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Fix governance checks in Terra 

Change-Id: I5633a0398605327f7a1f96fd91f0336cae248252
This commit is contained in:
Hendrik Hofstadt 2021-07-21 13:51:52 +02:00
parent 052d922036
commit deb2dc3a11
1 changed files with 12 additions and 1 deletions
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11
terra/contracts/wormhole/src/contract.rs
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@ -80,6 +80,11 @@ fn handle_submit_vaa<S: Storage, A: Api, Q: Querier>(
let vaa = parse_and_verify_vaa(&deps.storage, data, env.block.time)?; let vaa = parse_and_verify_vaa(&deps.storage, data, env.block.time)?;
if state.gov_chain == vaa.emitter_chain && state.gov_address == vaa.emitter_address { if state.gov_chain == vaa.emitter_chain && state.gov_address == vaa.emitter_address {
if state.guardian_set_index != vaa.guardian_set_index {
return Err(StdError::generic_err(
"governance VAAs must be signed by the current guardian set",
));
}
return handle_governance_payload(deps, env, &vaa.payload); return handle_governance_payload(deps, env, &vaa.payload);
} }
@ -100,6 +105,12 @@ fn handle_governance_payload<S: Storage, A: Api, Q: Querier>(
return Err(StdError::generic_err("this is not a valid module")); return Err(StdError::generic_err("this is not a valid module"));
} }
if gov_packet.chain != 0 && gov_packet.chain != CHAIN_ID {
return Err(StdError::generic_err(
"the governance VAA is for another chain",
));
}
match gov_packet.action { match gov_packet.action {
// 1 is reserved for upgrade / migration // 1 is reserved for upgrade / migration
2u8 => vaa_update_guardian_set(deps, env, &gov_packet.payload), 2u8 => vaa_update_guardian_set(deps, env, &gov_packet.payload),