Problem: query legacy block failed after upgrade

CHANGELOG.md

@@ -34,6 +34,7 @@
 - [cronos#340](https://github.com/crypto-org-chain/cronos/pull/340) Update dependencies to include several bug fixes: a) fix subscription deadlock issue in ethermint, b) fix data races `traceContext`.
 - [cronos#370](https://github.com/crypto-org-chain/cronos/pull/370) Update ethermint to fix a websocket bug, add websockets integration tests.
 - [cronos#378](https://github.com/crypto-org-chain/cronos/pull/378) Backport recent ethermint bug fixes: a) fix tx inclusion issue by report correct gasWanted of eth tx, b) Add buffer to eth_gasPrice response to fix client UX, c) Quick fix for eth_feeHistory when reward is nil, d) add returnValue message on tracing.
+- [cronos#446](https://github.com/crypto-org-chain/cronos/pull/446) Fix failure of query legacy block after upgrade.
 
 *December 10, 2021*
 

go.mod

@@ -5,7 +5,7 @@ go 1.17
 require (
 	github.com/armon/go-metrics v0.3.10
 	github.com/cosmos/cosmos-sdk v0.45.4
-	github.com/cosmos/ibc-go/v2 v2.0.2
+	github.com/cosmos/ibc-go/v2 v2.2.0
 	github.com/ethereum/go-ethereum v1.10.15
 	github.com/gogo/protobuf v1.3.3
 	github.com/golang/protobuf v1.5.2
@@ -22,6 +22,7 @@ require (
 	github.com/tharsis/ethermint v0.10.0-alpha1
 	google.golang.org/genproto v0.0.0-20220407144326-9054f6ed7bac
 	google.golang.org/grpc v1.45.0
+	google.golang.org/protobuf v1.28.0
 	gopkg.in/yaml.v2 v2.4.0
 )
 
@@ -142,7 +143,6 @@ require (
 	golang.org/x/sys v0.0.0-20220412211240-33da011f77ad // indirect
 	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 	golang.org/x/text v0.3.7 // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
 	gopkg.in/ini.v1 v1.66.4 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6 // indirect
@@ -160,7 +160,7 @@ replace (
 
 	github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alpha.regen.1
 
-	github.com/tharsis/ethermint => github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220426081631-a178ce6dba6e
+	github.com/tharsis/ethermint => github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220430162531-36b9c095b351
 
 	google.golang.org/grpc => google.golang.org/grpc v1.33.2
 )

go.sum

@@ -271,8 +271,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsr
 github.com/cpuguy83/go-md2man/v2 v2.0.1/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220426081631-a178ce6dba6e h1:/IvLzce4Bp0noxIL7iPgTB/ShOiMaGDNiapTZgu2JXE=
-github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220426081631-a178ce6dba6e/go.mod h1:diM7A56La2YMnIFA2rB/NPH2PbTYy6aevsgEdj+bJgc=
+github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220430162531-36b9c095b351 h1:l4GpuY1NmkQVGM8D5aEB0y5NBspl+CAuPeI1QLCawXU=
+github.com/crypto-org-chain/ethermint v0.10.0-alpha1-cronos-8.0.20220430162531-36b9c095b351/go.mod h1:FLjeCtSiiWzDhAKO6usihVrnJwGw88I+KGYfr/geQSs=
 github.com/crypto-org-chain/ibc-go/v2 v2.2.0-hooks2 h1:elj+Tb/3O9GA3pv62zkc1B0P8hl1WHmF6vF8PInEJm4=
 github.com/crypto-org-chain/ibc-go/v2 v2.2.0-hooks2/go.mod h1:rAHRlBcRiHPP/JszN+08SJx3pegww9bcVncIb9QLx7I=
 github.com/crypto-org-chain/keyring v1.1.6-fixes h1:AUFSu56NY6XobY6XfRoDx6v3loiOrHK5MNUm32GEjwA=

gomod2nix.toml

@@ -3849,13 +3849,13 @@
     sha256 = "0nlf9w791ln0n49fiaczy7bsr0i1cnrrm78frhv4k9kbn13gfpw6"
 
 ["github.com/tharsis/ethermint"]
-  sumVersion = "v0.10.0-alpha1-cronos-8.0.20220426081631-a178ce6dba6e"
+  sumVersion = "v0.10.0-alpha1-cronos-8.0.20220430162531-36b9c095b351"
   vendorPath = "github.com/crypto-org-chain/ethermint"
   ["github.com/tharsis/ethermint".fetch]
     type = "git"
     url = "https://github.com/crypto-org-chain/ethermint"
-    rev = "a178ce6dba6ea0687c0c23a76ee4beda7397a97e"
-    sha256 = "1bzj086rr55i4sqdmcn0bgsh2hax3idknl48xgh42zas06w4rvdc"
+    rev = "36b9c095b35131c41b5c5f72a2be555e90e0ce11"
+    sha256 = "1cdsvf1jw5pa06y8ilsz0kqsqqfyg83g3j9iyv6zih2xjfi9zgsn"
 
 ["github.com/tidwall/gjson"]
   sumVersion = "v1.6.7"

integration_tests/configs/cosmovisor.yaml

@@ -1,6 +1,7 @@
 dotenv: ../../scripts/.env
 cronos_777-1:
   cmd: cronosd
+  start-flags: "--trace"
   app-config:
     minimum-gas-prices: 5000000000000basetcro
     json-rpc:
@@ -36,6 +37,8 @@ cronos_777-1:
       evm:
         params:
           evm_denom: basetcro
+          chain_config:
+            london_block: null
       cronos:
         params:
           cronos_admin: ${CRONOS_ADMIN}

integration_tests/test_upgrade.py

@@ -123,3 +123,6 @@ def test_cosmovisor_upgrade(custom_cronos: Cronos):
     fee2 = fee1 - fee1 // 100000000
     assert w3.eth.get_block(target_height).baseFeePerGas == fee1
     assert w3.eth.get_block(target_height + 1).baseFeePerGas == fee2
+
+    # query legacy blocks before the upgrade
+    assert "baseFeePerGas" not in w3.eth.get_block(target_height - 1)