// event2Notification processes user event by converting the specified event to a notification, and then push it to front
// browser with notification channel.
func event2Notification(e *event.Event) {
if nil == session.NotificationWS[e.Sid] {
return
}
wsChannel := session.NotificationWS[e.Sid]
if nil == wsChannel {
return
}
httpSession, _ := session.HTTPSession.Get(wsChannel.Request, "wide-session")
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var notification *Notification
switch e.Code {
case event.EvtCodeGocodeNotFound:
fallthrough
case event.EvtCodeIDEStubNotFound:
notification = &Notification{event: e, Type: setup, Severity: error,
Message: i18n.Get(locale, "notification_"+strconv.Itoa(e.Code)).(string)}
case event.EvtCodeServerInternalError:
notification = &Notification{event: e, Type: server, Severity: error,
Message: i18n.Get(locale, "notification_"+strconv.Itoa(e.Code)).(string) + " [" + e.Data.(string) + "]"}
default:
logger.Warnf("Can't handle event[code=%d]", e.Code)
return
}
wsChannel.WriteJSON(notification)
wsChannel.Refresh()
}
// GoInstallHandler handles request of go install.
func GoInstallHandler(w http.ResponseWriter, r *http.Request) {
result := util.NewResult()
defer util.RetResult(w, r, result)
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
sid := args["sid"].(string)
filePath := args["file"].(string)
curDir := filepath.Dir(filePath)
cmd := exec.Command("go", "install")
cmd.Dir = curDir
setCmdEnv(cmd, username)
logger.Debugf("go install %s", curDir)
stdout, err := cmd.StdoutPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
stderr, err := cmd.StderrPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
if !result.Succ {
return
}
channelRet := map[string]interface{}{}
if nil != session.OutputWS[sid] {
// display "START [go install]" in front-end browser
channelRet["output"] = "<span class='start-install'>" + i18n.Get(locale, "start-install").(string) + "</span>\n"
channelRet["cmd"] = "start-install"
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Error(err)
return
}
wsChannel.Refresh()
}
reader := bufio.NewReader(io.MultiReader(stdout, stderr))
if err := cmd.Start(); nil != err {
logger.Error(err)
result.Succ = false
return
}
go func(runningId int) {
defer util.Recover()
defer cmd.Wait()
logger.Debugf("User [%s, %s] is running [go install] [id=%d, dir=%s]", username, sid, runningId, curDir)
// read all
buf, _ := ioutil.ReadAll(reader)
channelRet := map[string]interface{}{}
channelRet["cmd"] = "go install"
if 0 != len(buf) { // build error
// build gutter lint
errOut := string(buf)
lines := strings.Split(errOut, "\n")
if lines[0][0] == '#' {
lines = lines[1:] // skip the first line
}
lints := []*Lint{}
for _, line := range lines {
if len(line) < 1 {
continue
}
if line[0] == '\t' {
// append to the last lint
last := len(lints)
msg := lints[last-1].Msg
msg += line
lints[last-1].Msg = msg
continue
}
file := line[:strings.Index(line, ":")]
left := line[strings.Index(line, ":")+1:]
index := strings.Index(left, ":")
lineNo := 0
msg := left
if index >= 0 {
lineNo, _ = strconv.Atoi(left[:index])
msg = left[index+2:]
}
lint := &Lint{
File: file,
LineNo: lineNo - 1,
Severity: lintSeverityError,
Msg: msg,
}
lints = append(lints, lint)
}
channelRet["lints"] = lints
channelRet["output"] = "<span class='install-error'>" + i18n.Get(locale, "install-error").(string) + "</span>\n" + errOut
} else {
channelRet["output"] = "<span class='install-succ'>" + i18n.Get(locale, "install-succ").(string) + "</span>\n"
}
if nil != session.OutputWS[sid] {
logger.Debugf("User [%s, %s] 's running [go install] [id=%d, dir=%s] has done", username, sid, runningId, curDir)
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
}
wsChannel.Refresh()
}
}(rand.Int())
}
// BuildHandler handles request of building.
