Add a container for ERC20 contract txs in the payments stack

app/data/compose/docker-compose-ponder.yml

@@ -1,6 +1,20 @@
 version: '3.7'
 
 services:
+  ponder-er20-contracts:
+    image: cerc/watcher-erc20:local
+    restart: on-failure
+    environment:
+      CERC_SCRIPT_DEBUG: ${CERC_SCRIPT_DEBUG}
+      CERC_ETH_RPC_ENDPOINT: ${CERC_ETH_RPC_ENDPOINT:-http://fixturenet-eth-geth-1:8545}
+      CERC_PRIVATE_KEY_DEPLOYER: ${CERC_PRIVATE_KEY_DEPLOYER:-0x888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218}
+    volumes:
+      - ../config/ponder/deploy-erc20-contract.sh:/app/deploy-erc20-contract.sh
+      - erc20_deployment:/app/deployment
+    command: ["bash", "-c", "/app/deploy-erc20-contract.sh"]
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+
   ponder-app-indexer:
     hostname: ponder-app-indexer
     restart: unless-stopped
@@ -23,6 +37,7 @@ services:
       - ../config/ponder/base-rates-config.json:/app/examples/token-erc20/base-rates-config.json
       - peers_ids:/peers
       - nitro_deployment:/nitro
+      - erc20_deployment:/erc20
       - ponder_indexer_nitro_data:/app/examples/token-erc20/.ponder/nitro-db
     ports:
       - "42070"
@@ -52,6 +67,7 @@ services:
       - ../config/ponder/base-rates-config.json:/app/examples/token-erc20/base-rates-config.json
       - peers_ids:/peers
       - nitro_deployment:/nitro
+      - erc20_deployment:/erc20
       - ponder_watcher_nitro_data:/app/examples/token-erc20/.ponder/nitro-db
     ports:
       - "42069"
@@ -61,5 +77,6 @@ services:
 volumes:
   peers_ids:
   nitro_deployment:
+  erc20_deployment:
   ponder_indexer_nitro_data:
   ponder_watcher_nitro_data:

app/data/config/ponder/deploy-erc20-contract.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+set -e
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+  set -x
+fi
+
+erc20_address_file="/app/deployment/erc20-address.json"
+
+# Check and exit if a deployment already exists (on restarts)
+if [ -f ${erc20_address_file} ]; then
+  echo "${erc20_address_file} already exists, skipping ERC20 contract deployment"
+  cat ${erc20_address_file}
+  exit
+fi
+
+wait_for_chain_endpoint() {
+  # Wait till ETH RPC endpoint is available with block number > 1
+  retry_interval=5
+  while true; do
+    block_number_hex=$(curl -s -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' ${CERC_ETH_RPC_ENDPOINT} | jq -r '.result')
+
+    # Check if the request call was successful
+    if [ $? -ne 0 ]; then
+      echo "RPC endpoint ${CERC_ETH_RPC_ENDPOINT} not yet available, retrying in $retry_interval seconds..."
+      sleep $retry_interval
+      continue
+    fi
+
+    # Convert hex to decimal
+    block_number_dec=$(printf %u ${block_number_hex})
+
+    # Check if block number is > 1 to avoid failures in the deployment
+    if [ "$block_number_dec" -ge 1 ]; then
+      echo "RPC endpoint ${CERC_ETH_RPC_ENDPOINT} is up"
+      break
+    else
+      echo "RPC endpoint ${CERC_ETH_RPC_ENDPOINT} not yet available, retrying in $retry_interval seconds..."
+      sleep $retry_interval
+      continue
+    fi
+  done
+}
+
+wait_for_chain_endpoint
+
+echo "Using CERC_PRIVATE_KEY_DEPLOYER from env"
+
+echo ETH_RPC_URL=${CERC_ETH_RPC_ENDPOINT} > .env
+echo ACCOUNT_PRIVATE_KEY=${CERC_PRIVATE_KEY_DEPLOYER} >> .env
+yarn token:deploy:docker --file ${erc20_address_file}
+
+# Keep the container running
+tail -f

