuid_t));
@@ -117,7 +123,6 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
         relay->active_schedule = relay->schedules[helper_get_weekday(time_struct)];
     }
 
-    controller_free(controller);
     LOGGER_DEBUG("overwriting relay %d for controller %s\n", args[1].value.v_int, args[0].value.v_str);
 
     cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
@@ -202,16 +207,14 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
         }
     }
 
-    int opened_transaction = database_transaction_begin();
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
      
     if(relay_save(relay))
     {
         LOGGER_ERR("failed to save relay\n");
 
-        if(opened_transaction)
-        {
-            database_transaction_rollback();
-        }
+        database_transaction_rollback(&lock);
 
         cJSON_Delete(json);
 
@@ -237,10 +240,7 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
             {
                 LOGGER_DEBUG("invalid tag in tags\n");
 
-                if(opened_transaction)
-                {
-                    database_transaction_rollback();
-                }
+                database_transaction_rollback(&lock);
 
                 relay_free(relay);
                 cJSON_Delete(json);
@@ -259,13 +259,12 @@ api_v1_controllers_STR_relays_INT_PUT(struct mg_connection *nc, struct http_mess
             }
             tag_ids[i++] = tag_id;
         }
+
         junction_tag_insert_list(tag_ids, relay->id, 0, json_tags_count);
+        free(tag_ids);
     }
 
-    if(opened_transaction)
-    {
-        database_transaction_commit();
-    }
+    database_transaction_commit(&lock);
 
     cJSON_Delete(json);
     json = relay_to_json(relay, 0);
diff --git a/src/endpoints/api_v1_controllers_STR_relays_INT_pulse.c b/src/endpoints/api_v1_controllers_STR_relays_INT_pulse.c
index 22b158a..97eb9de 100644
--- a/src/endpoints/api_v1_controllers_STR_relays_INT_pulse.c
+++ b/src/endpoints/api_v1_controllers_STR_relays_INT_pulse.c
@@ -36,7 +36,10 @@ api_v1_controllers_STR_relays_INT_pulse_POST(struct mg_connection *nc, struct ht
         return;
     }
 
-    relay_t* relay = relay_get_for_controller(controller->id, args[1].value.v_int);
+    int controller_id = controller->id;
+    controller_free(controller);
+
+    relay_t* relay = relay_get_for_controller(controller_id, args[1].value.v_int);
 
     if(!relay)
     {
@@ -64,7 +67,7 @@ api_v1_controllers_STR_relays_INT_pulse_POST(struct mg_connection *nc, struct ht
     LOGGER_DEBUG("commanding pulse to relay %d for controller %s\n", args[1].value.v_int, args[0].value.v_str);
     command_relay_pulse(relay, duration);
 
