Doc timascale backup and restore.

AsbCloudDb/Readme.md

@@ -1,28 +1,53 @@
-создать миграцию
+# Миграции
+## создать миграцию
 ```
 dotnet ef migrations add <MigrationName> --project AsbCloudDb
 ```
-создать миграцию
+## откатить миграцию
 ```
 dotnet ef migrations remvoe <MigrationName> --project AsbCloudDb
 ```
+
 <MigrationName> - Name of migration class
 После создания миграции обязательно прочитать сгенерированый код.
 
-Применить миграции
+## Применить миграции
+При старте проекта применяются автоматически
 ```
  dotnet ef database update --project .\AsbCloudDb
- ```
+```
 
- #backup
+# Backup
- ```
+Terminal:
-sudo -u postgres pg_dump -Fc -U postgres postgres -W | gzip > 2021-09-27_dump.sql.gz
+```
-sudo -u postgres pg_dump -Fc -U postgres postgres -W > 2021-11-26_dump.sql
+sudo -u postgres pg_dump -Fc -U postgres postgres -W > dump_2021-11-26.bak
- ```
+```
  
- #restore
+# Restore backup
- ```
+## Step 1. (Re)Create DB and schema IF needeed.
- psql postgres < dump_file_name
+psql:
- ```
+```
+--drop schema public cascade;
+CREATE DATABASE postgres;
+\c postgres
+create schema public;
+```
 
-sudo -u postgres  psql -p 5499 -U postgres postgres -W < 2021-11-16_dump.sql.gz
+## Step 2. Innit timescaledb and prepare DB to restore
+```
+CREATE EXTENSION IF NOT EXISTS timescaledb;
+SELECT timescaledb_pre_restore();
+```
+## Step 3. Restore DB, then 'exit resore mode'. [Longest operation]
+Terminal:
+```
+sudo -u postgres  psql -p 5499 -U postgres postgres -W < dump_2021-11-26.bak
+```
+OR psql:
+```
+\! pg_restore -Fc -d postgres dump_2021-11-26.bak
+```
+Then psql:
+```
+SELECT timescaledb_post_restore();
+ ```

AsbCloudInfrastructure/Services/TelemetryDataBaseService.cs

@@ -89,6 +89,7 @@ namespace AsbCloudInfrastructure.Services
 
             var idTelemetry = well?.IdTelemetry ?? default;
 
+            var filterByDateEnd = dateBegin != default;
             if (dateBegin == default)
             {
                 dateBegin = telemetryService.GetLastTelemetryDate(idTelemetry);
@@ -113,8 +114,10 @@ namespace AsbCloudInfrastructure.Services
 
             var query = dbSet
                 .Where(d => d.IdTelemetry == idTelemetry
-                    && d.Date >= dateBegin 
+                    && d.Date >= dateBegin);
-                    && d.Date < dateEnd);
+
+            if (filterByDateEnd)
+                query = query.Where(d => d.Date < dateEnd);
 
             var fullDataCount = await query.CountAsync(token)
                 .ConfigureAwait(false);

AsbCloudWebApi/Controllers/AdminUserRoleController.cs

@@ -8,7 +8,7 @@ namespace AsbCloudWebApi.Controllers
     [Route("api/admin/role")]
     [ApiController]
     [Authorize]
-    public class AdminUserRoleController :  CrudController<UserRoleDto, ICrudService<UserRoleDto>>
+    public class AdminUserRoleController :  CrudController<UserRoleDto, IUserRoleService>
     {
         public AdminUserRoleController(IUserRoleService service)
             :base(service)