Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 1 | // Copyright 2018 Open Networking Foundation |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package main |
| 16 | |
| 17 | import ( |
| 18 | "fmt" |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 19 | "net" |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 20 | "net/http" |
Dinesh Belwalkar | 8af8d7d | 2019-05-29 21:00:50 +0000 | [diff] [blame] | 21 | "os" |
| 22 | "os/signal" |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 23 | "io/ioutil" |
| 24 | "github.com/Shopify/sarama" |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 25 | "google.golang.org/grpc" |
| 26 | "golang.org/x/net/context" |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 27 | "crypto/tls" |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 28 | empty "github.com/golang/protobuf/ptypes/empty" |
| 29 | importer "./proto" |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 30 | log "github.com/Sirupsen/logrus" |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 31 | "time" |
Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 32 | ) |
| 33 | |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 34 | //globals |
| 35 | const REDFISH_ROOT = "/redfish/v1" |
| 36 | const CONTENT_TYPE = "application/json" |
| 37 | |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 38 | var ( |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 39 | importerTopic = "importer" |
| 40 | |
| 41 | ) |
| 42 | |
| 43 | var DataProducer sarama.AsyncProducer |
| 44 | |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 45 | |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 46 | var vendor_default_events = map[string][]string{ |
| 47 | "edgecore": {"ResourceAdded","ResourceRemoved","Alert"}, |
| 48 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 49 | var redfish_services = [...]string{"/Chassis", "/Systems","/EthernetSwitches"} |
| 50 | |
| 51 | type scheduler struct { |
| 52 | getdata time.Ticker |
| 53 | quit chan bool |
| 54 | } |
| 55 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 56 | type device struct { |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 57 | subscriptions map[string]uint |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 58 | datacollector scheduler |
| 59 | freqchan chan uint32 |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 60 | vendor string |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 61 | protocol string |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | type Server struct { |
| 65 | devicemap map[string]*device |
| 66 | gRPCserver *grpc.Server |
| 67 | dataproducer sarama.AsyncProducer |
| 68 | devicechan chan *importer.DeviceInfo |
| 69 | } |
| 70 | |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 71 | func (s *Server) GetEventList(c context.Context, info *importer.DeviceInfo) (*importer.SupportedEventList, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 72 | fmt.Println("Received GetEventList\n") |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 73 | eventstobesubscribed:= new(importer.SupportedEventList) |
| 74 | eventstobesubscribed.Events = vendor_default_events[info.Vendor] |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 75 | return eventstobesubscribed, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 76 | } |
| 77 | |
| 78 | func (s *Server) SetFrequency(c context.Context, info *importer.DeviceInfo) (*empty.Empty, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 79 | fmt.Println("Received SetFrequency") |
| 80 | s.devicemap[info.IpAddress].freqchan <- info.Frequency |
| 81 | return &empty.Empty{}, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | func (s *Server) SubsrcribeGivenEvents(c context.Context, subeventlist *importer.EventList) (*empty.Empty, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 85 | fmt.Println("Received SubsrcribeEvents\n") |
| 86 | //Call API to subscribe events |
| 87 | ip_address := subeventlist.EventIpAddress |
| 88 | for _, event := range subeventlist.Events { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 89 | if _, ok := s.devicemap[ip_address].subscriptions[event]; !ok { |
| 90 | rtn, id := add_subscription(ip_address, event) |
| 91 | if rtn { |
| 92 | s.devicemap[ip_address].subscriptions[event] = id |
| 93 | fmt.Println("subscription added", event, id) |
| 94 | } |
| 95 | } else { |
| 96 | log.WithFields(log.Fields{ |
| 97 | "Event": event, |
| 98 | }).Info("Already Subscribed") |
| 99 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 100 | } |
| 101 | return &empty.Empty{}, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | func (s *Server) UnSubsrcribeGivenEvents(c context.Context, unsubeventlist *importer.EventList) (*empty.Empty, error) { |
| 105 | fmt.Println("Received UnSubsrcribeEvents\n") |
| 106 | ip_address := unsubeventlist.EventIpAddress |
| 107 | //Call API to unsubscribe events |
| 108 | for _, event := range unsubeventlist.Events { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 109 | if _, ok := s.devicemap[ip_address].subscriptions[event]; ok { |
