2014-03-18 20:00:41 +04:00
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package initialize
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2014-03-18 02:09:59 +04:00
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import (
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"io/ioutil"
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"os"
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"os/exec"
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"path"
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"syscall"
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"testing"
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)
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func TestEtcdEnvironment(t *testing.T) {
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cfg := make(EtcdEnvironment, 0)
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cfg["discovery_url"] = "http://disco.example.com/foobar"
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cfg["peer-bind-addr"] = "127.0.0.1:7002"
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env := cfg.String()
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expect := `[Service]
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Environment="ETCD_DISCOVERY_URL=http://disco.example.com/foobar"
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Environment="ETCD_PEER_BIND_ADDR=127.0.0.1:7002"
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`
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if env != expect {
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t.Errorf("Generated environment:\n%s\nExpected environment:\n%s", env, expect)
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}
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}
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func TestEtcdEnvironmentReplacement(t *testing.T) {
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os.Clearenv()
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os.Setenv("COREOS_PUBLIC_IPV4", "203.0.113.29")
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os.Setenv("COREOS_PRIVATE_IPV4", "192.0.2.13")
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cfg := make(EtcdEnvironment, 0)
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cfg["bind-addr"] = "$public_ipv4:4001"
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cfg["peer-bind-addr"] = "$private_ipv4:7001"
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env := cfg.String()
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expect := `[Service]
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Environment="ETCD_BIND_ADDR=203.0.113.29:4001"
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Environment="ETCD_PEER_BIND_ADDR=192.0.2.13:7001"
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`
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if env != expect {
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t.Errorf("Generated environment:\n%s\nExpected environment:\n%s", env, expect)
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}
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}
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func TestEtcdEnvironmentWrittenToDisk(t *testing.T) {
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ec := EtcdEnvironment{
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"discovery_url": "http://disco.example.com/foobar",
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"peer-bind-addr": "127.0.0.1:7002",
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}
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dir, err := ioutil.TempDir(os.TempDir(), "coreos-cloudinit-")
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if err != nil {
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t.Fatalf("Unable to create tempdir: %v", err)
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}
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defer syscall.Rmdir(dir)
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2014-03-18 20:00:41 +04:00
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if err := WriteEtcdEnvironment(ec, dir); err != nil {
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2014-03-18 02:09:59 +04:00
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t.Fatalf("Processing of EtcdEnvironment failed: %v", err)
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}
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2014-03-18 21:36:34 +04:00
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fullPath := path.Join(dir, "run", "systemd", "system", "etcd.service.d", "20-cloudinit.conf")
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2014-03-18 02:09:59 +04:00
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fi, err := os.Stat(fullPath)
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if err != nil {
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t.Fatalf("Unable to stat file: %v", err)
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}
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if fi.Mode() != os.FileMode(0644) {
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t.Errorf("File has incorrect mode: %v", fi.Mode())
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}
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contents, err := ioutil.ReadFile(fullPath)
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if err != nil {
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t.Fatalf("Unable to read expected file: %v", err)
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}
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expect := `[Service]
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Environment="ETCD_DISCOVERY_URL=http://disco.example.com/foobar"
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Environment="ETCD_PEER_BIND_ADDR=127.0.0.1:7002"
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`
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if string(contents) != expect {
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t.Fatalf("File has incorrect contents")
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}
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}
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func rmdir(path string) error {
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cmd := exec.Command("rm", "-rf", path)
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return cmd.Run()
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}
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