// Test that timesyncd starts using the local NTP server
func NTP(c platform.TestCluster) error {
m, err := c.NewMachine("")
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m.Destroy()
out, err := m.SSH("networkctl status eth0")
if err != nil {
return fmt.Errorf("networkctl: %v", err)
}
if !bytes.Contains(out, []byte("NTP: 10.0.0.1")) {
return fmt.Errorf("Bad network config:\n%s", out)
}
plog.Info("Waiting for systemd-timesyncd.service")
for i := 0; i < 60; i++ {
out, err = m.SSH("systemctl status systemd-timesyncd.service")
if err != nil {
return fmt.Errorf("systemctl: %v", err)
}
if bytes.Contains(out, []byte(`Status: "Using Time Server 10.0.0.1:123 (10.0.0.1)."`)) {
plog.Info("systemd-timesyncd.service is working!")
return nil
}
time.Sleep(time.Second)
}
return fmt.Errorf("Bad status:\n%s", out)
}
// Start a multi-node cluster from offcial kubernetes 1.0 guides. Once
// up, do a couple basic smoke checks. See:
// http://kubernetes.io/v1.0/docs/getting-started-guides/coreos/coreos_multinode_cluster.html
func MultiNodeSmoke(c platform.TestCluster) error {
const clusterSize = 3
// spawn master
master, err := c.NewMachine(masterConfig)
if err != nil {
return err
}
// get master private IP and place into nodeConfig
nodeConfig = strings.Replace(nodeConfig, "<master-private-ip>", master.PrivateIP(), -1)
var nodeConfigs []string
for i := 0; i < clusterSize-1; i++ {
nodeConfigs = append(nodeConfigs, nodeConfig)
}
// spawn nodes
nodes, err := platform.NewMachines(c, nodeConfigs)
if err != nil {
return err
}
// get kubectl in master
_, err = master.SSH("wget -q https://storage.googleapis.com/kubernetes-release/release/v1.0.1/bin/linux/amd64/kubectl")
if err != nil {
return err
}
_, err = master.SSH("chmod +x kubectl")
if err != nil {
return err
}
// check that all nodes appear in kubectl
f := func() error {
if err = nodeCheck(master, nodes); err != nil {
return err
}
return nil
}
if err := util.Retry(10, 5*time.Second, f); err != nil {
return err
}
// start nginx pod and curl endpoint
if err = nginxCheck(master, nodes); err != nil {
return err
}
// http://kubernetes.io/v1.0/docs/user-guide/secrets/ Also, ensures
// https://github.com/coreos/bugs/issues/447 does not re-occur.
if err = secretCheck(master, nodes); err != nil {
return err
}
return nil
}
// Test fleet running through an etcd2 proxy.
func Proxy(c platform.TestCluster) error {
masterconf.CoreOS.Etcd2.Discovery, _ = c.GetDiscoveryURL(1)
master, err := c.NewMachine(masterconf.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer master.Destroy()
proxyconf.CoreOS.Etcd2.Discovery = masterconf.CoreOS.Etcd2.Discovery
proxy, err := c.NewMachine(proxyconf.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer proxy.Destroy()
err = platform.InstallFile(strings.NewReader(fleetunit), proxy, "/home/core/hello.service")
if err != nil {
return fmt.Errorf("InstallFile: %s", err)
}
// settling...
fleetStart := func() error {
_, err = proxy.SSH("fleetctl start /home/core/hello.service")
if err != nil {
return fmt.Errorf("fleetctl start: %s", err)
}
return nil
}
if err := util.Retry(5, 5*time.Second, fleetStart); err != nil {
return fmt.Errorf("fleetctl start failed: %v", err)
}
var status []byte
fleetList := func() error {
status, err = proxy.SSH("fleetctl list-units -l -fields active -no-legend")
if err != nil {
return fmt.Errorf("fleetctl list-units: %s", err)
}
if !bytes.Equal(status, []byte("active")) {
return fmt.Errorf("unit not active")
}
return nil
}
if err := util.Retry(5, 1*time.Second, fleetList); err != nil {
return fmt.Errorf("fleetctl list-units failed: %v", err)
}
return nil
}
// JournalRemote tests that systemd-journal-remote can read log entries from
// a systemd-journal-gatewayd server.
