Repository navigation
Expand file tree
/
Copy pathcommon-main.go
More file actions
1004 lines (891 loc) · 31.7 KB
/
Copy pathcommon-main.go
File metadata and controls
1004 lines (891 loc) · 31.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"bufio"
"bytes"
"context"
"crypto/tls"
"crypto/x509"
"encoding/gob"
"encoding/pem"
"errors"
"fmt"
"math/rand"
"net"
"net/http"
"net/url"
"os"
"path"
"path/filepath"
"runtime"
"sort"
"strconv"
"strings"
"syscall"
"time"
"github.com/dustin/go-humanize"
fcolor "github.com/fatih/color"
"github.com/go-openapi/loads"
"github.com/inconshreveable/mousetrap"
dns2 "github.com/miekg/dns"
"github.com/minio/cli"
consoleoauth2 "github.com/minio/console/pkg/auth/idp/oauth2"
consoleCerts "github.com/minio/console/pkg/certs"
"github.com/minio/console/restapi"
"github.com/minio/console/restapi/operations"
"github.com/minio/kes"
"github.com/minio/madmin-go/v2"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
"github.com/minio/minio-go/v7/pkg/set"
"github.com/minio/minio/internal/auth"
"github.com/minio/minio/internal/color"
"github.com/minio/minio/internal/config"
"github.com/minio/minio/internal/handlers"
"github.com/minio/minio/internal/kms"
"github.com/minio/minio/internal/logger"
"github.com/minio/pkg/certs"
"github.com/minio/pkg/console"
"github.com/minio/pkg/ellipses"
"github.com/minio/pkg/env"
xnet "github.com/minio/pkg/net"
"github.com/rs/dnscache"
)
// serverDebugLog will enable debug printing
var serverDebugLog = env.Get("_MINIO_SERVER_DEBUG", config.EnableOff) == config.EnableOn
var (
shardDiskTimeDelta time.Duration
defaultAWSCredProvider []credentials.Provider
)
func init() {
if runtime.GOOS == "windows" {
if mousetrap.StartedByExplorer() {
fmt.Printf("Don't double-click %s\n", os.Args[0])
fmt.Println("You need to open cmd.exe/PowerShell and run it from the command line")
fmt.Println("Refer to the docs here on how to run it as a Windows Service https://github.com/minio/minio-service/tree/master/windows")
fmt.Println("Press the Enter Key to Exit")
fmt.Scanln()
os.Exit(1)
}
}
rand.Seed(time.Now().UTC().UnixNano())
logger.Init(GOPATH, GOROOT)
logger.RegisterError(config.FmtError)
initGlobalContext()
options := dnscache.ResolverRefreshOptions{
ClearUnused: true,
PersistOnFailure: false,
}
t, _ := minioVersionToReleaseTime(Version)
if !t.IsZero() {
globalVersionUnix = uint64(t.Unix())
}
globalIsCICD = env.Get("MINIO_CI_CD", "") != "" || env.Get("CI", "") != ""
containers := IsKubernetes() || IsDocker() || IsBOSH() || IsDCOS() || IsPCFTile()
// Call to refresh will refresh names in cache. If you pass true, it will also
// remove cached names not looked up since the last call to Refresh. It is a good idea
// to call this method on a regular interval.
go func() {
var t *time.Ticker
if containers {
// k8s DNS TTL is 30s (Attempt a refresh only after)
t = time.NewTicker(30 * time.Second)
} else {
t = time.NewTicker(10 * time.Minute)
}
defer t.Stop()
for {
select {
case <-t.C:
globalDNSCache.RefreshWithOptions(options)
case <-GlobalContext.Done():
return
}
}
}()
globalForwarder = handlers.NewForwarder(&handlers.Forwarder{
PassHost: true,
RoundTripper: NewHTTPTransportWithTimeout(1 * time.Hour),
Logger: func(err error) {
if err != nil && !errors.Is(err, context.Canceled) {
logger.LogIf(GlobalContext, err)
}
},
})
console.SetColor("Debug", fcolor.New())
gob.Register(StorageErr(""))
gob.Register(madmin.TimeInfo{})
gob.Register(map[string]interface{}{})
defaultAWSCredProvider = []credentials.Provider{
&credentials.IAM{
Client: &http.Client{
Transport: NewHTTPTransport(),
},
},
}
var err error
shardDiskTimeDelta, err = time.ParseDuration(env.Get("_MINIO_SHARD_DISKTIME_DELTA", "1m"))
if err != nil {
shardDiskTimeDelta = 1 * time.Minute
}
// All minio-go API operations shall be performed only once,
// another way to look at this is we are turning off retries.
