lotus/cmd/lotus-shed/itestd.go
2022-11-29 14:38:44 +00:00

115 lines
2.7 KiB
Go

package main
import (
"bufio"
"encoding/json"
"fmt"
"net"
"net/http"
"net/http/httptest"
"os"
"os/exec"
"time"
"github.com/chzyer/readline"
"github.com/urfave/cli/v2"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/itests/kit"
)
var itestdCmd = &cli.Command{
Name: "itestd",
Description: "Integration test debug env",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "listen",
Value: "127.0.0.1:5674",
},
&cli.StringFlag{
Name: "http-server-timeout",
Value: "30s",
},
},
Action: func(cctx *cli.Context) error {
var nodes []kit.ItestdNotif
m := http.NewServeMux()
m.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
var notif kit.ItestdNotif
if err := json.NewDecoder(r.Body).Decode(&notif); err != nil {
fmt.Printf("!! Decode itest notif: %s\n", err)
return
}
fmt.Printf("%d @%s '%s=%s'\n", len(nodes), notif.TestName, notif.NodeType, notif.Api)
nodes = append(nodes, notif)
})
l, err := net.Listen("tcp", cctx.String("listen"))
if err != nil {
return xerrors.Errorf("net listen: %w", err)
}
timeout, err := time.ParseDuration(cctx.String("http-server-timeout"))
if err != nil {
return xerrors.Errorf("invalid time string %s: %x", cctx.String("http-server-timeout"), err)
}
s := &httptest.Server{
Listener: l,
Config: &http.Server{Handler: m, ReadHeaderTimeout: timeout},
}
s.Start()
fmt.Printf("ITest env:\n\nLOTUS_ITESTD=%s\n\nSay 'sh' to spawn a shell connected to test nodes\n--- waiting for clients\n", s.URL)
cs := readline.NewCancelableStdin(os.Stdin)
go func() {
<-cctx.Done()
cs.Close() // nolint:errcheck
}()
rl := bufio.NewReader(cs)
for {
cmd, _, err := rl.ReadLine()
if err != nil {
return xerrors.Errorf("readline: %w", err)
}
switch string(cmd) {
case "sh":
shell := "/bin/sh"
if os.Getenv("SHELL") != "" {
shell = os.Getenv("SHELL")
}
p := exec.Command(shell, "-i")
p.Env = append(p.Env, os.Environ()...)
lastNodes := map[string]string{}
for _, node := range nodes {
lastNodes[node.NodeType] = node.Api
}
if _, found := lastNodes["MARKETS_API_INFO"]; !found {
lastNodes["MARKETS_API_INFO"] = lastNodes["MINER_API_INFO"]
}
for typ, api := range lastNodes {
p.Env = append(p.Env, fmt.Sprintf("%s=%s", typ, api))
}
p.Stdout = os.Stdout
p.Stderr = os.Stderr
p.Stdin = os.Stdin
if err := p.Start(); err != nil {
return xerrors.Errorf("start shell: %w", err)
}
if err := p.Wait(); err != nil {
fmt.Printf("wait for shell: %s\n", err)
}
fmt.Println("\n--- shell quit")
default:
fmt.Println("!! Unknown command")
}
}
},
}