func (s *S) SetUpTest(c *C) {
var (
err error
msg *queue.Message
)
for err == nil {
if msg, err = queue.Get(1e6); err == nil {
err = queue.Delete(msg)
}
}
}
// TODO(fss): simplify this test. Right now, it's a little monster.
func (s *S) TestCreateApp(c *C) {
patchRandomReader()
defer unpatchRandomReader()
h := testHandler{}
ts := s.t.StartGandalfTestServer(&h)
defer ts.Close()
a := App{
Name: "appname",
Framework: "django",
Units: []Unit{{Machine: 3}},
}
expectedHost := "localhost"
config.Set("host", expectedHost)
err := CreateApp(&a, 3)
c.Assert(err, IsNil)
defer a.Destroy()
c.Assert(a.State, Equals, "pending")
var retrievedApp App
err = db.Session.Apps().Find(bson.M{"name": a.Name}).One(&retrievedApp)
c.Assert(err, IsNil)
c.Assert(retrievedApp.Name, Equals, a.Name)
c.Assert(retrievedApp.Framework, Equals, a.Framework)
c.Assert(retrievedApp.State, Equals, a.State)
env := a.InstanceEnv(s3InstanceName)
c.Assert(env["TSURU_S3_ENDPOINT"].Value, Equals, s.t.S3Server.URL())
c.Assert(env["TSURU_S3_ENDPOINT"].Public, Equals, false)
c.Assert(env["TSURU_S3_LOCATIONCONSTRAINT"].Value, Equals, "true")
c.Assert(env["TSURU_S3_LOCATIONCONSTRAINT"].Public, Equals, false)
e, ok := env["TSURU_S3_ACCESS_KEY_ID"]
c.Assert(ok, Equals, true)
c.Assert(e.Public, Equals, false)
e, ok = env["TSURU_S3_SECRET_KEY"]
c.Assert(ok, Equals, true)
c.Assert(e.Public, Equals, false)
c.Assert(env["TSURU_S3_BUCKET"].Value, HasLen, maxBucketSize)
c.Assert(env["TSURU_S3_BUCKET"].Value, Equals, "appnamee3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3")
c.Assert(env["TSURU_S3_BUCKET"].Public, Equals, false)
env = a.InstanceEnv("")
c.Assert(env["APPNAME"].Value, Equals, a.Name)
c.Assert(env["APPNAME"].Public, Equals, false)
c.Assert(env["TSURU_HOST"].Value, Equals, expectedHost)
c.Assert(env["TSURU_HOST"].Public, Equals, false)
expectedMessage := queue.Message{
Action: RegenerateApprc,
Args: []string{a.Name},
}
message, err := queue.Get(1e6)
c.Assert(err, IsNil)
defer queue.Delete(message)
c.Assert(message.Action, Equals, expectedMessage.Action)
c.Assert(message.Args, DeepEquals, expectedMessage.Args)
c.Assert(s.provisioner.GetUnits(&a), HasLen, 3)
}
func ensureAppIsStarted(msg *queue.Message) (app.App, error) {
a := app.App{Name: msg.Args[0]}
err := a.Get()
if err != nil {
return a, fmt.Errorf("Error handling %q: app %q does not exist.", msg.Action, a.Name)
}
units := getUnits(&a, msg.Args[1:])
if a.State != "started" || !units.Started() {
format := "Error handling %q for the app %q:"
switch a.State {
case "error":
format += " the app is in %q state."
queue.Delete(msg)
case "down":
format += " the app is %s."
queue.Delete(msg)
default:
format += ` The status of the app and all units should be "started" (the app is %q).`
}
return a, fmt.Errorf(format, msg.Action, a.Name, a.State)
}
return a, nil
}
func (s *S) TestCreateBucketForward(c *C) {
patchRandomReader()
defer unpatchRandomReader()
a := App{
Name: "appname",
Framework: "django",
Units: []Unit{{Machine: 3}},
}
expectedHost := "localhost"
config.Set("host", expectedHost)
insert := new(insertApp)
err := insert.forward(&a)
c.Assert(err, IsNil)
defer insert.backward(&a)
bucket := new(createBucketIam)
err = bucket.forward(&a)
c.Assert(err, IsNil)
defer bucket.backward(&a)
err = a.Get()
c.Assert(err, IsNil)
env := a.InstanceEnv(s3InstanceName)
c.Assert(env["TSURU_S3_ENDPOINT"].Value, Equals, s.t.S3Server.URL())
c.Assert(env["TSURU_S3_ENDPOINT"].Public, Equals, false)
c.Assert(env["TSURU_S3_LOCATIONCONSTRAINT"].Value, Equals, "true")
c.Assert(env["TSURU_S3_LOCATIONCONSTRAINT"].Public, Equals, false)
e, ok := env["TSURU_S3_ACCESS_KEY_ID"]
c.Assert(ok, Equals, true)
c.Assert(e.Public, Equals, false)
e, ok = env["TSURU_S3_SECRET_KEY"]
c.Assert(ok, Equals, true)
c.Assert(e.Public, Equals, false)
c.Assert(env["TSURU_S3_BUCKET"].Value, HasLen, maxBucketSize)
c.Assert(env["TSURU_S3_BUCKET"].Value, Equals, "appnamee3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3e3")
c.Assert(env["TSURU_S3_BUCKET"].Public, Equals, false)
env = a.InstanceEnv("")
c.Assert(env["APPNAME"].Value, Equals, a.Name)
c.Assert(env["APPNAME"].Public, Equals, false)
c.Assert(env["TSURU_HOST"].Value, Equals, expectedHost)
c.Assert(env["TSURU_HOST"].Public, Equals, false)
expected := queue.Message{
Action: RegenerateApprc,
Args: []string{a.Name},
}
message, err := queue.Get(2e9)
c.Assert(err, IsNil)
defer queue.Delete(message)
c.Assert(message.Action, Equals, expected.Action)