-    endpoint_response_text(response, 200, "", 0);
+    static const char content[] = "sent pulse";
+    endpoint_response_text(response, 200, content, STRLEN(content));
     relay_free(relay);
-    controller_free(controller);
 }
diff --git a/src/endpoints/api_v1_macros.c b/src/endpoints/api_v1_macros.c
new file mode 100644
index 0000000..309eec8
--- /dev/null
+++ b/src/endpoints/api_v1_macros.c
@@ -0,0 +1,257 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <database.h>
+#include <endpoints/api_v1_macros.h>
+#include <logger.h>
+#include <models/macro.h>
+#include <models/macro_action.h>
+#include <models/schedule.h>
+#include <models/relay.h>
+#include <models/controller.h>
+
+void
+api_v1_macros_GET(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    (void)hm;
+    (void)nc;
+
+    macro_t** all_macros = macro_get_all();
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; all_macros[i] != NULL; ++i)
+    {
+        cJSON_AddItemToArray(json, macro_to_json(all_macros[i]));
+        free(all_macros[i]);
+    }
+
+    endpoint_response_json(response, 200, json);
+    cJSON_Delete(json);
+    free(all_macros);
+}
+
+void
+api_v1_macros_POST(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    (void)nc;
+
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json == NULL)
+    {
+        static const char content[] = "no valid json was supplied";
+        endpoint_response_text(response, 400, content, STRLEN(content));
+        return;
+    }
+
+    cJSON *json_name = cJSON_GetObjectItemCaseSensitive(json, "name");
+    if(!cJSON_IsString(json_name) || (json_name->valuestring == NULL))
+    {
+        LOGGER_DEBUG("no name for macro provided\n");
+        cJSON_Delete(json);
+
+        static const char content[] = "no name for macro provided";
+        endpoint_response_text(response, 400, content, STRLEN(content));
+        return;
+    }
+
+    cJSON *json_actions = cJSON_GetObjectItemCaseSensitive(json, "actions");
+    if(!cJSON_IsArray(json_actions))
+    {
+        LOGGER_DEBUG("no actions for macro provided\n");
+        cJSON_Delete(json);
+
+        static const char content[] = "no actions for macro provided";
+        endpoint_response_text(response, 400, content, STRLEN(content));
+        return;
+    }
+
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
+
+    macro_t *new_macro = malloc(sizeof(macro_t));
+
+    new_macro->id = 0;
+    uuid_generate(new_macro->uid);
+
+    strncpy(new_macro->name, json_name->valuestring, MAX_NAME_LENGTH);
+    new_macro->name[MAX_NAME_LENGTH] = '\0';
+
+    if(macro_save(new_macro))
+    {
+        LOGGER_DEBUG("macro could not be saved\n");
+
+        database_transaction_rollback(&lock);
+
+        cJSON_Delete(json);
+        macro_free(new_macro);
+
+        static const char content[] = "macro could not be saved";
+        endpoint_response_text(response, 500, content, STRLEN(content));
+        return;
+    }
+
+    cJSON *json_action;
+    cJSON_ArrayForEach(json_action, json_actions)
+    {
+        cJSON *json_action_weekday = cJSON_GetObjectItemCaseSensitive(json_action, "weekday");
+        if(!cJSON_IsNumber(json_action_weekday) || (json_action_weekday->valueint < 0) || (json_action_weekday->valueint > 6))
+        {
+            LOGGER_DEBUG("one action is missing a weekday\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing a weekday";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        cJSON *json_action_schedule = cJSON_GetObjectItemCaseSensitive(json_action, "schedule");
+        if(!cJSON_IsObject(json_action_schedule))
+        {
+            LOGGER_DEBUG("action is missing schedule\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing schedule";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+        cJSON *json_action_schedule_uid = cJSON_GetObjectItemCaseSensitive(json_action_schedule, "id");
+        if(!cJSON_IsString(json_action_schedule_uid) || (json_action_schedule_uid->valuestring == NULL))
+        {
+            LOGGER_DEBUG("action is missing schedule id\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing schedule id";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+        uuid_t action_schedule_uid;
+        if(schedule_uid_parse(json_action_schedule_uid->valuestring, action_schedule_uid))
+        {
+            LOGGER_DEBUG("action schedule has bad uid\n");
+            cJSON_Delete(json);
+
+            static const char content[] = "action schedule has bad id";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        schedule_t *action_schedule = schedule_get_by_uid(action_schedule_uid);
+        if(action_schedule == NULL)
+        {
+            LOGGER_DEBUG("action schedule was not found\n");
+            cJSON_Delete(json);
+
