substrate Asset Pallet: Support repeated destroys to safely destroy large assets

Problem:

This is an attempt at solving #12275. At the moment when an asset with a very large number of accounts (sufficients) eg u32:Max is to be destroyed, the weight would simply be impossible to fit into a block.

Approach:

~~This PR will make it possible to call the destroy action repeatedly, and at each call account up to a certain max value would be destroyed, until all the accounts have been destroyed.~~ The current approach involves breaking down the destroy extrinsic into four new extrinsics:

start_destroy : Mark the asset as being in a destroying state.
destroy_accounts : Can be called repeatedly until all accounts are destroyed. Only destroys max T:RemoveKeysLimit::get() keys at a time
destroy_approvals : Can be called repeatedly until all approvals are destroyed. Only destroys max T:RemoveKeysLimit::get() keys at a time
finish_destroy : Release the currency and finally delete the asset.

cumulus companion: https://github.com/paritytech/cumulus/pull/1742

Sep 20 '22 10:09 tonyalaribe

bot rebase

Oct 06 '22 13:10 tonyalaribe

Rebased

Oct 06 '22 13:10 paritytech-processbot[bot]

/cmd queue -c try-runtime $

Oct 13 '22 13:10 tonyalaribe

@tonyalaribe Could not find start of command (" $ ")

Oct 13 '22 13:10 command-bot[bot]

/cmd queue -c try-runtime

Oct 13 '22 13:10 tonyalaribe

@tonyalaribe Could not find start of command (" $ ")

Oct 13 '22 13:10 command-bot[bot]

/cmd queue -c try-runtime $ on-runtime-upgrade

Oct 13 '22 13:10 tonyalaribe

@tonyalaribe https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1948310 was started for your command "$PIPELINE_SCRIPTS_DIR/try-runtime-bot.sh" on-runtime-upgrade. Check out https://gitlab.parity.io/parity/mirrors/substrate/-/pipelines?page=1&scope=all&username=group_605_bot to know what else is being executed currently.

Comment /cmd cancel 8-513b477e-3e58-4b6f-94af-f335a1ee3af8 to cancel this command or /cmd cancel to cancel all commands in this pull request.

Oct 13 '22 13:10 command-bot[bot]

@tonyalaribe Command "$PIPELINE_SCRIPTS_DIR/try-runtime-bot.sh" on-runtime-upgrade has finished. Result: https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1948310 has finished. If any artifacts were generated, you can download them from https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1948310/artifacts/download.

Oct 13 '22 13:10 command-bot[bot]

/cmd queue -c try-runtime $ on-runtime-upgrade live wss://westmint-rpc.polkadot.io

Oct 13 '22 15:10 tonyalaribe

@tonyalaribe https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1949306 was started for your command "$PIPELINE_SCRIPTS_DIR/try-runtime-bot.sh" on-runtime-upgrade live wss://westmint-rpc.polkadot.io. Check out https://gitlab.parity.io/parity/mirrors/substrate/-/pipelines?page=1&scope=all&username=group_605_bot to know what else is being executed currently.

Comment /cmd cancel 10-d455d19c-e866-4006-87f5-17e0e3db9292 to cancel this command or /cmd cancel to cancel all commands in this pull request.

Oct 13 '22 15:10 command-bot[bot]

@tonyalaribe Command "$PIPELINE_SCRIPTS_DIR/try-runtime-bot.sh" on-runtime-upgrade live wss://westmint-rpc.polkadot.io has finished. Result: https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1949306 has finished. If any artifacts were generated, you can download them from https://gitlab.parity.io/parity/mirrors/substrate/-/jobs/1949306/artifacts/download.