minio.MaxRetry = 1
}
const consolePrefix = "CONSOLE_"
func minioConfigToConsoleFeatures() {
os.Setenv("CONSOLE_PBKDF_SALT", globalDeploymentID)
os.Setenv("CONSOLE_PBKDF_PASSPHRASE", globalDeploymentID)
if globalMinioEndpoint != "" {
os.Setenv("CONSOLE_MINIO_SERVER", globalMinioEndpoint)
} else {
// Explicitly set 127.0.0.1 so Console will automatically bypass TLS verification to the local S3 API.
// This will save users from providing a certificate with IP or FQDN SAN that points to the local host.
os.Setenv("CONSOLE_MINIO_SERVER", fmt.Sprintf("%s://127.0.0.1:%s", getURLScheme(globalIsTLS), globalMinioPort))
}
if value := env.Get("MINIO_LOG_QUERY_URL", ""); value != "" {
os.Setenv("CONSOLE_LOG_QUERY_URL", value)
if value := env.Get("MINIO_LOG_QUERY_AUTH_TOKEN", ""); value != "" {
os.Setenv("CONSOLE_LOG_QUERY_AUTH_TOKEN", value)
}
}
// pass the console subpath configuration
if value := env.Get(config.EnvMinIOBrowserRedirectURL, ""); value != "" {
subPath := path.Clean(pathJoin(strings.TrimSpace(globalBrowserRedirectURL.Path), SlashSeparator))
if subPath != SlashSeparator {
os.Setenv("CONSOLE_SUBPATH", subPath)
}
}
// Enable if prometheus URL is set.
if value := env.Get("MINIO_PROMETHEUS_URL", ""); value != "" {
os.Setenv("CONSOLE_PROMETHEUS_URL", value)
if value := env.Get("MINIO_PROMETHEUS_JOB_ID", "minio-job"); value != "" {
os.Setenv("CONSOLE_PROMETHEUS_JOB_ID", value)
// Support additional labels for more granular filtering.
if value := env.Get("MINIO_PROMETHEUS_EXTRA_LABELS", ""); value != "" {
os.Setenv("CONSOLE_PROMETHEUS_EXTRA_LABELS", value)
}
}
}
// Enable if LDAP is enabled.
if globalLDAPConfig.Enabled() {
os.Setenv("CONSOLE_LDAP_ENABLED", config.EnableOn)
}
os.Setenv("CONSOLE_MINIO_REGION", globalSite.Region)
os.Setenv("CONSOLE_CERT_PASSWD", env.Get("MINIO_CERT_PASSWD", ""))
globalSubnetConfig.ApplyEnv()
}
func buildOpenIDConsoleConfig() consoleoauth2.OpenIDPCfg {
m := make(map[string]consoleoauth2.ProviderConfig, len(globalOpenIDConfig.ProviderCfgs))
for name, cfg := range globalOpenIDConfig.ProviderCfgs {
callback := getConsoleEndpoints()[0] + "/oauth_callback"
if cfg.RedirectURI != "" {
callback = cfg.RedirectURI
}
m[name] = consoleoauth2.ProviderConfig{
URL: cfg.URL.String(),
DisplayName: cfg.DisplayName,
ClientID: cfg.ClientID,
ClientSecret: cfg.ClientSecret,
HMACSalt: globalDeploymentID,
HMACPassphrase: cfg.ClientID,
Scopes: strings.Join(cfg.DiscoveryDoc.ScopesSupported, ","),
Userinfo: cfg.ClaimUserinfo,
RedirectCallbackDynamic: cfg.RedirectURIDynamic,
RedirectCallback: callback,
EndSessionEndpoint: cfg.DiscoveryDoc.EndSessionEndpoint,
RoleArn: cfg.GetRoleArn(),
}
}
return m
}
func initConsoleServer() (*restapi.Server, error) {
// unset all console_ environment variables.