func JournalRemote(c platform.TestCluster) error {
// start gatewayd and log a message
gateway, err := c.NewMachine(gatewayconf.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer gateway.Destroy()
// log a unique message on gatewayd machine
msg := "supercalifragilisticexpialidocious"
out, err := gateway.SSH("logger " + msg)
if err != nil {
return fmt.Errorf("logger: %v: %v", out, err)
}
// spawn a machine to read from gatewayd
collector, err := c.NewMachine("")
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer collector.Destroy()
// collect logs from gatewayd machine
cmd := fmt.Sprintf("sudo systemd-run --unit systemd-journal-remote-client /usr/lib/systemd/systemd-journal-remote --url http://%s:19531", gateway.PrivateIP())
out, err = collector.SSH(cmd)
if err != nil {
return fmt.Errorf("failed to start systemd-journal-remote: %v: %v", out, err)
}
// find the message on the collector
journalReader := func() error {
cmd = fmt.Sprintf("sudo journalctl _HOSTNAME=%s -t core --file /var/log/journal/remote/remote-%s:19531.journal", gatewayconf.Hostname, gateway.PrivateIP())
out, err = collector.SSH(cmd)
if err != nil {
return fmt.Errorf("journalctl: %v: %v", out, err)
}
if !strings.Contains(string(out), msg) {
return fmt.Errorf("journal missing entry: expected %q got %q", msg, out)
}
return nil
}
if err := util.Retry(5, 2*time.Second, journalReader); err != nil {
return err
}
return nil
}
// Test to make sure rkt install works.
func Install(c platform.TestCluster) error {
mach, err := c.NewMachine("")
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer mach.Destroy()
cmd := "sudo rkt install"
output, err := mach.SSH(cmd)
if err != nil {
return fmt.Errorf("failed to run %q: %s: %s", cmd, err, output)
}
return nil
}
// Test that timesyncd starts using the local NTP server
func NTP(c platform.TestCluster) error {
m, err := c.NewMachine("")
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m.Destroy()
out, err := m.SSH("networkctl status eth0")
if err != nil {
return fmt.Errorf("networkctl: %v", err)
}
if !bytes.Contains(out, []byte("NTP: 10.0.0.1")) {
return fmt.Errorf("Bad network config:\n%s", out)
}
plog.Info("Waiting for systemd-timesyncd.service")
checker := func() error {
out, err = m.SSH("systemctl status systemd-timesyncd.service")
if err != nil {
return fmt.Errorf("systemctl: %v", err)
}
if !bytes.Contains(out, []byte(`Status: "Synchronized to time server 10.0.0.1:123 (10.0.0.1)."`)) {
return fmt.Errorf("unexpected systemd-timesyncd status: %v", out)
}
plog.Info("systemd-timesyncd.service is working!")
return nil
}
err = util.Retry(60, 1*time.Second, checker)
if err != nil {
return nil
}
return nil
}
// Test that the kernel NFS server and client work within CoreOS.
func NFS(c platform.TestCluster) error {
/* server machine */
c1 := config.CloudConfig{
CoreOS: config.CoreOS{
Units: []config.Unit{
config.Unit{
Name: "rpcbind.service",
Command: "start",
},
config.Unit{
Name: "rpc-statd.service",
Command: "start",
},
config.Unit{
Name: "rpc-mountd.service",
Command: "start",
},
config.Unit{
Name: "nfsd.service",
Command: "start",
},
},
},
WriteFiles: []config.File{
config.File{
Content: "/tmp *(ro,insecure,all_squash,no_subtree_check,fsid=0)",
Path: "/etc/exports",
},
},
Hostname: "nfs1",
}
m1, err := c.NewMachine(c1.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m1.Destroy()
plog.Info("NFS server booted.")
/* poke a file in /tmp */
tmp, err := m1.SSH("mktemp")
if err != nil {
return fmt.Errorf("Machine.SSH: %s", err)
}
plog.Infof("Test file %q created on server.", tmp)
/* client machine */
nfstmpl := `[Unit]
Description=NFS Client
After=network-online.target
Requires=network-online.target
After=rpc-statd.service
Requires=rpc-statd.service
[Mount]
What=%s:/tmp
Where=/mnt
Type=nfs
Options=defaults,noexec
`
c2 := config.CloudConfig{
CoreOS: config.CoreOS{
Units: []config.Unit{
config.Unit{
Name: "rpc-statd.service",
Command: "start",
},
config.Unit{
Name: "mnt.mount",
Command: "start",
Content: fmt.Sprintf(nfstmpl, m1.IP()),
},
},
},
Hostname: "nfs2",
}
m2, err := c.NewMachine(c2.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m2.Destroy()
plog.Info("NFS client booted.")
var lsmnt []byte
plog.Info("Waiting for NFS mount on client...")
