func GetCv(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
w.WriteHeader(200)
w.Header().Set("Content-Type", "text/html; charset=utf-8")
attrMap := request.GenerateBasicAttrMap(w, r)
loginName := attrMap[request.LOGIN_NAME_KEY]
go_lib.LogInfoln(request.GetRequestInfo(r))
auth_code := r.FormValue(request.AUTH_CODE)
go_lib.LogInfof("Getting CV by user '%s' with input '%s'...\n", loginName, auth_code)
pass, err := request.VerifyAuthCode(auth_code)
if err != nil {
go_lib.LogErrorf("Occur error when verify auth code: %s\n", err)
// w.WriteHeader(500)
fmt.Fprintln(w, "Error: Something wrong when verify auth code!")
return
}
if !pass {
go_lib.LogWarnf("Unauthorized CV getting by user '%s' with input '%s'.\n", loginName, auth_code)
// w.WriteHeader(401)
fmt.Fprintln(w, "FAIL: Wrong authorization code.")
return
}
cvContent, err := base.GetCvContent()
if err != nil {
go_lib.LogErrorf("Occur error when get cv content: %s.\n", err)
// w.WriteHeader(500)
fmt.Fprintln(w, "Error: Something wrong when get CV content!")
return
}
fmt.Fprintln(w, cvContent)
go_lib.LogInfof("The CV had taken by user '%s' with input '%s'.\n", loginName, auth_code)
}
func VerifyAuthCode(authCode string) (bool, error) {
if len(authCode) == 0 {
return false, nil
}
currentAuthCode, err := GetCurrentAuthCode()
var pass bool
if err == nil {
pass = (currentAuthCode == strings.TrimSpace(authCode))
}
if pass {
go func() {
var newAuthCode string
for {
newAuthCode = generateAuthCode()
if newAuthCode != currentAuthCode {
break
}
}
if len(newAuthCode) > 0 {
conn := dao.RedisPool.Get()
defer conn.Close()
err = pushAuthCode(newAuthCode, conn)
if err != nil {
go_lib.LogErrorf("New auth code pushing error: %s\n", err)
}
}
}()
}
return pass, err
}
func DeleteTempFile(delay time.Duration, filePath string) (err error) {
time.Sleep(delay)
err = os.Remove(filePath)
if err != nil {
go_lib.LogErrorf("Occur error when delete file '%s': %s\n", filePath, err)
} else {
go_lib.LogInfof("The file '%s' is deleted.\n", filePath, err)
}
return
}
func pushResponse(bufrw *bufio.ReadWriter, authCode string) bool {
_, err := bufrw.Write([]byte(authCode))
if err == nil {
err = bufrw.Flush()
}
if err != nil {
go_lib.LogErrorf("PushAuthCodeError: %s\n", err)
return false
}
return true
}
func recordPageAccessInfo(pageName string, visitor string, number uint64) bool {
var result bool
done, err := statistics.AddPageAccessRecord(pageName, visitor, number)
if err != nil {
go_lib.LogErrorf("Adding page access record error: %s (pageName=%s, visitor=%s, number=%d)\n", err, pageName, visitor, number)
result = false
} else {
result = done
}
return result
}
func ClearPageAccessRecord(pageName string, visitor string) (bool, error) {
if len(pageName) == 0 {
return false, errors.New("The parameter named pageName is EMPTY!")