c.Assert(message.Args, DeepEquals, expected.Args)
}
func (s *S) TestAddUnits(c *C) {
app := App{Name: "warpaint", Framework: "python"}
err := db.Session.Apps().Insert(app)
c.Assert(err, IsNil)
defer db.Session.Apps().Remove(bson.M{"name": app.Name})
s.provisioner.Provision(&app)
defer s.provisioner.Destroy(&app)
err = app.AddUnits(5)
c.Assert(err, IsNil)
units := s.provisioner.GetUnits(&app)
c.Assert(units, HasLen, 6)
err = app.AddUnits(2)
c.Assert(err, IsNil)
units = s.provisioner.GetUnits(&app)
c.Assert(units, HasLen, 8)
for _, unit := range units {
c.Assert(unit.AppName, Equals, app.Name)
}
err = app.Get()
c.Assert(err, IsNil)
c.Assert(app.Units, HasLen, 7)
var expectedMessages MessageList
names := make([]string, len(app.Units))
for i, unit := range app.Units {
names[i] = unit.Name
expected := fmt.Sprintf("%s/%d", app.Name, i+1)
c.Assert(unit.Name, Equals, expected)
messages := []queue.Message{
{Action: RegenerateApprc, Args: []string{app.Name, unit.Name}},
{Action: StartApp, Args: []string{app.Name, unit.Name}},
}
expectedMessages = append(expectedMessages, messages...)
}
gotMessages := make(MessageList, expectedMessages.Len())
for i := range expectedMessages {
message, err := queue.Get(1e6)
c.Assert(err, IsNil)
defer queue.Delete(message)
gotMessages[i] = queue.Message{
Action: message.Action,
Args: message.Args,
}
}
sort.Sort(expectedMessages)
sort.Sort(gotMessages)
c.Assert(gotMessages, DeepEquals, expectedMessages)
}
func (s *S) TestHandleMessageErrors(c *C) {
var data = []struct {
action string
args []string
unitName string
expectedLog string
}{
{
action: "unknown-action",
args: []string{"does not matter"},
expectedLog: `Error handling "unknown-action": invalid action.`,
},
{
action: app.StartApp,
args: []string{"nemesis"},
expectedLog: `Error handling "start-app" for the app "nemesis":` +
` The status of the app and all units should be "started" (the app is "pending").`,
},
{
action: app.StartApp,
args: []string{"totem", "totem/0", "totem/1"},
expectedLog: `Error handling "start-app" for the app "totem":` +
` The status of the app and all units should be "started" (the app is "started").`,
},
{
action: app.RegenerateApprc,
args: []string{"nemesis"},
expectedLog: `Error handling "regenerate-apprc" for the app "nemesis":` +
` The status of the app and all units should be "started" (the app is "pending").`,
},
{
action: app.RegenerateApprc,
args: []string{"totem", "totem/0", "totem/1"},
expectedLog: `Error handling "regenerate-apprc" for the app "totem":` +
` The status of the app and all units should be "started" (the app is "started").`,
},
{
action: app.RegenerateApprc,
args: []string{"unknown-app"},
expectedLog: `Error handling "regenerate-apprc": app "unknown-app" does not exist.`,
},
{
action: app.RegenerateApprc,
expectedLog: `Error handling "regenerate-apprc": this action requires at least 1 argument.`,
},
{
action: app.RegenerateApprc,
args: []string{"marathon"},
expectedLog: `Error handling "regenerate-apprc" for the app "marathon":` +
` the app is in "error" state.`,
},
{
action: app.RegenerateApprc,
args: []string{"territories"},
expectedLog: `Error handling "regenerate-apprc" for the app "territories":` +
` the app is down.`,
},
}
var buf bytes.Buffer
a := app.App{Name: "nemesis", State: "pending"}
err := db.Session.Apps().Insert(a)
c.Assert(err, IsNil)
defer db.Session.Apps().Remove(bson.M{"name": a.Name})
a = app.App{
Name: "totem",
State: "started",
Units: []app.Unit{
{Name: "totem/0", State: "pending"},
{Name: "totem/1", State: "started"},
},
}
err = db.Session.Apps().Insert(a)
c.Assert(err, IsNil)
defer db.Session.Apps().Remove(bson.M{"name": a.Name})
a = app.App{Name: "marathon", State: "error"}
err = db.Session.Apps().Insert(a)
c.Assert(err, IsNil)
defer db.Session.Apps().Remove(bson.M{"name": a.Name})
a = app.App{Name: "territories", State: "down"}
err = db.Session.Apps().Insert(a)
c.Assert(err, IsNil)
defer db.Session.Apps().Remove(bson.M{"name": a.Name})
log.SetLogger(stdlog.New(&buf, "", 0))
for _, d := range data {
message := queue.Message{Action: d.action}
if len(d.args) > 0 {
message.Args = d.args
}
handle(&message)
defer queue.Delete(&message) // Sanity
}
content := buf.String()
lines := strings.Split(content, "\n")
for i, d := range data {
var found bool
for j := i; j < len(lines); j++ {
if lines[j] == d.expectedLog {
found = true
break
}
}
if !found {
c.Errorf("\nWant: %q.\nGot:\n%s", d.expectedLog, content)
}
}
}