func BuildHandler(w http.ResponseWriter, r *http.Request) {
result := util.NewResult()
defer util.RetResult(w, r, result)
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
sid := args["sid"].(string)
filePath := args["file"].(string)
if util.Go.IsAPI(filePath) || !session.CanAccess(username, filePath) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
curDir := filepath.Dir(filePath)
fout, err := os.Create(filePath)
if nil != err {
logger.Error(err)
result.Succ = false
return
}
code := args["code"].(string)
fout.WriteString(code)
if err := fout.Close(); nil != err {
logger.Error(err)
result.Succ = false
return
}
suffix := ""
if util.OS.IsWindows() {
suffix = ".exe"
}
cmd := exec.Command("go", "build")
cmd.Dir = curDir
setCmdEnv(cmd, username)
executable := filepath.Base(curDir) + suffix
executable = filepath.Join(curDir, executable)
stdout, err := cmd.StdoutPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
stderr, err := cmd.StderrPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
if !result.Succ {
return
}
channelRet := map[string]interface{}{}
if nil != session.OutputWS[sid] {
// display "START [go build]" in front-end browser
channelRet["output"] = "<span class='start-build'>" + i18n.Get(locale, "start-build").(string) + "</span>\n"
channelRet["cmd"] = "start-build"
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Error(err)
return
}
wsChannel.Refresh()
}
reader := bufio.NewReader(io.MultiReader(stdout, stderr))
if err := cmd.Start(); nil != err {
logger.Error(err)
result.Succ = false
return
}
go func(runningId int) {
defer util.Recover()
defer cmd.Wait()
// logger.Debugf("User [%s, %s] is building [id=%d, dir=%s]", username, sid, runningId, curDir)
// read all
buf, _ := ioutil.ReadAll(reader)
channelRet := map[string]interface{}{}
channelRet["cmd"] = "build"
channelRet["executable"] = executable
if 0 == len(buf) { // build success
channelRet["nextCmd"] = args["nextCmd"]
channelRet["output"] = "<span class='build-succ'>" + i18n.Get(locale, "build-succ").(string) + "</span>\n"
go func() { // go install, for subsequent gocode lib-path
defer util.Recover()
cmd := exec.Command("go", "install")
cmd.Dir = curDir
setCmdEnv(cmd, username)
out, _ := cmd.CombinedOutput()
if len(out) > 0 {
logger.Warn(string(out))
}
}()
} else { // build error
// build gutter lint
errOut := string(buf)
lines := strings.Split(errOut, "\n")
// path process
var errOutWithPath string
for _, line := range lines {
errOutWithPath += parsePath(curDir, line) + "\n"
}
channelRet["output"] = "<span class='build-error'>" + i18n.Get(locale, "build-error").(string) + "</span>\n" +
"<span class='stderr'>" + errOutWithPath + "</span>"
// lint process
if lines[0][0] == '#' {
lines = lines[1:] // skip the first line
}
lints := []*Lint{}
for _, line := range lines {
if len(line) < 1 {
continue
}
if line[0] == '\t' {
// append to the last lint
last := len(lints)
msg := lints[last-1].Msg
msg += line
lints[last-1].Msg = msg
continue
}
file := line[:strings.Index(line, ":")]
left := line[strings.Index(line, ":")+1:]
index := strings.Index(left, ":")
lineNo := 0
msg := left
if index >= 0 {
lineNo, err = strconv.Atoi(left[:index])
if nil != err {
continue
}
msg = left[index+2:]
}
lint := &Lint{
File: filepath.Join(curDir, file),
LineNo: lineNo - 1,
Severity: lintSeverityError,
Msg: msg,
}
lints = append(lints, lint)
}
channelRet["lints"] = lints
}
if nil != session.OutputWS[sid] {
// logger.Debugf("User [%s, %s] 's build [id=%d, dir=%s] has done", username, sid, runningId, curDir)
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
}
wsChannel.Refresh()
}
}(rand.Int())
}
// GoVetHandler handles request of go vet.
