| 56 | var ErrClosedProxy = errors.New("use of closed proxy") |
| 57 | |
| 58 | func New(config *Config) (*Proxy, error) { |
| 59 | if err := config.Validate(); err != nil { |
| 60 | return nil, errors.Trace(err) |
| 61 | } |
| 62 | if err := models.ValidateProduct(config.ProductName); err != nil { |
| 63 | return nil, errors.Trace(err) |
| 64 | } |
| 65 | |
| 66 | s := &Proxy{} |
| 67 | s.config = config |
| 68 | s.exit.C = make(chan struct{}) |
| 69 | s.router = NewRouter(config) |
| 70 | s.ignore = make([]byte, config.ProxyHeapPlaceholder.Int64()) |
| 71 | |
| 72 | s.model = &models.Proxy{ |
| 73 | StartTime: time.Now().String(), |
| 74 | } |
| 75 | s.model.ProductName = config.ProductName |
| 76 | s.model.DataCenter = config.ProxyDataCenter |
| 77 | s.model.Pid = os.Getpid() |
| 78 | s.model.Pwd, _ = os.Getwd() |
| 79 | if b, err := exec.Command("uname", "-a").Output(); err != nil { |
| 80 | log.WarnErrorf(err, "run command uname failed") |
| 81 | } else { |
| 82 | s.model.Sys = strings.TrimSpace(string(b)) |
| 83 | } |
| 84 | s.model.Hostname = utils.Hostname |
| 85 | |
| 86 | if err := s.setup(config); err != nil { |
| 87 | s.Close() |
| 88 | return nil, err |
| 89 | } |
| 90 | |
| 91 | log.Warnf("[%p] create new proxy:\n%s", s, s.model.Encode()) |
| 92 | |
| 93 | unsafe2.SetMaxOffheapBytes(config.ProxyMaxOffheapBytes.Int64()) |
| 94 | |
| 95 | go s.serveAdmin() |
| 96 | go s.serveProxy() |
| 97 | |
| 98 | s.startMetricsJson() |
| 99 | s.startMetricsInfluxdb() |
| 100 | s.startMetricsStatsd() |
| 101 | |
| 102 | return s, nil |
| 103 | } |
| 104 | |
| 105 | func (s *Proxy) setup(config *Config) error { |
| 106 | proto := config.ProtoType |