Questions tagged [session]
The session tag has no usage guidance.
36
questions
3
votes
1
answer
36
views
chain stop producing block after adding pallet-session
I'm working on the pow substrate chain with grandpa. For that I integrate the pallet-session and substrate-validator-set[https://github.com/gautamdhameja/substrate-validator-set/tree/master] to join ...
0
votes
1
answer
88
views
Solochain mainnet experiencing problems finalizing blocks after a few months
We are operating a custom Solochain NPOS blockchain with Substrate. After running a stable testnet for months, we promoted to mainnet version 1.
Initially the mainnet was operating normally, with ...
1
vote
0
answers
18
views
Which one is ExternalTrigger in BABE?
in this document it mentioned ExternalTrigger. So which pallet could be ExternalTrigger for BABE. and How to implement EpochChangeTrigger?
It also said that pallet-session could be used, but pallet-...
0
votes
1
answer
93
views
setting up pallet_session genesis keys in running chain
I am running a solo chain with Genesis authorities set up for AURA and GRANPA. Now I have to add new validators and for that, I am planning to add substrate_validator_set and pallet_session.
During ...
1
vote
1
answer
54
views
subxt: How to submit pallet_session::set_keys() extrinsic?
I have generated the session keys using the author.rotateKeys() RPC call. The keys are of type Vec<u8> and the length is 128 bytes.
I am trying to call the set_keys() method from pallet_session ...
3
votes
1
answer
49
views
Error in integration of pallet-session in chain-spec
I'm trying to add parachain-staking pallet in the solochain which is based on POA with Aura. For that I need to integrate pallet session but in the integrating of pallet-session in chain spec I'm ...
1
vote
1
answer
60
views
Way to force a new Session when using pallet_session?
There are likely reasons for this, but I'm not sure what they are yet.
In a parachain using pallet_session, is there a way for sudo/root/governance to force a session to rotate faster/cut a session ...
2
votes
1
answer
110
views
How to get the current session keys used by an active validator?
There are api.query.session.nextKeys and api.query.session.queuedKeys for obtaining the next session keys for a validator (doc).
But how do I query the current the session keys used by an active ...
1
vote
1
answer
91
views
Getting Error when i push session keys session.NoAssociatedValidatorId
I'm getting the error
session.NoAssociatedValidatorId
while inserting session keys, Although my Explorer is connect to same explorer and Keys are generated by using RPC->RotateKeys().
Any sort of ...
2
votes
2
answers
45
views
How to query the waiting validators in past eras?
Getting the current active validators could be done. Also getting the past Active validators also can be queried using EraStakers in staking pallet. How to query waiting validators by Era Index?
3
votes
0
answers
51
views
Unified Accounts [closed]
We have followed the comets of moonBeam and implemented Unified Accounts. Now we're facing issues while adding session keys for aura, grandpa and I'm online.
we're using this method for Aura and ...
1
vote
0
answers
60
views
After skipping epoch, not able to perform any extrinsic
I bump into Session changes on reversion question and tried out the solution given by @bkchr, there was no unexpected epoch change error after an epoch is skipped due to finalisation getting stopped. ...
4
votes
1
answer
51
views
Custom session keys in Chainspec for Mainnet config
I've seen some Substrate repo's where the SessionKeys (Aura, Babe, Grandpa, etc) are used with unchecked_into() .While the stash/controller keys are only used with into().
These are some examples:
...
3
votes
1
answer
296
views
What happens in epoch of a blockchain?
I have been working on a substrate blockchain. I want to know about the events and process happening in each epoch of blockchain and what are the concepts behind the epoch?
2
votes
0
answers
77
views
Offence reported by ImOnline pallet for running nodes
I'm playing around with a custom hybrid PoW/PoA block production mechanism based on sp_consensus_pow import queue.
As the PoW results are generated outside of Substrate, a trusted authority node set ...