Auto-update: Tue Jul 30 14:23:01 PDT 2024

sijapi/classes.py

@@ -352,13 +352,26 @@ class APIConfig(BaseModel):
             try:
                 async with self.get_connection(pool_entry) as conn:
                     info(f"Starting sync initialization for {pool_entry['ts_ip']}...")
-                    await self.ensure_sync_structure(conn)
+                    tables = await conn.fetch("""
-                    info(f"Sync initialization complete for {pool_entry['ts_ip']}. All tables should now have version and server_id columns with appropriate triggers.")
+                        SELECT tablename FROM pg_tables 
+                        WHERE schemaname = 'public'
+                    """)
+                    all_tables_synced = True
+                    for table in tables:
+                        table_name = table['tablename']
+                        if not await self.ensure_sync_columns(conn, table_name):
+                            all_tables_synced = False
+                    
+                    if all_tables_synced:
+                        info(f"Sync initialization complete for {pool_entry['ts_ip']}. All tables now have version and server_id columns with appropriate triggers.")
+                    else:
+                        warn(f"Sync initialization partially complete for {pool_entry['ts_ip']}. Some tables may be missing version or server_id columns.")
             except Exception as e:
                 err(f"Error initializing sync for {pool_entry['ts_ip']}: {str(e)}")
                 err(f"Traceback: {traceback.format_exc()}")
 
 
+
     async def ensure_sync_structure(self, conn):
         tables = await conn.fetch("""
             SELECT tablename FROM pg_tables 
@@ -401,13 +414,16 @@ class APIConfig(BaseModel):
                     EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name = '{table_name}' AND column_name = 'server_id') as has_server_id
             """)
             
-            if not (result['has_version'] and result['has_server_id']):
+            if result['has_version'] and result['has_server_id']:
-                raise Exception(f"Failed to add version and/or server_id columns to table {table_name}")
-            else:
                 info(f"Successfully added/verified version and server_id columns for table {table_name}")
+                return True
+            else:
+                err(f"Failed to add version and/or server_id columns to table {table_name}")
+                return False
         except Exception as e:
             err(f"Error ensuring sync columns for table {table_name}: {str(e)}")
             err(f"Traceback: {traceback.format_exc()}")
+            return False
 
 
     async def ensure_sync_trigger(self, conn, table_name):
@@ -428,6 +444,7 @@ class APIConfig(BaseModel):
             FOR EACH ROW EXECUTE FUNCTION update_version_and_server_id();
         """)
 
+
     async def get_most_recent_source(self):
         most_recent_source = None
         max_version = -1
@@ -443,37 +460,37 @@ class APIConfig(BaseModel):
 
             try:
                 async with self.get_connection(pool_entry) as conn:
-                    if not await self.check_version_column_exists(conn):
+                    tables = await conn.fetch("""
-                        warn(f"Version column does not exist in some tables for {pool_entry['ts_id']}. Attempting to add...")
+                        SELECT tablename FROM pg_tables 
-                        await self.ensure_sync_structure(conn)
+                        WHERE schemaname = 'public'
-                        if not await self.check_version_column_exists(conn):
-                            warn(f"Failed to add version column to all tables in {pool_entry['ts_id']}. Skipping.")
-                            continue
-
-                    version = await conn.fetchval("""
-                        SELECT COALESCE(MAX(version), -1)
-                        FROM (
-                            SELECT MAX(version) as version
-                            FROM pg_tables
-                            WHERE schemaname = 'public'
-                        ) as subquery
                     """)
-                    info(f"Max version for {pool_entry['ts_id']}: {version}")
+                    
-                    if version > max_version:
+                    for table in tables:
-                        max_version = version
+                        table_name = table['tablename']
-                        most_recent_source = pool_entry
+                        try:
+                            version = await conn.fetchval(f"""
+                                SELECT COALESCE(MAX(version), -1)
+                                FROM "{table_name}"
+                            """)
+                            info(f"Max version for {pool_entry['ts_id']}, table {table_name}: {version}")
+                            if version > max_version:
+                                max_version = version
+                                most_recent_source = pool_entry
+                        except asyncpg.exceptions.UndefinedColumnError:
+                            warn(f"Version column does not exist in table {table_name} for {pool_entry['ts_id']}. Attempting to add...")
+                            await self.ensure_sync_columns(conn, table_name)
+                        except Exception as e:
+                            err(f"Error checking version for {pool_entry['ts_id']}, table {table_name}: {str(e)}")
+
             except asyncpg.exceptions.ConnectionFailureError as e:
                 err(f"Failed to establish database connection with {pool_entry['ts_id']} ({pool_entry['ts_ip']}:{pool_entry['db_port']}): {str(e)}")
-            except asyncpg.exceptions.PostgresError as e:
-                err(f"PostgreSQL error occurred while querying {pool_entry['ts_id']}: {str(e)}")
-                if "column \"version\" does not exist" in str(e):
-                    err(f"The 'version' column is missing in one or more tables on {pool_entry['ts_id']}. This might indicate a synchronization issue.")
             except Exception as e:
                 err(f"Unexpected error occurred while checking version for {pool_entry['ts_id']}: {str(e)}")
                 err(f"Traceback: {traceback.format_exc()}")
         
         return most_recent_source
 
+
     
     async def is_server_accessible(self, host, port, timeout=2):
         try: