providers.*CLIProfileCredentialsProviderBuilder.Build - Code Metrics - Inspection of "Merge pull request #136 from aliyun/feature/oauth" - aliyun/credentials-go - Measure and Improve Code Quality continuously with Scrutinizer

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created 2025-10-24 11:12 UTC

iderBuilder.Build A

↳ Parent: credentials/providers/cli_profile.go

Complexity

Conditions

Size

Total Lines	23
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
eloc	10
nop	0
dl	0
loc	23
rs	9.9
c	0
b	0
f	0

package providers

import (
	"encoding/json"
	"errors"
	"fmt"
	"io/ioutil"
	"os"
	"path"
	"strings"
	"sync"
	"syscall"

	"github.com/aliyun/credentials-go/credentials/internal/utils"
)

type CLIProfileCredentialsProvider struct {
	profileFile   string
	profileName   string
	innerProvider CredentialsProvider
	// 文件锁，用于并发安全
	fileMutex sync.RWMutex
}

type CLIProfileCredentialsProviderBuilder struct {
	provider *CLIProfileCredentialsProvider
}

func (b *CLIProfileCredentialsProviderBuilder) WithProfileFile(profileFile string) *CLIProfileCredentialsProviderBuilder {
	b.provider.profileFile = profileFile
	return b
}

func (b *CLIProfileCredentialsProviderBuilder) WithProfileName(profileName string) *CLIProfileCredentialsProviderBuilder {
	b.provider.profileName = profileName
	return b
}

func (b *CLIProfileCredentialsProviderBuilder) Build() (provider *CLIProfileCredentialsProvider, err error) {
	// 优先级：
	// 1. 使用显示指定的 profileFile
	// 2. 使用环境变量（ALIBABA_CLOUD_CONFIG_FILE）指定的 profileFile
	// 3. 兜底使用 path.Join(homeDir, ".aliyun/config") 作为 profileFile
	if b.provider.profileFile == "" {
		b.provider.profileFile = os.Getenv("ALIBABA_CLOUD_CONFIG_FILE")
	}
	// 优先级：
	// 1. 使用显示指定的 profileName
	// 2. 使用环境变量（ALIBABA_CLOUD_PROFILE）制定的 profileName
	// 3. 使用 CLI 配置中的当前 profileName
	if b.provider.profileName == "" {
		b.provider.profileName = os.Getenv("ALIBABA_CLOUD_PROFILE")
	}

	if strings.ToLower(os.Getenv("ALIBABA_CLOUD_CLI_PROFILE_DISABLED")) == "true" {
		err = errors.New("the CLI profile is disabled")
		return
	}

	provider = b.provider
	return
}

func NewCLIProfileCredentialsProviderBuilder() *CLIProfileCredentialsProviderBuilder {
	return &CLIProfileCredentialsProviderBuilder{
		provider: &CLIProfileCredentialsProvider{},
	}
}

type profile struct {
	Name                   string `json:"name"`
	Mode                   string `json:"mode"`
	AccessKeyID            string `json:"access_key_id"`
	AccessKeySecret        string `json:"access_key_secret"`
	SecurityToken          string `json:"sts_token"`
	RegionID               string `json:"region_id"`
	RoleArn                string `json:"ram_role_arn"`
	RoleSessionName        string `json:"ram_session_name"`
	DurationSeconds        int    `json:"expired_seconds"`
	StsRegion              string `json:"sts_region"`
	EnableVpc              bool   `json:"enable_vpc"`
	SourceProfile          string `json:"source_profile"`
	RoleName               string `json:"ram_role_name"`
	OIDCTokenFile          string `json:"oidc_token_file"`
	OIDCProviderARN        string `json:"oidc_provider_arn"`
	Policy                 string `json:"policy"`
	ExternalId             string `json:"external_id"`
	SignInUrl              string `json:"cloud_sso_sign_in_url"`
	AccountId              string `json:"cloud_sso_account_id"`
	AccessConfig           string `json:"cloud_sso_access_config"`
	AccessToken            string `json:"access_token"`
	AccessTokenExpire      int64  `json:"cloud_sso_access_token_expire"`
	OauthSiteType          string `json:"oauth_site_type"`
	OauthRefreshToken      string `json:"oauth_refresh_token"`
	OauthAccessToken       string `json:"oauth_access_token"`
	OauthAccessTokenExpire int64  `json:"oauth_access_token_expire"`
	StsExpire              int64  `json:"sts_expiration"`
}

type configuration struct {
	Current  string     `json:"current"`
	Profiles []*profile `json:"profiles"`
}

func newConfigurationFromPath(cfgPath string) (conf *configuration, err error) {
	bytes, err := ioutil.ReadFile(cfgPath)
	if err != nil {
		err = fmt.Errorf("reading aliyun cli config from '%s' failed %v", cfgPath, err)
		return
	}

	conf = &configuration{}

	err = json.Unmarshal(bytes, conf)
	if err != nil {
		err = fmt.Errorf("unmarshal aliyun cli config from '%s' failed: %s", cfgPath, string(bytes))
		return
	}

	if conf.Profiles == nil || len(conf.Profiles) == 0 {
		err = fmt.Errorf("no any configured profiles in '%s'", cfgPath)
		return
	}

	return
}

func (conf *configuration) getProfile(name string) (profile *profile, err error) {
	for _, p := range conf.Profiles {
		if p.Name == name {
			profile = p
			return
		}
	}

	err = fmt.Errorf("unable to get profile with '%s'", name)
	return
}

var oauthBaseUrlMap = map[string]string{
	"CN":   "https://oauth.aliyun.com",
	"INTL": "https://oauth.alibabacloud.com",
}

var oauthClientMap = map[string]string{
	"CN":   "4038181954557748008",
	"INTL": "4103531455503354461",
}

func (provider *CLIProfileCredentialsProvider) getCredentialsProvider(conf *configuration, profileName string) (credentialsProvider CredentialsProvider, err error) {
	p, err := conf.getProfile(profileName)
	if err != nil {
		return
	}

	switch p.Mode {
	case "AK":
		credentialsProvider, err = NewStaticAKCredentialsProviderBuilder().
			WithAccessKeyId(p.AccessKeyID).
			WithAccessKeySecret(p.AccessKeySecret).
			Build()
	case "StsToken":
		credentialsProvider, err = NewStaticSTSCredentialsProviderBuilder().
			WithAccessKeyId(p.AccessKeyID).
			WithAccessKeySecret(p.AccessKeySecret).
			WithSecurityToken(p.SecurityToken).
			Build()
	case "RamRoleArn":
		previousProvider, err1 := NewStaticAKCredentialsProviderBuilder().
			WithAccessKeyId(p.AccessKeyID).
			WithAccessKeySecret(p.AccessKeySecret).
			Build()
		if err1 != nil {
			return nil, err1
		}

