536 lines
11 KiB
Go
536 lines
11 KiB
Go
// 构建、运行、go tool 操作.
|
||
package output
|
||
|
||
import (
|
||
"encoding/json"
|
||
"io"
|
||
"math/rand"
|
||
"net/http"
|
||
"os"
|
||
"os/exec"
|
||
"runtime"
|
||
"strconv"
|
||
"strings"
|
||
"time"
|
||
|
||
"github.com/b3log/wide/conf"
|
||
"github.com/b3log/wide/session"
|
||
"github.com/b3log/wide/util"
|
||
"github.com/golang/glog"
|
||
"github.com/gorilla/websocket"
|
||
)
|
||
|
||
// 建立输出通道.
|
||
func WSHandler(w http.ResponseWriter, r *http.Request) {
|
||
// TODO: 会话校验
|
||
sid := r.URL.Query()["sid"][0]
|
||
|
||
conn, _ := websocket.Upgrade(w, r, nil, 1024, 1024)
|
||
wsChan := util.WSChannel{Sid: sid, Conn: conn, Request: r, Time: time.Now()}
|
||
|
||
session.OutputWS[sid] = &wsChan
|
||
|
||
ret := map[string]interface{}{"output": "Ouput initialized", "cmd": "init-output"}
|
||
wsChan.Conn.WriteJSON(&ret)
|
||
|
||
glog.V(4).Infof("Open a new [Output] with session [%s], %d", sid, len(session.OutputWS))
|
||
}
|
||
|
||
// 运行一个可执行文件.
|
||
func RunHandler(w http.ResponseWriter, r *http.Request) {
|
||
data := map[string]interface{}{"succ": true}
|
||
defer util.RetJSON(w, r, data)
|
||
|
||
decoder := json.NewDecoder(r.Body)
|
||
|
||
var args map[string]interface{}
|
||
|
||
if err := decoder.Decode(&args); err != nil {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
sid := args["sid"].(string)
|
||
wSession := session.WideSessions.Get(sid)
|
||
if nil == wSession {
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
filePath := args["executable"].(string)
|
||
curDir := filePath[:strings.LastIndex(filePath, string(os.PathSeparator))]
|
||
|
||
cmd := exec.Command(filePath)
|
||
cmd.Dir = curDir
|
||
|
||
stdout, err := cmd.StdoutPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
stderr, err := cmd.StderrPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
reader := io.MultiReader(stdout, stderr)
|
||
|
||
if err := cmd.Start(); nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
// 添加到用户进程集中
|
||
processes.add(wSession, cmd.Process)
|
||
|
||
channelRet := map[string]interface{}{}
|
||
channelRet["pid"] = cmd.Process.Pid
|
||
|
||
go func(runningId int) {
|
||
glog.V(3).Infof("Session [%s] is running [id=%d, file=%s]", sid, runningId, filePath)
|
||
|
||
for {
|
||
buf := make([]byte, 1024)
|
||
count, err := reader.Read(buf)
|
||
|
||
if nil != err || 0 == count {
|
||
// 从用户进程集中移除这个执行完毕的进程
|
||
processes.remove(wSession, cmd.Process)
|
||
|
||
glog.V(3).Infof("Session [%s] 's running [id=%d, file=%s] has done", sid, runningId, filePath)
|
||
|
||
if nil != session.OutputWS[sid] {
|
||
wsChannel := session.OutputWS[sid]
|
||
|
||
channelRet["cmd"] = "run-done"
|
||
channelRet["output"] = string(buf[:count])
|
||
err := wsChannel.Conn.WriteJSON(&channelRet)
|
||
if nil != err {
|
||
glog.Error(err)
|
||
break
|
||
}
|
||
|
||
// 更新通道最近使用时间
|
||
wsChannel.Time = time.Now()
|
||
}
|
||
|
||
break
|
||
} else {
|
||
if nil != session.OutputWS[sid] {
|
||
wsChannel := session.OutputWS[sid]
|
||
|
||
channelRet["cmd"] = "run"
|
||
channelRet["output"] = string(buf[:count])
|
||
err := wsChannel.Conn.WriteJSON(&channelRet)
|
||
if nil != err {
|
||
glog.Error(err)
|
||
break
|
||
}
|
||
|
||
// 更新通道最近使用时间
|
||
wsChannel.Time = time.Now()
|
||
}
|
||
}
|
||
}
|
||
}(rand.Int())
|
||
}
|
||
|
||
// 构建可执行文件.
|
||
func BuildHandler(w http.ResponseWriter, r *http.Request) {
|
||
data := map[string]interface{}{"succ": true}
|
||
defer util.RetJSON(w, r, data)
|
||
|
||
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
|
||
username := httpSession.Values["username"].(string)
|
||
|
||
decoder := json.NewDecoder(r.Body)
|
||
|
||
var args map[string]interface{}
|
||
|
||
if err := decoder.Decode(&args); err != nil {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
// TODO: 会话校验
|
||
sid := args["sid"].(string)
|
||
|
||
filePath := args["file"].(string)
|
||
curDir := filePath[:strings.LastIndex(filePath, string(os.PathSeparator))]
|
||
|
||
fout, err := os.Create(filePath)
|
||
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
code := args["code"].(string)
|
||
|
||
fout.WriteString(code)
|
||
|
||
if err := fout.Close(); nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
suffix := ""
|
||
if "windows" == runtime.GOOS {
|
||
suffix = ".exe"
|
||
}
|
||
executable := "main" + suffix
|
||
argv := []string{"build", "-o", executable, filePath}
|
||
|
||
cmd := exec.Command("go", argv...)