+            static const char content[] = "action schedule was not found";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        int action_schedule_id = action_schedule->id;
+        schedule_free(action_schedule);
+
+
+        cJSON *json_action_relay = cJSON_GetObjectItemCaseSensitive(json_action, "relay");
+        if(!cJSON_IsObject(json_action_relay))
+        {
+            LOGGER_DEBUG("action is missing relay\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing relay";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+        cJSON *json_action_relay_number = cJSON_GetObjectItemCaseSensitive(json_action_relay, "number");
+        if(!cJSON_IsNumber(json_action_relay_number))
+        {
+            LOGGER_DEBUG("action is missing relay number\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing relay number";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+        cJSON *json_action_relay_controller_uid = cJSON_GetObjectItemCaseSensitive(json_action_relay, "controller_id");
+        if(!cJSON_IsString(json_action_relay_controller_uid) || (json_action_relay_controller_uid->valuestring == NULL))
+        {
+            LOGGER_DEBUG("action is missing relay controller id\n");
+            cJSON_Delete(json);
+            macro_free(new_macro);
+
+            static const char content[] = "one action is missing relay controller id";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+        uuid_t action_controller_uid;
+        if(uuid_parse(json_action_relay_controller_uid->valuestring, action_controller_uid))
+        {
+            LOGGER_DEBUG("action controller has bad uid\n");
+            cJSON_Delete(json);
+
+            static const char content[] = "action controller has bad id";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        controller_t *action_controller = controller_get_by_uid(action_controller_uid);
+        if(action_controller == NULL)
+        {
+            LOGGER_DEBUG("action controller was not found\n");
+            cJSON_Delete(json);
+
+            static const char content[] = "action controller was not found";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        int controller_id = action_controller->id;
+        int relay_num = json_action_relay_number->valueint;
+
+        controller_free(action_controller);
+
+        relay_t *action_relay = relay_get_for_controller(controller_id, relay_num);
+        if(action_relay == NULL)
+        {
+            LOGGER_DEBUG("action relay was not found\n");
+            cJSON_Delete(json);
+
+            static const char content[] = "action relay was not found";
+            endpoint_response_text(response, 400, content, STRLEN(content));
+            return;
+        }
+
+        int action_relay_id = action_relay->id;
+        relay_free(action_relay);
+
+
+        macro_action_t *new_action = malloc(sizeof(macro_action_t));
+        new_action->macro_id = new_macro->id;
+        new_action->relay_id = action_relay_id;
+        new_action->schedule_id = action_schedule_id;
+        new_action->weekday = json_action_weekday->valueint;
+
+        macro_action_insert(new_action);
+        free(new_action);
+    }
+
+
+
+    database_transaction_commit(&lock);
+
+    cJSON_Delete(json);
+    json = macro_to_json(new_macro);
+
+    endpoint_response_json(response, 201, json);
+
+    cJSON_Delete(json);
+    macro_free(new_macro);
+}
+
diff --git a/src/endpoints/api_v1_schedules.c b/src/endpoints/api_v1_schedules.c
index 2dad24d..eda0f2e 100644
--- a/src/endpoints/api_v1_schedules.c
+++ b/src/endpoints/api_v1_schedules.c
@@ -31,6 +31,7 @@ api_v1_schedules_POST(struct mg_connection *nc, struct http_message *hm, endpoin
         endpoint_response_text(response, 400, content, STRLEN(content));
         return;
     }
+
     cJSON *json_periods = cJSON_GetObjectItemCaseSensitive(json, "periods");
     if(!cJSON_IsArray(json_periods))
     {
diff --git a/src/endpoints/api_v1_schedules_STR.c b/src/endpoints/api_v1_schedules_STR.c
index 03613d1..26e8689 100644
--- a/src/endpoints/api_v1_schedules_STR.c
+++ b/src/endpoints/api_v1_schedules_STR.c
@@ -226,7 +226,8 @@ api_v1_schedules_STR_DELETE(struct mg_connection *nc, struct http_message *hm, e
     }
     else
     {
-        endpoint_response_text(response, 200, "", 0);
+        static const char content[] = "deleted schedule";
+        endpoint_response_text(response, 200, content, STRLEN(content));
     }
     schedule_free(schedule);
     return;
diff --git a/src/endpoints/api_v1_tags.c b/src/endpoints/api_v1_tags.c
index 2bd4afa..26b08b6 100644
--- a/src/endpoints/api_v1_tags.c
+++ b/src/endpoints/api_v1_tags.c
@@ -91,7 +91,10 @@ api_v1_tags_POST(struct mg_connection *nc, struct http_message *hm, endpoint_arg
     {
         LOGGER_DEBUG("new tag saved\n");
 
