OHM v1 Migrator: Defund OHM v1 TokenMigrator, introduce V1Migrator - #196

Merged

0xJem merged 167 commits into

feature/migrator-burn

Mar 2, 2026

Commits on Dec 24, 2025

test: migrator burn
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fca7058
chore: linting
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5300aab

Commits on Dec 30, 2025

test: use dummy ERC20 token instead of DAI
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b648523
test: cleanup
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ceaaaf7
test: improve logging
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5d32ade
fix: update staking interface with parameters
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4ffe9bf
fix: loosen compiler restrictions in Burner policy
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9244672
test: shift migrator test to perform actions using the timelock, add unstaking to OHM v2 and burning
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e6887cb

Commits on Jan 12, 2026

Commits on Jan 13, 2026

Merge pull request #194 from OlympusDAO/develop
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e49abfe
Merge branch 'develop' into feature/migrator-burn
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91afd51
Merge branch 'master' into feature/migrator-burn
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6a0d883
docs(AGENTS.md): add notes on common mix-ins and interfaces
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f51eda8
feat: policy to allow for OHM v1 -> v2 migration, clean up of OCG proposal and MS batch
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d0252e1
docs(AGENTS.md): import behaviour
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ee8b200
test: split LegacyMigrator tests into per-function test files
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3ec9a97

Commits on Jan 14, 2026

Commits on Jan 15, 2026

deps: bump safe-utils to 0.0.17 (and related dependencies)
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7f46344
fix: OHM v1 to v2 conversion rate using the same process as the original token migrator
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4f97301
fix: ensure that the OHM v2 amount is not zero
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c9822cd
test: add fork test for migration without mocks
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f4f1488
refactor: set the merkle root in the constructor, migration cap in the enable function
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4669f03
refactor: shift ILegacyMigrator into correct directory
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a00207b
refactor: remove airdrop from MigrationHelper contract
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e33e67b
fix: extract OwnedERC20 contract and treasury/migrator interfaces
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26e6659
fix: rename MigrationHelper to MigrationProposalHelper
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3ce10cc
test: update MigrationProposal test to handle different stages of deployment/setup
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61e8da7
chore: linting
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c0ae3e6
docs: update OCG proposal
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5a7d4ea
feat: implement deployment scripts
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9b440f6
docs(AGENTS.md): instruction to pay attention to linter note-level
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611ea97
fix: fix formatting in OCG proposal
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fa63358
docs: typos
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31bf225
fix: versioned imports
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5e767e8
fix: use safeApprove
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316e7b8
fix: update state before mint and burn of tokens
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e61493b
test: more precise event checking
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2faa31e
docs: update OCG proposal with additional steps
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20375d5
chore: TODO
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180e903
fix: avoid potential DoS when setting a new merkle root
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7e2a46b
docs: update docs on setting a new merkle root
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b4bdecc

Commits on Jan 16, 2026

fix: add versioned legacy treasury contracts, rename MS batch functions to be clearer
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0eb5d38
feat: add MS batch to disable permissions in the legacy treasury for tempOHM and MigrationProposalHelper
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7f39edb
fix: mintTempOHM helper now adds to the batch
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495334c
docs: add project-level MCP servers
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ea14993
docs: spacing
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f403fc4
fix(proposal): set migration cap when enabling LegacyMigrator, use correct address key
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e1ea06b
fix(deploy): add OHM v1 to env.json, use correct key in deployment script
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16c6dd0
fix: remove TODO
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88c50f2
fix: more intuitive variable naming
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5ddd22a
chore: linting
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1141e31
chore: linting
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df10aff
feat: add ability to run MS batches and OCG proposals on a local anvil fork
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51142d5
feat: add support for validation of state after an MS batch has been simulated
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1fb9663
fix: use correct keys for tempOHM in the MS batch
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0c9bdbe
feat: add validation functions for migration batch functions
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dc749bd
feat: add missing anvil/tenderly fork support to BatchScriptV2, skip broadcast if broadcast mode is not enabled
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e255afe