}
sign := getSignForPage(pageName)
sign.Set()
defer sign.Unset()
parameterInfo := fmt.Sprintf("(pageName=%s, visitor=%s)", pageName, visitor)
var result bool
conn := dao.RedisPool.Get()
defer conn.Close()
value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
if err != nil {
return false, err
}
visitorAccessRecords, err := parseVisitorAccessRecords(value)
if err != nil {
go_lib.LogErrorf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
}
if visitorAccessRecords != nil {
_, ok := visitorAccessRecords[visitor]
if ok {
delete(visitorAccessRecords, visitor)
literals, err := formatVisitorAccessRecords(visitorAccessRecords)
if err != nil {
go_lib.LogErrorf("Formating visitor access records error: %s %s\n", err, parameterInfo)
} else {
result, err = dao.SetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName, literals)
if err != nil {
return false, err
}
}
}
}
if result {
go_lib.LogInfof("The page access info has been cleared. %s\n", parameterInfo)
} else {
go_lib.LogWarnf("The page access info failed to clear. %s\n", parameterInfo)
}
return result, nil
}
func init() {
for name, rights := range userGroupMap {
userGroup, err := GetUserGroup(name)
if err != nil {
go_lib.LogErrorf("Get User Group (name=%s) Error: %s\n", name, err)
continue
}
if userGroup != nil {
err = DeleteUserGroup(name)
if err != nil {
go_lib.LogErrorf("Delete User Group (name=%s) Error: %s\n", name, err)
continue
}
}
userGroup = &UserGroup{Name: name, Rights: rights}
err = AddUserGroup(userGroup)
if err != nil {
go_lib.LogErrorf("Add User Group '%v' Error: %s\n", userGroup, err)
continue
}
}
}
func GetAuthCodeForAdmin(w http.ResponseWriter, r *http.Request) {
hj, ok := w.(http.Hijacker)
if !ok {
errorMsg := "The Web Server does not support Hijacking! "
http.Error(w, errorMsg, http.StatusInternalServerError)
go_lib.LogErrorf(errorMsg)
return
}
conn, bufrw, err := hj.Hijack()
if err != nil {
errorMsg := "Internal error!"
http.Error(w, errorMsg, http.StatusInternalServerError)
go_lib.LogErrorf(errorMsg+" Hijacking Error: %s\n", err)
return
}
defer conn.Close()
r.ParseForm()
reqType := r.FormValue("type")
go_lib.LogInfoln(request.GetRequestInfo(r))
attrMap := request.GenerateBasicAttrMap(w, r)
loginName := attrMap[request.LOGIN_NAME_KEY]
groupName := attrMap[request.GROUP_NAME_KEY]
parameterOutline := fmt.Sprintf("[loginName=%s, groupName=%s, reqType=%s]", loginName, groupName, reqType)
if groupName != rights.ADMIN_USER_GROUP_NAME {
errorMsg := "Authentication failed!"
http.Error(w, errorMsg, http.StatusForbidden)
go_lib.LogErrorf(errorMsg+" [auth code push handler] %s \n", parameterOutline)
return
}
if reqType != "lp" {
currentAuthCode, err := request.GetCurrentAuthCode()
if err != nil {
go_lib.LogErrorf("GetCurrentAuthCodeError: %s\n", err)
}
go_lib.LogInfof("Push current auth code '%s' %s \n", currentAuthCode, parameterOutline)
done := pushResponse(bufrw, currentAuthCode)
if !done {
go_lib.LogErrorf("Pushing current auth code '%s' is failing! %s \n", currentAuthCode, parameterOutline)
}
} else {
nacChan := make(chan string)
triggerFunc := func(newAuthCode string) {
nacChan <- newAuthCode
}
triggerId := fmt.Sprintf("long-polling|%s|%s|%d", loginName, groupName, time.Now().UnixNano())
request.AddNewAuthCodeTrigger(triggerId, triggerFunc)
defer request.DelNewAuthCodeTrigger(triggerId)
newAuthCode := <-nacChan // wait for new auth code generating
go_lib.LogInfof("Push new auth code '%s' %s \n", newAuthCode, parameterOutline)
done := pushResponse(bufrw, newAuthCode)
if !done {
go_lib.LogErrorf("Pushing new auth code '%s' is failing! %s \n", newAuthCode, parameterOutline)
}
}
defer go_lib.LogInfof("The auth code push handler will be close. %s \n", parameterOutline)
}
func MatchString(args ...interface{}) bool {
if len(args) < 2 {
return false
}
target := args[0].(string)
for _, v := range args[1:len(args)] {
pattern := v.(string)
pass, err := regexp.MatchString(pattern, target)
if err != nil {
go_lib.LogErrorf("RegexpMatchError (target=%s, pattern=%s): %s\n", target, pattern, err)
return false
}
if !pass {
return false
}
}
return true
}
func GetUserListForAdmin(w http.ResponseWriter, r *http.Request) {
hj, ok := w.(http.Hijacker)
if !ok {
errorMsg := "The Web Server does not support Hijacking! "
http.Error(w, errorMsg, http.StatusInternalServerError)
go_lib.LogErrorf(errorMsg)
return
}
conn, bufrw, err := hj.Hijack()
if err != nil {
errorMsg := "Internal error!"