-        endpoint_response_text(response, 201, json_tag->valuestring, 0);
+        char *tag = malloc(sizeof(char) * (strlen(json_tag->valuestring) + 1));
+        strcpy(tag, json_tag->valuestring);
+
+        endpoint_response_text(response, 201, tag, 0);
     }
 
     cJSON_Delete(json);
diff --git a/src/endpoints/api_v1_tags_STR.c b/src/endpoints/api_v1_tags_STR.c
index c9f0426..6aca7f0 100644
--- a/src/endpoints/api_v1_tags_STR.c
+++ b/src/endpoints/api_v1_tags_STR.c
@@ -105,6 +105,7 @@ api_v1_tags_STR_DELETE(struct mg_connection *nc, struct http_message *hm, endpoi
     }
     else
     {
-        endpoint_response_text(response, 200, "", 0);
+        static const char content[] = "deleted tag";
+        endpoint_response_text(response, 200, content, STRLEN(content));
     }
 }
diff --git a/src/models/controller.c b/src/models/controller.c
index 807853c..60a2553 100644
--- a/src/models/controller.c
+++ b/src/models/controller.c
@@ -117,7 +117,8 @@ controller_db_select(sqlite3_stmt *stmt)
 int
 controller_save(controller_t *controller)
 {
-    int opened_transaction = database_transaction_begin();
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
      
     sqlite3_stmt *stmt;
     if(controller->id)
@@ -142,10 +143,7 @@ controller_save(controller_t *controller)
             LOGGER_ERR("error updating data: %s\n", sqlite3_errmsg(global_database));
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_rollback();
-        }
+        database_transaction_rollback(&lock);
     }
     else
     {
@@ -154,10 +152,7 @@ controller_save(controller_t *controller)
             controller->id = sqlite3_last_insert_rowid(global_database);
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_commit();
-        }
+        database_transaction_commit(&lock);
     }
 
     cache_invalidate_controller(controller->id);
diff --git a/src/models/junction_macro.c b/src/models/junction_macro.c
deleted file mode 100644
index 6ff7b89..0000000
--- a/src/models/junction_macro.c
+++ /dev/null
@@ -1,33 +0,0 @@
-#include <stdlib.h>
-#include <stdint.h>
-#include <stddef.h>
-
-#include <models/junction_macro.h>
-#include <logger.h>
-#include <macros.h>
-#include <database.h>
-
-int
-junction_macro_insert(int macro_id, int relay_id, int schedule_id, uint8_t weekday)
-{
-    int rc;
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(global_database, "INSERT INTO junction_macro(macro_id, schedule_id, relay_id, weekday) values (?1, ?2, ?3);", -1, &stmt, NULL);
-
-    sqlite3_bind_int(stmt, 1, macro_id);
-    sqlite3_bind_int(stmt, 2, relay_id);
-    sqlite3_bind_int(stmt, 3, schedule_id);
-    sqlite3_bind_int(stmt, 4, weekday);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        LOGGER_ERR("error inserting data: %s", sqlite3_errmsg(global_database));
-        return 1;
-    }
-
-    sqlite3_finalize(stmt);
-
-    return 0;
-}
diff --git a/src/models/junction_relay_schedule.c b/src/models/junction_relay_schedule.c
index 9ceed85..63f844c 100644
--- a/src/models/junction_relay_schedule.c
+++ b/src/models/junction_relay_schedule.c
@@ -62,16 +62,18 @@ junction_relay_schedule_insert_weekdays(int relay_id, int *schedule_ids)
         sqlite3_bind_int(stmt, i * 3 + 3, relay_id);
     }
 
