wormhole-networks/mainnetv2/info.md

Wormhole v2 Mainnet

Wormhole mainnet connects the following chains:

• Solana Mainnet Beta.

• Ethereum Mainnet.

• Terra Columbus mainnet.

• Binance Smart Chain mainnet.

It runs the v2.5.0 guardiand reference implementation.

Network parameters

Gossip network name:

/wormhole/mainnet/2

Gossip bootstrap node:

/dns4/wormhole-mainnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWQp644DK27fd3d4Km3jr7gHiuJJ5ZGmy8hH4py7fP4FP7

Connected chain contracts:

Network	Wormhole core contract address
Ethereum Mainnet (Core)	0x98f3c9e6E3fAce36bAAd05FE09d375Ef1464288B
Ethereum Mainnet (Impl)	0x736d2a394f7810c17b3c6fed017d5bc7d60c077d
Binance Smart Chain (Core)	0x98f3c9e6E3fAce36bAAd05FE09d375Ef1464288B
Binance Smart Chain (Impl)	0x736d2a394f7810c17b3c6fed017d5bc7d60c077d
Solana Mainnet	worm2ZoG2kUd4vFXhvjh93UUH596ayRfgQ2MgjNMTth
Terra Columbus-5	terra1dq03ugtd40zu9hcgdzrsq6z2z4hwhc9tqk2uy5
Polygon Mainnet (Core)	0x7A4B5a56256163F07b2C80A7cA55aBE66c4ec4d7
Polygon Mainnet (Impl)	0xd2F50cAFfCaf238a0C3e78Ce81c5BF7D9f7f3350

Eth and BSC use the same deployer key, leading to identical addresses. This key has no privileges.

Guardian set

Current generation: 3 (see v3.prototext).

Example command line options

Refer to the operations guide on how to set up a node. Example systemd unit file:

[Unit]
Description=wormhole v2 guardiand
Requires=network.target
After=network.target

[Service]
User=wormhole
Group=wormhole
ExecStart=/opt/wormhole/wormhole/build/bin/guardiand node \
    --bootstrap "/dns4/wormhole-mainnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWL6xoqY8yU2xR2K6cP6jix4LnGSrRh94HCKiK371qUFeU" \
    --network "/wormhole/mainnet/2" \
    --ethContract "0x98f3c9e6E3fAce36bAAd05FE09d375Ef1464288B" \
    --bscContract "0x98f3c9e6E3fAce36bAAd05FE09d375Ef1464288B" \
    --polygonContract "0x7A4B5a56256163F07b2C80A7cA55aBE66c4ec4d7" \
    --solanaContract "worm2ZoG2kUd4vFXhvjh93UUH596ayRfgQ2MgjNMTth" \
    --terraContract "terra1dq03ugtd40zu9hcgdzrsq6z2z4hwhc9tqk2uy5" \
    --adminSocket /run/guardiand/admin.socket \
    --dataDir /opt/wormhole/data \
    --nodeName "<your name>" \                                  # <-- your node's name (for network explorer usage)
    --nodeKey "/opt/wormhole/keys/wormhole-node.key" \          # <-- node key (auto-generated if not present)
    --guardianKey "/opt/wormhole/keys/wormhole-guardian.key" \  # <-- your guardian key generated by "guardiand keygen"
    --ethRPC "wss://your-eth-node" \                            # <-- your ETH full/light node websocket URI (ws:// or wss://)
    --bscRPC "wss://bsc-node.example.com" \                     # <-- your BSC full/light node websocket URI
    --polygonRPC "wss://polygon-node.example.com" \             # <-- your Polygon Bor full/light node websocket URI
    --solanaRPC "http://solana-node:8899" \                     # <-- Solana RPC URI
    --solanaWS "ws://solana-node:8900" \                        # <-- Solana WS URI (typically RPC +1)
    --terraWS "ws://terra-node/websocket" \                     # <-- Terra node websocket URI
    --terraLCD "http://terra-node:1317" \                       # <-- Terra LCD server HTTP URI
    --statusAddr=[::]:6060                                      # <-- exposes Prometheus metrics - firewall recommended
RuntimeDirectory=guardiand
RuntimeDirectoryMode=700
RuntimeDirectoryPreserve=yes
PermissionsStartOnly=yes
PrivateTmp=yes
PrivateDevices=yes
SecureBits=keep-caps
AmbientCapabilities=CAP_IPC_LOCK
CapabilityBoundingSet=CAP_IPC_LOCK
NoNewPrivileges=yes
Restart=on-failure
RestartSec=5s
LimitNOFILE=65536
LimitMEMLOCK=infinity

[Install]
WantedBy=multi-user.target