func TestServiceLinkBadChainWithoutChainInDefinition(t *testing.T) {
defer tests.RemoveAllContainers()
if err := tests.FakeServiceDefinition(erisDir, "fake", `
[service]
name = "fake"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_IPFS)+`"
`); err != nil {
t.Fatalf("can't create a fake service definition: %v", err)
}
do := def.NowDo()
do.Operations.Args = []string{"fake"}
do.Operations.ContainerNumber = 1
do.ChainName = "non-existent-chain"
// [pv]: is this a bug? the service which doesn't have a
// "chain" in its definition file doesn't care about linking at all.
if err := services.StartService(do); err != nil {
t.Fatalf("expect service to start, got %v", err)
}
if n := util.HowManyContainersRunning("fake", def.TypeService); n != 1 {
t.Fatalf("expecting 1 service containers, got %v", n)
}
if n := util.HowManyContainersExisting("fake", def.TypeData); n != 0 {
t.Fatalf("expecting 0 data containers, got %v", n)
}
}
func TestServiceLinkWithDataContainer(t *testing.T) {
defer tests.RemoveAllContainers()
do := def.NowDo()
do.Name = chainName
do.Operations.ContainerNumber = 1
if err := NewChain(do); err != nil {
t.Fatalf("could not start a new chain, got %v", err)
}
if err := tests.FakeServiceDefinition(erisDir, "fake", `
chain = "$chain:fake"
[service]
name = "fake"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_IPFS)+`"
data_container = true
`); err != nil {
t.Fatalf("can't create a fake service definition: %v", err)
}
if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
t.Fatalf("expecting 1 test chain containers, got %v", n)
}
if n := util.HowManyContainersExisting("fake", def.TypeService); n != 0 {
t.Fatalf("expecting 0 service containers, got %v", n)
}
if n := util.HowManyContainersExisting("fake", def.TypeData); n != 0 {
t.Fatalf("expecting 0 data containers, got %v", n)
}
do = def.NowDo()
do.Operations.Args = []string{"fake"}
do.Operations.ContainerNumber = 1
do.ChainName = chainName
if err := services.StartService(do); err != nil {
t.Fatalf("expecting service to start, got %v", err)
}
if n := util.HowManyContainersRunning("fake", def.TypeService); n != 1 {
t.Fatalf("expecting 1 service containers, got %v", n)
}
if n := util.HowManyContainersExisting("fake", def.TypeData); n != 1 {
t.Fatalf("expecting 1 data containers, got %v", n)
}
links := tests.Links("fake", def.TypeService, 1)
if len(links) != 1 || !strings.Contains(links[0], chainName) {
t.Fatalf("expected service be linked to a test chain, got %v", links)
}
}
func TestServiceLinkBadChain(t *testing.T) {
defer tests.RemoveAllContainers()
if err := tests.FakeServiceDefinition(erisDir, "fake", `
chain = "$chain:fake"
[service]
name = "fake"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_IPFS)+`"
`); err != nil {
t.Fatalf("can't create a fake service definition: %v", err)
}
do := def.NowDo()
do.Operations.Args = []string{"fake"}
do.Operations.ContainerNumber = 1
do.ChainName = "non-existent-chain"
if err := services.StartService(do); err == nil {
t.Fatalf("expect start service to fail, got nil")
}
}
func TestServiceLinkBadLiteral(t *testing.T) {
defer tests.RemoveAllContainers()
do := def.NowDo()
do.Name = chainName
do.Operations.ContainerNumber = 1
if err := NewChain(do); err != nil {
t.Fatalf("could not start a new chain, got %v", err)
}
if err := tests.FakeServiceDefinition(erisDir, "fake", `
chain = "blah-blah:blah"
[service]
name = "fake"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_IPFS)+`"
`); err != nil {
t.Fatalf("can't create a fake service definition: %v", err)
}
if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
t.Fatalf("expecting 1 test chain containers, got %v", n)
}
do = def.NowDo()
do.Operations.Args = []string{"fake"}
do.Operations.ContainerNumber = 1
do.ChainName = chainName
// [pv]: probably a bug. Bad literal chain link in a definition
// file doesn't affect the service start. Links is not nil.
if err := services.StartService(do); err != nil {
t.Fatalf("expecting service to start, got %v", err)
}
links := tests.Links("fake", def.TypeService, 1)
if len(links) != 1 || !strings.Contains(links[0], chainName) {
t.Fatalf("expected service be linked to a test chain, got %v", links)
}
}
func TestServiceLinkChainedService(t *testing.T) {
defer tests.RemoveAllContainers()
do := def.NowDo()
do.Name = chainName
do.Operations.ContainerNumber = 1
if err := NewChain(do); err != nil {
t.Fatalf("could not start a new chain, got %v", err)
}
if err := tests.FakeServiceDefinition(erisDir, "fake", `
chain = "$chain:fake"
[service]
name = "fake"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_IPFS)+`"
[dependencies]
services = [ "sham" ]
`); err != nil {
t.Fatalf("can't create a fake service definition: %v", err)
}
if err := tests.FakeServiceDefinition(erisDir, "sham", `
chain = "$chain:sham"
[service]
name = "sham"
image = "`+path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_KEYS)+`"
data_container = true
`); err != nil {
t.Fatalf("can't create a sham service definition: %v", err)
}
if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
t.Fatalf("expecting 1 test chain containers, got %v", n)
}
do = def.NowDo()
do.Operations.Args = []string{"fake"}
do.Operations.ContainerNumber = 1
do.ChainName = chainName
if err := services.StartService(do); err != nil {
t.Fatalf("expecting service to start, got %v", err)
}
if n := util.HowManyContainersRunning("fake", def.TypeService); n != 1 {
t.Fatalf("expecting 1 fake service containers, got %v", n)
}
if n := util.HowManyContainersExisting("fake", def.TypeData); n != 0 {
t.Fatalf("expecting 0 fake data containers, got %v", n)
}
if n := util.HowManyContainersRunning("sham", def.TypeService); n != 1 {
t.Fatalf("expecting 1 sham service containers, got %v", n)
}
if n := util.HowManyContainersExisting("sham", def.TypeData); n != 1 {
t.Fatalf("expecting 1 sham data containers, got %v", n)
}
// [pv]: second service doesn't reference the chain.
links := tests.Links("fake", def.TypeService, 1)
if len(links) != 2 || (!strings.Contains(links[1], chainName) && !strings.Contains(links[0], chainName)) {
t.Fatalf("expected service be linked to a test chain, got %v", links)
}
}