for _, cenv := range env.List(consolePrefix) {
os.Unsetenv(cenv)
}
// enable all console environment variables
minioConfigToConsoleFeatures()
// set certs dir to minio directory
consoleCerts.GlobalCertsDir = &consoleCerts.ConfigDir{
Path: globalCertsDir.Get(),
}
consoleCerts.GlobalCertsCADir = &consoleCerts.ConfigDir{
Path: globalCertsCADir.Get(),
}
swaggerSpec, err := loads.Embedded(restapi.SwaggerJSON, restapi.FlatSwaggerJSON)
if err != nil {
return nil, err
}
api := operations.NewConsoleAPI(swaggerSpec)
if !serverDebugLog {
// Disable console logging if server debug log is not enabled
noLog := func(string, ...interface{}) {}
restapi.LogInfo = noLog
restapi.LogError = noLog
api.Logger = noLog
}
// Pass in console application config. This needs to happen before the
// ConfigureAPI() call.
restapi.GlobalMinIOConfig = restapi.MinIOConfig{
OpenIDProviders: buildOpenIDConsoleConfig(),
}
server := restapi.NewServer(api)
// register all APIs
server.ConfigureAPI()
restapi.GlobalRootCAs, restapi.GlobalPublicCerts, restapi.GlobalTLSCertsManager = globalRootCAs, globalPublicCerts, globalTLSCerts
consolePort, _ := strconv.Atoi(globalMinioConsolePort)
server.Host = globalMinioConsoleHost
server.Port = consolePort
restapi.Port = globalMinioConsolePort
restapi.Hostname = globalMinioConsoleHost
if globalIsTLS {
// If TLS certificates are provided enforce the HTTPS.
server.EnabledListeners = []string{"https"}
server.TLSPort = consolePort
// Need to store tls-port, tls-host un config variables so secure.middleware can read from there
restapi.TLSPort = globalMinioConsolePort
restapi.Hostname = globalMinioConsoleHost
}
return server, nil
}
// Check for updates and print a notification message
func checkUpdate(mode string) {
updateURL := minioReleaseInfoURL
if runtime.GOOS == globalWindowsOSName {
updateURL = minioReleaseWindowsInfoURL
}
u, err := url.Parse(updateURL)
if err != nil {
return
}
// Its OK to ignore any errors during doUpdate() here.
crTime, err := GetCurrentReleaseTime()
if err != nil {
return
}
_, lrTime, err := getLatestReleaseTime(u, 2*time.Second, mode)
if err != nil {
return
}
var older time.Duration
var downloadURL string
if lrTime.After(crTime) {
older = lrTime.Sub(crTime)
downloadURL = getDownloadURL(releaseTimeToReleaseTag(lrTime))
}
updateMsg := prepareUpdateMessage(downloadURL, older)
if updateMsg == "" {
return
}
logger.Info(prepareUpdateMessage("Run `mc admin update`", lrTime.Sub(crTime)))
}
func newConfigDirFromCtx(ctx *cli.Context, option string, getDefaultDir func() string) (*ConfigDir, bool) {
var dir string
var dirSet bool
switch {
case ctx.IsSet(option):
dir = ctx.String(option)
dirSet = true
case ctx.GlobalIsSet(option):
dir = ctx.GlobalString(option)
dirSet = true
// cli package does not expose parent's option option. Below code is workaround.
if dir == "" || dir == getDefaultDir() {
dirSet = false // Unset to false since GlobalIsSet() true is a false positive.
if ctx.Parent().GlobalIsSet(option) {
dir = ctx.Parent().GlobalString(option)
dirSet = true
}
}
default:
// Neither local nor global option is provided. In this case, try to use
// default directory.
