p2ping

ping a libp2p peer via the ping protocol (/ipfs/ping/1.0.0)

start a local peer

$ p2ping Local peer id: PeerId("12D3KooWAPdkjL5PdpZwXUM3nrQ4BntYCxkCrsD4zh9yWaa2VYck")! Listening on "/ip4/127.0.0.1/tcp/34619" Listening on "/ip4/172.17.0.10/tcp/34619" ...

ping a local peer

$ p2ping /ip4/127.0.0.1/tcp/36017 Local peer id: PeerId("12D3KooWKYZJ2me7H5zCkCb7f7Qm2cpuY2CVh6E9vtA7ipwFJJmS")! Dialed /ip4/127.0.0.1/tcp/36017 Listening on "/ip4/127.0.0.1/tcp/35751" Listening on "/ip4/172.17.0.10/tcp/35751" Unhandled: ConnectionEstablished { peer_id: PeerId("12D3KooWL6xRw3oM6BsufNvYjsAo2RMYgrdZZopDDXgiUSmrHTGz"), endpoint: Dialer { address: "/ip4/127.0.0.1/tcp/36017", role_override: Dialer }, num_established: 1, concurrent_dial_errors: Some([]), established_in: 2.530644ms } BehaviourEvent: Event { peer: PeerId("12D3KooWL6xRw3oM6BsufNvYjsAo2RMYgrdZZopDDXgiUSmrHTGz"), result: Ok(Pong) } BehaviourEvent: Event { peer: PeerId("12D3KooWL6xRw3oM6BsufNvYjsAo2RMYgrdZZopDDXgiUSmrHTGz"), result: Ok(Ping { rtt: 387.365µs }) } BehaviourEvent: Sent { peer_id: PeerId("12D3KooWL6xRw3oM6BsufNvYjsAo2RMYgrdZZopDDXgiUSmrHTGz") } BehaviourEvent: Received { peer_id: PeerId("12D3KooWL6xRw3oM6BsufNvYjsAo2RMYgrdZZopDDXgiUSmrHTGz"), info: Info { public_key: Ed25519(PublicKey(compressed): 98d4e6f82ab4d22ac6fce58b2f9ada1f590db98effe1a93644af77b3312217), protocol_version: "/p2ping/0.0.0", agent_version: "rust-libp2p/0.42.2", listen_addrs: ["/ip4/127.0.0.1/tcp/36017", "/ip4/172.17.0.10/tcp/36017"], protocols: ["/ipfs/ping/1.0.0", "/ipfs/id/1.0.0", "/ipfs/id/push/1.0.0"], observed_addr: "/ip4/127.0.0.1/tcp/53934" } } ...

ping a polkadot node

$ p2ping /dns/polkadot-connect-0.parity.io/tcp/443/wss Local peer id: PeerId("12D3KooWBn8V34vXTrPQUi2TzD2W4af56YJrR5JzS8CW6YwLvCP4")! Dialed /dns/polkadot-connect-0.parity.io/tcp/443/wss Listening on "/ip4/127.0.0.1/tcp/36287/ws" Listening on "/ip4/172.17.0.10/tcp/36287/ws" Unhandled: ConnectionEstablished { peer_id: PeerId("12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o"), endpoint: Dialer { address: "/dns/polkadot-connect-0.parity.io/tcp/443/wss", role_override: Dialer }, num_established: 1, concurrent_dial_errors: Some([]), established_in: 997.157414ms } BehaviourEvent: Event { peer: PeerId("12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o"), result: Ok(Pong) } BehaviourEvent: Event { peer: PeerId("12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o"), result: Ok(Ping { rtt: 141.852165ms }) } BehaviourEvent: Sent { peer_id: PeerId("12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o") } BehaviourEvent: Received { peer_id: PeerId("12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o"), info: Info { public_key: Ed25519(PublicKey(compressed): 43fd90a5a2643f69542b1c2fe8d9483f41196affdc5b20d016b86357be436ac), protocol_version: "/substrate/1.0", agent_version: "Parity Polkadot/v0.9.42-9b1fc27cec4 (polkadot-connect-0)", listen_addrs: ["/ip4/35.234.84.149/tcp/30333", "/ip4/35.234.84.149/tcp/30334/ws", "/dns/polkadot-connect-0.parity.io/tcp/30333", "/dns/polkadot-connect-0.parity.io/tcp/30334/ws", "/ip4/127.0.0.1/tcp/30333", "/ip4/127.0.0.1/tcp/30334/ws", "/ip4/127.0.0.1/tcp/30333", "/ip4/10.16.0.61/tcp/30333", "/ip4/127.0.0.1/tcp/30334/ws"], protocols: ["/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/block-announces/1", "/dot/block-announces/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/transactions/1", "/dot/transactions/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/grandpa/1", "/paritytech/grandpa/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/validation/1", "/polkadot/validation/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/collation/1", "/polkadot/collation/1", "/ipfs/ping/1.0.0", "/ipfs/id/1.0.0", "/ipfs/id/push/1.0.0", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/kad", "/dot/kad", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/send_dispute/1", "/polkadot/send_dispute/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/sync/warp", "/dot/sync/warp", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/req_collation/1", "/polkadot/req_collation/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/req_available_data/1", "/polkadot/req_available_data/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/req_chunk/1", "/polkadot/req_chunk/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/sync/2", "/dot/sync/2", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/light/2", "/dot/light/2", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/state/2", "/dot/state/2", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/req_statement/1", "/polkadot/req_statement/1", "/91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3/req_pov/1", "/polkadot/req_pov/1"], observed_addr: "/ip4/127.0.0.1/tcp/50538/ws" } } ...

