package agent import ( "bytes" "encoding/json" "net/http" "net/http/httptest" "testing" "time" "github.com/hashicorp/consul/agent/structs" "github.com/hashicorp/consul/api" "github.com/hashicorp/consul/testrpc" "github.com/hashicorp/consul/testutil/retry" "github.com/hashicorp/consul/types" "github.com/pascaldekloe/goe/verify" ) func verifySession(r *retry.R, a *TestAgent, want structs.Session) { args := &structs.SessionSpecificRequest{ Datacenter: "dc1", Session: want.ID, } var out structs.IndexedSessions if err := a.RPC("Session.Get", args, &out); err != nil { r.Fatalf("err: %v", err) } if len(out.Sessions) != 1 { r.Fatalf("bad: %#v", out.Sessions) } // Make a copy so we don't modify the state store copy for an in-mem // RPC and zero out the Raft info for the compare. got := *(out.Sessions[0]) got.CreateIndex = 0 got.ModifyIndex = 0 verify.Values(r, "", got, want) } func TestSessionCreate(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") // Create a health check args := &structs.RegisterRequest{ Datacenter: "dc1", Node: a.Config.NodeName, Address: "127.0.0.1", Check: &structs.HealthCheck{ CheckID: "consul", Node: a.Config.NodeName, Name: "consul", ServiceID: "consul", Status: api.HealthPassing, }, } retry.Run(t, func(r *retry.R) { var out struct{} if err := a.RPC("Catalog.Register", args, &out); err != nil { r.Fatalf("err: %v", err) } // Associate session with node and 2 health checks body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "Name": "my-cool-session", "Node": a.Config.NodeName, "Checks": []types.CheckID{structs.SerfCheckID, "consul"}, "LockDelay": "20s", } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() obj, err := a.srv.SessionCreate(resp, req) if err != nil { r.Fatalf("err: %v", err) } want := structs.Session{ ID: obj.(sessionCreateResponse).ID, Name: "my-cool-session", Node: a.Config.NodeName, Checks: []types.CheckID{structs.SerfCheckID, "consul"}, LockDelay: 20 * time.Second, Behavior: structs.SessionKeysRelease, } verifySession(r, a, want) }) } func TestSessionCreate_Delete(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") // Create a health check args := &structs.RegisterRequest{ Datacenter: "dc1", Node: a.Config.NodeName, Address: "127.0.0.1", Check: &structs.HealthCheck{ CheckID: "consul", Node: a.Config.NodeName, Name: "consul", ServiceID: "consul", Status: api.HealthPassing, }, } retry.Run(t, func(r *retry.R) { var out struct{} if err := a.RPC("Catalog.Register", args, &out); err != nil { r.Fatalf("err: %v", err) } // Associate session with node and 2 health checks, and make it delete on session destroy body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "Name": "my-cool-session", "Node": a.Config.NodeName, "Checks": []types.CheckID{structs.SerfCheckID, "consul"}, "LockDelay": "20s", "Behavior": structs.SessionKeysDelete, } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() obj, err := a.srv.SessionCreate(resp, req) if err != nil { r.Fatalf("err: %v", err) } want := structs.Session{ ID: obj.(sessionCreateResponse).ID, Name: "my-cool-session", Node: a.Config.NodeName, Checks: []types.CheckID{structs.SerfCheckID, "consul"}, LockDelay: 20 * time.Second, Behavior: structs.SessionKeysDelete, } verifySession(r, a, want) }) } func TestSessionCreate_DefaultCheck(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") // Associate session with node and 2 health checks body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "Name": "my-cool-session", "Node": a.Config.NodeName, "LockDelay": "20s", } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() retry.Run(t, func(r *retry.R) { obj, err := a.srv.SessionCreate(resp, req) if err != nil { r.Fatalf("err: %v", err) } want := structs.Session{ ID: obj.(sessionCreateResponse).ID, Name: "my-cool-session", Node: a.Config.NodeName, Checks: []types.CheckID{structs.SerfCheckID}, LockDelay: 20 * time.Second, Behavior: structs.SessionKeysRelease, } verifySession(r, a, want) }) } func TestSessionCreate_NoCheck(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForLeader(t, a.RPC, "dc1") // Associate session with node and 2 health checks body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "Name": "my-cool-session", "Node": a.Config.NodeName, "Checks": []types.CheckID{}, "LockDelay": "20s", } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() retry.Run(t, func(r *retry.R) { obj, err := a.srv.SessionCreate(resp, req) if err != nil { r.Fatalf("err: %v", err) } want := structs.Session{ ID: obj.