func getProcessLogsHF(w http.ResponseWriter, r *http.Request, p rest.Params) error {
pid, err := parsePid(p.Get("pid"))
if err != nil {
return rest.BadRequest(err)
}
// Parse 'from', if 'from' is not specified then read all the logs from the start
// if 'from' format is different from the DATE_TIME_FORMAT then return 400
from, err := parseTime(r.URL.Query().Get("from"), time.Time{})
if err != nil {
return rest.BadRequest(errors.New("Bad format of 'from', " + err.Error()))
}
// Parse 'till', if 'till' is not specified then 'now' is used for it
// if 'till' format is different from the DATE_TIME_FORMAT then return 400
till, err := parseTime(r.URL.Query().Get("till"), time.Now())
if err != nil {
return rest.BadRequest(errors.New("Bad format of 'till', " + err.Error()))
}
logs, err := ReadLogs(pid, from, till)
if err != nil {
return asHttpError(err)
}
// limit logs from the latest to the earliest
// limit - how many the latest logs will be present
// skip - how many log lines should be skipped from the end
limit := restutil.IntQueryParam(r, "limit", DefaultLogsPerPageLimit)
skip := restutil.IntQueryParam(r, "skip", 0)
if limit < 1 {
return rest.BadRequest(errors.New("Required 'limit' to be > 0"))
}
if skip < 0 {
return rest.BadRequest(errors.New("Required 'skip' to be >= 0"))
}
len := len(logs)
fromIdx := int(math.Max(float64(len-limit-skip), 0))
toIdx := len - int(math.Min(float64(skip), float64(len)))
// Respond with an appropriate logs format, default json
format := r.URL.Query().Get("format")
switch strings.ToLower(format) {
case "text":
for _, item := range logs[fromIdx:toIdx] {
line := fmt.Sprintf("[%s] %s \t %s\n", item.Kind, item.Time.Format(DateTimeFormat), item.Text)
io.WriteString(w, line)
}
default:
return restutil.WriteJson(w, logs[fromIdx:toIdx])
}
return nil
}
func killProcessHF(w http.ResponseWriter, r *http.Request, p rest.Params) error {
pid, err := parsePid(p.Get("pid"))
if err != nil {
return rest.BadRequest(err)
}
if err := Kill(pid); err != nil {
return asHttpError(err)
}
return nil
}
func getProcessHF(w http.ResponseWriter, r *http.Request, p rest.Params) error {
pid, err := parsePid(p.Get("pid"))
if err != nil {
return rest.BadRequest(err)
}
process, err := Get(pid)
if err != nil {
return asHttpError(err)
}
return restutil.WriteJson(w, process)
}
func startProcessHF(w http.ResponseWriter, r *http.Request, p rest.Params) error {
command := Command{}
if err := restutil.ReadJson(r, &command); err != nil {
return err
}
if err := checkCommand(&command); err != nil {
return rest.BadRequest(err)
}
// If channel is provided then check whether it is ready to be
// first process subscriber and use it if it is
var subscriber *Subscriber
channelId := r.URL.Query().Get("channel")
if channelId != "" {
channel, ok := rpc.GetChannel(channelId)
if !ok {
m := fmt.Sprintf("Channel with id '%s' doesn't exist. Process won't be started", channelId)
return rest.NotFound(errors.New(m))
}
subscriber = &Subscriber{
Id: channelId,
Mask: parseTypes(r.URL.Query().Get("types")),
Channel: channel.Events,
}
}
pb := NewBuilder().Cmd(command)
if subscriber != nil {
pb.FirstSubscriber(*subscriber)
}
process, err := pb.Start()
if err != nil {
return err
}
return restutil.WriteJson(w, process)
}