[BCF-3381] - Expose latest heads (#850)

* Implement LatestHead for ChainSet

* Update common ref and LatestHead

* Update core ref

* Update common ref

* Update core ref

* Update core ref and lint

go.mod

@@ -16,7 +16,7 @@ require (
 	github.com/hashicorp/go-plugin v1.6.2-0.20240829161738-06afb6d7ae99
 	github.com/pelletier/go-toml/v2 v2.2.0
 	github.com/prometheus/client_golang v1.17.0
-	github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322
+	github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b
 	github.com/smartcontractkit/libocr v0.0.0-20240702141926-063ceef8c42e
 	github.com/stretchr/testify v1.9.0
 	go.uber.org/zap v1.27.0

go.sum

@@ -435,8 +435,8 @@ github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeV
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
-github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322 h1:9SkeP9lpTMDqtqDd+BKPQhkPcylSoYi63L9YFdbzbEo=
-github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322/go.mod h1:D/qaCoq0SxXzg5NRN5FtBRv98VBf+D2NOC++RbvvuOc=
+github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b h1:eW1CSdNcDtOFqjrtfR93KTg80rHP+WWh5UybdJcdU8M=
+github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b/go.mod h1:sjiiPwd4KsYOCf68MwL86EKphdXeT66EY7j53WH5DCc=
 github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7 h1:12ijqMM9tvYVEm+nR826WsrNi6zCKpwBhuApq127wHs=
 github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7/go.mod h1:FX7/bVdoep147QQhsOPkYsPEXhGZjeYx6lBSaSXtZOA=
 github.com/smartcontractkit/libocr v0.0.0-20240702141926-063ceef8c42e h1:9ypZ/8aW8Vm497i1gXHcT96oNLiu88jbg9QdX+IUE3E=

integration-tests/common/test_common.go

@@ -218,7 +218,7 @@ func (m *OCRv2TestState) SetupClients() {
 		m.Clients.ChainlinkClient.ChainlinkClientK8s, err = client.ConnectChainlinkNodes(m.Common.Env)
 		require.NoError(m.Config.T, err)
 	} else {
-		m.Clients.ChainlinkClient.ChainlinkClientDocker = m.Common.DockerEnv.ClCluster
+		m.Clients.ChainlinkClient.ChainlinkClientDocker = m.Common.DockerEnv.CLClusterTestEnv.ClCluster
 	}
 }
 

integration-tests/go.mod

@@ -14,12 +14,12 @@ require (
 	github.com/lib/pq v1.10.9
 	github.com/pelletier/go-toml/v2 v2.2.2
 	github.com/rs/zerolog v1.33.0
-	github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322
-	github.com/smartcontractkit/chainlink-solana v1.1.1-0.20240910161529-a7050b5193cd
+	github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b
+	github.com/smartcontractkit/chainlink-solana v1.1.1-0.20240911160840-cde14abca28e
 	github.com/smartcontractkit/chainlink-testing-framework/lib v1.50.5
 	github.com/smartcontractkit/chainlink-testing-framework/seth v1.50.1
 	github.com/smartcontractkit/chainlink/integration-tests v0.0.0-20240910220528-150634e5880d
-	github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240910220528-150634e5880d
+	github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240911175355-9eb801069a30
 	github.com/smartcontractkit/libocr v0.0.0-20240717100443-f6226e09bee7
 	github.com/stretchr/testify v1.9.0
 	github.com/testcontainers/testcontainers-go v0.28.0
@@ -375,13 +375,13 @@ require (
 	github.com/shopspring/decimal v1.4.0 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/slack-go/slack v0.12.2 // indirect
-	github.com/smartcontractkit/chain-selectors v1.0.21 // indirect
+	github.com/smartcontractkit/chain-selectors v1.0.23 // indirect
 	github.com/smartcontractkit/chainlink-automation v1.0.4 // indirect
-	github.com/smartcontractkit/chainlink-ccip v0.0.0-20240910072312-810030689426 // indirect
-	github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240910210931-638ba8a76227 // indirect
-	github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240904093355-e40169857652 // indirect
+	github.com/smartcontractkit/chainlink-ccip v0.0.0-20240911145028-d346e3ace978 // indirect
+	github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240911175228-daf2600bb7b7 // indirect
+	github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240906125718-9f0a98d32fbc // indirect
 	github.com/smartcontractkit/chainlink-feeds v0.0.0-20240910155501-42f20443189f // indirect
-	github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240910163253-2a5c9ab97de3 // indirect
+	github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240911160128-83c49f033146 // indirect
 	github.com/smartcontractkit/chainlink-testing-framework/lib/grafana v1.50.0 // indirect
 	github.com/smartcontractkit/chainlink-testing-framework/wasp v1.50.0 // indirect
 	github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7 // indirect