		credentialsProvider, err = NewRAMRoleARNCredentialsProviderBuilder().
			WithCredentialsProvider(previousProvider).
			WithRoleArn(p.RoleArn).
			WithRoleSessionName(p.RoleSessionName).
			WithDurationSeconds(p.DurationSeconds).
			WithStsRegionId(p.StsRegion).
			WithEnableVpc(p.EnableVpc).
			WithPolicy(p.Policy).
			WithExternalId(p.ExternalId).
			Build()
	case "EcsRamRole":
		credentialsProvider, err = NewECSRAMRoleCredentialsProviderBuilder().WithRoleName(p.RoleName).Build()
	case "OIDC":
		credentialsProvider, err = NewOIDCCredentialsProviderBuilder().
			WithOIDCTokenFilePath(p.OIDCTokenFile).
			WithOIDCProviderARN(p.OIDCProviderARN).
			WithRoleArn(p.RoleArn).
			WithStsRegionId(p.StsRegion).
			WithEnableVpc(p.EnableVpc).
			WithDurationSeconds(p.DurationSeconds).
			WithRoleSessionName(p.RoleSessionName).
			WithPolicy(p.Policy).
			Build()
	case "ChainableRamRoleArn":
		previousProvider, err1 := provider.getCredentialsProvider(conf, p.SourceProfile)
		if err1 != nil {
			err = fmt.Errorf("get source profile failed: %s", err1.Error())
			return
		}
		credentialsProvider, err = NewRAMRoleARNCredentialsProviderBuilder().
			WithCredentialsProvider(previousProvider).
			WithRoleArn(p.RoleArn).
			WithRoleSessionName(p.RoleSessionName).
			WithDurationSeconds(p.DurationSeconds).
			WithStsRegionId(p.StsRegion).
			WithEnableVpc(p.EnableVpc).
			WithPolicy(p.Policy).
			WithExternalId(p.ExternalId).
			Build()
	case "CloudSSO":
		credentialsProvider, err = NewCloudSSOCredentialsProviderBuilder().
			WithSignInUrl(p.SignInUrl).
			WithAccountId(p.AccountId).
			WithAccessConfig(p.AccessConfig).
			WithAccessToken(p.AccessToken).
			WithAccessTokenExpire(p.AccessTokenExpire).
			Build()
	case "OAuth":
		siteType := strings.ToUpper(p.OauthSiteType)
		signInUrl := oauthBaseUrlMap[siteType]
		if signInUrl == "" {
			err = fmt.Errorf("invalid site type, support CN or INTL")
			return
		}
		clientId := oauthClientMap[siteType]

		credentialsProvider, err = NewOAuthCredentialsProviderBuilder().
			WithSignInUrl(signInUrl).
			WithClientId(clientId).
			WithRefreshToken(p.OauthRefreshToken).
			WithAccessToken(p.OauthAccessToken).
			WithAccessTokenExpire(p.OauthAccessTokenExpire).
			WithTokenUpdateCallback(provider.getOAuthTokenUpdateCallback()).
			Build()
	default:
		err = fmt.Errorf("unsupported profile mode '%s'", p.Mode)
	}

	return
}

// 默认设置为 GetHomePath，测试时便于 mock
var getHomePath = utils.GetHomePath

func (provider *CLIProfileCredentialsProvider) GetCredentials() (cc *Credentials, err error) {
	if provider.innerProvider == nil {
		cfgPath := provider.profileFile
		if cfgPath == "" {
			homeDir := getHomePath()
			if homeDir == "" {
				err = fmt.Errorf("cannot found home dir")
				return
			}

			cfgPath = path.Join(homeDir, ".aliyun/config.json")
			provider.profileFile = cfgPath
		}

		conf, err1 := newConfigurationFromPath(cfgPath)
		if err1 != nil {
			err = err1
			return
		}

		if provider.profileName == "" {
			provider.profileName = conf.Current
		}

		provider.innerProvider, err = provider.getCredentialsProvider(conf, provider.profileName)
		if err != nil {
			return
		}
	}

	innerCC, err := provider.innerProvider.GetCredentials()
	if err != nil {
		return
	}

	providerName := innerCC.ProviderName
	if providerName == "" {
		providerName = provider.innerProvider.GetProviderName()
	}

	cc = &Credentials{
		AccessKeyId:     innerCC.AccessKeyId,
		AccessKeySecret: innerCC.AccessKeySecret,
		SecurityToken:   innerCC.SecurityToken,
		ProviderName:    fmt.Sprintf("%s/%s", provider.GetProviderName(), providerName),
	}

	return
}

func (provider *CLIProfileCredentialsProvider) GetProviderName() string {
	return "cli_profile"
}

// updateOAuthTokens 更新OAuth令牌并写回配置文件
func (provider *CLIProfileCredentialsProvider) updateOAuthTokens(refreshToken, accessToken, accessKey, secret, securityToken string, accessTokenExpire, stsExpire int64) error {
	provider.fileMutex.Lock()
	defer provider.fileMutex.Unlock()

	cfgPath := provider.profileFile
	conf, err := newConfigurationFromPath(cfgPath)
	if err != nil {
		return fmt.Errorf("failed to read config file: %v", err)
	}

	profileName := provider.profileName
	profile, err := conf.getProfile(profileName)
	if err != nil {
		return fmt.Errorf("failed to get profile %s: %v", profileName, err)
	}

	// update
	profile.OauthRefreshToken = refreshToken
	profile.OauthAccessToken = accessToken
	profile.OauthAccessTokenExpire = accessTokenExpire
	profile.AccessKeyID = accessKey
	profile.AccessKeySecret = secret
	profile.SecurityToken = securityToken
	profile.StsExpire = stsExpire

	// write back with file lock
	return provider.writeConfigurationToFileWithLock(cfgPath, conf)
}

// writeConfigurationToFile 将配置写入文件，使用原子写入确保数据完整性
func (provider *CLIProfileCredentialsProvider) writeConfigurationToFile(cfgPath string, conf *configuration) error {
	// 创建临时文件
	tempFile := cfgPath + ".tmp"

	// 序列化配置
	data, err := json.MarshalIndent(conf, "", "    ")
	if err != nil {
		return fmt.Errorf("failed to marshal config: %v", err)
	}

	// 写入临时文件
	err = ioutil.WriteFile(tempFile, data, 0644)
	if err != nil {
		return fmt.Errorf("failed to write temp file: %v", err)
	}

	// 原子性重命名，确保文件完整性
	err = os.Rename(tempFile, cfgPath)
	if err != nil {
		// 清理临时文件
		os.Remove(tempFile)
		return fmt.Errorf("failed to rename temp file: %v", err)
	}

	return nil
}

// writeConfigurationToFileWithLock 使用操作系统级别的文件锁写入配置文件
func (provider *CLIProfileCredentialsProvider) writeConfigurationToFileWithLock(cfgPath string, conf *configuration) error {
	// 打开文件用于锁定
	file, err := os.OpenFile(cfgPath, os.O_RDWR|os.O_CREATE, 0644)
	if err != nil {
		return fmt.Errorf("failed to open config file: %v", err)
	}
	defer file.Close()

	// 获取独占锁（阻塞其他进程）
	err = syscall.Flock(int(file.Fd()), syscall.LOCK_EX)
	if err != nil {
		return fmt.Errorf("failed to acquire file lock: %v", err)
	}
	defer syscall.Flock(int(file.Fd()), syscall.LOCK_UN)

	// 序列化配置
	data, err := json.MarshalIndent(conf, "", "    ")
	if err != nil {
		return fmt.Errorf("failed to marshal config: %v", err)
	}

	// 创建临时文件
	tempFile := cfgPath + ".tmp"
	err = ioutil.WriteFile(tempFile, data, 0644)
	if err != nil {
		return fmt.Errorf("failed to write temp file: %v", err)
	}

	// 原子性重命名
	err = os.Rename(tempFile, cfgPath)
	if err != nil {
		os.Remove(tempFile)
		return fmt.Errorf("failed to rename temp file: %v", err)
	}

	return nil
}

// getOAuthTokenUpdateCallback 获取OAuth令牌更新回调函数
func (provider *CLIProfileCredentialsProvider) getOAuthTokenUpdateCallback() OAuthTokenUpdateCallback {
	return func(refreshToken, accessToken, accessKey, secret, securityToken string, accessTokenExpire, stsExpire int64) error {
		return provider.updateOAuthTokens(refreshToken, accessToken, accessKey, secret, securityToken, accessTokenExpire, stsExpire)
	}
}


