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chain.go
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chain.go
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package e2e
import (
"fmt"
"os"
tmrand "github.com/tendermint/tendermint/libs/rand"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
authvesting "github.com/cosmos/cosmos-sdk/x/auth/vesting/types"
evidencetypes "github.com/cosmos/cosmos-sdk/x/evidence/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
gaia "github.com/cosmos/gaia/v14/app"
"github.com/cosmos/gaia/v14/app/params"
)
const (
keyringPassphrase = "testpassphrase"
keyringAppName = "testnet"
)
var (
encodingConfig params.EncodingConfig
cdc codec.Codec
txConfig client.TxConfig
)
func init() {
encodingConfig = gaia.MakeTestEncodingConfig()
authvesting.RegisterInterfaces(encodingConfig.InterfaceRegistry)
stakingtypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
evidencetypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
cdc = encodingConfig.Codec
txConfig = encodingConfig.TxConfig
}
type chain struct {
dataDir string
id string
validators []*validator
accounts []*account //nolint:unused
// initial accounts in genesis
genesisAccounts []*account
genesisVestingAccounts map[string]sdk.AccAddress
}
func newChain() (*chain, error) {
tmpDir, err := os.MkdirTemp("", "gaia-e2e-testnet-")
if err != nil {
return nil, err
}
return &chain{
id: "chain-" + tmrand.Str(6),
dataDir: tmpDir,
}, nil
}
func (c *chain) configDir() string {
return fmt.Sprintf("%s/%s", c.dataDir, c.id)
}
func (c *chain) createAndInitValidators(count int) error {
for i := 0; i < count; i++ {
node := c.createValidator(i)
// generate genesis files
if err := node.init(); err != nil {
return err
}
c.validators = append(c.validators, node)
// create keys
if err := node.createKey("val"); err != nil {
return err
}
if err := node.createNodeKey(); err != nil {
return err
}
if err := node.createConsensusKey(); err != nil {
return err
}
}
return nil
}
func (c *chain) createAndInitValidatorsWithMnemonics(count int, mnemonics []string) error { //nolint:unused // this is called during e2e tests
for i := 0; i < count; i++ {
// create node
node := c.createValidator(i)
// generate genesis files
if err := node.init(); err != nil {
return err
}
c.validators = append(c.validators, node)
// create keys
if err := node.createKeyFromMnemonic("val", mnemonics[i]); err != nil {
return err
}
if err := node.createNodeKey(); err != nil {
return err
}
if err := node.createConsensusKey(); err != nil {
return err
}
}
return nil
}
func (c *chain) createValidator(index int) *validator {
return &validator{
chain: c,
index: index,
moniker: fmt.Sprintf("%s-gaia-%d", c.id, index),
}
}