+    free(query);
+
     rc = sqlite3_step(stmt);
     if (rc != SQLITE_DONE)
     {
         LOGGER_ERR("error inserting data: %s", sqlite3_errmsg(global_database));
-        return false;
+        return 1;
     }
 
     sqlite3_finalize(stmt);
 
-    return true;
+    return 0;
 }
 
 int
diff --git a/src/models/junction_tag.c b/src/models/junction_tag.c
index a62bed8..e03a195 100644
--- a/src/models/junction_tag.c
+++ b/src/models/junction_tag.c
@@ -105,6 +105,8 @@ junction_tag_insert_list(int *tag_ids, int relay_id, int schedule_id, int count)
         }
     }
 
+    free(query);
+
     rc = sqlite3_step(stmt);
     if (rc != SQLITE_DONE)
     {
diff --git a/src/models/macro.c b/src/models/macro.c
index 803cea7..a40ed61 100644
--- a/src/models/macro.c
+++ b/src/models/macro.c
@@ -7,7 +7,7 @@
 #include <logger.h>
 #include <database.h>
 #include <models/macro.h>
-#include <models/junction_macro.h>
+#include <models/macro_action.h>
 #include <models/schedule.h>
 #include <models/tag.h>
 
@@ -28,6 +28,7 @@ db_update_insert(macro_t *macro, sqlite3_stmt *stmt)
 
     return rc != SQLITE_DONE;
 }
+
 static macro_t*
 macro_db_select_mapper(sqlite3_stmt *stmt)
 {
@@ -95,16 +96,17 @@ macro_db_select(sqlite3_stmt *stmt)
 int
 macro_save(macro_t *macro)
 {
-    int opened_transaction = database_transaction_begin();
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
      
     sqlite3_stmt *stmt;
     if(macro->id)
     {
-        sqlite3_prepare_v2(global_database, "UPDATE macros SET uid = ?2, name = ?3, periods = ?4 WHERE id=?1;", -1, &stmt, NULL);
+        sqlite3_prepare_v2(global_database, "UPDATE macros SET uid = ?2, name = ?3 WHERE id=?1;", -1, &stmt, NULL);
     }
     else
     {
-        sqlite3_prepare_v2(global_database, "INSERT INTO macros(uid, name, periods) values (?2, ?3, ?4);", -1, &stmt, NULL);
+        sqlite3_prepare_v2(global_database, "INSERT INTO macros(uid, name) values (?2, ?3);", -1, &stmt, NULL);
     }
 
     int result = db_update_insert(macro, stmt);
@@ -120,10 +122,7 @@ macro_save(macro_t *macro)
             LOGGER_ERR("error updating data: %s\n", sqlite3_errmsg(global_database));
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_rollback();
-        }
+        database_transaction_rollback(&lock);
     }
     else
     {
@@ -132,10 +131,7 @@ macro_save(macro_t *macro)
             macro->id = sqlite3_last_insert_rowid(global_database);
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_commit();
-        }
+        database_transaction_commit(&lock);
     }
 
     cache_invalidate_macro(macro->id);
@@ -236,31 +232,42 @@ macro_to_json(macro_t *macro)
     }
     cJSON_AddItemToObject(json, "id", json_id);
 
-    cJSON *json_tags = cJSON_CreateArray();
-    int *tags_ids = NULL; //junction_tag_get_tags_for_macro_id(macro->id);
-    if(tags_ids != NULL)
+    cJSON *json_actions = cJSON_CreateArray();
+    macro_action_t **macro_actions = macro_action_get_for_macro(macro->id);
+    for(int i = 0; macro_actions[i] != NULL; ++i)
     {
-        for(int i = 0; tags_ids[i] != 0; ++i)
-        {
-            char *tag = tag_get_tag(tags_ids[i]);
-            if(tag == NULL)
-            {
-                continue;   
-            }
+        cJSON *json_action = cJSON_CreateObject();
 