|
||
cmd.Dir = curDir
|
||
|
||
setCmdEnv(cmd, username)
|
||
|
||
glog.V(5).Infof("go build -o %s %s", executable, filePath)
|
||
|
||
executable = curDir + string(os.PathSeparator) + executable
|
||
|
||
// 先把可执行文件删了
|
||
err = os.RemoveAll(executable)
|
||
if nil != err {
|
||
glog.Info(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
stdout, err := cmd.StdoutPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
stderr, err := cmd.StderrPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
if data["succ"].(bool) {
|
||
reader := io.MultiReader(stdout, stderr)
|
||
|
||
if err := cmd.Start(); nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
go func(runningId int) {
|
||
glog.V(3).Infof("Session [%s] is building [id=%d, file=%s]", sid, runningId, filePath)
|
||
|
||
// 一次性读取
|
||
buf := make([]byte, 1024*8)
|
||
count, _ := reader.Read(buf)
|
||
|
||
channelRet := map[string]interface{}{}
|
||
channelRet["output"] = string(buf[:count])
|
||
channelRet["cmd"] = "build"
|
||
channelRet["executable"] = executable
|
||
|
||
if 0 == count { // 说明构建成功，没有错误信息输出
|
||
// 设置下一次执行命令（前端会根据这个发送请求）
|
||
channelRet["nextCmd"] = "run"
|
||
|
||
go func() { // 运行 go install，生成的库用于 gocode lib-path
|
||
cmd := exec.Command("go", "install")
|
||
cmd.Dir = curDir
|
||
|
||
setCmdEnv(cmd, username)
|
||
|
||
out, _ := cmd.CombinedOutput()
|
||
if len(out) > 0 {
|
||
glog.Warning(string(out))
|
||
}
|
||
}()
|
||
} else { // 构建失败
|
||
// 解析错误信息，返回给编辑器 gutter lint
|
||
lines := strings.Split(string(buf[:count]), "\n")[1:]
|
||
lints := []map[string]interface{}{}
|
||
|
||
for _, line := range lines {
|
||
if len(line) <= 1 {
|
||
continue
|
||
}
|
||
|
||
file := line[:strings.Index(line, ":")]
|
||
left := line[strings.Index(line, ":")+1:]
|
||
lineNo, _ := strconv.Atoi(left[:strings.Index(left, ":")])
|
||
msg := left[strings.Index(left, ":")+2:]
|
||
|
||
lint := map[string]interface{}{}
|
||
lint["file"] = file
|
||
lint["lineNo"] = lineNo - 1
|
||
lint["msg"] = msg
|
||
lint["severity"] = "error" // warning
|
||
lints = append(lints, lint)
|
||
}
|
||
|
||
channelRet["lints"] = lints
|
||
}
|
||
|
||
if nil != session.OutputWS[sid] {
|
||
glog.V(3).Infof("Session [%s] 's build [id=%d, file=%s] has done", sid, runningId, filePath)
|
||
|
||
wsChannel := session.OutputWS[sid]
|
||
err := wsChannel.Conn.WriteJSON(&channelRet)
|
||
if nil != err {
|
||
glog.Error(err)
|
||
}
|
||
|
||
// 更新通道最近使用时间
|
||
wsChannel.Time = time.Now()
|
||
}
|
||
|
||
}(rand.Int())
|
||
}
|
||
}
|
||
|
||
// go install.