/* there's probably a better wait to check the mount */
for i := 0; i < 5; i++ {
lsmnt, _ = m2.SSH("ls /mnt")
if len(lsmnt) != 0 {
plog.Info("Got NFS mount.")
break
}
time.Sleep(1 * time.Second)
}
if len(lsmnt) == 0 {
return fmt.Errorf("Client /mnt is empty.")
}
if bytes.Contains(lsmnt, []byte(path.Base(string(tmp)))) != true {
return fmt.Errorf("Client /mnt did not contain file %q from server /tmp -- /mnt: %s", tmp, lsmnt)
}
return nil
}
// Start a multi-node cluster from offcial coreos guides on manual
// installation. Once up, do a couple basic smoke checks. See:
// https://coreos.com/kubernetes/docs/latest/getting-started.html
func CoreOSBasic(c platform.TestCluster, version string) error {
// start single-node etcd
etcdNode, err := c.NewMachine(etcdConfig)
if err != nil {
return err
}
if err := etcd.GetClusterHealth(etcdNode, 1); err != nil {
return err
}
master, err := c.NewMachine("")
if err != nil {
return err
}
options := map[string]string{
"HYPERKUBE_ACI": "quay.io/coreos/hyperkube",
"MASTER_HOST": master.PrivateIP(),
"ETCD_ENDPOINTS": fmt.Sprintf("http://%v:2379", etcdNode.PrivateIP()),
"CONTROLLER_ENDPOINT": fmt.Sprintf("https://%v:443", master.PrivateIP()),
"K8S_SERVICE_IP": "10.3.0.1",
"K8S_VER": version,
"KUBELET_PATH": "/usr/lib/coreos/kubelet-wrapper",
}
// generate TLS assets on master
if err := generateMasterTLSAssets(master, options); err != nil {
return err
}
// create 3 worker nodes
workerConfigs := []string{"", "", ""}
workers, err := platform.NewMachines(c, workerConfigs)
if err != nil {
return err
}
// generate tls assets on workers by transfering ca from master
if err := generateWorkerTLSAssets(master, workers); err != nil {
return err
}
// configure nodes via generic install scripts
if err := runInstallScript(master, controllerInstallScript, options); err != nil {
return fmt.Errorf("Installing controller: %v", err)
}
for _, worker := range workers {
if err := runInstallScript(worker, workerInstallScript, options); err != nil {
return fmt.Errorf("Installing worker: %v", err)
}
}
// configure kubectl
if err := configureKubectl(master, master.PrivateIP(), version); err != nil {
return err
}
// check that all nodes appear in kubectl
f := func() error {
return nodeCheck(master, workers)
}
if err := util.Retry(15, 10*time.Second, f); err != nil {
return err
}
// start nginx pod and curl endpoint
if err = nginxCheck(master, workers); err != nil {
return err
}
// http://kubernetes.io/v1.0/docs/user-guide/secrets/ Also, ensures
// https://github.com/coreos/bugs/issues/447 does not re-occur.
if err = secretCheck(master, workers); err != nil {
return err
}
return nil
}
func testNFS(c platform.TestCluster, nfsversion int) error {
m1, err := c.NewMachine(nfsserverconf.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m1.Destroy()
plog.Info("NFS server booted.")
/* poke a file in /tmp */
tmp, err := m1.SSH("mktemp")
if err != nil {
return fmt.Errorf("Machine.SSH: %s", err)
}
plog.Infof("Test file %q created on server.", tmp)
c2 := config.CloudConfig{
CoreOS: config.CoreOS{
Units: []config.Unit{
config.Unit{
Name: "mnt.mount",
Command: "start",
Content: fmt.Sprintf(mounttmpl, m1.PrivateIP(), nfsversion),
},
},
},
Hostname: "nfs2",
}
m2, err := c.NewMachine(c2.String())
if err != nil {
return fmt.Errorf("Cluster.NewMachine: %s", err)
}
defer m2.Destroy()
plog.Info("NFS client booted.")
plog.Info("Waiting for NFS mount on client...")
checkmount := func() error {
status, err := m2.SSH("systemctl is-active mnt.mount")
if err != nil || string(status) != "active" {
return fmt.Errorf("mnt.mount status is %q: %v", status, err)
}
plog.Info("Got NFS mount.")
return nil
}
if err = util.Retry(10, 3*time.Second, checkmount); err != nil {
return err
}
_, err = m2.SSH(fmt.Sprintf("stat /mnt/%s", path.Base(string(tmp))))
if err != nil {
return fmt.Errorf("file %q does not exist", tmp)
}
return nil
}