docker/daemon/config_unix_test.go

135 строки
3.1 KiB
Go

// +build !windows
package daemon
import (
"io/ioutil"
"runtime"
"testing"
"github.com/docker/docker/pkg/testutil/assert"
"github.com/spf13/pflag"
)
func TestDaemonConfigurationMerge(t *testing.T) {
f, err := ioutil.TempFile("", "docker-config-")
if err != nil {
t.Fatal(err)
}
configFile := f.Name()
f.Write([]byte(`
{
"debug": true,
"default-ulimits": {
"nofile": {
"Name": "nofile",
"Hard": 2048,
"Soft": 1024
}
},
"log-opts": {
"tag": "test_tag"
}
}`))
f.Close()
c := &Config{
CommonConfig: CommonConfig{
AutoRestart: true,
LogConfig: LogConfig{
Type: "syslog",
Config: map[string]string{"tag": "test"},
},
},
}
cc, err := MergeDaemonConfigurations(c, nil, configFile)
if err != nil {
t.Fatal(err)
}
if !cc.Debug {
t.Fatalf("expected %v, got %v\n", true, cc.Debug)
}
if !cc.AutoRestart {
t.Fatalf("expected %v, got %v\n", true, cc.AutoRestart)
}
if cc.LogConfig.Type != "syslog" {
t.Fatalf("expected syslog config, got %q\n", cc.LogConfig)
}
if configValue, OK := cc.LogConfig.Config["tag"]; !OK {
t.Fatal("expected syslog config attributes, got nil\n")
} else {
if configValue != "test_tag" {
t.Fatalf("expected syslog config attributes 'tag=test_tag', got 'tag=%s'\n", configValue)
}
}
if cc.Ulimits == nil {
t.Fatal("expected default ulimit config, got nil\n")
} else {
if _, OK := cc.Ulimits["nofile"]; OK {
if cc.Ulimits["nofile"].Name != "nofile" ||
cc.Ulimits["nofile"].Hard != 2048 ||
cc.Ulimits["nofile"].Soft != 1024 {
t.Fatalf("expected default ulimit name, hard and soft are nofile, 2048, 1024, got %s, %d, %d\n", cc.Ulimits["nofile"].Name, cc.Ulimits["nofile"].Hard, cc.Ulimits["nofile"].Soft)
}
} else {
t.Fatal("expected default ulimit name nofile, got nil\n")
}
}
}
func TestDaemonParseShmSize(t *testing.T) {
if runtime.GOOS == "solaris" {
t.Skip("ShmSize not supported on Solaris\n")
}
flags := pflag.NewFlagSet("test", pflag.ContinueOnError)
config := &Config{}
config.InstallFlags(flags)
// By default `--default-shm-size=64M`
expectedValue := 64 * 1024 * 1024
if config.ShmSize.Value() != int64(expectedValue) {
t.Fatalf("expected default shm size %d, got %d", expectedValue, config.ShmSize.Value())
}
assert.NilError(t, flags.Set("default-shm-size", "128M"))
expectedValue = 128 * 1024 * 1024
if config.ShmSize.Value() != int64(expectedValue) {
t.Fatalf("expected default shm size %d, got %d", expectedValue, config.ShmSize.Value())
}
}
func TestDaemonConfigurationMergeShmSize(t *testing.T) {
if runtime.GOOS == "solaris" {
t.Skip("ShmSize not supported on Solaris\n")
}
f, err := ioutil.TempFile("", "docker-config-")
if err != nil {
t.Fatal(err)
}
configFile := f.Name()
f.Write([]byte(`
{
"default-shm-size": "1g"
}`))
f.Close()
c := &Config{}
cc, err := MergeDaemonConfigurations(c, nil, configFile)
if err != nil {
t.Fatal(err)
}
expectedValue := 1 * 1024 * 1024 * 1024
if cc.ShmSize.Value() != int64(expectedValue) {
t.Fatalf("expected default shm size %d, got %d", expectedValue, cc.ShmSize.Value())
}
}