cri-o/server/config_test.go

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package server
import (
"io/ioutil"
"os"
"testing"
"github.com/kubernetes-incubator/cri-o/lib"
)
const fixturePath = "fixtures/crio.conf"
func must(t *testing.T, err error) {
if err != nil {
t.Error(err)
}
}
func assertAllFieldsEquality(t *testing.T, c Config) {
testCases := []struct {
fieldValue, expected interface{}
}{
{c.RootConfig.Root, "/var/lib/containers/storage"},
{c.RootConfig.RunRoot, "/var/run/containers/storage"},
{c.RootConfig.Storage, "overlay"},
{c.RootConfig.StorageOptions[0], "overlay.override_kernel_check=1"},
{c.APIConfig.Listen, "/var/run/crio.sock"},
{c.APIConfig.StreamPort, "10010"},
{c.APIConfig.StreamAddress, "localhost"},
{c.RuntimeConfig.Runtime, "/usr/local/bin/runc"},
{c.RuntimeConfig.RuntimeUntrustedWorkload, "untrusted"},
{c.RuntimeConfig.DefaultWorkloadTrust, "trusted"},
{c.RuntimeConfig.Conmon, "/usr/local/libexec/crio/conmon"},
{c.RuntimeConfig.ConmonEnv[0], "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"},
{c.RuntimeConfig.SELinux, true},
{c.RuntimeConfig.SeccompProfile, "/etc/crio/seccomp.json"},
{c.RuntimeConfig.ApparmorProfile, "crio-default"},
{c.RuntimeConfig.CgroupManager, "cgroupfs"},
{c.RuntimeConfig.PidsLimit, int64(1024)},
{c.ImageConfig.DefaultTransport, "docker://"},
{c.ImageConfig.PauseImage, "kubernetes/pause"},
{c.ImageConfig.PauseCommand, "/pause"},
{c.ImageConfig.SignaturePolicyPath, "/tmp"},
{c.ImageConfig.ImageVolumes, lib.ImageVolumesType("mkdir")},
{c.ImageConfig.InsecureRegistries[0], "insecure-registry:1234"},
{c.ImageConfig.Registries[0], "registry:4321"},
{c.NetworkConfig.NetworkDir, "/etc/cni/net.d/"},
{c.NetworkConfig.PluginDir, "/opt/cni/bin/"},
}
for _, tc := range testCases {
if tc.fieldValue != tc.expected {
t.Errorf(`Expecting: "%s", got: "%s"`, tc.expected, tc.fieldValue)
}
}
}
func TestUpdateFromFile(t *testing.T) {
c := Config{}
must(t, c.UpdateFromFile(fixturePath))
assertAllFieldsEquality(t, c)
}
func TestToFile(t *testing.T) {
configFromFixture := Config{}
must(t, configFromFixture.UpdateFromFile(fixturePath))
f, err := ioutil.TempFile("", "crio.conf")
if err != nil {
t.Error(err)
}
defer os.Remove(f.Name())
must(t, configFromFixture.ToFile(f.Name()))
writtenConfig := Config{}
err = writtenConfig.UpdateFromFile(f.Name())
if err != nil {
t.Fatal(err)
}
assertAllFieldsEquality(t, writtenConfig)
}