(sessionCreateResponse).ID, Name: "my-cool-session", Node: a.Config.NodeName, Checks: []types.CheckID{}, LockDelay: 20 * time.Second, Behavior: structs.SessionKeysRelease, } verifySession(r, a, want) }) } func TestFixupLockDelay(t *testing.T) { t.Parallel() inp := map[string]interface{}{ "lockdelay": float64(15), } if err := FixupLockDelay(inp); err != nil { t.Fatalf("err: %v", err) } if inp["lockdelay"] != 15*time.Second { t.Fatalf("bad: %v", inp) } inp = map[string]interface{}{ "lockDelay": float64(15 * time.Second), } if err := FixupLockDelay(inp); err != nil { t.Fatalf("err: %v", err) } if inp["lockDelay"] != 15*time.Second { t.Fatalf("bad: %v", inp) } inp = map[string]interface{}{ "LockDelay": "15s", } if err := FixupLockDelay(inp); err != nil { t.Fatalf("err: %v", err) } if inp["LockDelay"] != 15*time.Second { t.Fatalf("bad: %v", inp) } } func makeTestSession(t *testing.T, srv *HTTPServer) string { req, _ := http.NewRequest("PUT", "/v1/session/create", nil) resp := httptest.NewRecorder() obj, err := srv.SessionCreate(resp, req) if err != nil { t.Fatalf("err: %v", err) } sessResp := obj.(sessionCreateResponse) return sessResp.ID } func makeTestSessionDelete(t *testing.T, srv *HTTPServer) string { // Create Session with delete behavior body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "Behavior": "delete", } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() obj, err := srv.SessionCreate(resp, req) if err != nil { t.Fatalf("err: %v", err) } sessResp := obj.(sessionCreateResponse) return sessResp.ID } func makeTestSessionTTL(t *testing.T, srv *HTTPServer, ttl string) string { // Create Session with TTL body := bytes.NewBuffer(nil) enc := json.NewEncoder(body) raw := map[string]interface{}{ "TTL": ttl, } enc.Encode(raw) req, _ := http.NewRequest("PUT", "/v1/session/create", body) resp := httptest.NewRecorder() obj, err := srv.SessionCreate(resp, req) if err != nil { t.Fatalf("err: %v", err) } sessResp := obj.(sessionCreateResponse) return sessResp.ID } func TestSessionDestroy(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") id := makeTestSession(t, a.srv) req, _ := http.NewRequest("PUT", "/v1/session/destroy/"+id, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionDestroy(resp, req) if err != nil { t.Fatalf("err: %v", err) } if resp := obj.(bool); !resp { t.Fatalf("should work") } } func TestSessionCustomTTL(t *testing.T) { t.Parallel() ttl := 250 * time.Millisecond a := NewTestAgent(t.Name(), ` session_ttl_min = "250ms" `) defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") retry.Run(t, func(r *retry.R) { id := makeTestSessionTTL(t, a.srv, ttl.String()) req, _ := http.NewRequest("GET", "/v1/session/info/"+id, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionGet(resp, req) if err != nil { r.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { r.Fatalf("should work") } if len(respObj) != 1 { r.Fatalf("bad: %v", respObj) } if respObj[0].TTL != ttl.String() { r.Fatalf("Incorrect TTL: %s", respObj[0].TTL) } time.Sleep(ttl*structs.SessionTTLMultiplier + ttl) req, _ = http.NewRequest("GET", "/v1/session/info/"+id, nil) resp = httptest.NewRecorder() obj, err = a.srv.SessionGet(resp, req) if err != nil { r.Fatalf("err: %v", err) } respObj, ok = obj.(structs.Sessions) if len(respObj) != 0 { r.Fatalf("session '%s' should have been destroyed", id) } }) } func TestSessionTTLRenew(t *testing.T) { // t.Parallel() // timing test. no parallel ttl := 250 * time.Millisecond a := NewTestAgent(t.Name(), ` session_ttl_min = "250ms" `) defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") id := makeTestSessionTTL(t, a.srv, ttl.String()) req, _ := http.NewRequest("GET", "/v1/session/info/"+id, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionGet(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if len(respObj) != 1 { t.Fatalf("bad: %v", respObj) } if respObj[0].TTL != ttl.String() { t.Fatalf("Incorrect TTL: %s", respObj[0].TTL) } // Sleep to consume some time before renew time.Sleep(ttl * (structs.SessionTTLMultiplier / 2)) req, _ = http.NewRequest("PUT", "/v1/session/renew/"+id, nil) resp = httptest.NewRecorder() obj, err = a.srv.SessionRenew(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok = obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if len(respObj) != 1 { t.Fatalf("bad: %v", respObj) } // Sleep for ttl * TTL Multiplier time.Sleep(ttl * structs.SessionTTLMultiplier) req, _ = http.NewRequest("GET", "/v1/session/info/"+id, nil) resp = httptest.NewRecorder() obj, err = a.srv.SessionGet(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok = obj.