integration-tests/go.sum

@@ -1388,22 +1388,22 @@ github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/slack-go/slack v0.12.2 h1:x3OppyMyGIbbiyFhsBmpf9pwkUzMhthJMRNmNlA4LaQ=
 github.com/slack-go/slack v0.12.2/go.mod h1:hlGi5oXA+Gt+yWTPP0plCdRKmjsDxecdHxYQdlMQKOw=
-github.com/smartcontractkit/chain-selectors v1.0.21 h1:KCR9SA7PhOexaBzFieHoLv1WonwhVOPtOStpqTmLC4E=
-github.com/smartcontractkit/chain-selectors v1.0.21/go.mod h1:d4Hi+E1zqjy9HqMkjBE5q1vcG9VGgxf5VxiRHfzi2kE=
+github.com/smartcontractkit/chain-selectors v1.0.23 h1:D2Eaex4Cw/O7Lg3tX6WklOqnjjIQAEBnutCtksPzVDY=
+github.com/smartcontractkit/chain-selectors v1.0.23/go.mod h1:d4Hi+E1zqjy9HqMkjBE5q1vcG9VGgxf5VxiRHfzi2kE=
 github.com/smartcontractkit/chainlink-automation v1.0.4 h1:iyW181JjKHLNMnDleI8umfIfVVlwC7+n5izbLSFgjw8=
 github.com/smartcontractkit/chainlink-automation v1.0.4/go.mod h1:u4NbPZKJ5XiayfKHD/v3z3iflQWqvtdhj13jVZXj/cM=
-github.com/smartcontractkit/chainlink-ccip v0.0.0-20240910072312-810030689426 h1:siC6AoTs4889FwiqgEp0sC6S8nFlDzVTZAmUX7cV7aM=
-github.com/smartcontractkit/chainlink-ccip v0.0.0-20240910072312-810030689426/go.mod h1:v8hmGodMN1s1TQnvZepZ3Pbo+PyzWVdXag7JzJnvrkI=
-github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322 h1:9SkeP9lpTMDqtqDd+BKPQhkPcylSoYi63L9YFdbzbEo=
-github.com/smartcontractkit/chainlink-common v0.2.2-0.20240910154010-ed9f50de7322/go.mod h1:D/qaCoq0SxXzg5NRN5FtBRv98VBf+D2NOC++RbvvuOc=
-github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240910210931-638ba8a76227 h1:xow5cYrWxRmzTwhz2AjWOlnI9WRF4O5b84bXm1k292E=
-github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240910210931-638ba8a76227/go.mod h1:DUFantPYoBGwBSkNVt2k4ZJi0jPKRRrZVVlAzcZwreA=
-github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240904093355-e40169857652 h1:0aZ3HiEz2bMM5ywHAyKlFMN95qTzpNDn7uvnHLrFX6s=
-github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240904093355-e40169857652/go.mod h1:PwPcmQNAzVmU8r8JWKrDRgvXesDwxnqbMD6DvYt/Z7M=
+github.com/smartcontractkit/chainlink-ccip v0.0.0-20240911145028-d346e3ace978 h1:BPuehkAQ8R112SlTitukSdKYRJMY3zkvaQS4VSTNn0Q=
+github.com/smartcontractkit/chainlink-ccip v0.0.0-20240911145028-d346e3ace978/go.mod h1:X1f4CKlR1RilSgzArQv5HNvMrVSt+Zloihm3REwxhdQ=
+github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b h1:eW1CSdNcDtOFqjrtfR93KTg80rHP+WWh5UybdJcdU8M=
+github.com/smartcontractkit/chainlink-common v0.2.2-0.20240911152814-4836d1d7f16b/go.mod h1:sjiiPwd4KsYOCf68MwL86EKphdXeT66EY7j53WH5DCc=
+github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240911175228-daf2600bb7b7 h1:lTGIOQYLk1Ufn++X/AvZnt6VOcuhste5yp+C157No/Q=
+github.com/smartcontractkit/chainlink-cosmos v0.4.1-0.20240911175228-daf2600bb7b7/go.mod h1:BMYE1vC/pGmdFSsOJdPrAA0/4gZ0Xo0SxTMdGspBtRo=
+github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240906125718-9f0a98d32fbc h1:tRmTlaoAt+7FakMXXgeCuRPmzzBo5jsGpeCVvcU6KMc=