1			package providers
2
3			import (
4			"encoding/json"
5			"errors"
6			"fmt"
7			"io/ioutil"
8			"os"
9			"path"
10			"strings"
11			"sync"
12			"syscall"
13
14			"github.com/aliyun/credentials-go/credentials/internal/utils"
15			)
16
17			type CLIProfileCredentialsProvider struct {
18			profileFile string
19			profileName string
20			innerProvider CredentialsProvider
21			// 文件锁，用于并发安全
22			fileMutex sync.RWMutex
23			}
24
25			type CLIProfileCredentialsProviderBuilder struct {
26			provider *CLIProfileCredentialsProvider
27			}
28
29			func (b CLIProfileCredentialsProviderBuilder) WithProfileFile(profileFile string) CLIProfileCredentialsProviderBuilder {
30			b.provider.profileFile = profileFile
31			return b
32			}
33
34			func (b CLIProfileCredentialsProviderBuilder) WithProfileName(profileName string) CLIProfileCredentialsProviderBuilder {
35			b.provider.profileName = profileName
36			return b
37			}
38
39			func (b CLIProfileCredentialsProviderBuilder) Build() (provider CLIProfileCredentialsProvider, err error) {
40			// 优先级：
41			// 1. 使用显示指定的 profileFile
42			// 2. 使用环境变量（ALIBABA_CLOUD_CONFIG_FILE）指定的 profileFile
43			// 3. 兜底使用 path.Join(homeDir, ".aliyun/config") 作为 profileFile
44			if b.provider.profileFile == "" {
45			b.provider.profileFile = os.Getenv("ALIBABA_CLOUD_CONFIG_FILE")
46			}
47			// 优先级：
48			// 1. 使用显示指定的 profileName
49			// 2. 使用环境变量（ALIBABA_CLOUD_PROFILE）制定的 profileName
50			// 3. 使用 CLI 配置中的当前 profileName
51			if b.provider.profileName == "" {
52			b.provider.profileName = os.Getenv("ALIBABA_CLOUD_PROFILE")
53			}
54
55			if strings.ToLower(os.Getenv("ALIBABA_CLOUD_CLI_PROFILE_DISABLED")) == "true" {
56			err = errors.New("the CLI profile is disabled")
57			return
58			}
59
60			provider = b.provider
61			return
62			}
63
64			func NewCLIProfileCredentialsProviderBuilder() *CLIProfileCredentialsProviderBuilder {
65			return &CLIProfileCredentialsProviderBuilder{
66			provider: &CLIProfileCredentialsProvider{},
67			}
68			}
69
70			type profile struct {
71			Name string `json:"name"`
72			Mode string `json:"mode"`
73			AccessKeyID string `json:"access_key_id"`
74			AccessKeySecret string `json:"access_key_secret"`
75			SecurityToken string `json:"sts_token"`
76			RegionID string `json:"region_id"`
77			RoleArn string `json:"ram_role_arn"`
78			RoleSessionName string `json:"ram_session_name"`
79			DurationSeconds int `json:"expired_seconds"`
80			StsRegion string `json:"sts_region"`
81			EnableVpc bool `json:"enable_vpc"`
82			SourceProfile string `json:"source_profile"`
83			RoleName string `json:"ram_role_name"`
84			OIDCTokenFile string `json:"oidc_token_file"`
85			OIDCProviderARN string `json:"oidc_provider_arn"`
86			Policy string `json:"policy"`
87			ExternalId string `json:"external_id"`
88			SignInUrl string `json:"cloud_sso_sign_in_url"`
89			AccountId string `json:"cloud_sso_account_id"`
90			AccessConfig string `json:"cloud_sso_access_config"`
91			AccessToken string `json:"access_token"`
92			AccessTokenExpire int64 `json:"cloud_sso_access_token_expire"`
93			OauthSiteType string `json:"oauth_site_type"`
94			OauthRefreshToken string `json:"oauth_refresh_token"`
95			OauthAccessToken string `json:"oauth_access_token"`
96			OauthAccessTokenExpire int64 `json:"oauth_access_token_expire"`
97			StsExpire int64 `json:"sts_expiration"`
98			}
99
100			type configuration struct {
