These are example env Variables for your Polygon Chainlink Node.
#================================================================#
# Polygon OCR Node #
#================================================================#
#---------------------------#
# Universal Vars #
#---------------------------#
ROOT=/chainlink
LOG_LEVEL=warn
ALLOW_ORIGINS=*
MINIMUM_CONTRACT_PAYMENT_LINK_JUELS=100000000000000000
DEFAULT_HTTP_ALLOW_UNRESTRICTED_NETWORK_ACCESS=true
#---------------------------#
# Chain Specific Vars #
#---------------------------#
ETH_CHAIN_ID=137
LINK_CONTRACT_ADDRESS=0xb0897686c545045aFc77CF20eC7A532E3120E0F1
#---------------------------#
# RPC Endpoints #
#---------------------------#
# Local RPC Endpoints
ETH_URL=ws://:8546
ETH_HTTP_URL=http://:8545
# Public RPC Endpoints
# ETH_URL=wss://ws-mainnet.matic.network
#---------------------------#
# Database Values #
#---------------------------#
DATABASE_URL=postgresql://arbitrumuser:<password>@postgreshostname_or_ip:5432/polygon_ocr
#---------------------------#
# Enable HTTPS #
#---------------------------#
# CHAINLINK_TLS_PORT=0
# SECURE_COOKIES=false
TLS_CERT_PATH=/chainlink/tls/server.crt
TLS_KEY_PATH=/chainlink/tls/server.key
DEFAULT_HTTP_TIMEOUT=6s
#---------------------------#
# Gas Payment Tuning #
#---------------------------#
GAS_ESTIMATOR_MODE=BlockHistory
#---------------------------#
# OCR Values #
#---------------------------#
FEATURE_OFFCHAIN_REPORTING=true
OCR_KEY_BUNDLE_ID=
P2P_PEER_ID=
OCR_TRANSMITTER_ADDRESS=
P2P_LISTEN_PORT=
P2P_ANNOUNCE_PORT=
P2P_ANNOUNCE_IP=
P2P_BOOTSTRAP_PEERS=
#---------------------------#
# Explorer Credentials #
#---------------------------#
EXPLORER_ACCESS_KEY=
EXPLORER_SECRET=
EXPLORER_URL=