(structs.Sessions) if !ok { t.Fatalf("session '%s' should have renewed", id) } if len(respObj) != 1 { t.Fatalf("session '%s' should have renewed", id) } // now wait for timeout and expect session to get destroyed time.Sleep(ttl * structs.SessionTTLMultiplier) req, _ = http.NewRequest("GET", "/v1/session/info/"+id, nil) resp = httptest.NewRecorder() obj, err = a.srv.SessionGet(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok = obj.(structs.Sessions) if !ok { t.Fatalf("session '%s' should have destroyed", id) } if len(respObj) != 0 { t.Fatalf("session '%s' should have destroyed", id) } } func TestSessionGet(t *testing.T) { t.Parallel() t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") req, _ := http.NewRequest("GET", "/v1/session/info/adf4238a-882b-9ddc-4a9d-5b6758e4159e", nil) resp := httptest.NewRecorder() retry.Run(t, func(r *retry.R) { obj, err := a.srv.SessionGet(resp, req) if err != nil { r.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { r.Fatalf("should work") } if respObj == nil || len(respObj) != 0 { r.Fatalf("bad: %v", respObj) } }) }) t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") id := makeTestSession(t, a.srv) req, _ := http.NewRequest("GET", "/v1/session/info/"+id, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionGet(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if len(respObj) != 1 { t.Fatalf("bad: %v", respObj) } }) } func TestSessionList(t *testing.T) { t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") req, _ := http.NewRequest("GET", "/v1/session/list", nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionList(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if respObj == nil || len(respObj) != 0 { t.Fatalf("bad: %v", respObj) } }) t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") var ids []string for i := 0; i < 10; i++ { ids = append(ids, makeTestSession(t, a.srv)) } req, _ := http.NewRequest("GET", "/v1/session/list", nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionList(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if len(respObj) != 10 { t.Fatalf("bad: %v", respObj) } }) } func TestSessionsForNode(t *testing.T) { t.Parallel() t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") req, _ := http.NewRequest("GET", "/v1/session/node/"+a.Config.NodeName, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionsForNode(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if respObj == nil || len(respObj) != 0 { t.Fatalf("bad: %v", respObj) } }) t.Run("", func(t *testing.T) { a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") var ids []string for i := 0; i < 10; i++ { ids = append(ids, makeTestSession(t, a.srv)) } req, _ := http.NewRequest("GET", "/v1/session/node/"+a.Config.NodeName, nil) resp := httptest.NewRecorder() obj, err := a.srv.SessionsForNode(resp, req) if err != nil { t.Fatalf("err: %v", err) } respObj, ok := obj.(structs.Sessions) if !ok { t.Fatalf("should work") } if len(respObj) != 10 { t.Fatalf("bad: %v", respObj) } }) } func TestSessionDeleteDestroy(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() testrpc.WaitForTestAgent(t, a.RPC, "dc1") id := makeTestSessionDelete(t, a.srv) // now create a new key for the session and acquire it buf := bytes.NewBuffer([]byte("test")) req, _ := http.NewRequest("PUT", "/v1/kv/ephemeral?acquire="+id, buf) resp := httptest.NewRecorder() obj, err := a.srv.KVSEndpoint(resp, req) if err != nil { t.Fatalf("err: %v", err) } if res := obj.(bool); !res { t.Fatalf("should work") } // now destroy the session, this should delete the key created above req, _ = http.NewRequest("PUT", "/v1/session/destroy/"+id, nil) resp = httptest.NewRecorder() obj, err = a.srv.SessionDestroy(resp, req) if err != nil { t.Fatalf("err: %v", err) } if resp := obj.(bool); !resp { t.Fatalf("should work") } // Verify that the key is gone req, _ = http.NewRequest("GET", "/v1/kv/ephemeral", nil) resp = httptest.NewRecorder() obj, _ = a.srv.KVSEndpoint(resp, req) res, found := obj.(structs.DirEntries) if found || len(res) != 0 { t.Fatalf("bad: %v found, should be nothing", res) } }