101			Current string `json:"current"`
102			Profiles []*profile `json:"profiles"`
103			}
104
105			func newConfigurationFromPath(cfgPath string) (conf *configuration, err error) {
106			bytes, err := ioutil.ReadFile(cfgPath)
107			if err != nil {
108			err = fmt.Errorf("reading aliyun cli config from '%s' failed %v", cfgPath, err)
109			return
110			}
111
112			conf = &configuration{}
113
114			err = json.Unmarshal(bytes, conf)
115			if err != nil {
116			err = fmt.Errorf("unmarshal aliyun cli config from '%s' failed: %s", cfgPath, string(bytes))
117			return
118			}
119
120			if conf.Profiles == nil \|\| len(conf.Profiles) == 0 {
121			err = fmt.Errorf("no any configured profiles in '%s'", cfgPath)
122			return
123			}
124
125			return
126			}
127
128			func (conf configuration) getProfile(name string) (profile profile, err error) {
129			for _, p := range conf.Profiles {
130			if p.Name == name {
131			profile = p
132			return
133			}
134			}
135
136			err = fmt.Errorf("unable to get profile with '%s'", name)
137			return
138			}
139
140			var oauthBaseUrlMap = map[string]string{
141			"CN": "https://oauth.aliyun.com",
142			"INTL": "https://oauth.alibabacloud.com",
143			}
144
145			var oauthClientMap = map[string]string{
146			"CN": "4038181954557748008",
147			"INTL": "4103531455503354461",
148			}
149
150			func (provider CLIProfileCredentialsProvider) getCredentialsProvider(conf configuration, profileName string) (credentialsProvider CredentialsProvider, err error) {
151			p, err := conf.getProfile(profileName)
152			if err != nil {
153			return
154			}
155
156			switch p.Mode {
157			case "AK":
158			credentialsProvider, err = NewStaticAKCredentialsProviderBuilder().
159			WithAccessKeyId(p.AccessKeyID).
160			WithAccessKeySecret(p.AccessKeySecret).
161			Build()
162			case "StsToken":
163			credentialsProvider, err = NewStaticSTSCredentialsProviderBuilder().
164			WithAccessKeyId(p.AccessKeyID).
165			WithAccessKeySecret(p.AccessKeySecret).
166			WithSecurityToken(p.SecurityToken).
167			Build()
168			case "RamRoleArn":
169			previousProvider, err1 := NewStaticAKCredentialsProviderBuilder().
170			WithAccessKeyId(p.AccessKeyID).
171			WithAccessKeySecret(p.AccessKeySecret).
172			Build()
173			if err1 != nil {
174			return nil, err1
175			}
176
177			credentialsProvider, err = NewRAMRoleARNCredentialsProviderBuilder().
178			WithCredentialsProvider(previousProvider).
179			WithRoleArn(p.RoleArn).
180			WithRoleSessionName(p.RoleSessionName).
181			WithDurationSeconds(p.DurationSeconds).
182			WithStsRegionId(p.StsRegion).
183			WithEnableVpc(p.EnableVpc).
184			WithPolicy(p.Policy).
185			WithExternalId(p.ExternalId).
186			Build()
187			case "EcsRamRole":
188			credentialsProvider, err = NewECSRAMRoleCredentialsProviderBuilder().WithRoleName(p.RoleName).Build()
189			case "OIDC":
190			credentialsProvider, err = NewOIDCCredentialsProviderBuilder().
191			WithOIDCTokenFilePath(p.OIDCTokenFile).
192			WithOIDCProviderARN(p.OIDCProviderARN).
193			WithRoleArn(p.RoleArn).
194			WithStsRegionId(p.StsRegion).
195			WithEnableVpc(p.EnableVpc).
196			WithDurationSeconds(p.DurationSeconds).
197			WithRoleSessionName(p.RoleSessionName).
198			WithPolicy(p.Policy).
199			Build()
200			case "ChainableRamRoleArn":
201			previousProvider, err1 := provider.getCredentialsProvider(conf, p.SourceProfile)
202			if err1 != nil {
