Questions tagged [unsigned]
The unsigned tag has no usage guidance.
9
questions
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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(...
- 113
3
votes
1
answer
70
views
Dispatch of extrinsic that has prevalidate function which emits events and modifies storage
TLDR: How to implement a substrate unsigned call, which performs storage modifications and emits events during it's validation? If transaction fails, it seems like it leaves garbage in runtime, due ...
- 136
3
votes
2
answers
96
views
Simulate transaction before sending
So lets say I have an unsigned transaction. Is there any way I can simulate the transaction without actually sending it to the chain to see if the transaction will fail or if it will be succesfull? ...
- 245
2
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47
views
Can `ValidateUnsigned` be used outside the runtime?
I see this comment while reading through the beefy pallet
Beefy equivocation
- 43
2
votes
1
answer
84
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Should we re-do the verification in runtime call?
Imagine there is an unsigned extrinsic call.
#[pallet::call]
fn call(something, ..) -> DispatchResult {
ensure_none()?;
// verify(something)?;
Ok(())
}
#[pallet::validate_unsigned]
...
- 10.8k
0
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2
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322
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Create a signed transaction using a signature and unsigned_transaction
I have two functions.
The first function: Generates payload of unsigned_transaction:
The second function: Needs to generate a signed transaction, using unsigned_transaction and signature.
Process:
...
4
votes
2
answers
225
views
Difference between SignedExtension default behavior vs. actual behavior (expand_outer_validate_unsigned)
We're trying to understand the signed transaction vs. unsigned transaction lifecycle, and what ensure_signed actually does for you.
What it seemed was, if you submitted an unsigned transaction to our ...
- 405
5
votes
2
answers
193
views
SignedExtension to mutate Origin
Please see edits 2 and beyond, as they reshape the question a lot.
TLDR: I need a way to mutate an origin for all but some specific calls so that it's dispatched as RawOrigin::Signed to pass ...
- 115
1
vote
1
answer
149
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Unsigned Transactions vs Signed Extensions
It seems that I can use a signed extension anywhere I can use an unsigned transaction.
Can you please explain why I would implement one over the other?
How does the transaction lifecycle differ?
The ...
- 778