Commits on Jan 19, 2026

fix: add missing argument
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debb3d8
docs: update example for fork testing
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ca6fed0
fix: minor consistency fix with function argument naming
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c4d7e62
fix: fixes issue with forge complaining about the DAO MS address not being unlocked
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0435bf9
fix: correct reference to blocks instead of timestamp for treasury timelock
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6b4771a
chore: add script to warp a local fork forward by the specified number of blocks
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43f0e58
fix: correct JSON keys
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0828cd1
fix: more accurate parsing of deployment function names
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f878c33
fix: add missing ProposalScript
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41a8a2a
fix: adjust submit proposal script to support a local anvil fork
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c9a8018
feat: add missing install script
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8655972
fix: consolidate MS batch simulation/validation code, fix issue with broadcasting to a fork
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fb9fe4d
fix: add missing TempOHM spending approval by timelock
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25eb316
fix: add missing addresses for OCG proposal
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595e7c5
test: fix OCG proposal tests
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8e21409
fix: make OwnedERC20 inherit from ERC20Burnable instead of implementing it again
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8351c33
feat(migration): make OHM v1 migration limit configurable
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bd78ed8
fix: add missing deployment arg
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e8dac68

Commits on Jan 20, 2026

fix: incorrect commit SHA for safe-utils dependency
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78052d0
fix: correct scale for OHM v1 to migrate
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ef55201
fix: correct format for blocks given in anvil_warp.sh
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7f0c929
fix: correct key for DAO MS
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a562616
docs: fix discrepancies in FORK docs
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3179059
fix: ensure approval is given for the correct amount of TempOHM to deposit
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b7bac4b
chore: linting
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36b7a86
fix: compiler error
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3d04f34
test: fix failing test due to change in MockGohm index
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6d13780
fix: tweaks to OCG proposal and burning of excess tokens
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0ade5dd
feat: add script to set the OHM v1 quantity to migrate on the MigrationProposalHelper contract
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9d3c2bf
chore: linting
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cbee52a
test: add MigrationProposalHelper fork tests
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230b462
fix: formatting in OCG proposal
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6c472aa
feat: specify mintTempOHM now uses an args file, add script to determine the maximum amount of OHM v1 that can be migrated
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46bfc86
feat: anvil script to deal gOHM on a local anvil fork
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5393502
fix: deploy MigrationProposalHelper with current quantity of OHM v1 to migrate
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33fd930
fix: address issues with executeOnAnvilFork script for OCG proposals, related to simulations and ETH for gas
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chore: linting
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fc17b82

Commits on Jan 21, 2026

chore: linting
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e701333
chore: exclude MaxMigratableOHMScript from unit tests
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f71cac9
fix: clean up RPC_URL references
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d4a8ade
fix: check whether lower bound fails when calculating the max migratable OHM
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146197b
fix: minor code fixes
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be02437
chore: linting
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04d3758
chore: linting
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4dd37f2
chore: rename LegacyMigrator to more appropriate V1Migrator
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docs: add audit README and metrics
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fix: store OHM v1 to migrate as number
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bfd7446

Commits on Feb 3, 2026

Commits on Feb 5, 2026

test: address compiler warning
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3a1bce3
chore: remove Burner policy from DeployV2 (redundant)
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ae31ce3
feat(Burner): add PolicyEnabler mix-in, IVersioned and IERC165 support
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6a4ebc0
fix(V1Migrator): remove redundant RolesConsumer mix-in
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c6df5df
docs(proposal): add OHM v1 migration cap, links to GitHub PR, enabling of Burner policy
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docs(proposal): add validation of Burner enabled status
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test: tweaks
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test: correct revert signature
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fix: adjust OHM v1 quantity to migrate
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346d47f

Commits on Feb 12, 2026

Merge pull request #211 from OlympusDAO/feature/migrator-burn-fix
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2bdd320
Merge branch 'feature/migrator-burn' into feature/migrator-deployment
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a46c915
docs: fix step numbering, add audit report
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docs: remove redundant comment
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docs: add note on how the migration cap is determined
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Merge pull request #212 from OlympusDAO/feature/migrator-deployment
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abd008a
Merge branch 'develop' into feature/migrator-burn
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fix: update OHMv1ToMigrate amount
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feat: deploy to mainnet
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docs: update batch script documentation
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Commits on Feb 14, 2026

chore: update proposal addresses with deployments
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bc04406

Commits on Feb 16, 2026

refactor: update printInputs and submitProposal scripts to use latest libraries/patterns
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fix: adjust quantity of OHM v1 to migrate
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chore: set OHM v1 to migrate to a lower quantity
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Commits on Feb 17, 2026

test: update flags in MigrationProposal test
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chore: linting
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24bce7b

Commits on Feb 27, 2026

chore: bump OHM v1 to migrate value with actual
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script: final amount of OHM v1 to migrate
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Commits on Mar 2, 2026

script: add batch script to set merkle root on V1Migrator
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b1f3120
docs: add detailed documentation on V1Migrator
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