Testnet shovels

docker-compose.yml

@@ -221,6 +221,28 @@ services:
       - 'host.docker.internal:host-gateway'
     tty: true
 
+  shovel_alpha_to_tao:
+    build:
+      context: ./scraper_service
+      dockerfile: ./shovel_alpha_to_tao/Dockerfile
+    container_name: shovel_alpha_to_tao
+    depends_on:
+      clickhouse:
+        condition: service_started
+    env_file:
+      - .env
+    logging:
+      driver: 'json-file'
+      options:
+        max-size: '10m'
+        max-file: '3'
+    networks:
+      - app_network
+    restart: on-failure
+    extra_hosts:
+      - 'host.docker.internal:host-gateway'
+    tty: true
+
   # shovel_balance_map:
   #   build:
   #     context: ./scraper_service

scraper_service/shovel_alpha_to_tao/Dockerfile

@@ -0,0 +1,13 @@
+FROM python:3.12-slim
+
+WORKDIR /app
+
+COPY ./requirements.txt /app/requirements.txt
+RUN pip install --no-cache-dir -r /app/requirements.txt
+
+COPY ./shared /app/shared
+COPY ./shovel_alpha_to_tao /app/shovel_alpha_to_tao
+
+ENV PYTHONPATH="/app:/app/shared"
+
+CMD ["python", "-u", "shovel_alpha_to_tao/main.py"]

scraper_service/shovel_alpha_to_tao/main.py

@@ -0,0 +1,105 @@
+from shared.clickhouse.batch_insert import buffer_insert
+from shared.shovel_base_class import ShovelBaseClass
+from shared.substrate import get_substrate_client
+from shared.clickhouse.utils import (
+    get_clickhouse_client,
+    table_exists,
+)
+from shared.exceptions import DatabaseConnectionError, ShovelProcessingError
+from shared.block_metadata import get_block_metadata
+import logging
+
+
+logging.basicConfig(level=logging.INFO,
+                    format="%(asctime)s %(process)d %(message)s")
+
+
+class AlphaToTaoShovel(ShovelBaseClass):
+    table_name = "shovel_alpha_to_tao"
+    skip_interval = 7200
+
+    def __init__(self, name):
+        super().__init__(name, skip_interval=self.skip_interval)
+        self.starting_block = 3638246
+
+    def process_block(self, n):
+        do_process_block(self, n)
+
+
+def do_process_block(self, n):
+    try:
+        substrate = get_substrate_client()
+
+        try:
+            if not table_exists(self.table_name):
+                query = f"""
+                CREATE TABLE IF NOT EXISTS {self.table_name} (
+                    block_number UInt64 CODEC(Delta, ZSTD),
+                    timestamp DateTime CODEC(Delta, ZSTD),
+                    netuid UInt8 CODEC(Delta, ZSTD),
+                    alpha_to_tao Float64 CODEC(ZSTD)
+                ) ENGINE = ReplacingMergeTree()
+                PARTITION BY toYYYYMM(timestamp)
+                ORDER BY (block_number, netuid)
+                """
+                get_clickhouse_client().execute(query)
+        except Exception as e:
+            raise DatabaseConnectionError(f"Failed to create/check table: {str(e)}")
+
+        try:
+            block_timestamp, block_hash = get_block_metadata(n)
+            if block_timestamp == 0 and n != 0:
+                raise ShovelProcessingError(f"Invalid block timestamp (0) for block {n}")
+        except Exception as e:
+            raise ShovelProcessingError(f"Failed to get block metadata: {str(e)}")
+
+        try:
+            # Get list of active subnets
+            networks_added = substrate.query_map(
+                'SubtensorModule',
+                'NetworksAdded',
+                block_hash=block_hash
+            )
+            networks = [int(net[0].value) for net in networks_added]
+
+            # Process each subnet
+            for netuid in networks:
+                subnet_tao = substrate.query(
+                    'SubtensorModule',
+                    'SubnetTAO',
+                    [netuid],
+                    block_hash=block_hash
+                ).value / 1e9
+
+                subnet_alpha_in = substrate.query(
+                    'SubtensorModule',
+                    'SubnetAlphaIn',
+                    [netuid],
+                    block_hash=block_hash
+                ).value / 1e9
+
+                # Calculate exchange rate (TAO per Alpha)
+                alpha_to_tao = subnet_tao / subnet_alpha_in if subnet_alpha_in > 0 else 0
+
+                buffer_insert(
+                    self.table_name,
+                    [n, block_timestamp, netuid, alpha_to_tao]
+                )
+
+        except Exception as e:
+            raise DatabaseConnectionError(f"Failed to insert data into buffer: {str(e)}")
+
+    except (DatabaseConnectionError, ShovelProcessingError):
+        # Re-raise these exceptions to be handled by the base class
+        raise
+    except Exception as e:
+        # Convert unexpected exceptions to ShovelProcessingError
+        raise ShovelProcessingError(f"Unexpected error processing block {n}: {str(e)}")
+
+
+def main():
+    AlphaToTaoShovel(name="alpha_to_tao").start()
+
+
+if __name__ == "__main__":
+    main()