All Questions
Tagged with offchain-worker substrate-node
5
questions
3
votes
1
answer
40
views
Is there a way to use a crate that depends on the `std` in substrate OCW?
from what I've learned so far, the OCW is designed specifically for executing heavy and time-consuming computations outside of the runtime. As the OCW is not a part of runtime/wasm, I guess the OCW ...
0
votes
1
answer
42
views
Substrate Offchain Worker - failed to fetch sample price
I am trying to use Substrate Offchain Worker. I implemented as mentioned here https://github.com/paritytech/polkadot-sdk/tree/master/substrate/frame/examples/offchain-worker.
I am using same sample
...
2
votes
1
answer
151
views
How can I create OCW that won't activates every block, but will activates only when I call function that it represents?
I wanna create OCW that will send a http request to the API and get the response and use this response in runtime code to call extrinsic with this data. This OCW should triggers only when I want to ...
0
votes
0
answers
16
views
Troubleshooting Sequential Unsigned Transaction Processing with 200 Validators
we're attempting to send unsigned transactions from an offchain worker using the validation code snippet provided:
ValidTransaction::with_tag_prefix("thea")
.and_provides(...
1
vote
1
answer
44
views
Set Off-chain worker with AccountId20
The examples in substrate use the sr25519 AccountId and Multisignature for creating offchain workers with signed transactions. Is there a way to use AccountId20 and EthereumSignature for a node using ...