| 110 | rtn := remove_subscription(ip_address, s.devicemap[ip_address].subscriptions[event] ) |
| 111 | if rtn { |
| 112 | delete(s.devicemap[ip_address].subscriptions, event) |
| 113 | fmt.Println("subscription removed", event) |
| 114 | } |
| 115 | } else { |
| 116 | log.WithFields(log.Fields{ |
| 117 | "Event": event, |
| 118 | }).Info("was not Subscribed") |
| 119 | } |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 120 | } |
| 121 | |
| 122 | return &empty.Empty{}, nil |
| 123 | } |
| 124 | |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 125 | func (s *Server) collect_data(ip_address string) { |
| 126 | freqchan := s.devicemap[ip_address].freqchan |
| 127 | ticker := s.devicemap[ip_address].datacollector.getdata |
| 128 | donechan := s.devicemap[ip_address].datacollector.quit |
| 129 | for { |
| 130 | select { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 131 | case freq := <-freqchan: |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 132 | ticker.Stop() |
| 133 | ticker = *time.NewTicker(time.Duration(freq) * time.Second) |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 134 | case err := <-s.dataproducer.Errors(): |
| 135 | fmt.Println("Failed to produce message:", err) |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 136 | case <-ticker.C: |
| 137 | for _, service := range redfish_services { |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 138 | rtn, data := s.get_status(ip_address, service) |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 139 | if rtn { |
| 140 | for _, str := range data { |
| 141 | str = "Device IP: " + ip_address + " " + str |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 142 | fmt.Println("collected data %s ...", str) |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 143 | b := []byte(str) |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 144 | msg := &sarama.ProducerMessage{Topic: importerTopic, Value: sarama.StringEncoder(b)} |
| 145 | // check if needs to add for select case |
| 146 | select { |
| 147 | case s.dataproducer.Input() <- msg: |
| 148 | fmt.Println("Produce message") |
| 149 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 150 | } |
| 151 | } |
| 152 | } |
| 153 | case <-donechan: |
| 154 | ticker.Stop() |
| 155 | fmt.Println("getdata ticker stopped") |
| 156 | return |
| 157 | } |
| 158 | } |
| 159 | } |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 160 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 161 | func (s *Server) SendDeviceInfo(c context.Context, info *importer.DeviceInfo) (*empty.Empty, error) { |
| 162 | d := device { |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 163 | subscriptions: make(map[string]uint), |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 164 | datacollector: scheduler{ |
| 165 | getdata: *time.NewTicker(time.Duration(info.Frequency) * time.Second), |
| 166 | quit: make(chan bool), |
| 167 | }, |
| 168 | freqchan: make(chan uint32), |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 169 | vendor: info.Vendor, |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 170 | protocol: info.Protocol, |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 171 | } |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 172 | //default_events := [...]string{} |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 173 | s.devicemap[info.IpAddress] = &d |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 174 | fmt.Println("size of devicemap %d", len(s.devicemap)) |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 175 | ip_address:= info.IpAddress |
| 176 | fmt.Println("Configuring %s ...", ip_address) |
| 177 | // call subscription function with info.IpAddress |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 178 | http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true} |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 179 | default_events := vendor_default_events[info.Vendor] |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 180 | for _, event := range default_events { |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 181 | if _, ok := s.devicemap[ip_address].subscriptions[event]; !ok { |
| 182 | rtn, id := add_subscription(info.Protocol+"://"+ip_address, event) |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 183 | if rtn { |
| 184 | s.devicemap[ip_address].subscriptions[event] = id |
| 185 | fmt.Println("subscription added", event, id) |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 186 | } |
| 187 | } else { |
| 188 | log.WithFields(log.Fields{ |
| 189 | "Event": event, |
| 190 | }).Info("was Subscribed") |
| 191 | } |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 192 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 193 | go s.collect_data(ip_address) |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 194 | return &empty.Empty{}, nil |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 195 | } |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 196 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 197 | func NewGrpcServer(grpcport string) (l net.Listener, g *grpc.Server, e error) { |