dir = getDefaultDir()
if dir == "" {
logger.FatalIf(errInvalidArgument, "%s option must be provided", option)
}
}
if dir == "" {
logger.FatalIf(errors.New("empty directory"), "%s directory cannot be empty", option)
}
// Disallow relative paths, figure out absolute paths.
dirAbs, err := filepath.Abs(dir)
logger.FatalIf(err, "Unable to fetch absolute path for %s=%s", option, dir)
logger.FatalIf(mkdirAllIgnorePerm(dirAbs), "Unable to create directory specified %s=%s", option, dir)
return &ConfigDir{path: dirAbs}, dirSet
}
func handleCommonCmdArgs(ctx *cli.Context) {
// Get "json" flag from command line argument and
// enable json and quite modes if json flag is turned on.
globalCLIContext.JSON = ctx.IsSet("json") || ctx.GlobalIsSet("json")
if globalCLIContext.JSON {
logger.EnableJSON()
}
// Get quiet flag from command line argument.
globalCLIContext.Quiet = ctx.IsSet("quiet") || ctx.GlobalIsSet("quiet")
if globalCLIContext.Quiet {
logger.EnableQuiet()
}
// Get anonymous flag from command line argument.
globalCLIContext.Anonymous = ctx.IsSet("anonymous") || ctx.GlobalIsSet("anonymous")
if globalCLIContext.Anonymous {
logger.EnableAnonymous()
}
// Fetch address option
addr := ctx.GlobalString("address")
if addr == "" || addr == ":"+GlobalMinioDefaultPort {
addr = ctx.String("address")
}
// Fetch console address option
consoleAddr := ctx.GlobalString("console-address")
if consoleAddr == "" {
consoleAddr = ctx.String("console-address")
}
if consoleAddr == "" {
p, err := xnet.GetFreePort()
if err != nil {
logger.FatalIf(err, "Unable to get free port for console on the host")
}
consoleAddr = net.JoinHostPort("", p.String())
}
if _, _, err := net.SplitHostPort(consoleAddr); err != nil {
logger.FatalIf(err, "Unable to start listening on console port")
}
if consoleAddr == addr {
logger.FatalIf(errors.New("--console-address cannot be same as --address"), "Unable to start the server")
}
globalMinioHost, globalMinioPort = mustSplitHostPort(addr)
globalMinioConsoleHost, globalMinioConsolePort = mustSplitHostPort(consoleAddr)
if globalMinioPort == globalMinioConsolePort {
logger.FatalIf(errors.New("--console-address port cannot be same as --address port"), "Unable to start the server")
}
globalMinioAddr = addr
// Check "no-compat" flag from command line argument.
globalCLIContext.StrictS3Compat = true
if ctx.IsSet("no-compat") || ctx.GlobalIsSet("no-compat") {
globalCLIContext.StrictS3Compat = false
}
// Set all config, certs and CAs directories.
var configSet, certsSet bool
globalConfigDir, configSet = newConfigDirFromCtx(ctx, "config-dir", defaultConfigDir.Get)
globalCertsDir, certsSet = newConfigDirFromCtx(ctx, "certs-dir", defaultCertsDir.Get)
// Remove this code when we deprecate and remove config-dir.
// This code is to make sure we inherit from the config-dir
// option if certs-dir is not provided.
