github.com/flavio/docker@v0.1.3-0.20170117145210-f63d1a6eec47/integration-cli/docker_api_exec_test.go (about) 1 // +build !test_no_exec 2 3 package main 4 5 import ( 6 "bytes" 7 "encoding/json" 8 "fmt" 9 "net/http" 10 "strings" 11 "time" 12 13 "github.com/docker/docker/integration-cli/checker" 14 "github.com/docker/docker/integration-cli/request" 15 "github.com/docker/docker/pkg/testutil" 16 "github.com/go-check/check" 17 ) 18 19 // Regression test for #9414 20 func (s *DockerSuite) TestExecAPICreateNoCmd(c *check.C) { 21 name := "exec_test" 22 dockerCmd(c, "run", "-d", "-t", "--name", name, "busybox", "/bin/sh") 23 24 status, body, err := request.SockRequest("POST", fmt.Sprintf("/containers/%s/exec", name), map[string]interface{}{"Cmd": nil}, daemonHost()) 25 c.Assert(err, checker.IsNil) 26 c.Assert(status, checker.Equals, http.StatusInternalServerError) 27 28 comment := check.Commentf("Expected message when creating exec command with no Cmd specified") 29 c.Assert(getErrorMessage(c, body), checker.Contains, "No exec command specified", comment) 30 } 31 32 func (s *DockerSuite) TestExecAPICreateNoValidContentType(c *check.C) { 33 name := "exec_test" 34 dockerCmd(c, "run", "-d", "-t", "--name", name, "busybox", "/bin/sh") 35 36 jsonData := bytes.NewBuffer(nil) 37 if err := json.NewEncoder(jsonData).Encode(map[string]interface{}{"Cmd": nil}); err != nil { 38 c.Fatalf("Can not encode data to json %s", err) 39 } 40 41 res, body, err := request.SockRequestRaw("POST", fmt.Sprintf("/containers/%s/exec", name), jsonData, "text/plain", daemonHost()) 42 c.Assert(err, checker.IsNil) 43 c.Assert(res.StatusCode, checker.Equals, http.StatusInternalServerError) 44 45 b, err := testutil.ReadBody(body) 46 c.Assert(err, checker.IsNil) 47 48 comment := check.Commentf("Expected message when creating exec command with invalid Content-Type specified") 49 c.Assert(getErrorMessage(c, b), checker.Contains, "Content-Type specified", comment) 50 } 51 52 func (s *DockerSuite) TestExecAPICreateContainerPaused(c *check.C) { 53 // Not relevant on Windows as Windows containers cannot be paused 54 testRequires(c, DaemonIsLinux) 55 name := "exec_create_test" 56 dockerCmd(c, "run", "-d", "-t", "--name", name, "busybox", "/bin/sh") 57 58 dockerCmd(c, "pause", name) 59 status, body, err := request.SockRequest("POST", fmt.Sprintf("/containers/%s/exec", name), map[string]interface{}{"Cmd": []string{"true"}}, daemonHost()) 60 c.Assert(err, checker.IsNil) 61 c.Assert(status, checker.Equals, http.StatusConflict) 62 63 comment := check.Commentf("Expected message when creating exec command with Container %s is paused", name) 64 c.Assert(getErrorMessage(c, body), checker.Contains, "Container "+name+" is paused, unpause the container before exec", comment) 65 } 66 67 func (s *DockerSuite) TestExecAPIStart(c *check.C) { 68 testRequires(c, DaemonIsLinux) // Uses pause/unpause but bits may be salvagable to Windows to Windows CI 69 dockerCmd(c, "run", "-d", "--name", "test", "busybox", "top") 70 71 id := createExec(c, "test") 72 startExec(c, id, http.StatusOK) 73 74 var execJSON struct{ PID int } 75 inspectExec(c, id, &execJSON) 76 c.Assert(execJSON.PID, checker.GreaterThan, 1) 77 78 id = createExec(c, "test") 79 dockerCmd(c, "stop", "test") 80 81 startExec(c, id, http.StatusNotFound) 82 83 dockerCmd(c, "start", "test") 84 startExec(c, id, http.StatusNotFound) 85 86 // make sure exec is created before pausing 87 id = createExec(c, "test") 88 dockerCmd(c, "pause", "test") 89 startExec(c, id, http.StatusConflict) 90 dockerCmd(c, "unpause", "test") 91 startExec(c, id, http.StatusOK) 92 } 93 94 func (s *DockerSuite) TestExecAPIStartEnsureHeaders(c *check.C) { 95 testRequires(c, DaemonIsLinux) 96 dockerCmd(c, "run", "-d", "--name", "test", "busybox", "top") 97 98 id := createExec(c, "test") 99 resp, _, err := request.SockRequestRaw("POST", fmt.Sprintf("/exec/%s/start", id), strings.NewReader(`{"Detach": true}`), "application/json", daemonHost()) 100 c.Assert(err, checker.IsNil) 101 c.Assert(resp.Header.Get("Server"), checker.Not(checker.Equals), "") 102 } 103 104 func (s *DockerSuite) TestExecAPIStartBackwardsCompatible(c *check.C) { 105 testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later 106 runSleepingContainer(c, "-d", "--name", "test") 107 id := createExec(c, "test") 108 109 resp, body, err := request.SockRequestRaw("POST", fmt.Sprintf("/v1.20/exec/%s/start", id), strings.NewReader(`{"Detach": true}`), "text/plain", daemonHost()) 110 c.Assert(err, checker.IsNil) 111 112 b, err := testutil.ReadBody(body) 113 comment := check.Commentf("response body: %s", b) 114 c.Assert(err, checker.IsNil, comment) 115 c.Assert(resp.StatusCode, checker.Equals, http.StatusOK, comment) 116 } 117 118 // #19362 119 func (s *DockerSuite) TestExecAPIStartMultipleTimesError(c *check.C) { 120 runSleepingContainer(c, "-d", "--name", "test") 121 execID := createExec(c, "test") 122 startExec(c, execID, http.StatusOK) 123 124 timeout := time.After(60 * time.Second) 125 var execJSON struct{ Running bool } 126 for { 127 select { 128 case <-timeout: 129 c.Fatal("timeout waiting for exec to start") 130 default: 131 } 132 133 inspectExec(c, execID, &execJSON) 134 if !execJSON.Running { 135 break 136 } 137 } 138 139 startExec(c, execID, http.StatusConflict) 140 } 141 142 // #20638 143 func (s *DockerSuite) TestExecAPIStartWithDetach(c *check.C) { 144 name := "foo" 145 runSleepingContainer(c, "-d", "-t", "--name", name) 146 data := map[string]interface{}{ 147 "cmd": []string{"true"}, 148 "AttachStdin": true, 149 } 150 _, b, err := request.SockRequest("POST", fmt.Sprintf("/containers/%s/exec", name), data, daemonHost()) 151 c.Assert(err, checker.IsNil, check.Commentf(string(b))) 152 153 createResp := struct { 154 ID string `json:"Id"` 155 }{} 156 c.Assert(json.Unmarshal(b, &createResp), checker.IsNil, check.Commentf(string(b))) 157 158 _, body, err := request.SockRequestRaw("POST", fmt.Sprintf("/exec/%s/start", createResp.ID), strings.NewReader(`{"Detach": true}`), "application/json", daemonHost()) 159 c.Assert(err, checker.IsNil) 160 161 b, err = testutil.ReadBody(body) 162 comment := check.Commentf("response body: %s", b) 163 c.Assert(err, checker.IsNil, comment) 164 165 resp, _, err := request.SockRequestRaw("GET", "/_ping", nil, "", daemonHost()) 166 c.Assert(err, checker.IsNil) 167 if resp.StatusCode != http.StatusOK { 168 c.Fatal("daemon is down, it should alive") 169 } 170 } 171 172 func createExec(c *check.C, name string) string { 173 _, b, err := request.SockRequest("POST", fmt.Sprintf("/containers/%s/exec", name), map[string]interface{}{"Cmd": []string{"true"}}, daemonHost()) 174 c.Assert(err, checker.IsNil, check.Commentf(string(b))) 175 176 createResp := struct { 177 ID string `json:"Id"` 178 }{} 179 c.Assert(json.Unmarshal(b, &createResp), checker.IsNil, check.Commentf(string(b))) 180 return createResp.ID 181 } 182 183 func startExec(c *check.C, id string, code int) { 184 resp, body, err := request.SockRequestRaw("POST", fmt.Sprintf("/exec/%s/start", id), strings.NewReader(`{"Detach": true}`), "application/json", daemonHost()) 185 c.Assert(err, checker.IsNil) 186 187 b, err := testutil.ReadBody(body) 188 comment := check.Commentf("response body: %s", b) 189 c.Assert(err, checker.IsNil, comment) 190 c.Assert(resp.StatusCode, checker.Equals, code, comment) 191 } 192 193 func inspectExec(c *check.C, id string, out interface{}) { 194 resp, body, err := request.SockRequestRaw("GET", fmt.Sprintf("/exec/%s/json", id), nil, "", daemonHost()) 195 c.Assert(err, checker.IsNil) 196 defer body.Close() 197 c.Assert(resp.StatusCode, checker.Equals, http.StatusOK) 198 err = json.NewDecoder(body).Decode(out) 199 c.Assert(err, checker.IsNil) 200 }