-            cJSON *json_tag = cJSON_CreateString(tag);
-            if (json_tag == NULL)
-            {
-                LOGGER_DEBUG("failed to add tag from string '%s'\n", tag);
-                free(tag);
-                continue;
-            }
-            cJSON_AddItemToArray(json_tags, json_tag);
-            free(tag);
+        cJSON *json_action_weekday = cJSON_CreateNumber(macro_actions[i]->weekday);
+        if(json_action_weekday == NULL)
+        {
+            LOGGER_DEBUG("failed to create weekday from number %d\n", macro_actions[i]->weekday);
+            continue;
         }
-        free(tags_ids);
+
+        relay_t *relay = relay_get_by_id(macro_actions[i]->relay_id);
+        if(!relay)
+        {
+            LOGGER_DEBUG("failed to get relay\n");
+            continue;
+        }
+        schedule_t *schedule = schedule_get_by_id(macro_actions[i]->schedule_id);
+        if(!schedule)
+        {
+            LOGGER_DEBUG("failed to get schedule\n");
+            relay_free(relay);
+            continue;
+        }
+
+        cJSON_AddItemToObject(json_action, "weekday", json_action_weekday);
+        cJSON_AddItemToObject(json_action, "relay", relay_to_json(relay, 0));
+        cJSON_AddItemToObject(json_action, "schedule", schedule_to_json(schedule));
+
+        cJSON_AddItemToArray(json_actions, json_action);
     }
-    cJSON_AddItemToObject(json, "tags", json_tags);
+    cJSON_AddItemToObject(json, "actions", json_actions);
+
+    macro_action_free_list(macro_actions);
 
     char *json_str = cJSON_Print(json);
     cache_put_json_macro(macro->id, json_str);
@@ -271,31 +278,6 @@ macro_to_json(macro_t *macro)
     return json;
 }
 
-macro_t*
-macro_get_by_id_or_off(int id)
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(global_database, "SELECT * FROM macros WHERE id = ?1;", -1, &stmt, NULL);
-    sqlite3_bind_int(stmt, 1, id);
-
-    macro_t **sql_result = macro_db_select(stmt);
-
-    macro_t *result = sql_result[0];
-    free(sql_result);
-
-    if(result)
-    {
-        return result;
-    }
-    
-    uuid_t tmp_uuid;
-    memset(tmp_uuid, 0, sizeof(uuid_t));
-    memcpy(tmp_uuid, "off", 3);
-
-    return macro_get_by_uid(tmp_uuid);
-}
-
 macro_t*
 macro_get_by_id(int id)
 {
@@ -313,34 +295,6 @@ macro_get_by_id(int id)
     return result;
 }
 