+github.com/smartcontractkit/chainlink-data-streams v0.0.0-20240906125718-9f0a98d32fbc/go.mod h1:PwPcmQNAzVmU8r8JWKrDRgvXesDwxnqbMD6DvYt/Z7M=
 github.com/smartcontractkit/chainlink-feeds v0.0.0-20240910155501-42f20443189f h1:p4p3jBT91EQyLuAMvHD+zNJsuAYI/QjJbzuGUJ7wIgg=
 github.com/smartcontractkit/chainlink-feeds v0.0.0-20240910155501-42f20443189f/go.mod h1:FLlWBt2hwiMVgt9AcSo6wBJYIRd/nsc8ENbV1Wir1bw=
-github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240910163253-2a5c9ab97de3 h1:Tkl0/SB1hxjBgphslHf1E6iXp+4QAejuCLIT+8zvX3Y=
-github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240910163253-2a5c9ab97de3/go.mod h1:mkuwCChesVqzMQpYQWRwckmQobJLwG4XCsw7KB8UCKY=
+github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240911160128-83c49f033146 h1:2HLPLiJO5+c+Fjp+c5VEAHxp10oF0h3k9s+9izihUvA=
+github.com/smartcontractkit/chainlink-starknet/relayer v0.0.1-beta-test.0.20240911160128-83c49f033146/go.mod h1:ec/a20UZ7YRK4oxJcnTBFzp1+DBcJcwqEaerUMsktMs=
 github.com/smartcontractkit/chainlink-testing-framework/lib v1.50.5 h1:Owb1MQZn0NZHwtZAnPZE6TVoTx6xLrfPaUdeOYswE9M=
 github.com/smartcontractkit/chainlink-testing-framework/lib v1.50.5/go.mod h1:hS4yNF94C1lkS9gvtFXW8Km8K9NzGeR20aNfkqo5qbE=
 github.com/smartcontractkit/chainlink-testing-framework/lib/grafana v1.50.0 h1:VIxK8u0Jd0Q/VuhmsNm6Bls6Tb31H/sA3A/rbc5hnhg=
@@ -1414,8 +1414,8 @@ github.com/smartcontractkit/chainlink-testing-framework/wasp v1.50.0 h1:gfhfTn7H
 github.com/smartcontractkit/chainlink-testing-framework/wasp v1.50.0/go.mod h1:tqajhpUJA/9OaMCLitghBXjAgqYO4i27St0F4TUO3+M=
 github.com/smartcontractkit/chainlink/integration-tests v0.0.0-20240910220528-150634e5880d h1:hSCZqU+qRJFbPyYrSNKnwxyV6guQk6Q0T57lrMkGc4o=
 github.com/smartcontractkit/chainlink/integration-tests v0.0.0-20240910220528-150634e5880d/go.mod h1:v+ChFUEH0OmOsuM+IDQD1zGi+epTx6L47a1Nc8hZzhw=
-github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240910220528-150634e5880d h1:auhzWjBtozxT0sIkmhj9vu9SuZFQ/wjvDhN/XVlhcQ4=
-github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240910220528-150634e5880d/go.mod h1:7REEb+hJYX7znPQbkD2i8/RJJV8GPEBV9qh4BO4fcO8=
+github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240911175355-9eb801069a30 h1:djB51VvvmYL2fP0hOL/px04sTqGipnlXHABtyfWeIy4=
+github.com/smartcontractkit/chainlink/v2 v2.14.0-mercury-20240807.0.20240911175355-9eb801069a30/go.mod h1:PAygo7yv7UxVYVrrNQ8zf9P/6gfvR/Uub3IZLlDbLIo=
 github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7 h1:12ijqMM9tvYVEm+nR826WsrNi6zCKpwBhuApq127wHs=
 github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7/go.mod h1:FX7/bVdoep147QQhsOPkYsPEXhGZjeYx6lBSaSXtZOA=
 github.com/smartcontractkit/libocr v0.0.0-20240717100443-f6226e09bee7 h1:e38V5FYE7DA1JfKXeD5Buo/7lczALuVXlJ8YNTAUxcw=

