Update to Substrate v2.0.0 (ChainSafe#546)

- Upgrade GSRPC and subkey to v2.0.0 
- Use MetadataV12
- Updates docker-compose to use chainbridge-substrate-chain v1.2.0

Author: ansermino

.gitignore

@@ -27,6 +27,7 @@ site/
 .env
 bridge
 keys/
+*.key
 
 # Chainbridge
 config.toml

.travis.yml

@@ -16,7 +16,7 @@ install:
     - sudo add-apt-repository -y ppa:ethereum/ethereum
     - sudo apt-get update
     - sudo apt-get install ethereum
-    - wget -P $HOME/bin/ https://chainbridge.ams3.digitaloceanspaces.com/subkey-rc6 && mv $HOME/bin/subkey-rc6 $HOME/bin/subkey && chmod +x $HOME/bin/subkey && subkey --version
+    - wget -P $HOME/bin/ https://chainbridge.ams3.digitaloceanspaces.com/subkey-v2.0.0 && mv $HOME/bin/subkey-v2.0.0 $HOME/bin/subkey && chmod +x $HOME/bin/subkey && subkey --version
 
 jobs:
   include:

chains/substrate/connection.go

@@ -181,7 +181,7 @@ func (c *Connection) queryStorage(prefix, method string, arg1, arg2 []byte, resu
 
 // TODO: Add this to GSRPC
 func getConst(meta *types.Metadata, prefix, name string, res interface{}) error {
-	for _, mod := range meta.AsMetadataV11.Modules {
+	for _, mod := range meta.AsMetadataV12.Modules {
 		if string(mod.Name) == prefix {
 			for _, cons := range mod.Constants {
 				if string(cons.Name) == name {

docker-compose-e2e.yml

@@ -16,7 +16,7 @@ services:
     - "8546:8545"
 
   sub-chain:
-    image: "chainsafe/chainbridge-substrate-chain:v1.1.0"
+    image: "chainsafe/chainbridge-substrate-chain:v1.2.0"
     container_name: sub-chain
     command: chainbridge-substrate-chain --dev --alice --ws-external --rpc-external
     ports:

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/ChainSafe/chainbridge-utils v1.0.5
 	github.com/ChainSafe/log15 v1.0.0
 	github.com/aristanetworks/goarista v0.0.0-20200609010056-95bcf8053598 // indirect
-	github.com/centrifuge/go-substrate-rpc-client v2.0.0-rc6-0+incompatible
+	github.com/centrifuge/go-substrate-rpc-client v2.0.0+incompatible
 	github.com/deckarep/golang-set v1.7.1 // indirect
 	github.com/ethereum/go-ethereum v1.9.17
 	github.com/gorilla/websocket v1.4.2 // indirect

go.sum

@@ -66,6 +66,8 @@ github.com/centrifuge/go-substrate-rpc-client v2.0.0-alpha.5+incompatible h1:QzF
 github.com/centrifuge/go-substrate-rpc-client v2.0.0-alpha.5+incompatible/go.mod h1:GBMLH8MQs5g4FcrytcMm9uRgBnTL1LIkNTue6lUPhZU=
 github.com/centrifuge/go-substrate-rpc-client v2.0.0-rc6-0+incompatible h1:+H/LOoOMiAlww9xayOEAxa4mF6Tp+AgzzJDE9pQ37D8=
 github.com/centrifuge/go-substrate-rpc-client v2.0.0-rc6-0+incompatible/go.mod h1:GBMLH8MQs5g4FcrytcMm9uRgBnTL1LIkNTue6lUPhZU=
+github.com/centrifuge/go-substrate-rpc-client v2.0.0+incompatible h1:FvPewruOgelqA/DVBdX7/Q6znUGGQ+g0ciG5tA2Fk98=
+github.com/centrifuge/go-substrate-rpc-client v2.0.0+incompatible/go.mod h1:GBMLH8MQs5g4FcrytcMm9uRgBnTL1LIkNTue6lUPhZU=
 github.com/cespare/cp v0.1.0 h1:SE+dxFebS7Iik5LK0tsi1k9ZCxEaFX4AjQmoyA+1dJk=
 github.com/cespare/cp v0.1.0/go.mod h1:SOGHArjBr4JWaSDEVpWpo/hNg6RoKrls6Oh40hiwW+s=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=

shared/substrate/events.go

@@ -117,6 +117,12 @@ type EventMultisigCancelled struct {
 	Topics    []types.Hash
 }
 
+type EventTreasuryMinting struct {
+	Phase  types.Phase
+	Who    types.AccountID
+	Topics []types.Hash
+}
+
 type Events struct {
 	types.EventRecords
 	events.Events
@@ -140,4 +146,5 @@ type Events struct {
 	MultiAccount_MultisigApproval    []EventMultisigApproval               //nolint:stylecheck,golint
 	MultiAccount_MultisigExecuted    []EventMultisigExecuted               //nolint:stylecheck,golint
 	MultiAccount_MultisigCancelled   []EventMultisigCancelled              //nolint:stylecheck,golint
+	TreasuryReward_TreasuryMinting   []EventTreasuryMinting                //nolint:stylecheck,gol
 }

shared/substrate/query.go

@@ -20,7 +20,7 @@ func QueryStorage(client *Client, prefix, method string, arg1, arg2 []byte, resu
 
 // TODO: Add to GSRPC
 func getConst(meta *types.Metadata, prefix, name string, res interface{}) error {
-	for _, mod := range meta.AsMetadataV11.Modules {
+	for _, mod := range meta.AsMetadataV12.Modules {
 		if string(mod.Name) == prefix {
 			for _, cons := range mod.Constants {
 				if string(cons.Name) == name {