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op-devstack: L2EL Engine API support: op-reth #17964

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Merged
nonsense merged 1 commit into from
Oct 22, 2025
Merged

op-devstack: L2EL Engine API support: op-reth #17964

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45 changes: 29 additions & 16 deletions op-devstack/sysgo/l2_el_opreth.go
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Original file line number Diff line number Diff line change
Expand Up @@ -14,16 +14,19 @@ import (
"github.com/ethereum-optimism/optimism/op-service/logpipe"
"github.com/ethereum-optimism/optimism/op-service/tasks"
"github.com/ethereum-optimism/optimism/op-service/testutils/tcpproxy"
gn "github.com/ethereum/go-ethereum/node"
"github.com/ethereum/go-ethereum/rpc"
)

type OpReth struct {
mu sync.Mutex

id stack.L2ELNodeID
l2Net *L2Network
jwtPath string
authRPC string
userRPC string
id stack.L2ELNodeID
l2Net *L2Network
jwtPath string
jwtSecret [32]byte
authRPC string
userRPC string

authProxy *tcpproxy.Proxy
userProxy *tcpproxy.Proxy
Expand All @@ -46,6 +49,14 @@ func (n *OpReth) hydrate(system stack.ExtensibleSystem) {
require.NoError(err)
system.T().Cleanup(rpcCl.Close)

// Do not have to check whether client is readOnly because
// all external L2 Clients will be wrapped with op-geth sysgo devstack, supporting readOnly
var engineCl client.RPC
auth := rpc.WithHTTPAuth(gn.NewJWTAuth(n.jwtSecret))
engineCl, err = client.NewRPC(system.T().Ctx(), system.Logger(), n.authRPC, client.WithGethRPCOptions(auth))
require.NoError(err)
system.T().Cleanup(engineCl.Close)

l2Net := system.L2Network(stack.L2NetworkID(n.id.ChainID()))
sysL2EL := shim.NewL2ELNode(shim.L2ELNodeConfig{
RollupCfg: l2Net.RollupConfig(),
Expand All @@ -54,7 +65,8 @@ func (n *OpReth) hydrate(system stack.ExtensibleSystem) {
Client: rpcCl,
ChainID: n.id.ChainID(),
},
ID: n.id,
EngineClient: engineCl,
ID: n.id,
})
sysL2EL.SetLabel(match.LabelVendor, string(match.OpReth))
l2Net.(stack.ExtensibleL2Network).AddL2ELNode(sysL2EL)
Expand Down Expand Up @@ -157,7 +169,7 @@ func WithOpReth(id stack.L2ELNodeID, opts ...L2ELOption) stack.Option[*Orchestra
orch.l2ELOptions.Apply(p, id, cfg) // apply global options
L2ELOptionBundle(opts).Apply(p, id, cfg) // apply specific options

jwtPath, _ := orch.writeDefaultJWT()
jwtPath, jwtSecret := orch.writeDefaultJWT()

useInterop := l2Net.genesis.Config.InteropTime != nil

Expand Down Expand Up @@ -232,15 +244,16 @@ func WithOpReth(id stack.L2ELNodeID, opts ...L2ELOption) stack.Option[*Orchestra
}

l2EL := &OpReth{
id: id,
l2Net: l2Net,
jwtPath: jwtPath,
authRPC: "",
userRPC: "",
execPath: execPath,
args: args,
env: []string{},
p: p,
id: id,
l2Net: l2Net,
jwtPath: jwtPath,
jwtSecret: jwtSecret,
authRPC: "",
userRPC: "",
execPath: execPath,
args: args,
env: []string{},
p: p,
}

p.Logger().Info("Starting op-reth")
Expand Down