ping a kusama node

$ p2ping /dns/kusama-connect-0.parity.io/tcp/443/wss Local peer id: PeerId("12D3KooWGdJxhNULZg8fUMG7hfXfKxhVjmRSH6fVebY1TeGm7xMw")! Dialed /dns/kusama-connect-0.parity.io/tcp/443/wss Listening on "/ip4/127.0.0.1/tcp/46653/ws" Listening on "/ip4/172.17.0.10/tcp/46653/ws" Unhandled: ConnectionEstablished { peer_id: PeerId("12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W"), endpoint: Dialer { address: "/dns/kusama-connect-0.parity.io/tcp/443/wss", role_override: Dialer }, num_established: 1, concurrent_dial_errors: Some([]), established_in: 1.008873122s } BehaviourEvent: Event { peer: PeerId("12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W"), result: Ok(Pong) } BehaviourEvent: Event { peer: PeerId("12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W"), result: Ok(Ping { rtt: 141.629363ms }) } BehaviourEvent: Sent { peer_id: PeerId("12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W") } BehaviourEvent: Received { peer_id: PeerId("12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W"), info: Info { public_key: Ed25519(PublicKey(compressed): 1c96a51d575dd29f73270ef65da537783e4c84d60e8fd80a695b9d3fa8d19), protocol_version: "/substrate/1.0", agent_version: "Parity Polkadot/v0.9.42-9b1fc27cec4 (kusama-connect-0)", listen_addrs: ["/ip4/34.89.208.238/tcp/30333", "/dns/kusama-connect-0.parity.io/tcp/30333", "/dns/kusama-connect-0.parity.io/tcp/30334/ws", "/ip4/34.89.208.238/tcp/30334/ws", "/ip4/127.0.0.1/tcp/30334/ws", "/ip4/127.0.0.1/tcp/30333", "/ip4/10.16.0.73/tcp/30333"], protocols: ["/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/block-announces/1", "/ksmcc3/block-announces/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/transactions/1", "/ksmcc3/transactions/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/grandpa/1", "/paritytech/grandpa/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/validation/1", "/polkadot/validation/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/collation/1", "/polkadot/collation/1", "/ipfs/ping/1.0.0", "/ipfs/id/1.0.0", "/ipfs/id/push/1.0.0", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/kad", "/ksmcc3/kad", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/light/2", "/ksmcc3/light/2", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/state/2", "/ksmcc3/state/2", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/send_dispute/1", "/polkadot/send_dispute/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/req_pov/1", "/polkadot/req_pov/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/sync/warp", "/ksmcc3/sync/warp", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/req_available_data/1", "/polkadot/req_available_data/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/req_collation/1", "/polkadot/req_collation/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/sync/2", "/ksmcc3/sync/2", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/req_chunk/1", "/polkadot/req_chunk/1", "/b0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe/req_statement/1", "/polkadot/req_statement/1"], observed_addr: "/ip4/127.0.0.1/tcp/41890/ws" } } ...