http.Error(w, errorMsg, http.StatusInternalServerError)
go_lib.LogErrorf(errorMsg+" Hijacking Error: %s\n", err)
return
}
defer conn.Close()
r.ParseForm()
go_lib.LogInfoln(request.GetRequestInfo(r))
attrMap := request.GenerateBasicAttrMap(w, r)
loginName := attrMap[request.LOGIN_NAME_KEY]
groupName := attrMap[request.GROUP_NAME_KEY]
parameterOutline := fmt.Sprintf("[loginName=%s, groupName=%s]", loginName, groupName)
if groupName != rights.ADMIN_USER_GROUP_NAME {
errorMsg := "Authentication failed!"
http.Error(w, errorMsg, http.StatusForbidden)
go_lib.LogErrorf(errorMsg+" [user list handler] %s \n", parameterOutline)
return
}
var respBuffer bytes.Buffer
users, err := rights.FindUser("*")
if err != nil {
go_lib.LogErrorf("FindUserError: %s\n", err)
} else {
b, err := json.Marshal(users)
if err != nil {
go_lib.LogErrorf("JsonMarshalError (source=%v): %s\n", users, err)
} else {
respBuffer.WriteString(string(b))
}
}
resp := respBuffer.String()
done := pushResponse(bufrw, resp)
if !done {
go_lib.LogErrorf("Pushing user list '%s' is failing! %s \n", resp, parameterOutline)
}
}
func Login(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
go_lib.LogInfoln(request.GetRequestInfo(r))
attrMap := request.GenerateBasicAttrMap(w, r)
loginName := attrMap[request.LOGIN_NAME_KEY]
if r.Method == "GET" {
token := request.GenerateToken(r, loginName)
go_lib.LogInfof("Token: %v\n", token)
request.SaveToken(token)
attrMap := request.GenerateBasicAttrMap(w, r)
attrMap[request.TOKEN_KEY] = token.Key
hint := r.FormValue(request.HINT_KEY)
if len(hint) > 0 {
attrMap[request.HINT_KEY] = hint
}
t, err := template.ParseFiles(request.GeneratePagePath("login"), request.GeneratePagePath("common"))
if err != nil {
go_lib.LogErrorln("TemplateParseErr:", err)
}
err = t.ExecuteTemplate(w, "page", attrMap)
if err != nil {
go_lib.LogErrorln("PageWriteErr:", err)
}
} else {
r.ParseForm()
tokenKey := r.Form.Get(request.TOKEN_KEY)
go_lib.LogInfoln("Token Key:", tokenKey)
validToken := request.CheckToken(tokenKey)
if !validToken {
go_lib.LogWarnf("Invalid token key '%s' ! Ignore the login request.", tokenKey)
r.Method = "GET"
http.Redirect(w, r, r.URL.Path, http.StatusFound)
return
} else {
request.RemoveToken(tokenKey)
}
loginName = template.HTMLEscapeString(r.Form.Get(request.LOGIN_NAME_KEY))
go_lib.LogInfoln("login - loginName:", loginName)
password := template.HTMLEscapeString(r.Form.Get(request.PASSWORD_KEY))
go_lib.LogInfoln("login - password:"******"remember-me")
go_lib.LogInfoln("login - remember-me:", rememberMe)
validLogin, err := rights.VerifyUser(loginName, password)
go_lib.LogInfoln("Verify user:"******"/"
if err != nil {
go_lib.LogErrorf("VerifyUserError (loginName=%s): %s\n", loginName, err)
redirectPath = r.URL.Path
} else {
if validLogin {
longTerm := len(rememberMe) == 0 || rememberMe != "y"
_, err = session.NewSession(loginName, longTerm, w, r)
if err != nil {
go_lib.LogErrorf("SetSessionError (loginName=%s): %s\n", loginName, err)
}
} else {
hint := "Wrong login name or password."
redirectPath = request.AppendParameter(r.URL.Path, map[string]string{request.HINT_KEY: hint})
}
}
go_lib.LogInfof("RPATH: %s\n", redirectPath)
http.Redirect(w, r, redirectPath, http.StatusFound)
}
}
