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imp: return Unauthorised if code hash is not stored #5102

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merged 3 commits into from
Nov 14, 2023
Merged

imp: return Unauthorised if code hash is not stored #5102

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0282cb7
imp: client is unauthorized if code hash not stored
Nov 13, 2023
a9c7808
change comment
Nov 13, 2023
fa35862
Merge branch 'feat/wasm-clients' into carlos/5098-add-check-if-codeha…
Nov 14, 2023
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6 changes: 5 additions & 1 deletion modules/light-clients/08-wasm/types/client_state.go
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Original file line number Diff line number Diff line change
Expand Up @@ -59,8 +59,12 @@ func (cs ClientState) Validate() error {
// A frozen client will become expired, so the Frozen status
// has higher precedence.
func (cs ClientState) Status(ctx sdk.Context, clientStore storetypes.KVStore, _ codec.BinaryCodec) exported.Status {
payload := QueryMsg{Status: &StatusMsg{}}
// Return unauthorized if the code hash hasn't been previously stored via storeWasmCode.
if !HasCodeHash(ctx, cs.CodeHash) {
return exported.Unauthorized
}

payload := QueryMsg{Status: &StatusMsg{}}
result, err := wasmQuery[StatusResult](ctx, clientStore, &cs, payload)
if err != nil {
return exported.Unknown
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9 changes: 9 additions & 0 deletions modules/light-clients/08-wasm/types/client_state_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import (

storetypes "cosmossdk.io/store/types"

"github.com/cosmos/ibc-go/modules/light-clients/08-wasm/internal/ibcwasm"
wasmtesting "github.com/cosmos/ibc-go/modules/light-clients/08-wasm/testing"
"github.com/cosmos/ibc-go/modules/light-clients/08-wasm/types"
clienttypes "github.com/cosmos/ibc-go/v8/modules/core/02-client/types"
Expand Down Expand Up @@ -65,6 +66,14 @@ func (suite *TypesTestSuite) TestStatus() {
},
exported.Unknown,
},
{
"client status is unauthorized: code hash is not stored",
func() {
err := ibcwasm.CodeHashes.Remove(suite.chainA.GetContext(), suite.codeHash)
suite.Require().NoError(err)
},
exported.Unauthorized,
},
}

for _, tc := range testCases {
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