203			err = fmt.Errorf("get source profile failed: %s", err1.Error())
204			return
205			}
206			credentialsProvider, err = NewRAMRoleARNCredentialsProviderBuilder().
207			WithCredentialsProvider(previousProvider).
208			WithRoleArn(p.RoleArn).
209			WithRoleSessionName(p.RoleSessionName).
210			WithDurationSeconds(p.DurationSeconds).
211			WithStsRegionId(p.StsRegion).
212			WithEnableVpc(p.EnableVpc).
213			WithPolicy(p.Policy).
214			WithExternalId(p.ExternalId).
215			Build()
216			case "CloudSSO":
217			credentialsProvider, err = NewCloudSSOCredentialsProviderBuilder().
218			WithSignInUrl(p.SignInUrl).
219			WithAccountId(p.AccountId).
220			WithAccessConfig(p.AccessConfig).
221			WithAccessToken(p.AccessToken).
222			WithAccessTokenExpire(p.AccessTokenExpire).
223			Build()
224			case "OAuth":
225			siteType := strings.ToUpper(p.OauthSiteType)
226			signInUrl := oauthBaseUrlMap[siteType]
227			if signInUrl == "" {
228			err = fmt.Errorf("invalid site type, support CN or INTL")
229			return
230			}
231			clientId := oauthClientMap[siteType]
232
233			credentialsProvider, err = NewOAuthCredentialsProviderBuilder().
234			WithSignInUrl(signInUrl).
235			WithClientId(clientId).
236			WithRefreshToken(p.OauthRefreshToken).
237			WithAccessToken(p.OauthAccessToken).
238			WithAccessTokenExpire(p.OauthAccessTokenExpire).
239			WithTokenUpdateCallback(provider.getOAuthTokenUpdateCallback()).
240			Build()
241			default:
242			err = fmt.Errorf("unsupported profile mode '%s'", p.Mode)
243			}
244
245			return
246			}
247
248			// 默认设置为 GetHomePath，测试时便于 mock
249			var getHomePath = utils.GetHomePath
250
251			func (provider CLIProfileCredentialsProvider) GetCredentials() (cc Credentials, err error) {
252			if provider.innerProvider == nil {
253			cfgPath := provider.profileFile
254			if cfgPath == "" {
255			homeDir := getHomePath()
256			if homeDir == "" {
257			err = fmt.Errorf("cannot found home dir")
258			return
259			}
260
261			cfgPath = path.Join(homeDir, ".aliyun/config.json")
262			provider.profileFile = cfgPath
263			}
264
265			conf, err1 := newConfigurationFromPath(cfgPath)
266			if err1 != nil {
267			err = err1
268			return
269			}
270
271			if provider.profileName == "" {
272			provider.profileName = conf.Current
273			}
274
275			provider.innerProvider, err = provider.getCredentialsProvider(conf, provider.profileName)
276			if err != nil {
277			return
278			}
279			}
280
281			innerCC, err := provider.innerProvider.GetCredentials()
282			if err != nil {
283			return
284			}
285
286			providerName := innerCC.ProviderName
287			if providerName == "" {
288			providerName = provider.innerProvider.GetProviderName()
289			}
290
291			cc = &Credentials{
292			AccessKeyId: innerCC.AccessKeyId,
293			AccessKeySecret: innerCC.AccessKeySecret,
294			SecurityToken: innerCC.SecurityToken,
295			ProviderName: fmt.Sprintf("%s/%s", provider.GetProviderName(), providerName),
296			}
297
298			return
299			}
300
301			func (provider *CLIProfileCredentialsProvider) GetProviderName() string {
302			return "cli_profile"
303			}
304
305			// updateOAuthTokens 更新OAuth令牌并写回配置文件
306			func (provider *CLIProfileCredentialsProvider) updateOAuthTokens(refreshToken, accessToken, accessKey, secret, securityToken string, accessTokenExpire, stsExpire int64) error {
307			provider.fileMutex.Lock()
308			defer provider.fileMutex.Unlock()
