mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-10 18:15:19 +00:00
112 lines
3.4 KiB
Go
112 lines
3.4 KiB
Go
package runner
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import (
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"fmt"
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"log"
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"os"
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"os/exec"
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)
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type KvtoolRunnerConfig struct {
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ZgChainConfigTemplate string
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ImageTag string
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IncludeIBC bool
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EnableAutomatedUpgrade bool
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ZgChainUpgradeName string
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ZgChainUpgradeHeight int64
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ZgChainUpgradeBaseImageTag string
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SkipShutdown bool
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}
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// KvtoolRunner implements a NodeRunner that spins up local chains with kvtool.
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// It has support for the following:
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// - running a ZgChain node
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// - optionally, running an IBC node with a channel opened to the ZgChain node
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// - optionally, start the ZgChain node on one version and upgrade to another
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type KvtoolRunner struct {
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config KvtoolRunnerConfig
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}
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var _ NodeRunner = &KvtoolRunner{}
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// NewKvtoolRunner creates a new KvtoolRunner.
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func NewKvtoolRunner(config KvtoolRunnerConfig) *KvtoolRunner {
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return &KvtoolRunner{
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config: config,
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}
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}
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// StartChains implements NodeRunner.
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// For KvtoolRunner, it sets up, runs, and connects to a local chain via kvtool.
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func (k *KvtoolRunner) StartChains() Chains {
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// install kvtool if not already installed
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installKvtoolCmd := exec.Command("./scripts/install-kvtool.sh")
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installKvtoolCmd.Stdout = os.Stdout
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installKvtoolCmd.Stderr = os.Stderr
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if err := installKvtoolCmd.Run(); err != nil {
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panic(fmt.Sprintf("failed to install kvtool: %s", err.Error()))
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}
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// start local test network with kvtool
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log.Println("starting 0gchain node")
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kvtoolArgs := []string{"testnet", "bootstrap", "--0gchain.configTemplate", k.config.ZgChainConfigTemplate}
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// include an ibc chain if desired
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if k.config.IncludeIBC {
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kvtoolArgs = append(kvtoolArgs, "--ibc")
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}
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// handle automated upgrade functionality, if defined
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if k.config.EnableAutomatedUpgrade {
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kvtoolArgs = append(kvtoolArgs,
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"--upgrade-name", k.config.ZgChainUpgradeName,
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"--upgrade-height", fmt.Sprint(k.config.ZgChainUpgradeHeight),
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"--upgrade-base-image-tag", k.config.ZgChainUpgradeBaseImageTag,
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)
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}
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// start the chain
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startZgChainCmd := exec.Command("kvtool", kvtoolArgs...)
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startZgChainCmd.Env = os.Environ()
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startZgChainCmd.Env = append(startZgChainCmd.Env, fmt.Sprintf("0GCHAIN_TAG=%s", k.config.ImageTag))
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startZgChainCmd.Stdout = os.Stdout
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startZgChainCmd.Stderr = os.Stderr
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log.Println(startZgChainCmd.String())
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if err := startZgChainCmd.Run(); err != nil {
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panic(fmt.Sprintf("failed to start 0gchain: %s", err.Error()))
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}
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// wait for chain to be live.
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// if an upgrade is defined, this waits for the upgrade to be completed.
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if err := waitForChainStart(kvtoolZgChainChain); err != nil {
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k.Shutdown()
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panic(err)
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}
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log.Println("0gchain is started!")
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chains := NewChains()
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chains.Register("0gchain", &kvtoolZgChainChain)
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if k.config.IncludeIBC {
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chains.Register("ibc", &kvtoolIbcChain)
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}
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return chains
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}
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// Shutdown implements NodeRunner.
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// For KvtoolRunner, it shuts down the local kvtool network.
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// To prevent shutting down the chain (eg. to preserve logs or examine post-test state)
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// use the `SkipShutdown` option on the config.
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func (k *KvtoolRunner) Shutdown() {
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if k.config.SkipShutdown {
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log.Printf("would shut down but SkipShutdown is true")
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return
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}
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log.Println("shutting down 0gchain node")
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shutdownZgChainCmd := exec.Command("kvtool", "testnet", "down")
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shutdownZgChainCmd.Stdout = os.Stdout
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shutdownZgChainCmd.Stderr = os.Stderr
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if err := shutdownZgChainCmd.Run(); err != nil {
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panic(fmt.Sprintf("failed to shutdown kvtool: %s", err.Error()))
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}
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}
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