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 | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | type Server struct { |
| 64 | devicemap map[string]*device |
| 65 | gRPCserver *grpc.Server |
| 66 | dataproducer sarama.AsyncProducer |
| 67 | devicechan chan *importer.DeviceInfo |
| 68 | } |
| 69 | |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 70 | func (s *Server) GetEventList(c context.Context, info *importer.DeviceInfo) (*importer.SupportedEventList, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 71 | fmt.Println("Received GetEventList\n") |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 72 | eventstobesubscribed:= new(importer.SupportedEventList) |
| 73 | eventstobesubscribed.Events = vendor_default_events[info.Vendor] |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 74 | return eventstobesubscribed, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | func (s *Server) SetFrequency(c context.Context, info *importer.DeviceInfo) (*empty.Empty, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 78 | fmt.Println("Received SetFrequency") |
| 79 | s.devicemap[info.IpAddress].freqchan <- info.Frequency |
| 80 | return &empty.Empty{}, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 81 | } |
| 82 | |
| 83 | func (s *Server) SubsrcribeGivenEvents(c context.Context, subeventlist *importer.EventList) (*empty.Empty, error) { |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 84 | fmt.Println("Received SubsrcribeEvents\n") |
| 85 | //Call API to subscribe events |
| 86 | ip_address := subeventlist.EventIpAddress |
| 87 | for _, event := range subeventlist.Events { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 88 | if _, ok := s.devicemap[ip_address].subscriptions[event]; !ok { |
| 89 | rtn, id := add_subscription(ip_address, event) |
| 90 | if rtn { |
| 91 | s.devicemap[ip_address].subscriptions[event] = id |
| 92 | fmt.Println("subscription added", event, id) |
| 93 | } |
| 94 | } else { |
| 95 | log.WithFields(log.Fields{ |
| 96 | "Event": event, |
| 97 | }).Info("Already Subscribed") |
| 98 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 99 | } |
| 100 | return &empty.Empty{}, nil |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | func (s *Server) UnSubsrcribeGivenEvents(c context.Context, unsubeventlist *importer.EventList) (*empty.Empty, error) { |
| 104 | fmt.Println("Received UnSubsrcribeEvents\n") |
| 105 | ip_address := unsubeventlist.EventIpAddress |
| 106 | //Call API to unsubscribe events |
| 107 | for _, event := range unsubeventlist.Events { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 108 | if _, ok := s.devicemap[ip_address].subscriptions[event]; ok { |
| 109 | rtn := remove_subscription(ip_address, s.devicemap[ip_address].subscriptions[event] ) |
| 110 | if rtn { |
| 111 | delete(s.devicemap[ip_address].subscriptions, event) |
| 112 | fmt.Println("subscription removed", event) |
| 113 | } |
| 114 | } else { |
| 115 | log.WithFields(log.Fields{ |
| 116 | "Event": event, |
| 117 | }).Info("was not Subscribed") |
| 118 | } |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | return &empty.Empty{}, nil |
| 122 | } |
| 123 | |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 124 | func (s *Server) collect_data(ip_address string) { |
| 125 | freqchan := s.devicemap[ip_address].freqchan |
| 126 | ticker := s.devicemap[ip_address].datacollector.getdata |
| 127 | donechan := s.devicemap[ip_address].datacollector.quit |
| 128 | for { |
| 129 | select { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 130 | case freq := <-freqchan: |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 131 | ticker.Stop() |
| 132 | ticker = *time.NewTicker(time.Duration(freq) * time.Second) |
| 133 | case <-ticker.C: |
| 134 | for _, service := range redfish_services { |
| 135 | rtn, data := get_status(ip_address, service) |
| 136 | if rtn { |
| 137 | for _, str := range data { |
| 138 | str = "Device IP: " + ip_address + " " + str |
| 139 | b := []byte(str) |
| 140 | s.dataproducer.Input() <- &sarama.ProducerMessage{Topic: importerTopic, Value: sarama.StringEncoder(b)} |
| 141 | } |
| 142 | } |
| 143 | } |
| 144 | case <-donechan: |
| 145 | ticker.Stop() |
| 146 | fmt.Println("getdata ticker stopped") |
| 147 | return |
| 148 | } |
| 149 | } |
| 150 | } |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 151 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 152 | func (s *Server) SendDeviceInfo(c context.Context, info *importer.DeviceInfo) (*empty.Empty, error) { |
| 153 | d := device { |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 154 | subscriptions: make(map[string]uint), |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 155 | datacollector: scheduler{ |
| 156 | getdata: *time.NewTicker(time.Duration(info.Frequency) * time.Second), |
| 157 | quit: make(chan bool), |
| 158 | }, |
| 159 | freqchan: make(chan uint32), |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 160 | vendor: info.Vendor, |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 161 | } |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 162 | //default_events := [...]string{} |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 163 | s.devicemap[info.IpAddress] = &d |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 164 | ip_address:= info.IpAddress |
| 165 | fmt.Println("Configuring %s ...", ip_address) |