ping a vara node

$ p2ping /dns4/vara-connect-1.vara-network.io/tcp/30333/ws Local peer id: PeerId("12D3KooWGsfAuVaaAAWogPZXbmqtutq36PUEPvu1ESC7Dj4ZU47i")! Dialed /dns4/vara-connect-1.vara-network.io/tcp/30333/ws Listening on "/ip4/127.0.0.1/tcp/46347/ws" Listening on "/ip4/172.17.0.10/tcp/46347/ws" Unhandled: ConnectionEstablished { peer_id: PeerId("12D3KooWLDpZ5sWtSmZtiHXBstoQVwMAZ5yRWpDUBdjQHV7vBLHy"), endpoint: Dialer { address: "/dns4/vara-connect-1.vara-network.io/tcp/30333/ws", role_override: Dialer }, num_established: 1, concurrent_dial_errors: Some([]), established_in: 181.385946ms } BehaviourEvent: Event { peer: PeerId("12D3KooWLDpZ5sWtSmZtiHXBstoQVwMAZ5yRWpDUBdjQHV7vBLHy"), result: Ok(Pong) } BehaviourEvent: Event { peer: PeerId("12D3KooWLDpZ5sWtSmZtiHXBstoQVwMAZ5yRWpDUBdjQHV7vBLHy"), result: Ok(Ping { rtt: 21.969799ms }) } BehaviourEvent: Sent { peer_id: PeerId("12D3KooWLDpZ5sWtSmZtiHXBstoQVwMAZ5yRWpDUBdjQHV7vBLHy") } BehaviourEvent: Received { peer_id: PeerId("12D3KooWLDpZ5sWtSmZtiHXBstoQVwMAZ5yRWpDUBdjQHV7vBLHy"), info: Info { public_key: Ed25519(PublicKey(compressed): 9a97fcad3326b27b51c898b32478dad67952820b335e0f781c0c63083e03b24), protocol_version: "/substrate/1.0", agent_version: "Gear Node/v0.1.4-e2dcdb474e7 (vara-connect-1)", listen_addrs: ["/ip4/54.219.136.79/tcp/30333/ws", "/ip4/172.31.9.64/tcp/30333/ws", "/dns4/vara-connect-1.vara-network.io/tcp/30333/ws", "/ip4/127.0.0.1/tcp/30333/ws", "/ip4/172.23.0.2/tcp/30333/ws"], protocols: ["/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/block-announces/1", "/vara/block-announces/1", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/transactions/1", "/vara/transactions/1", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/grandpa/1", "/paritytech/grandpa/1", "/ipfs/ping/1.0.0", "/ipfs/id/1.0.0", "/ipfs/id/push/1.0.0", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/kad", "/vara/kad", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/sync/2", "/vara/sync/2", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/sync/warp", "/vara/sync/warp", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/state/2", "/vara/state/2", "/fe1b4c55fd4d668101126434206571a7838a8b6b93a6d1b95d607e78e6c53763/light/2", "/vara/light/2"], observed_addr: "/ip4/34.168.120.6/tcp/44442/ws" } } ...

ping an ipfs node

$ p2ping /dnsaddr/bootstrap.libp2p.io Local peer id: PeerId("12D3KooWQM6NQ9FEZ7YJUTxbbxfMB13ujgvTjW1LVd44n4juZLNX")! Dialed /dnsaddr/bootstrap.libp2p.io Listening on "/ip4/127.0.0.1/tcp/34381" Listening on "/ip4/172.17.0.10/tcp/34381" Unhandled: ConnectionEstablished { peer_id: PeerId("QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN"), endpoint: Dialer { address: "/dnsaddr/bootstrap.libp2p.io", role_override: Dialer }, num_established: 1, concurrent_dial_errors: Some([]), established_in: 204.634288ms } BehaviourEvent: Sent { peer_id: PeerId("QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN") } BehaviourEvent: Event { peer: PeerId("QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN"), result: Ok(Ping { rtt: 17.9902ms }) } BehaviourEvent: Received { peer_id: PeerId("QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN"), info: Info { public_key: Rsa(PublicKey(PKCS1): 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), protocol_version: "ipfs/0.1.0", agent_version: "kubo/0.19.0/1963219", listen_addrs: ["/ip4/139.178.91.71/udp/4001/quic", "/ip6/2604:1380:45e3:6e00::1/udp/4001/quic", "/ip4/139.178.91.71/tcp/4001", "/ip6/2604:1380:45e3:6e00::1/tcp/4001", "/dns4/sv15.bootstrap.libp2p.io/tcp/443/wss/p2p/QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN", "/dns6/sv15.bootstrap.libp2p.io/tcp/443/wss/p2p/QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN"], protocols: ["/ipfs/ping/1.0.0", "/libp2p/circuit/relay/0.2.0/stop", "/ipfs/kad/1.0.0", "/ipfs/lan/kad/1.0.0", "/libp2p/autonat/1.0.0", "/ipfs/id/1.0.0", "/ipfs/id/push/1.0.0", "/ipfs/bitswap/1.2.0", "/ipfs/bitswap/1.1.0", "/ipfs/bitswap/1.0.0", "/ipfs/bitswap", "/x/", "/libp2p/circuit/relay/0.2.0/hop", "/libp2p/dcutr"], observed_addr: "/ip4/34.168.120.6/tcp/43476" } } ...

Note: only TCP/WS/WSS transport is supported

References: - https://docs.rs/libp2p/latest/libp2p/tutorials/ping/index.html - https://github.com/libp2p/specs/blob/master/ping/ping.md - https://github.com/libp2p/specs/tree/master/identify