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authorJanos Guljas <janos@resenje.org>2017-12-14 17:35:49 +0800
committerJanos Guljas <janos@resenje.org>2017-12-14 17:36:12 +0800
commit47a801455966298d1d1519eebb955024c8f02b84 (patch)
tree5b8144ba4844092dc0bae599fc3314eaacf1a7b4 /p2p/simulations/http.go
parent19982f946735948478b6b7e7706f1b615f171d0d (diff)
parent3654aeaa4f87452ac5bc801a18808189595e2ef8 (diff)
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cmd/swarm: Merge branch 'master' into multiple-ens-endpoints
Fix a conflict in cmd/swarm envVarsOverride function.
Diffstat (limited to 'p2p/simulations/http.go')
-rw-r--r--p2p/simulations/http.go64
1 files changed, 62 insertions, 2 deletions
diff --git a/p2p/simulations/http.go b/p2p/simulations/http.go
index 3fa8b9292..97dd742e8 100644
--- a/p2p/simulations/http.go
+++ b/p2p/simulations/http.go
@@ -27,6 +27,7 @@ import (
"net/http"
"strconv"
"strings"
+ "sync"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/p2p"
@@ -263,8 +264,10 @@ func (c *Client) Send(method, path string, in, out interface{}) error {
// Server is an HTTP server providing an API to manage a simulation network
type Server struct {
- router *httprouter.Router
- network *Network
+ router *httprouter.Router
+ network *Network
+ mockerStop chan struct{} // when set, stops the current mocker
+ mockerMtx sync.Mutex // synchronises access to the mockerStop field
}
// NewServer returns a new simulation API server
@@ -278,6 +281,10 @@ func NewServer(network *Network) *Server {
s.GET("/", s.GetNetwork)
s.POST("/start", s.StartNetwork)
s.POST("/stop", s.StopNetwork)
+ s.POST("/mocker/start", s.StartMocker)
+ s.POST("/mocker/stop", s.StopMocker)
+ s.GET("/mocker", s.GetMockers)
+ s.POST("/reset", s.ResetNetwork)
s.GET("/events", s.StreamNetworkEvents)
s.GET("/snapshot", s.CreateSnapshot)
s.POST("/snapshot", s.LoadSnapshot)
@@ -318,6 +325,59 @@ func (s *Server) StopNetwork(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(http.StatusOK)
}
+// StartMocker starts the mocker node simulation
+func (s *Server) StartMocker(w http.ResponseWriter, req *http.Request) {
+ s.mockerMtx.Lock()
+ defer s.mockerMtx.Unlock()
+ if s.mockerStop != nil {
+ http.Error(w, "mocker already running", http.StatusInternalServerError)
+ return
+ }
+ mockerType := req.FormValue("mocker-type")
+ mockerFn := LookupMocker(mockerType)
+ if mockerFn == nil {
+ http.Error(w, fmt.Sprintf("unknown mocker type %q", mockerType), http.StatusBadRequest)
+ return
+ }
+ nodeCount, err := strconv.Atoi(req.FormValue("node-count"))
+ if err != nil {
+ http.Error(w, "invalid node-count provided", http.StatusBadRequest)
+ return
+ }
+ s.mockerStop = make(chan struct{})
+ go mockerFn(s.network, s.mockerStop, nodeCount)
+
+ w.WriteHeader(http.StatusOK)
+}
+
+// StopMocker stops the mocker node simulation
+func (s *Server) StopMocker(w http.ResponseWriter, req *http.Request) {
+ s.mockerMtx.Lock()
+ defer s.mockerMtx.Unlock()
+ if s.mockerStop == nil {
+ http.Error(w, "stop channel not initialized", http.StatusInternalServerError)
+ return
+ }
+ close(s.mockerStop)
+ s.mockerStop = nil
+
+ w.WriteHeader(http.StatusOK)
+}
+
+// GetMockerList returns a list of available mockers
+func (s *Server) GetMockers(w http.ResponseWriter, req *http.Request) {
+
+ list := GetMockerList()
+ s.JSON(w, http.StatusOK, list)
+}
+
+// ResetNetwork resets all properties of a network to its initial (empty) state
+func (s *Server) ResetNetwork(w http.ResponseWriter, req *http.Request) {
+ s.network.Reset()
+
+ w.WriteHeader(http.StatusOK)
+}
+
// StreamNetworkEvents streams network events as a server-sent-events stream
func (s *Server) StreamNetworkEvents(w http.ResponseWriter, req *http.Request) {
events := make(chan *Event)