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Merge pull request #178 from rod-hynes/master
Initial automated testing for server
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,194 @@ | ||
| /* | ||
| * Copyright (c) 2016, Psiphon Inc. | ||
| * All rights reserved. | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| * | ||
| */ | ||
|
|
||
| package server | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "flag" | ||
| "fmt" | ||
| "io/ioutil" | ||
| "net/http" | ||
| "net/url" | ||
| "os" | ||
| "sync" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/Psiphon-Labs/psiphon-tunnel-core/psiphon" | ||
| ) | ||
|
|
||
| func TestMain(m *testing.M) { | ||
| flag.Parse() | ||
| os.Remove(psiphon.DATA_STORE_FILENAME) | ||
| psiphon.SetEmitDiagnosticNotices(true) | ||
| os.Exit(m.Run()) | ||
| } | ||
|
|
||
| func TestServer(t *testing.T) { | ||
|
|
||
| // create a server | ||
|
|
||
| serverConfigFileContents, serverEntryFileContents, err := GenerateConfig( | ||
| &GenerateConfigParams{}) | ||
| if err != nil { | ||
| t.Fatalf("error generating server config: %s", err) | ||
| } | ||
|
|
||
| // customize server config | ||
|
|
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| var serverConfig interface{} | ||
| json.Unmarshal(serverConfigFileContents, &serverConfig) | ||
| serverConfig.(map[string]interface{})["GeoIPDatabaseFilename"] = "" | ||
| serverConfigFileContents, _ = json.Marshal(serverConfig) | ||
|
|
||
| // run server | ||
|
|
||
| serverWaitGroup := new(sync.WaitGroup) | ||
| serverWaitGroup.Add(1) | ||
| go func() { | ||
| defer serverWaitGroup.Done() | ||
| err := RunServices([][]byte{serverConfigFileContents}) | ||
| if err != nil { | ||
| // TODO: wrong goroutine for t.FatalNow() | ||
| t.Fatalf("error running server: %s", err) | ||
| } | ||
| }() | ||
| defer func() { | ||
|
|
||
| // Test: orderly server shutdown | ||
|
|
||
| p, _ := os.FindProcess(os.Getpid()) | ||
| p.Signal(os.Interrupt) | ||
|
|
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| shutdownTimeout := time.NewTimer(5 * time.Second) | ||
|
|
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| shutdownOk := make(chan struct{}, 1) | ||
| go func() { | ||
| serverWaitGroup.Wait() | ||
| shutdownOk <- *new(struct{}) | ||
| }() | ||
|
|
||
| select { | ||
| case <-shutdownOk: | ||
| case <-shutdownTimeout.C: | ||
| t.Fatalf("server shutdown timeout exceeded") | ||
| } | ||
| }() | ||
|
|
||
| // connect to server with client | ||
|
|
||
| // TODO: currently, TargetServerEntry only works with one tunnel | ||
| numTunnels := 1 | ||
| localHTTPProxyPort := 8080 | ||
| establishTunnelPausePeriodSeconds := 1 | ||
|
|
||
| // Note: calling LoadConfig ensures all *int config fields are initialized | ||
| configJson := ` | ||
| { | ||
| "ClientVersion": "0", | ||
| "PropagationChannelId": "0", | ||
| "SponsorId": "0" | ||
| }` | ||
| clientConfig, _ := psiphon.LoadConfig([]byte(configJson)) | ||
|
|
||
| clientConfig.ConnectionWorkerPoolSize = numTunnels | ||
| clientConfig.TunnelPoolSize = numTunnels | ||
| clientConfig.DisableRemoteServerListFetcher = true | ||
| clientConfig.EstablishTunnelPausePeriodSeconds = &establishTunnelPausePeriodSeconds | ||
| clientConfig.TargetServerEntry = string(serverEntryFileContents) | ||
| clientConfig.TunnelProtocol = "OSSH" | ||
| clientConfig.LocalHttpProxyPort = localHTTPProxyPort | ||
|
|
||
| err = psiphon.InitDataStore(clientConfig) | ||
| if err != nil { | ||
| t.Fatalf("error initializing client datastore: %s", err) | ||
| } | ||
|
|
||
| controller, err := psiphon.NewController(clientConfig) | ||
| if err != nil { | ||
| t.Fatalf("error creating client controller: %s", err) | ||
| } | ||
|
|
||
| tunnelsEstablished := make(chan struct{}, 1) | ||
|
|
||
| psiphon.SetNoticeOutput(psiphon.NewNoticeReceiver( | ||
| func(notice []byte) { | ||
|
|
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| fmt.Printf("%s\n", string(notice)) | ||
|
|
||
| noticeType, payload, err := psiphon.GetNotice(notice) | ||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| switch noticeType { | ||
| case "Tunnels": | ||
| count := int(payload["count"].(float64)) | ||
| if count >= numTunnels { | ||
| select { | ||
| case tunnelsEstablished <- *new(struct{}): | ||
| default: | ||
| } | ||
| } | ||
| } | ||
| })) | ||
|
|
||
| go func() { | ||
| shutdownBroadcast := make(chan struct{}) | ||
| controller.Run(shutdownBroadcast) | ||
| }() | ||
|
|
||
| // Test: tunnels must be established within 30 seconds | ||
|
|
||
| establishTimeout := time.NewTimer(30 * time.Second) | ||
| select { | ||
| case <-tunnelsEstablished: | ||
| case <-establishTimeout.C: | ||
| t.Fatalf("tunnel establish timeout exceeded") | ||
| } | ||
|
|
||
| // Test: tunneled web site fetch | ||
|
|
||
| testUrl := "https://psiphon.ca" | ||
| roundTripTimeout := 30 * time.Second | ||
|
|
||
| proxyUrl, err := url.Parse(fmt.Sprintf("http://127.0.0.1:%d", localHTTPProxyPort)) | ||
| if err != nil { | ||
| t.Fatalf("error initializing proxied HTTP request: %s", err) | ||
| } | ||
|
|
||
| httpClient := &http.Client{ | ||
| Transport: &http.Transport{ | ||
| Proxy: http.ProxyURL(proxyUrl), | ||
| }, | ||
| Timeout: roundTripTimeout, | ||
| } | ||
|
|
||
| response, err := httpClient.Get(testUrl) | ||
| if err != nil { | ||
| t.Fatalf("error sending proxied HTTP request: %s", err) | ||
| } | ||
|
|
||
| _, err = ioutil.ReadAll(response.Body) | ||
| if err != nil { | ||
| t.Fatalf("error reading proxied HTTP response: %s", err) | ||
| } | ||
| response.Body.Close() | ||
| } |