0g-chain/tests/e2e/runner/chain.go

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package runner
import (
"errors"
"fmt"
"github.com/ethereum/go-ethereum/ethclient"
"google.golang.org/grpc"
"github.com/kava-labs/kava/tests/util"
)
var (
ErrChainAlreadyExists = errors.New("chain already exists")
)
// ChainDetails wraps information about the ports exposed to the host that endpoints could be access on.
type ChainDetails struct {
RpcPort string
GrpcPort string
RestPort string
EvmPort string
ChainId string
StakingDenom string
}
func (c ChainDetails) EvmClient() (*ethclient.Client, error) {
evmRpcUrl := fmt.Sprintf("http://localhost:%s", c.EvmPort)
return ethclient.Dial(evmRpcUrl)
}
func (c ChainDetails) GrpcConn() (*grpc.ClientConn, error) {
grpcUrl := fmt.Sprintf("http://localhost:%s", c.GrpcPort)
return util.NewGrpcConnection(grpcUrl)
}
type Chains struct {
byName map[string]*ChainDetails
}
func NewChains() Chains {
return Chains{byName: make(map[string]*ChainDetails, 0)}
}
func (c Chains) MustGetChain(name string) *ChainDetails {
chain, found := c.byName[name]
if !found {
panic(fmt.Sprintf("no chain with name %s found", name))
}
return chain
}
func (c *Chains) Register(name string, chain *ChainDetails) error {
if _, found := c.byName[name]; found {
return ErrChainAlreadyExists
}
c.byName[name] = chain
return nil
}
// the Chain details are all hardcoded because they are currently fixed by kvtool.
// some day they may be configurable, at which point `runner` can determine the ports
// and generate these details dynamically
var (
kavaChain = ChainDetails{
RpcPort: "26657",
RestPort: "1317",
GrpcPort: "9090",
EvmPort: "8545",
ChainId: "kavalocalnet_8888-1",
StakingDenom: "ukava",
}
ibcChain = ChainDetails{
RpcPort: "26658",
RestPort: "1318",
GrpcPort: "9092",
EvmPort: "8547",
ChainId: "kavalocalnet_8889-2",
StakingDenom: "uatom",
}
)