if !certsSet && configSet {
globalCertsDir = &ConfigDir{path: filepath.Join(globalConfigDir.Get(), certsDir)}
}
globalCertsCADir = &ConfigDir{path: filepath.Join(globalCertsDir.Get(), certsCADir)}
logger.FatalIf(mkdirAllIgnorePerm(globalCertsCADir.Get()), "Unable to create certs CA directory at %s", globalCertsCADir.Get())
}
type envKV struct {
Key string
Value string
Skip bool
}
func (e envKV) String() string {
if e.Skip {
return ""
}
return fmt.Sprintf("%s=%s", e.Key, e.Value)
}
func parsEnvEntry(envEntry string) (envKV, error) {
envEntry = strings.TrimSpace(envEntry)
if envEntry == "" {
// Skip all empty lines
return envKV{
Skip: true,
}, nil
}
if strings.HasPrefix(envEntry, "#") {
// Skip commented lines
return envKV{
Skip: true,
}, nil
}
envTokens := strings.SplitN(strings.TrimSpace(strings.TrimPrefix(envEntry, "export")), config.EnvSeparator, 2)
if len(envTokens) != 2 {
return envKV{}, fmt.Errorf("envEntry malformed; %s, expected to be of form 'KEY=value'", envEntry)
}
key := envTokens[0]
val := envTokens[1]
// Remove quotes from the value if found
if len(val) >= 2 {
quote := val[0]
10BC8
if (quote == '"' || quote == '\'') && val[len(val)-1] == quote {
val = val[1 : len(val)-1]
}
}
return envKV{
Key: key,
Value: val,
}, nil
}
// Similar to os.Environ returns a copy of strings representing
// the environment values from a file, in the form "key, value".
// in a structured form.
func minioEnvironFromFile(envConfigFile string) ([]envKV, error) {
f, err := Open(envConfigFile)
if err != nil {
return nil, err
}
defer f.Close()
var ekvs []envKV
scanner := bufio.NewScanner(f)
for scanner.Scan() {
ekv, err := parsEnvEntry(scanner.Text())
if err != nil {
return nil, err
}
if ekv.Skip {
// Skips empty lines
continue
}
ekvs = append(ekvs, ekv)
}
if err = scanner.Err(); err != nil {
return nil, err
}
return ekvs, nil
}
func readFromSecret(sp string) (string, error) {
// Supports reading path from docker secrets, filename is
// relative to /run/secrets/ position.
if isFile(pathJoin("/run/secrets/", sp)) {
sp = pathJoin("/run/secrets/", sp)
}
credBuf, err := os.ReadFile(sp)
if err != nil {
if os.IsNotExist(err) { // ignore if file doesn't exist.
return "", nil
}
return "", err
}
return string(bytes.TrimSpace(credBuf)), nil
}
func loadEnvVarsFromFiles() {
if env.IsSet(config.EnvAccessKeyFile) {
accessKey, err := readFromSecret(env.Get(config.EnvAccessKeyFile, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the secret file(s)")
}
if accessKey != "" {
os.Setenv(config.EnvRootUser, accessKey)
}
}
if env.IsSet(config.EnvSecretKeyFile) {
secretKey, err := readFromSecret(env.Get(config.EnvSecretKeyFile, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the secret file(s)")
}
if secretKey != "" {
os.Setenv(config.EnvRootPassword, secretKey)
}
}
if env.IsSet(config.EnvRootUserFile) {
rootUser, err := readFromSecret(env.Get(config.EnvRootUserFile, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the secret file(s)")
}
if rootUser != "" {
os.Setenv(config.EnvRootUser, rootUser)
}
}
if env.IsSet(config.EnvRootPasswordFile) {
rootPassword, err := readFromSecret(env.Get(config.EnvRootPasswordFile, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the secret file(s)")
}
if rootPassword != "" {
os.Setenv(config.EnvRootPassword, rootPassword)
}
}
if env.IsSet(config.EnvKMSSecretKeyFile) {
kmsSecret, err := readFromSecret(env.Get(config.EnvKMSSecretKeyFile, ""))
if err != nil {
logger.Fatal(err, "Unable to read the KMS secret key inherited from secret file")
}
if kmsSecret != "" {
os.Setenv(config.EnvKMSSecretKey, kmsSecret)
}
}
if env.IsSet(config.EnvConfigEnvFile) {
ekvs, err := minioEnvironFromFile(env.Get(config.EnvConfigEnvFile, ""))
if err != nil && !os.IsNotExist(err) {
logger.Fatal(err, "Unable to read the config environment file")
}
for _, ekv := range ekvs {
os.Setenv(ekv.Key, ekv.Value)
}
}
}
func handleCommonEnvVars() {
loadEnvVarsFromFiles()
var err error
globalBrowserEnabled, err = config.ParseBool(env.Get(config.EnvBrowser, config.EnableOn))
if err != nil {
logger.Fatal(config.ErrInvalidBrowserValue(err), "Invalid MINIO_BROWSER value in environment variable")
}
if globalBrowserEnabled {
if redirectURL := env.Get(config.EnvMinIOBrowserRedirectURL, ""); redirectURL != "" {
u, err := xnet.ParseHTTPURL(redirectURL)
if err != nil {
logger.Fatal(err, "Invalid MINIO_BROWSER_REDIRECT_URL value in environment variable")
}
// Look for if URL has invalid values and return error.
