func TestNameCache(t *testing.T) {
assert := assert.New(t)
sous.Log.Debug.SetOutput(os.Stdout)
ResetSingularity()
defer ResetSingularity()
drc := docker_registry.NewClient()
drc.BecomeFoolishlyTrusting()
db, err := docker.GetDatabase(&docker.DBConfig{
Driver: "sqlite3_sous",
Connection: docker.InMemoryConnection("testnamecache"),
})
if err != nil {
t.Fatal(err)
}
nc := docker.NewNameCache("", drc, db)
repoOne := "https://github.com/opentable/one.git"
manifest(nc, "opentable/one", "test-one", repoOne, "1.1.1")
cn, err := nc.GetCanonicalName(BuildImageName("opentable/one", "1.1.1"))
if err != nil {
assert.FailNow(err.Error())
}
labels, err := drc.LabelsForImageName(cn)
if assert.NoError(err) {
assert.Equal("1.1.1", labels[docker.DockerVersionLabel])
}
}
// FailNow fails test
func FailNow(t TestingT, failureMessage string, msgAndArgs ...interface{}) {
if !assert.FailNow(t, failureMessage, msgAndArgs...) {
t.FailNow()
}
}
func TestResolve(t *testing.T) {
assert := assert.New(t)
//sous.Log.Vomit.SetOutput(os.Stderr)
sous.Log.Debug.SetOutput(os.Stderr)
ResetSingularity()
defer ResetSingularity()
clusterDefs := sous.Defs{
Clusters: sous.Clusters{
"test-cluster": &sous.Cluster{
BaseURL: SingularityURL,
},
},
}
repoOne := "github.com/opentable/one"
repoTwo := "github.com/opentable/two"
repoThree := "github.com/opentable/three"
drc := docker_registry.NewClient()
drc.BecomeFoolishlyTrusting()
db := newInMemoryDB("testresolve")
nc := docker.NewNameCache("", drc, db)
stateOneTwo := sous.State{
Defs: clusterDefs,
Manifests: sous.NewManifests(
manifest(nc, "opentable/one", "test-one", repoOne, "1.1.1"),
manifest(nc, "opentable/two", "test-two", repoTwo, "1.1.1"),
),
}
deploymentsOneTwo, err := stateOneTwo.Deployments()
if err != nil {
t.Fatal(err)
}
stateTwoThree := sous.State{
Defs: clusterDefs,
Manifests: sous.NewManifests(
manifest(nc, "opentable/two", "test-two", repoTwo, "1.1.1"),
manifest(nc, "opentable/three", "test-three", repoThree, "1.1.1"),
),
}
deploymentsTwoThree, err := stateTwoThree.Deployments()
if err != nil {
t.Fatal(err)
}
// ****
log.Print("Resolving from nothing to one+two")
client := singularity.NewRectiAgent()
deployer := singularity.NewDeployer(client)
r := sous.NewResolver(deployer, nc, &sous.ResolveFilter{})
err = r.Resolve(deploymentsOneTwo, clusterDefs.Clusters)
if err != nil {
assert.Fail(err.Error())
}
// ****
time.Sleep(3 * time.Second)
clusters := []string{"test-cluster"}
ds, which := deploymentWithRepo(clusters, nc, assert, deployer, repoOne)
deps := ds.Snapshot()
if assert.NotEqual(which, none, "opentable/one not successfully deployed") {
one := deps[which]
assert.Equal(1, one.NumInstances)
}
which = findRepo(ds, repoTwo)
if assert.NotEqual(none, which, "opentable/two not successfully deployed") {
two := deps[which]
assert.Equal(1, two.NumInstances)
}
// ****
log.Println("Resolving from one+two to two+three")
conflictRE := regexp.MustCompile(`Pending deploy already in progress`)
// XXX Let's hope this is a temporary solution to a testing issue
// The problem is laid out in DCOPS-7625
for tries := 0; tries < 3; tries++ {
client := singularity.NewRectiAgent()
deployer := singularity.NewDeployer(client)
r := sous.NewResolver(deployer, nc, &sous.ResolveFilter{})
err := r.Resolve(deploymentsTwoThree, clusterDefs.Clusters)
if err != nil {
if !conflictRE.MatchString(err.Error()) {
assert.FailNow(err.Error())
}
log.Printf("Singularity conflict - waiting for previous deploy to complete - try #%d", tries+1)
time.Sleep(1 * time.Second)
}
}
if !assert.NoError(err) {
assert.Fail(err.Error())
}
// ****
ds, which = deploymentWithRepo(clusters, nc, assert, deployer, repoTwo)
deps = ds.Snapshot()
if assert.NotEqual(none, which, "opentable/two no longer deployed after resolve") {
assert.Equal(1, deps[which].NumInstances)
}
which = findRepo(ds, repoThree)
if assert.NotEqual(none, which, "opentable/three not successfully deployed") {
assert.Equal(1, deps[which].NumInstances)
if assert.Len(deps[which].DeployConfig.Volumes, 1) {
assert.Equal("RO", string(deps[which].DeployConfig.Volumes[0].Mode))
}
}
// We no longer expect any deletions; See deployer.RectifySingleDelete.
//expectedInstances := 0
expectedInstances := 1
which = findRepo(ds, repoOne)
if which != none {
assert.Equal(expectedInstances, deps[which].NumInstances)
}
}