app/data/config/ponder/ponder-start.sh

@@ -31,6 +31,21 @@ else
   exit 1
 fi
 
+# Read ERC20 address from a file
+# Keep retrying until found
+erc20_address_file="/erc20/erc20-address.json"
+echo "Reading ERC20 address from ${erc20_address_file}"
+retry_interval=5
+while true; do
+  if [[ -e "$erc20_address_file" ]]; then
+    ERC20_CONTRACT=$(jq -r '.address' ${erc20_address_file})
+    break
+  else
+    echo "File not yet available, retrying in $retry_interval seconds..."
+    sleep $retry_interval
+  fi
+done
+
 echo "Using CERC_PONDER_NITRO_PK from env for Nitro account"
 echo "Using CERC_PONDER_NITRO_CHAIN_PK (account with funds) from env for sending Nitro txs"
 echo "Using ${CERC_PONDER_NITRO_CHAIN_URL} as the RPC endpoint for Nitro txs"
@@ -56,6 +71,7 @@ echo "UPSTREAM_NITRO_PAY_AMOUNT=\"$CERC_UPSTREAM_NITRO_PAY_AMOUNT\"" >> "$env_fi
 echo "INDEXER_GQL_ENDPOINT=\"$CERC_INDEXER_GQL_ENDPOINT\"" >> "$env_file"
 echo "INDEXER_NITRO_ADDRESS=\"$CERC_INDEXER_NITRO_ADDRESS\"" >> "$env_file"
 echo "INDEXER_NITRO_PAY_AMOUNT=\"$CERC_INDEXER_NITRO_PAY_AMOUNT\"" >> "$env_file"
+echo "ERC20_CONTRACT=\"$ERC20_CONTRACT\"" >> "$env_file"
 
 cat "$env_file"
 

app/data/config/ponder/ponder.indexer.config.ts

@@ -34,7 +34,7 @@ export const config: Config = {
       name: "AdventureGold",
       network: "fixturenet",
       abi: "./abis/AdventureGold.json",
-      address: "0x32353A6C91143bfd6C7d363B546e62a9A2489A20",
+      address: process.env.ERC20_CONTRACT,
       startBlock: 5,
       maxBlockRange: 100,
     },

app/data/config/ponder/ponder.watcher.config.ts

@@ -14,7 +14,7 @@ export const config: Config = {
       name: "AdventureGold",
       network: "fixturenet",
       abi: "./abis/AdventureGold.json",
-      address: "0x32353A6C91143bfd6C7d363B546e62a9A2489A20",
+      address: process.env.ERC20_CONTRACT,
       startBlock: 5,
       maxBlockRange: 100,
     },

app/data/container-build/cerc-watcher-erc20/Dockerfile

@@ -1,13 +1,10 @@
 FROM node:16.17.1-alpine3.16
 
-RUN apk --update --no-cache add git python3 alpine-sdk
+RUN apk --update --no-cache add git python3 alpine-sdk bash curl jq
 
 WORKDIR /app
 
 COPY . .
 
-RUN echo "Building watcher-ts" && \
+RUN echo "Building erc20-watcher-ts" && \
-    git checkout v0.2.19 && \
     yarn && yarn build
-
-WORKDIR /app/packages/erc20-watcher

app/data/container-build/cerc-watcher-erc20/build.sh

@@ -6,4 +6,4 @@ source ${CERC_CONTAINER_BASE_DIR}/build-base.sh
 # See: https://stackoverflow.com/a/246128/1701505
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 
-docker build -t cerc/watcher-erc20:local -f ${SCRIPT_DIR}/Dockerfile ${build_command_args} ${CERC_REPO_BASE_DIR}/watcher-ts
+docker build -t cerc/watcher-erc20:local -f ${SCRIPT_DIR}/Dockerfile ${build_command_args} ${CERC_REPO_BASE_DIR}/erc20-watcher-ts

app/data/stacks/fixturenet-payments/stack.yml

@@ -20,6 +20,7 @@ repos:
   - github.com/cerc-io/mobymask-ui@v0.2.2
   # ponder repo
   - github.com/cerc-io/ponder@laconic-esm
+  - github.com/cerc-io/erc20-watcher-ts
 containers:
   # fixturenet images
   - cerc/go-ethereum
@@ -42,6 +43,7 @@ containers:
   - cerc/mobymask-ui
   # ponder image
   - cerc/ponder
+  - cerc/watcher-erc20
 pods:
   - fixturenet-eth
   - ipld-eth-server-payments