if !((u.Scheme == "http" || u.Scheme == "https") &&
u.Opaque == "" &&
!u.ForceQuery && u.RawQuery == "" && u.Fragment == "") {
err := fmt.Errorf("URL contains unexpected resources, expected URL to be of http(s)://minio.example.com format: %v", u)
logger.Fatal(err, "Invalid MINIO_BROWSER_REDIRECT_URL value is environment variable")
}
globalBrowserRedirectURL = u
}
}
if serverURL := env.Get(config.EnvMinIOServerURL, ""); serverURL != "" {
u, err := xnet.ParseHTTPURL(serverURL)
if err != nil {
logger.Fatal(err, "Invalid MINIO_SERVER_URL value in environment variable")
}
// Look for if URL has invalid values and return error.
if !((u.Scheme == "http" || u.Scheme == "https") &&
(u.Path == "/" || u.Path == "") && u.Opaque == "" &&
!u.ForceQuery && u.RawQuery == "" && u.Fragment == "") {
err := fmt.Errorf("URL contains unexpected resources, expected URL to be of http(s)://minio.example.com format: %v", u)
logger.Fatal(err, "Invalid MINIO_SERVER_URL value is environment variable")
}
u.Path = "" // remove any path component such as `/`
globalMinioEndpoint = u.String()
}
globalFSOSync, err = config.ParseBool(env.Get(config.EnvFSOSync, config.EnableOff))
if err != nil {
logger.Fatal(config.ErrInvalidFSOSyncValue(err), "Invalid MINIO_FS_OSYNC value in environment variable")
}
if rootDiskSize := env.Get(config.EnvRootDiskThresholdSize, ""); rootDiskSize != "" {
size, err := humanize.ParseBytes(rootDiskSize)
if err != nil {
logger.Fatal(err, fmt.Sprintf("Invalid %s value in environment variable", config.EnvRootDiskThresholdSize))
}
globalRootDiskThreshold = size
}
domains := env.Get(config.EnvDomain, "")
if len(domains) != 0 {
for _, domainName := range strings.Split(domains, config.ValueSeparator) {
if _, ok := dns2.IsDomainName(domainName); !ok {
logger.Fatal(config.ErrInvalidDomainValue(nil).Msg("Unknown value `%s`", domainName),
"Invalid MINIO_DOMAIN value in environment variable")
}
globalDomainNames = append(globalDomainNames, domainName)
}
sort.Strings(globalDomainNames)
lcpSuf := lcpSuffix(globalDomainNames)
for _, domainName := range globalDomainNames {
if domainName == lcpSuf && len(globalDomainNames) > 1 {
logger.Fatal(config.ErrOverlappingDomainValue(nil).Msg("Overlapping domains `%s` not allowed", globalDomainNames),
"Invalid MINIO_DOMAIN value in environment variable")
}
}
}
publicIPs := env.Get(config.EnvPublicIPs, "")
if len(publicIPs) != 0 {
minioEndpoints := strings.Split(publicIPs, config.ValueSeparator)
domainIPs := set.NewStringSet()
for _, endpoint := range minioEndpoints {
if net.ParseIP(endpoint) == nil {
// Checking if the IP is a DNS entry.
addrs, err := globalDNSCache.LookupHost(GlobalContext, endpoint)
if err != nil {
logger.FatalIf(err, "Unable to initialize MinIO server with [%s] invalid entry found in MINIO_PUBLIC_IPS", endpoint)
}
for _, addr := range addrs {
domainIPs.Add(addr)
}
}
domainIPs.Add(endpoint)
}
updateDomainIPs(domainIPs)
} else {
// Add found interfaces IP address to global domain IPS,
// loopback addresses will be naturally dropped.