-macro_t*
-macro_get_by_uid_or_off(uuid_t uid)
-{
-    char uuid_str[UUID_STR_LEN];
-    uuid_unparse(uid, uuid_str);
-    LOGGER_DEBUG("getting macro [uid=%s] or off from database\n", uuid_str);
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(global_database, "SELECT * FROM macros WHERE uid = ?1;", -1, &stmt, NULL);
-    sqlite3_bind_blob(stmt, 1, uid, sizeof(uuid_t), SQLITE_STATIC);
-
-    macro_t **sql_result = macro_db_select(stmt);
-
-    macro_t *result = sql_result[0];
-    free(sql_result);
-
-    if(result)
-    {
-        return result;
-    }
-    
-    uuid_t tmp_uuid;
-    memset(tmp_uuid, 0, sizeof(uuid_t));
-    memcpy(tmp_uuid, "off", 3);
-
-    return macro_get_by_uid(tmp_uuid);
-}
-
 macro_t*
 macro_get_by_uid(uuid_t uid)
 {
diff --git a/src/models/macro_action.c b/src/models/macro_action.c
new file mode 100644
index 0000000..c0333c5
--- /dev/null
+++ b/src/models/macro_action.c
@@ -0,0 +1,139 @@
+#include <stdlib.h>
+#include <stdint.h>
+#include <stddef.h>
+
+#include <models/macro_action.h>
+#include <logger.h>
+#include <cache.h>
+#include <database.h>
+
+static macro_action_t*
+macro_action_db_select_mapper(sqlite3_stmt *stmt)
+{
+    macro_action_t *new_macro_action = malloc(sizeof(macro_action_t));
+    for(int i = 0; i < sqlite3_column_count(stmt); i++)
+    {
+        const char *name = sqlite3_column_name(stmt, i);
+        switch(name[0])
+        {
+            case 'm': // macro_id
+                new_macro_action->macro_id = sqlite3_column_int(stmt, i);
+                break;
+            case 'r': // relay_id
+                new_macro_action->relay_id = sqlite3_column_int(stmt, i);
+                break;
+            case 's': // schedule_id
+                new_macro_action->schedule_id = sqlite3_column_int(stmt, i);
+                break;
+            case 'w': // weekday
+                new_macro_action->weekday = (uint8_t)sqlite3_column_int(stmt, i);
+                break;
+            default: // ignore columns not implemented
+                break;
+        }
+    }
+    return new_macro_action;
+}
+
+static macro_action_t**
+macro_action_db_select(sqlite3_stmt *stmt)
+{
+    macro_action_t **all_macro_actions = malloc(sizeof(macro_action_t*));
+
+    int row = 0;
+
+    for(;;)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            macro_action_t *new_macro_action = macro_action_db_select_mapper(stmt);
+            row++;
+
+            all_macro_actions = (macro_action_t**)realloc(all_macro_actions, sizeof(macro_action_t*) * (row + 1));
+            all_macro_actions[row - 1] = new_macro_action;
+        }
+        else
+        {
+            if(s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOGGER_ERR("error selecting macro_actions from database: %s\n", sqlite3_errstr(s));
+                break;
+            }
+        }
+    }
+    sqlite3_finalize(stmt);
+    all_macro_actions[row] = NULL;
+    return all_macro_actions;
+}
+
+int
+macro_action_insert(macro_action_t *macro_action)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "INSERT INTO macro_actions(macro_id, relay_id, schedule_id, weekday) values (?1, ?2, ?3, ?4);", -1, &stmt, NULL);
+
+    sqlite3_bind_int(stmt, 1, macro_action->macro_id);
+    sqlite3_bind_int(stmt, 2, macro_action->relay_id);
+    sqlite3_bind_int(stmt, 3, macro_action->schedule_id);
+    sqlite3_bind_int(stmt, 4, macro_action->weekday);
+
+    int rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    cache_invalidate_macro(macro_action->macro_id);
+
+    return rc != SQLITE_DONE;
+}
+
+macro_action_t**
+macro_action_get_for_macro(int macro_id)
+{
+    LOGGER_DEBUG("getting macro_actions [macro_id=%d] from database\n", macro_id);
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM macro_actions WHERE macro_id=?", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, macro_id);
+
+    return macro_action_db_select(stmt);
+}
+
+void
+macro_action_free_list(macro_action_t **macro_actions)
+{
+    for(int i = 0; macro_actions[i] != NULL; ++i)
+    {
+        free(macro_actions[i]);
+    }
+    free(macro_actions);
+}
+
+int*
+macro_action_get_macro_ids_with_schedule(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT macro_id FROM macro_actions WHERE schedule_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+
+    return database_helper_get_ids(stmt);
+}
+
+int*
+macro_action_get_macro_ids_with_relay(int relay_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT macro_id FROM macro_actions WHERE relay_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay_id);
+
+    return database_helper_get_ids(stmt);
+}
diff --git a/src/models/relay.c b/src/models/relay.c
index df196f0..4efe837 100644
--- a/src/models/relay.c
+++ b/src/models/relay.c
@@ -115,7 +115,8 @@ relay_db_select(sqlite3_stmt *stmt)
 int
 relay_save(relay_t *relay)
 {
-    int opened_transaction = database_transaction_begin();
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
      
