azure-storage-fuse/common/config/config_test.go

493 строки
11 KiB
Go

/*
_____ _____ _____ ____ ______ _____ ------
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| --- | | | | |-----| |---- | | |-----| |----- ------
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| ____| |_____ | ____| | ____| | |_____| _____| |_____ |_____
Licensed under the MIT License <http://opensource.org/licenses/MIT>.
Copyright © 2020-2024 Microsoft Corporation. All rights reserved.
Author : <blobfusedev@microsoft.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE
*/
package config
import (
"os"
"strings"
"testing"
"github.com/Azure/azure-storage-fuse/v2/common"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/suite"
)
type Labels struct {
App string `config:"app"`
}
type Metadata struct {
Name string `config:"name"`
Label Labels `config:"labels"`
}
type MatchLabels struct {
App string `config:"app"`
}
type Selector struct {
Match MatchLabels `config:"matchLabels"`
}
type Template struct {
Meta Metadata `config:"metadata"`
}
type Spec struct {
Replicas int32 `config:"replicas"`
Select Selector `config:"selector"`
Templ Template `config:"template"`
}
type Config1 struct {
ApiVer string `config:"apiVersion"`
Kind string `config:"kind"`
Meta Metadata `config:"metadata"`
}
type Config2 struct {
ApiVer string `config:"apiVersion"`
Kind string `config:"kind"`
Meta Metadata `config:"metadata"`
Specs Spec `config:"spec"`
}
type ConfigTestSuite struct {
suite.Suite
}
var config1 = `
apiVersion: v1
kind: Pod
metadata:
name: rss-site
labels:
app: web
`
var config2 = `
apiVersion: apps/v1
kind: Deployment
metadata:
name: rss-site
labels:
app: web
spec:
replicas: 2
selector:
matchLabels:
app: web
template:
metadata:
labels:
app: web
`
var metaconf = `
name: hooli
labels:
app: pied-piper
`
var specconf = `
replicas: 2
selector:
matchLabels:
app: web
template:
metadata:
labels:
app: web
`
// Function to test config reader when there is both env vars and cli flags that overlap config file.
func (suite *ConfigTestSuite) TestOverlapShadowConfigReader() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
specOptsTruth := &Spec{
Replicas: 2,
Select: Selector{
Match: MatchLabels{
App: "bachmanity",
},
},
Templ: Template{
Meta: Metadata{
Label: Labels{
App: "prof. bighead",
},
},
},
}
err := os.Setenv("CF_TEST_MATCHLABELS_APP", specOptsTruth.Select.Match.App)
assert.Nil(err)
BindEnv("selector.matchLabels.app", "CF_TEST_MATCHLABELS_APP")
templAppFlag := AddStringFlag("template-flag", "defoval", "OJ")
err = templAppFlag.Value.Set(specOptsTruth.Templ.Meta.Label.App)
assert.Nil(err)
templAppFlag.Changed = true
BindPFlag("template.metadata.labels.app", templAppFlag)
err = os.Setenv("CF_TEST_TEMPLABELS_APP", "somethingthatshouldnotshowup")
BindEnv("template.metadata.labels.app", "CF_TEST_TEMPLABELS_APP")
err = ReadConfigFromReader(strings.NewReader(specconf))
assert.Nil(err)
specOpts := &Spec{}
err = Unmarshal(specOpts)
assert.Nil(err)
assert.Equal(specOptsTruth, specOpts)
}
// Function to test only config file reader: testcase 2
func (suite *ConfigTestSuite) TestPlainConfig2Reader() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