domainIPs := mustGetLocalIP4()
for _, host := range globalEndpoints.Hostnames() {
domainIPs.Add(host)
}
updateDomainIPs(domainIPs)
}
// In place update is true by default if the MINIO_UPDATE is not set
// or is not set to 'off', if MINIO_UPDATE is set to 'off' then
// in-place update is off.
globalInplaceUpdateDisabled = strings.EqualFold(env.Get(config.EnvUpdate, config.EnableOn), config.EnableOff)
// Check if the supported credential env vars,
// "MINIO_ROOT_USER" and "MINIO_ROOT_PASSWORD" are provided
// Warn user if deprecated environment variables,
// "MINIO_ACCESS_KEY" and "MINIO_SECRET_KEY", are defined
// Check all error conditions first
//nolint:gocritic
if !env.IsSet(config.EnvRootUser) && env.IsSet(config.EnvRootPassword) {
logger.Fatal(config.ErrMissingEnvCredentialRootUser(nil), "Unable to start MinIO")
} else if env.IsSet(config.EnvRootUser) && !env.IsSet(config.EnvRootPassword) {
logger.Fatal(config.ErrMissingEnvCredentialRootPassword(nil), "Unable to start MinIO")
} else if !env.IsSet(config.EnvRootUser) && !env.IsSet(config.EnvRootPassword) {
if !env.IsSet(config.EnvAccessKey) && env.IsSet(config.EnvSecretKey) {
logger.Fatal(config.ErrMissingEnvCredentialAccessKey(nil), "Unable to start MinIO")
} else if env.IsSet(config.EnvAccessKey) && !env.IsSet(config.EnvSecretKey) {
logger.Fatal(config.ErrMissingEnvCredentialSecretKey(nil), "Unable to start MinIO")
}
}
// At this point, either both environment variables
// are defined or both are not defined.
// Check both cases and authenticate them if correctly defined
var user, password string
var hasCredentials bool
//nolint:gocritic
if env.IsSet(config.EnvRootUser) && env.IsSet(config.EnvRootPassword) {
user = env.Get(config.EnvRootUser, "")
password = env.Get(config.EnvRootPassword, "")
hasCredentials = true
} else if env.IsSet(config.EnvAccessKey) && env.IsSet(config.EnvSecretKey) {
user = env.Get(config.EnvAccessKey, "")
password = env.Get(config.EnvSecretKey, "")
hasCredentials = true
}
if hasCredentials {
cred, err := auth.CreateCredentials(user, password)
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the shell environment")
}
if env.IsSet(config.EnvAccessKey) && env.IsSet(config.EnvSecretKey) {
msg := fmt.Sprintf("WARNING: %s and %s are deprecated.\n"+
" Please use %s and %s",
config.EnvAccessKey, config.EnvSecretKey,
config.EnvRootUser, config.EnvRootPassword)
logger.Info(color.RedBold(msg))
}
globalActiveCred = cred
} else {
globalActiveCred = auth.DefaultCredentials
}
}
// Initialize KMS global variable after valiadating and loading the configuration.
// It depends on KMS env variables and global cli flags.