| 166 | // call subscription function with info.IpAddress |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 167 | http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true} |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 168 | default_events := vendor_default_events[info.Vendor] |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 169 | for _, event := range default_events { |
| 170 | rtn, id := add_subscription(ip_address, event) |
| 171 | if rtn { |
| 172 | s.devicemap[ip_address].subscriptions[event] = id |
| 173 | fmt.Println("subscription added", event, id) |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 174 | } |
| 175 | } |
mc | e702840 | 2019-07-18 04:10:01 +0000 | [diff] [blame] | 176 | go s.collect_data(ip_address) |
Dinesh Belwalkar | f57ee2e | 2019-07-11 17:46:00 +0000 | [diff] [blame] | 177 | return &empty.Empty{}, nil |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 178 | } |
mc | 6a9f01a | 2019-06-26 21:31:23 +0000 | [diff] [blame] | 179 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 180 | func NewGrpcServer(grpcport string) (l net.Listener, g *grpc.Server, e error) { |
| 181 | fmt.Println("Listening %s ...", grpcport) |
| 182 | g = grpc.NewServer() |
| 183 | l, e = net.Listen("tcp", grpcport) |
| 184 | return |
| 185 | } |
| 186 | func (s *Server) startgrpcserver()error { |
| 187 | fmt.Println("starting gRPC Server") |
| 188 | grpcport := ":50051" |
| 189 | listener, gserver, err := NewGrpcServer(grpcport) |
| 190 | if err != nil { |
| 191 | fmt.Println("Failed to create gRPC server: %v", err) |
| 192 | return err |
| 193 | } |
| 194 | s.gRPCserver = gserver |
| 195 | importer.RegisterDeviceManagementServer(gserver, s) |
| 196 | if err := gserver.Serve(listener); err != nil { |
| 197 | fmt.Println("Failed to run gRPC server: %v", err) |
| 198 | return err |
| 199 | } |
| 200 | return nil |
| 201 | |
| 202 | } |
| 203 | func (s *Server) kafkaInit() { |
| 204 | fmt.Println("Starting kafka init to Connect to broker: ") |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 205 | config := sarama.NewConfig() |
| 206 | config.Producer.RequiredAcks = sarama.WaitForAll |
| 207 | config.Producer.Retry.Max = 10 |
| 208 | config.Producer.Return.Successes = true |
| 209 | producer, err := sarama.NewAsyncProducer([]string{"cord-kafka.default.svc.cluster.local:9092"}, config) |
| 210 | if err != nil { |
| 211 | panic(err) |
| 212 | } |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 213 | s.dataproducer = producer |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 214 | defer func() { |
| 215 | if err := producer.Close(); err != nil { |
| 216 | panic(err) |
| 217 | } |
| 218 | }() |
| 219 | } |
| 220 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 221 | func (s *Server) handle_events(w http.ResponseWriter, r *http.Request) { |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 222 | signals := make(chan os.Signal, 1) |
| 223 | signal.Notify(signals, os.Interrupt) |
| 224 | |
| 225 | if(r.Method == "POST"){ |
| 226 | Body, err := ioutil.ReadAll(r.Body) |
| 227 | if err != nil { |
| 228 | fmt.Println("Error getting HTTP data",err) |
| 229 | } |
| 230 | defer r.Body.Close() |
| 231 | fmt.Printf("%s\n",Body) |
| 232 | message :=&sarama.ProducerMessage{ |
| 233 | Topic: importerTopic, |
| 234 | Value: sarama.StringEncoder(Body), |
| 235 | } |
| 236 | select { |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 237 | case s.dataproducer.Input() <- message: |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 238 | |
| 239 | case <-signals: |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 240 | s.dataproducer.AsyncClose() // Trigger a shutdown of the producer. |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 241 | } |
| 242 | } |
| 243 | } |
| 244 | |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 245 | func (s *Server) runServer() { |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 246 | fmt.Println("Starting HTTP Server") |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 247 | http.HandleFunc("/", s.handle_events) |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 248 | http.ListenAndServe(":8080", nil) |
| 249 | } |
| 250 | |
| 251 | func init() { |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 252 | Formatter := new(log.TextFormatter) |
| 253 | Formatter.TimestampFormat = "02-01-2006 15:04:05" |
| 254 | Formatter.FullTimestamp = true |
| 255 | log.SetFormatter(Formatter) |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 256 | fmt.Println("Connecting to broker: ") |
| 257 | fmt.Println("Listening to http server") |
Dinesh Belwalkar | a0493ad | 2019-07-22 19:58:42 +0000 | [diff] [blame^] | 258 | log.Info("log Connecting to broker:") |
| 259 | log.Info("log Listening to http server ") |
Dinesh Belwalkar | b6b2b30 | 2019-06-06 17:30:44 +0000 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | |
Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 263 | func main() { |
| 264 | fmt.Println("Starting Device-management Container") |
Dinesh Belwalkar | 4122960 | 2019-06-21 16:58:06 +0000 | [diff] [blame] | 265 | s := Server { |
| 266 | devicemap: make(map[string]*device), |
| 267 | devicechan: make(chan *importer.DeviceInfo), |
| 268 | } |
| 269 | go s.kafkaInit() |
| 270 | go s.runServer() |
| 271 | go s.startgrpcserver() |
Dinesh Belwalkar | 8af8d7d | 2019-05-29 21:00:50 +0000 | [diff] [blame] | 272 | quit := make(chan os.Signal) |
| 273 | signal.Notify(quit, os.Interrupt) |
| 274 | |
| 275 | select { |
| 276 | case sig := <-quit: |
| 277 | fmt.Println("Shutting down:", sig) |
| 278 | } |
Dinesh Belwalkar | 0121796 | 2019-05-23 21:51:16 +0000 | [diff] [blame] | 279 | } |