err := ReadConfigFromReader(strings.NewReader(config2))
assert.Nil(err)
//Case 1
metaDeepOpts2 := &Metadata{}
metaDeepOpts2Truth := &Metadata{
Label: Labels{
App: "web",
},
}
err = UnmarshalKey("spec.template.metadata", metaDeepOpts2)
assert.Nil(err)
assert.Equal(metaDeepOpts2Truth, metaDeepOpts2)
//Case 2
templatOpts2 := &Template{}
templatOpts2Truth := &Template{
Meta: Metadata{
Label: Labels{
App: "web",
},
},
}
err = UnmarshalKey("spec.template", templatOpts2)
assert.Nil(err)
assert.Equal(templatOpts2Truth, templatOpts2)
//Case 3
specOpts2 := &Spec{}
specOpts2Truth := &Spec{
Replicas: 2,
Select: Selector{
Match: MatchLabels{
App: "web",
},
},
Templ: Template{
Meta: Metadata{
Label: Labels{
App: "web",
},
},
},
}
err = UnmarshalKey("spec", specOpts2)
assert.Nil(err)
assert.Equal(specOpts2Truth, specOpts2)
// Case 4
opts2 := &Config2{}
opts2Truth := &Config2{
ApiVer: "apps/v1",
Kind: "Deployment",
Meta: Metadata{
Name: "rss-site",
Label: Labels{
App: "web",
},
},
Specs: Spec{
Replicas: 2,
Select: Selector{
Match: MatchLabels{
App: "web",
},
},
Templ: Template{
Meta: Metadata{
Label: Labels{
App: "web",
},
},
},
},
}
err = Unmarshal(opts2)
assert.Nil(err)
assert.Equal(opts2Truth, opts2)
//Case 5
apiVersion := 0
err = UnmarshalKey("apiVersion", &apiVersion)
assert.NotNil(err)
}
// Function to test only config file reader: testcase 1
func (suite *ConfigTestSuite) TestPlainConfig1Reader() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
err := ReadConfigFromReader(strings.NewReader(config1))
assert.Nil(err)
//Case1
opts1 := &Config1{}
opts1Truth := &Config1{
ApiVer: "v1",
Kind: "Pod",
Meta: Metadata{
Name: "rss-site",
Label: Labels{
App: "web",
},
},
}
err = Unmarshal(opts1)
assert.Nil(err)
assert.Equal(opts1Truth, opts1)
//Case2
metaOpts1 := &Metadata{}
metaOpts1Truth := &Metadata{
Name: "rss-site",
Label: Labels{
App: "web",
},
}
err = UnmarshalKey("metadata", metaOpts1)
assert.Nil(err)
assert.Equal(metaOpts1Truth, metaOpts1)
//Case 3
labelOpts1 := &Labels{}
labelOpts1Truth := &Labels{
App: "web",
}
err = UnmarshalKey("metadata.labels", labelOpts1)
assert.Nil(err)
assert.Equal(labelOpts1Truth, labelOpts1)
//Case 4:
randOpts := struct {
NewName string `config:"newname"`
NotExistField int `config:"notexists"`
}{}
err = Unmarshal(&randOpts)
assert.Empty(randOpts)
}
// Function to test config reader when there is environment variables that shadow config file
func (suite *ConfigTestSuite) TestEnvShadowedConfigReader() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
metaOptsTruth := &Metadata{
Name: "mcdhee",
Label: Labels{
App: "zigby",
},
}
err := os.Setenv("CF_TEST_NAME", metaOptsTruth.Name)
assert.Nil(err)
err = os.Setenv("CF_TEST_APP", metaOptsTruth.Label.App)
assert.Nil(err)
//Case 1
BindEnv("name", "CF_TEST_NAME")
BindEnv("labels.app", "CF_TEST_APP")
metaOpts := &Metadata{}
err = Unmarshal(metaOpts)
assert.Nil(err)
assert.Equal(metaOptsTruth, metaOpts)
ResetConfig()
//Case 2
err = ReadConfigFromReader(strings.NewReader(metaconf))
assert.Nil(err)
BindEnv("name", "CF_TEST_NAME")
BindEnv("labels.app", "CF_TEST_APP")
metaOpts = &Metadata{}
err = Unmarshal(metaOpts)
assert.Nil(err)