|
||
func GoInstallHandler(w http.ResponseWriter, r *http.Request) {
|
||
data := map[string]interface{}{"succ": true}
|
||
defer util.RetJSON(w, r, data)
|
||
|
||
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
|
||
username := httpSession.Values["username"].(string)
|
||
|
||
decoder := json.NewDecoder(r.Body)
|
||
|
||
var args map[string]interface{}
|
||
|
||
if err := decoder.Decode(&args); err != nil {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
// TODO: 会话校验
|
||
sid := args["sid"].(string)
|
||
|
||
filePath := args["file"].(string)
|
||
curDir := filePath[:strings.LastIndex(filePath, string(os.PathSeparator))]
|
||
|
||
fout, err := os.Create(filePath)
|
||
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
code := args["code"].(string)
|
||
|
||
fout.WriteString(code)
|
||
|
||
if err := fout.Close(); nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
cmd := exec.Command("go", "install")
|
||
cmd.Dir = curDir
|
||
|
||
setCmdEnv(cmd, username)
|
||
|
||
glog.V(5).Infof("go install %s", curDir)
|
||
|
||
stdout, err := cmd.StdoutPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
stderr, err := cmd.StderrPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
if data["succ"].(bool) {
|
||
reader := io.MultiReader(stdout, stderr)
|
||
|
||
cmd.Start()
|
||
|
||
go func(runningId int) {
|
||
glog.V(3).Infof("Session [%s] is running [go install] [id=%d, dir=%s]", sid, runningId, curDir)
|
||
|
||
// 一次性读取
|
||
buf := make([]byte, 1024*8)
|
||
count, _ := reader.Read(buf)
|
||
|
||
channelRet := map[string]interface{}{}
|
||
channelRet["output"] = string(buf[:count])
|
||
channelRet["cmd"] = "go install"
|
||
|
||
if 0 != count { // 构建失败
|
||
// 解析错误信息，返回给编辑器 gutter lint
|
||
lines := strings.Split(string(buf[:count]), "\n")[1:]
|
||
lints := []map[string]interface{}{}
|
||
|
||
for _, line := range lines {
|
||
if len(line) <= 1 {
|
||
continue
|
||
}
|
||
|
||
file := line[:strings.Index(line, ":")]
|
||
left := line[strings.Index(line, ":")+1:]
|
||
lineNo, _ := strconv.Atoi(left[:strings.Index(left, ":")])
|
||
msg := left[strings.Index(left, ":")+2:]
|
||
|
||
lint := map[string]interface{}{}
|
||
lint["file"] = file
|
||
lint["lineNo"] = lineNo - 1
|
||
lint["msg"] = msg
|
||
lint["severity"] = "error" // warning
|
||
lints = append(lints, lint)
|
||
}
|
||
|
||
channelRet["lints"] = lints
|
||
}
|
||
|
||
if nil != session.OutputWS[sid] {
|
||
glog.V(3).Infof("Session [%s] 's running [go install] [id=%d, dir=%s] has done", sid, runningId, curDir)
|
||
|
||
wsChannel := session.OutputWS[sid]
|
||
err := wsChannel.Conn.WriteJSON(&channelRet)
|
||
if nil != err {
|
||
glog.Error(err)
|
||
}
|
||
|
||
// 更新通道最近使用时间
|
||
wsChannel.Time = time.Now()
|
||
}
|
||
|
||
}(rand.Int())
|
||
}
|
||
}
|
||
|
||
// go get.
|
||
func GoGetHandler(w http.ResponseWriter, r *http.Request) {
|
||
data := map[string]interface{}{"succ": true}
|
||
defer util.RetJSON(w, r, data)
|
||
|
||
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
|
||
username := httpSession.Values["username"].(string)
|
||
|
||
decoder := json.NewDecoder(r.Body)
|
||
|
||
var args map[string]interface{}
|
||
|
||
if err := decoder.Decode(&args); err != nil {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
// TODO: 会话校验
|
||
sid := args["sid"].(string)
|
||
|
||
filePath := args["file"].(string)
|
||
curDir := filePath[:strings.LastIndex(filePath, string(os.PathSeparator))]
|
||
|
||
cmd := exec.Command("go", "get")
|
||
cmd.Dir = curDir
|
||
|
||
setCmdEnv(cmd, username)
|
||
|
||
stdout, err := cmd.StdoutPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
stderr, err := cmd.StderrPipe()
|
||
if nil != err {
|
||
glog.Error(err)
|
||
data["succ"] = false
|
||
|
||
return
|
||
}
|
||
|
||
reader := io.MultiReader(stdout, stderr)
|
||
|
||
cmd.Start()
|
||
|
||
channelRet := map[string]interface{}{}
|
||
|
||
go func(runningId int) {
|
||
glog.V(3).Infof("Session [%s] is running [go get] [runningId=%d]", sid, runningId)
|
||
|
||
for {
|
||
buf := make([]byte, 1024)
|
||
count, err := reader.Read(buf)
|
||
|
||
if nil != err || 0 == count {
|
||
glog.V(3).Infof("Session [%s] 's running [go get] [runningId=%d] has done", sid, runningId)
|
||
|
||
break
|
||
} else {
|
||
channelRet["output"] = string(buf[:count])
|
||
channelRet["cmd"] = "go get"
|
||
|
||
if nil != session.OutputWS[sid] {
|
||
wsChannel := session.OutputWS[sid]
|
||
|
||
err := wsChannel.Conn.WriteJSON(&channelRet)
|
||
if nil != err {
|
||
glog.Error(err)
|
||
break
|
||
}
|
||
|
||
// 更新通道最近使用时间
|
||
wsChannel.Time = time.Now()
|
||
}
|
||
}
|
||
}
|
||
}(rand.Int())
|
||
}
|
||
|
||
func setCmdEnv(cmd *exec.Cmd, username string) {
|
||
userWorkspace := conf.Wide.GetUserWorkspace(username)
|
||
|
||
cmd.Env = append(cmd.Env,
|
||
"GOPATH="+userWorkspace,
|
||
"GOOS="+runtime.GOOS,
|
||
"GOARCH="+runtime.GOARCH,
|
||
"GOROOT="+runtime.GOROOT(),
|
||
"PATH="+os.Getenv("PATH"))
|
||
}
|