5 releases (3 breaking)
0.4.0 | May 7, 2024 |
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0.3.2 | Oct 9, 2023 |
0.2.0 | Sep 20, 2023 |
0.1.0 | Sep 13, 2023 |
#4 in #poly-mesh
362 downloads per month
465KB
227 lines
Polymesh offline signer
Utility for offline signing of transaction for the Polymesh blockchain.
Usage
Install with cargo
cargo install polymesh-offline-signer
Prepare a transaction:
Preparing a transaction requires a Polymesh node to query the account nonce.
Command:
# Prepare a POLYX transfer from Alice to Bob.
polymesh-offline-signer prepare \
-u ws://localhost:9944/ -a 5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY \
balance-transfer 5FHneW46xGXgs5mUiveU4sbTyGBzmstUspZC92UhjJM694ty 1.0 >./prepared_tx.hex
The output is the prepared transaction in hex saved to file prepared_tx.hex
.
0xd43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d808d5b000400000088db578301a1f5b2556b84a148e489d7d41825265a9d1cf534d4cca8346977ba88db578301a1f5b2556b84a148e489d7d41825265a9d1cf534d4cca8346977ba0018000500008eaf04151687736326c9fea17e25fc5287613693c912909cb226aa4794f26a4802093d00
Offline signing of the prepared transaction:
This signing step doesn't require any network connection.
Command:
# Use Alice's key to sign the transaction.
# The `prepared_tx.hex` file is the output from the "Prepare" step above.
polymesh-offline-signer offline-sign --suri //Alice ./prepared_tx.hex >./signed_tx.hex
The output is the signed transaction in hex saved to file signed_tx.hex
.
0x35028400d43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d01fe4c7ebb7fe01595e0d3d30d3f29167b0ef48c959bdec09729692549b71a8843726628ffd7108774ea90063a9ae178e603727175f8b3fe6d38092d3c09c228800018000500008eaf04151687736326c9fea17e25fc5287613693c912909cb226aa4794f26a4802093d00
Submit the signed transaction for execution:
Submit the signed transaction and wait for it to be finalized.
Command:
# Submit the signed transaction to the network
# The `signed_tx.hex` file is the output from the "Offline signing" step above.
polymesh-offline-signer submit --finalized -u ws://localhost:9944/ ./signed_tx.hex
output:
In block: 0x45daf1b4a3d790d1b91b3ad2cd7d6ba100e71d0d753fb735b3df0db7384afc4c
Successful
Dependencies
~18–29MB
~430K SLoC