assert.Equal(metaOptsTruth, metaOpts)
}
// Function to test config reader when there is cli flags that shadow config file
func (suite *ConfigTestSuite) TestFlagShadowedConfigReader() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
metaOptsTruth := &Metadata{
Name: "mcdhee",
Label: Labels{
App: "zigby",
},
}
//Case 1
nameFlag := AddStringFlag("name", "defo", "nahnahnah")
err := nameFlag.Value.Set(metaOptsTruth.Name)
assert.Nil(err)
nameFlag.Changed = true
BindPFlag("name", nameFlag)
appFlag := AddStringFlag("app", "seefood", "jianyang")
err = appFlag.Value.Set(metaOptsTruth.Label.App)
assert.Nil(err)
appFlag.Changed = true
BindPFlag("labels.app", appFlag)
metaOpts := &Metadata{}
err = Unmarshal(metaOpts)
assert.Nil(err)
assert.Equal(metaOptsTruth, metaOpts)
ResetConfig()
//Case 2
err = ReadConfigFromReader(strings.NewReader(metaconf))
assert.Nil(err)
nameFlag = AddStringFlag("name", "defo", "nahnahnah")
err = nameFlag.Value.Set(metaOptsTruth.Name)
assert.Nil(err)
nameFlag.Changed = true
BindPFlag("name", nameFlag)
appFlag = AddStringFlag("app", "seefood", "jianyang")
err = appFlag.Value.Set(metaOptsTruth.Label.App)
assert.Nil(err)
appFlag.Changed = true
BindPFlag("labels.app", appFlag)
metaOpts = &Metadata{}
err = Unmarshal(metaOpts)
assert.Nil(err)
assert.Equal(metaOptsTruth, metaOpts)
}
func (suite *ConfigTestSuite) TestAddFlags() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
flag := AddBoolFlag("boolFlag", false, "")
assert.NotNil(flag)
flag = AddBoolPFlag("b", false, "")
assert.NotNil(flag)
flag = AddDurationFlag("durationFlag", 5, "")
assert.NotNil(flag)
flag = AddFloat64Flag("Float64Flag", 5.0, "")
assert.NotNil(flag)
flag = AddIntFlag("intFlag", 5.0, "")
assert.NotNil(flag)
flag = AddInt8Flag("int8Flag", 5.0, "")
assert.NotNil(flag)
flag = AddInt16Flag("int16Flag", 5.0, "")
assert.NotNil(flag)
flag = AddInt32Flag("int32Flag", 5.0, "")
assert.NotNil(flag)
flag = AddInt64Flag("int64Flag", 5.0, "")
assert.NotNil(flag)
flag = AddUintFlag("uintFlag", 5.0, "")
assert.NotNil(flag)
flag = AddUint8Flag("uint8Flag", 5.0, "")
assert.NotNil(flag)
flag = AddUint16Flag("uint16Flag", 5.0, "")
assert.NotNil(flag)
flag = AddUint32Flag("uint32Flag", 5.0, "")
assert.NotNil(flag)
flag = AddUint64Flag("uint64Flag", 5.0, "")
assert.NotNil(flag)
flag = AddStringFlag("stringFlag", "abc", "")
assert.NotNil(flag)
Set("abcd", "1234")
SetBool("flag", true)
BindPFlag("abcd", flag)
BindEnv("abcd", "CF_TEST_ABCD")
}
func (suite *ConfigTestSuite) TestConfigFileDescryption() {
defer suite.cleanupTest()
assert := assert.New(suite.T())
os.WriteFile("test.yaml", []byte(config2), 0644)
plaintext, err := os.ReadFile("test.yaml")
assert.Nil(err)
assert.NotEqual(plaintext, nil)
cipherText, err := common.EncryptData(plaintext, []byte("123123123123123123123123"))
assert.Nil(err)
err = os.WriteFile("test_enc.yaml", cipherText, 0644)
assert.Nil(err)
err = DecryptConfigFile("test_enc.yaml", "123123123123123123123123")
assert.Nil(err)
_ = os.Remove("test.yaml")
_ = os.Remove("test_enc.yaml")
}
func (suite *ConfigTestSuite) cleanupTest() {
ResetConfig()
}
func TestConfigTestSuite(t *testing.T) {
suite.Run(t, new(ConfigTestSuite))
}