func GoVetHandler(w http.ResponseWriter, r *http.Request) {
result := util.NewResult()
defer util.RetResult(w, r, result)
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
sid := args["sid"].(string)
filePath := args["file"].(string)
curDir := filepath.Dir(filePath)
cmd := exec.Command("go", "vet", ".")
cmd.Dir = curDir
setCmdEnv(cmd, username)
stdout, err := cmd.StdoutPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
stderr, err := cmd.StderrPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
if !result.Succ {
return
}
channelRet := map[string]interface{}{}
if nil != session.OutputWS[sid] {
// display "START [go vet]" in front-end browser
channelRet["output"] = "<span class='start-vet'>" + i18n.Get(locale, "start-vet").(string) + "</span>\n"
channelRet["cmd"] = "start-vet"
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
return
}
wsChannel.Refresh()
}
reader := bufio.NewReader(io.MultiReader(stdout, stderr))
if err := cmd.Start(); nil != err {
logger.Error(err)
result.Succ = false
return
}
go func(runningId int) {
defer util.Recover()
logger.Debugf("User [%s, %s] is running [go vet] [runningId=%d]", username, sid, runningId)
channelRet := map[string]interface{}{}
channelRet["cmd"] = "go vet"
// read all
buf, _ := ioutil.ReadAll(reader)
// waiting for go vet finished
cmd.Wait()
if !cmd.ProcessState.Success() {
logger.Debugf("User [%s, %s] 's running [go vet] [runningId=%d] has done (with error)", username, sid, runningId)
channelRet["output"] = "<span class='vet-error'>" + i18n.Get(locale, "vet-error").(string) + "</span>\n" + string(buf)
} else {
logger.Debugf("User [%s, %s] 's running [go vet] [runningId=%d] has done", username, sid, runningId)
channelRet["output"] = "<span class='vet-succ'>" + i18n.Get(locale, "vet-succ").(string) + "</span>\n" + string(buf)
}
if nil != session.OutputWS[sid] {
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
}
wsChannel.Refresh()
}
}(rand.Int())
}
// Clone handles request of git clone.
func CloneHandler(w http.ResponseWriter, r *http.Request) {
result := util.NewResult()
defer util.RetResult(w, r, result)
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
sid := args["sid"].(string)
path := args["path"].(string)
repository := args["repository"].(string)
cmd := exec.Command("git", "clone", repository)
cmd.Dir = path
stdout, err := cmd.StdoutPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
stderr, err := cmd.StderrPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
if !result.Succ {
return
}
channelRet := map[string]interface{}{}
if nil != session.OutputWS[sid] {
// display "START [git clone]" in front-end browser
channelRet["output"] = "<span class='start-get'>" + i18n.Get(locale, "start-git_clone").(string) + "</span>\n"
channelRet["cmd"] = "start-git_clone"
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
return
}
wsChannel.Refresh()
}
reader := bufio.NewReader(io.MultiReader(stdout, stderr))
if err := cmd.Start(); nil != err {
logger.Error(err)
result.Succ = false
return
}
go func(runningId int) {
defer util.Recover()
defer cmd.Wait()
logger.Debugf("User [%s, %s] is running [git clone] [runningId=%d]", username, sid, runningId)
channelRet := map[string]interface{}{}
channelRet["cmd"] = "git clone"
// read all
buf, err := ioutil.ReadAll(reader)
if nil != err {
logger.Warn(err)
// TODO: handle clone error
}
logger.Debugf("User [%s, %s] 's running [git clone] [runningId=%d] has done: %s", username, sid, runningId, string(buf))
channelRet["output"] = "<span class='get-succ'>" + i18n.Get(locale, "git_clone-done").(string) + "</span>\n"
if nil != session.OutputWS[sid] {
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
}
wsChannel.Refresh()
}
}(rand.Int())
}