309
310			cfgPath := provider.profileFile
311			conf, err := newConfigurationFromPath(cfgPath)
312			if err != nil {
313			return fmt.Errorf("failed to read config file: %v", err)
314			}
315
316			profileName := provider.profileName
317			profile, err := conf.getProfile(profileName)
318			if err != nil {
319			return fmt.Errorf("failed to get profile %s: %v", profileName, err)
320			}
321
322			// update
323			profile.OauthRefreshToken = refreshToken
324			profile.OauthAccessToken = accessToken
325			profile.OauthAccessTokenExpire = accessTokenExpire
326			profile.AccessKeyID = accessKey
327			profile.AccessKeySecret = secret
328			profile.SecurityToken = securityToken
329			profile.StsExpire = stsExpire
330
331			// write back with file lock
332			return provider.writeConfigurationToFileWithLock(cfgPath, conf)
333			}
334
335			// writeConfigurationToFile 将配置写入文件，使用原子写入确保数据完整性
336			func (provider CLIProfileCredentialsProvider) writeConfigurationToFile(cfgPath string, conf configuration) error {
337			// 创建临时文件
338			tempFile := cfgPath + ".tmp"
339
340			// 序列化配置
341			data, err := json.MarshalIndent(conf, "", " ")
342			if err != nil {
343			return fmt.Errorf("failed to marshal config: %v", err)
344			}
345
346			// 写入临时文件
347			err = ioutil.WriteFile(tempFile, data, 0644)
348			if err != nil {
349			return fmt.Errorf("failed to write temp file: %v", err)
350			}
351
352			// 原子性重命名，确保文件完整性
353			err = os.Rename(tempFile, cfgPath)
354			if err != nil {
355			// 清理临时文件
356			os.Remove(tempFile)
357			return fmt.Errorf("failed to rename temp file: %v", err)
358			}
359
360			return nil
361			}
362
363			// writeConfigurationToFileWithLock 使用操作系统级别的文件锁写入配置文件
364			func (provider CLIProfileCredentialsProvider) writeConfigurationToFileWithLock(cfgPath string, conf configuration) error {
365			// 打开文件用于锁定
366			file, err := os.OpenFile(cfgPath, os.O_RDWR\|os.O_CREATE, 0644)
367			if err != nil {
368			return fmt.Errorf("failed to open config file: %v", err)
369			}
370			defer file.Close()
371
372			// 获取独占锁（阻塞其他进程）
373			err = syscall.Flock(int(file.Fd()), syscall.LOCK_EX)
374			if err != nil {
375			return fmt.Errorf("failed to acquire file lock: %v", err)
376			}
377			defer syscall.Flock(int(file.Fd()), syscall.LOCK_UN)
378
379			// 序列化配置
380			data, err := json.MarshalIndent(conf, "", " ")
381			if err != nil {
382			return fmt.Errorf("failed to marshal config: %v", err)
383			}
384
385			// 创建临时文件
386			tempFile := cfgPath + ".tmp"
387			err = ioutil.WriteFile(tempFile, data, 0644)
388			if err != nil {
389			return fmt.Errorf("failed to write temp file: %v", err)
390			}
391
392			// 原子性重命名
393			err = os.Rename(tempFile, cfgPath)
394			if err != nil {
395			os.Remove(tempFile)
396			return fmt.Errorf("failed to rename temp file: %v", err)
397			}
398
399			return nil
400			}
401
402			// getOAuthTokenUpdateCallback 获取OAuth令牌更新回调函数
403			func (provider *CLIProfileCredentialsProvider) getOAuthTokenUpdateCallback() OAuthTokenUpdateCallback {
404			return func(refreshToken, accessToken, accessKey, secret, securityToken string, accessTokenExpire, stsExpire int64) error {
405			return provider.updateOAuthTokens(refreshToken, accessToken, accessKey, secret, securityToken, accessTokenExpire, stsExpire)
406			}
407			}
408

aliyun / credentials-go

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