     sqlite3_stmt *stmt;
     if(relay->id)
@@ -140,10 +141,7 @@ relay_save(relay_t *relay)
             LOGGER_ERR("error updating data: %s\n", sqlite3_errmsg(global_database));
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_rollback();
-        }
+        database_transaction_rollback(&lock);
     }
     else
     {
@@ -163,10 +161,7 @@ relay_save(relay_t *relay)
         }
         junction_relay_schedule_insert_weekdays(relay->id, schedule_ids);
 
-        if(opened_transaction)
-        {
-            database_transaction_commit();
-        }
+        database_transaction_commit(&lock);
     }
 
     cache_invalidate_relay(relay->id, -1);
diff --git a/src/models/schedule.c b/src/models/schedule.c
index 9225007..3fc89e8 100644
--- a/src/models/schedule.c
+++ b/src/models/schedule.c
@@ -112,7 +112,8 @@ schedule_db_select(sqlite3_stmt *stmt)
 int
 schedule_save(schedule_t *schedule)
 {
-    int opened_transaction = database_transaction_begin();
+    database_transaction_lock lock;
+    database_transaction_begin(&lock);
      
     sqlite3_stmt *stmt;
     if(schedule->id)
@@ -137,10 +138,7 @@ schedule_save(schedule_t *schedule)
             LOGGER_ERR("error updating data: %s\n", sqlite3_errmsg(global_database));
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_rollback();
-        }
+        database_transaction_rollback(&lock);
     }
     else
     {
@@ -149,10 +147,7 @@ schedule_save(schedule_t *schedule)
             schedule->id = sqlite3_last_insert_rowid(global_database);
         }
 
-        if(opened_transaction)
-        {
-            database_transaction_commit();
-        }
+        database_transaction_commit(&lock);
     }
 
     cache_invalidate_schedule(schedule->id);
diff --git a/src/router.c b/src/router.c
index 6c74428..b4b0387 100644
--- a/src/router.c
+++ b/src/router.c
@@ -10,6 +10,7 @@
 #include <endpoints/api_v1_controllers.h>
 #include <endpoints/api_v1_relays.h>
 #include <endpoints/api_v1_tags.h>
+#include <endpoints/api_v1_macros.h>
 #include <endpoints/api_v1_ws.h>
 
 static endpoint_t endpoints[ROUTER_ENDPOINTS_MAX_COUNT];
@@ -90,6 +91,11 @@ router_init()
     router_register_endpoint("/api/v1/tags/{str}", HTTP_METHOD_GET, api_v1_tags_STR_GET);
     router_register_endpoint("/api/v1/tags/{str}", HTTP_METHOD_DELETE, api_v1_tags_STR_DELETE);
 
+    router_register_endpoint("/api/v1/macros/", HTTP_METHOD_GET, api_v1_macros_GET);
+    router_register_endpoint("/api/v1/macros/", HTTP_METHOD_POST, api_v1_macros_POST);
+    //router_register_endpoint("/api/v1/macros/{str}", HTTP_METHOD_GET, api_v1_macros_STR_GET);
+    //router_register_endpoint("/api/v1/macros/{str}", HTTP_METHOD_DELETE, api_v1_macros_STR_DELETE);
+
     router_register_endpoint("/api/v1/ws/relays", HTTP_METHOD_WEBSOCKET, api_v1_ws_relays);
 }
 
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index ec36b70..476b3ba 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -4,7 +4,7 @@ source_dir=$PWD
 working_dir=$PWD/testing_latest
 working_bak=$PWD/testing_bak
 
-alias valgrind_emgauwa="valgrind $2 --log-file=$working_dir/valgrind.log"
+alias valgrind_emgauwa="valgrind -s $2 --log-file=$working_dir/valgrind.log"
 
 
 rm -rf $working_bak