pkg/solana/chain.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"math/big"
 	"math/rand"
+	"strconv"
 	"strings"
 	"sync"
 	"time"
@@ -19,7 +20,6 @@ import (
 	"github.com/smartcontractkit/chainlink-common/pkg/loop"
 	"github.com/smartcontractkit/chainlink-common/pkg/services"
 	"github.com/smartcontractkit/chainlink-common/pkg/types"
-	relaytypes "github.com/smartcontractkit/chainlink-common/pkg/types"
 	"github.com/smartcontractkit/chainlink-common/pkg/types/core"
 
 	"github.com/smartcontractkit/chainlink-solana/pkg/solana/client"
@@ -232,29 +232,60 @@ func newChain(id string, cfg *config.TOMLConfig, ks loop.Keystore, lggr logger.L
 	return &ch, nil
 }
 
-// ChainService interface
-func (c *chain) GetChainStatus(ctx context.Context) (relaytypes.ChainStatus, error) {
+func (c *chain) LatestHead(_ context.Context) (types.Head, error) {
+	sc, err := c.getClient()
+	if err != nil {
+		return types.Head{}, err
+	}
+
+	latestBlock, err := sc.GetLatestBlock()
+	if err != nil {
+		return types.Head{}, nil
+	}
+
+	if latestBlock.BlockHeight == nil {
+		return types.Head{}, fmt.Errorf("client returned nil latest block height")
+	}
+
+	if latestBlock.BlockTime == nil {
+		return types.Head{}, fmt.Errorf("client returned nil block time")
+	}
+
+	hashBytes, err := latestBlock.Blockhash.MarshalText()
+	if err != nil {
+		return types.Head{}, err
+	}
+
+	return types.Head{
+		Height:    strconv.FormatUint(*latestBlock.BlockHeight, 10),
+		Hash:      hashBytes,
+		Timestamp: uint64(latestBlock.BlockTime.Time().Unix()),
+	}, nil
+}
+
+// Implement [types.GetChainStatus] interface
+func (c *chain) GetChainStatus(ctx context.Context) (types.ChainStatus, error) {
 	toml, err := c.cfg.TOMLString()
 	if err != nil {
-		return relaytypes.ChainStatus{}, err
+		return types.ChainStatus{}, err
 	}
-	return relaytypes.ChainStatus{
+	return types.ChainStatus{
 		ID:      c.id,
 		Enabled: c.cfg.IsEnabled(),
 		Config:  toml,
 	}, nil
 }
 
-func (c *chain) ListNodeStatuses(ctx context.Context, pageSize int32, pageToken string) (stats []relaytypes.NodeStatus, nextPageToken string, total int, err error) {
+func (c *chain) ListNodeStatuses(ctx context.Context, pageSize int32, pageToken string) (stats []types.NodeStatus, nextPageToken string, total int, err error) {
 	return chains.ListNodeStatuses(int(pageSize), pageToken, c.listNodeStatuses)
 }
 
 func (c *chain) Transact(ctx context.Context, from, to string, amount *big.Int, balanceCheck bool) error {
 	return c.sendTx(ctx, from, to, amount, balanceCheck)
 }
 
-func (c *chain) listNodeStatuses(start, end int) ([]relaytypes.NodeStatus, int, error) {
-	stats := make([]relaytypes.NodeStatus, 0)
+func (c *chain) listNodeStatuses(start, end int) ([]types.NodeStatus, int, error) {
+	stats := make([]types.NodeStatus, 0)
 	total := len(c.cfg.Nodes)
 	if start >= total {
 		return stats, total, chains.ErrOutOfRange