package main
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
|
|
"github.com/spf13/cobra"
|
|
|
|
"github.com/tendermint/tendermint/libs/log"
|
|
e2e "github.com/tendermint/tendermint/test/e2e/pkg"
|
|
)
|
|
|
|
var (
|
|
logger = log.NewTMLogger(log.NewSyncWriter(os.Stdout))
|
|
)
|
|
|
|
func main() {
|
|
NewCLI().Run()
|
|
}
|
|
|
|
// CLI is the Cobra-based command-line interface.
|
|
type CLI struct {
|
|
root *cobra.Command
|
|
testnet *e2e.Testnet
|
|
preserve bool
|
|
}
|
|
|
|
// NewCLI sets up the CLI.
|
|
func NewCLI() *CLI {
|
|
cli := &CLI{}
|
|
cli.root = &cobra.Command{
|
|
Use: "runner",
|
|
Short: "End-to-end test runner",
|
|
SilenceUsage: true,
|
|
SilenceErrors: true, // we'll output them ourselves in Run()
|
|
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
|
|
file, err := cmd.Flags().GetString("file")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
testnet, err := e2e.LoadTestnet(file)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
cli.testnet = testnet
|
|
return nil
|
|
},
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
if err := Cleanup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
if err := Setup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
|
|
chLoadResult := make(chan error)
|
|
ctx, loadCancel := context.WithCancel(context.Background())
|
|
defer loadCancel()
|
|
go func() {
|
|
err := Load(ctx, cli.testnet)
|
|
if err != nil {
|
|
logger.Error(fmt.Sprintf("Transaction load failed: %v", err.Error()))
|
|
}
|
|
chLoadResult <- err
|
|
}()
|
|
|
|
if err := Start(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
|
|
if lastMisbehavior := cli.testnet.LastMisbehaviorHeight(); lastMisbehavior > 0 {
|
|
// wait for misbehaviors before starting perturbations. We do a separate
|
|
// wait for another 5 blocks, since the last misbehavior height may be
|
|
// in the past depending on network startup ordering.
|
|
if err := WaitUntil(cli.testnet, lastMisbehavior); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
if err := Wait(cli.testnet, 5); err != nil { // allow some txs to go through
|
|
return err
|
|
}
|
|
|
|
if cli.testnet.HasPerturbations() {
|
|
if err := Perturb(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
if err := Wait(cli.testnet, 5); err != nil { // allow some txs to go through
|
|
return err
|
|
}
|
|
}
|
|
|
|
loadCancel()
|
|
if err := <-chLoadResult; err != nil {
|
|
return err
|
|
}
|
|
if err := Wait(cli.testnet, 5); err != nil { // wait for network to settle before tests
|
|
return err
|
|
}
|
|
if err := Test(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
if !cli.preserve {
|
|
if err := Cleanup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
|
|
cli.root.PersistentFlags().StringP("file", "f", "", "Testnet TOML manifest")
|
|
_ = cli.root.MarkPersistentFlagRequired("file")
|
|
|
|
cli.root.Flags().BoolVarP(&cli.preserve, "preserve", "p", false,
|
|
"Preserves the running of the test net after tests are completed")
|
|
|
|
cli.root.SetHelpCommand(&cobra.Command{
|
|
Use: "no-help",
|
|
Hidden: true,
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "setup",
|
|
Short: "Generates the testnet directory and configuration",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Setup(cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "start",
|
|
Short: "Starts the Docker testnet, waiting for nodes to become available",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
_, err := os.Stat(cli.testnet.Dir)
|
|
if os.IsNotExist(err) {
|
|
err = Setup(cli.testnet)
|
|
}
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return Start(cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "perturb",
|
|
Short: "Perturbs the Docker testnet, e.g. by restarting or disconnecting nodes",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Perturb(cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "wait",
|
|
Short: "Waits for a few blocks to be produced and all nodes to catch up",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Wait(cli.testnet, 5)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "stop",
|
|
Short: "Stops the Docker testnet",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
logger.Info("Stopping testnet")
|
|
return execCompose(cli.testnet.Dir, "down")
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "load",
|
|
Short: "Generates transaction load until the command is canceled",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Load(context.Background(), cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "test",
|
|
Short: "Runs test cases against a running testnet",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Test(cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "cleanup",
|
|
Short: "Removes the testnet directory",
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return Cleanup(cli.testnet)
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "logs [node]",
|
|
Short: "Shows the testnet or a specefic node's logs",
|
|
Example: "runner logs validator03",
|
|
Args: cobra.MaximumNArgs(1),
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
if len(args) == 1 {
|
|
return execComposeVerbose(cli.testnet.Dir, "logs", args[0])
|
|
}
|
|
return execComposeVerbose(cli.testnet.Dir, "logs")
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "tail [node]",
|
|
Short: "Tails the testnet or a specific node's logs",
|
|
Args: cobra.MaximumNArgs(1),
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
if len(args) == 1 {
|
|
return execComposeVerbose(cli.testnet.Dir, "logs", "--follow", args[0])
|
|
}
|
|
return execComposeVerbose(cli.testnet.Dir, "logs", "--follow")
|
|
},
|
|
})
|
|
|
|
cli.root.AddCommand(&cobra.Command{
|
|
Use: "benchmark",
|
|
Short: "Benchmarks testnet",
|
|
Long: `Benchmarks the following metrics:
|
|
Mean Block Interval
|
|
Standard Deviation
|
|
Min Block Interval
|
|
Max Block Interval
|
|
over a 100 block sampling period.
|
|
|
|
Does not run any perbutations.
|
|
`,
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
if err := Cleanup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
if err := Setup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
|
|
chLoadResult := make(chan error)
|
|
ctx, loadCancel := context.WithCancel(context.Background())
|
|
defer loadCancel()
|
|
go func() {
|
|
err := Load(ctx, cli.testnet)
|
|
if err != nil {
|
|
logger.Error(fmt.Sprintf("Transaction load failed: %v", err.Error()))
|
|
}
|
|
chLoadResult <- err
|
|
}()
|
|
|
|
if err := Start(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := Wait(cli.testnet, 5); err != nil { // allow some txs to go through
|
|
return err
|
|
}
|
|
|
|
// we benchmark performance over the next 100 blocks
|
|
if err := Benchmark(cli.testnet, 100); err != nil {
|
|
return err
|
|
}
|
|
|
|
loadCancel()
|
|
if err := <-chLoadResult; err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := Cleanup(cli.testnet); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
})
|
|
|
|
return cli
|
|
}
|
|
|
|
// Run runs the CLI.
|
|
func (cli *CLI) Run() {
|
|
if err := cli.root.Execute(); err != nil {
|
|
logger.Error(err.Error())
|
|
os.Exit(1)
|
|
}
|
|
}
|