| 198 | fmt.Println("Listening %s ...", grpcport) |
| 199 | g = grpc.NewServer() |
| 200 | l, e = net.Listen("tcp", grpcport) |
| 201 | return |
| 202 | } |
| 203 | func (s *Server) startgrpcserver()error { |
| 204 | fmt.Println("starting gRPC Server") |
| 205 | grpcport := ":50051" |
| 206 | listener, gserver, err := NewGrpcServer(grpcport) |
| 207 | if err != nil { |
| 208 | fmt.Println("Failed to create gRPC server: %v", err) |
| 209 | return err |
| 210 | } |
| 211 | s.gRPCserver = gserver |
| 212 | importer.RegisterDeviceManagementServer(gserver, s) |
| 213 | if err := gserver.Serve(listener); err != nil { |
| 214 | fmt.Println("Failed to run gRPC server: %v", err) |
| 215 | return err |
| 216 | } |
| 217 | return nil |
| 218 | |
| 219 | } |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 220 | func (s *Server) kafkaCloseProducer(){ |
| 221 | if err :=s.dataproducer.Close(); err != nil { |
| 222 | panic(err) |
| 223 | } |
| 224 | |
| 225 | } |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 226 | func (s *Server) kafkaInit() { |
| 227 | fmt.Println("Starting kafka init to Connect to broker: ") |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 228 | config := sarama.NewConfig() |
| 229 | config.Producer.RequiredAcks = sarama.WaitForAll |
| 230 | config.Producer.Retry.Max = 10 |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 231 | producer, err := sarama.NewAsyncProducer([]string{"cord-kafka.default.svc.cluster.local:9092"}, config) |
| 232 | if err != nil { |
| 233 | panic(err) |
| 234 | } |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 235 | s.dataproducer = producer |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 236 | } |
| 237 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 238 | func (s *Server) handle_events(w http.ResponseWriter, r *http.Request) { |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 239 | signals := make(chan os.Signal, 1) |
| 240 | signal.Notify(signals, os.Interrupt) |
| 241 | |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 242 | fmt.Println(" IN Handle Event ") |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 243 | if(r.Method == "POST"){ |
| 244 | Body, err := ioutil.ReadAll(r.Body) |
| 245 | if err != nil { |
| 246 | fmt.Println("Error getting HTTP data",err) |
| 247 | } |
| 248 | defer r.Body.Close() |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 249 | fmt.Println("Received Event Message ") |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 250 | fmt.Printf("%s\n",Body) |
| 251 | message :=&sarama.ProducerMessage{ |
| 252 | Topic: importerTopic, |
| 253 | Value: sarama.StringEncoder(Body), |
| 254 | } |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 255 | s.dataproducer.Input() <- message |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 256 | } |
| 257 | } |
| 258 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 259 | func (s *Server) runServer() { |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 260 | fmt.Println("Starting HTTP Server") |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 261 | http.HandleFunc("/", s.handle_events) |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 262 | http.ListenAndServeTLS(":8080", "https-server.crt", "https-server.key", nil) |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 263 | } |
| 264 | |
| 265 | func init() { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 266 | Formatter := new(log.TextFormatter) |
| 267 | Formatter.TimestampFormat = "02-01-2006 15:04:05" |
| 268 | Formatter.FullTimestamp = true |
| 269 | log.SetFormatter(Formatter) |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 270 | fmt.Println("Connecting to broker: ") |
| 271 | fmt.Println("Listening to http server") |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame] | 272 | log.Info("log Connecting to broker:") |
| 273 | log.Info("log Listening to http server ") |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 274 | //sarama.Logger = log.New() |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | |
Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 278 | func main() { |
| 279 | fmt.Println("Starting Device-management Container") |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 280 | s := Server { |
| 281 | devicemap: make(map[string]*device), |
| 282 | devicechan: make(chan *importer.DeviceInfo), |
| 283 | } |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 284 | // check if we should keep this as go routines |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 285 | go s.kafkaInit() |
| 286 | go s.runServer() |
| 287 | go s.startgrpcserver() |
Dinesh Belwalkar | 8af8d7d | 2019-05-29 21:00:50 +0000 | [diff] [blame] | 288 | quit := make(chan os.Signal) |
| 289 | signal.Notify(quit, os.Interrupt) |
| 290 | |
| 291 | select { |
| 292 | case sig := <-quit: |
| 293 | fmt.Println("Shutting down:", sig) |
Dinesh Belwalkar | e1e85ad | 2019-07-31 23:06:47 +0000 | [diff] [blame^] | 294 | s.kafkaCloseProducer() |
Dinesh Belwalkar | 8af8d7d | 2019-05-29 21:00:50 +0000 | [diff] [blame] | 295 | } |
Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 296 | } |