func handleKMSConfig() {
switch {
case env.IsSet(config.EnvKMSSecretKey) && env.IsSet(config.EnvKESEndpoint):
logger.Fatal(errors.New("ambigious KMS configuration"), fmt.Sprintf("The environment contains %q as well as %q", config.EnvKMSSecretKey, config.EnvKESEndpoint))
}
if env.IsSet(config.EnvKMSSecretKey) {
KMS, err := kms.Parse(env.Get(config.EnvKMSSecretKey, ""))
if err != nil {
logger.Fatal(err, "Unable to parse the KMS secret key inherited from the shell environment")
}
GlobalKMS = KMS
}
if env.IsSet(config.EnvKESEndpoint) {
var endpoints []string
for _, endpoint := range strings.Split(env.Get(config.EnvKESEndpoint, ""), ",") {
if strings.TrimSpace(endpoint) == "" {
continue
}
if !ellipses.HasEllipses(endpoint) {
endpoints = append(endpoints, endpoint)
continue
}
patterns, err := ellipses.FindEllipsesPatterns(endpoint)
if err != nil {
logger.Fatal(err, fmt.Sprintf("Invalid KES endpoint %q", endpoint))
}
for _, lbls := range patterns.Expand() {
endpoints = append(endpoints, strings.Join(lbls, ""))
}
}
rootCAs, err := certs.GetRootCAs(env.Get(config.EnvKESServerCA, globalCertsCADir.Get()))
if err != nil {
logger.Fatal(err, fmt.Sprintf("Unable to load X.509 root CAs for KES from %q", env.Get(config.EnvKESServerCA, globalCertsCADir.Get())))
}
loadX509KeyPair := func(certFile, keyFile string) (tls.Certificate, error) {
// Manually load the certificate and private key into memory.
// We need to check whether the private key is encrypted, and
// if so, decrypt it using the user-provided password.
certBytes, err := os.ReadFile(certFile)
if err != nil {
return tls.Certificate{}, fmt.Errorf("Unable to load KES client certificate as specified by the shell environment: %v", err)
}
keyBytes, err := os.ReadFile(keyFile)
if err != nil {
return tls.Certificate{}, fmt.Errorf("Unable to load KES client private key as specified by the shell environment: %v", err)
}
privateKeyPEM, rest := pem.Decode(bytes.TrimSpace(keyBytes))
if len(rest) != 0 {
return tls.Certificate{}, errors.New("Unable to load KES client private key as specified by the shell environment: private key contains additional data")
}
if x509.IsEncryptedPEMBlock(privateKeyPEM) {
keyBytes, err = x509.DecryptPEMBlock(privateKeyPEM, []byte(env.Get(config.EnvKESClientPassword, "")))
if err != nil {
return tls.Certificate{}, fmt.Errorf("Unable to decrypt KES client private key as specified by the shell environment: %v", err)
}
keyBytes = pem.EncodeToMemory(&pem.Block{Type: privateKeyPEM.Type, Bytes: keyBytes})
}
certificate, err := tls.X509KeyPair(certBytes, keyBytes)
if err != nil {
return tls.Certificate{}, fmt.Errorf("Unable to load KES client certificate as specified by the shell environment: %v", err)
}
return certificate, nil
}
reloadCertEvents := make(chan tls.Certificate, 1)
certificate, err := certs.NewCertificate(env.Get(config.EnvKESClientCert, ""), env.Get(config.EnvKESClientKey, ""), loadX509KeyPair)
if err != nil {
logger.Fatal(err, "Failed to load KES client certificate")
}
certificate.Watch(context.Background(), 15*time.Minute, syscall.SIGHUP)
certificate.Notify(reloadCertEvents)
defaultKeyID := env.Get(config.EnvKESKeyName, "")
KMS, err := kms.NewWithConfig(kms.Config{
Endpoints: endpoints,
Enclave: env.Get(config.EnvKESEnclave, ""),
DefaultKeyID: defaultKeyID,
Certificate: certificate,
ReloadCertEvents: reloadCertEvents,
RootCAs: rootCAs,
})
if err != nil {
logger.Fatal(err, "Unable to initialize a connection to KES as specified by the shell environment")
}
// We check that the default key ID exists or try to create it otherwise.
// This implicitly checks that we can communicate to KES. We don't treat
// a policy error as failure condition since MinIO may not have the permission
// to create keys - just to generate/decrypt data encryption keys.
if err = KMS.CreateKey(context.Background(), defaultKeyID); err != nil && !errors.Is(err, kes.ErrKeyExists) && !errors.Is(err, kes.ErrNotAllowed) {
logger.Fatal(err, "Unable to initialize a connection to KES as specified by the shell environment")
}
GlobalKMS = KMS
}
}
func getTLSConfig() (x509Certs []*x509.Certificate, manager *certs.Manager, secureConn bool, err error) {
if !(isFile(getPublicCertFile()) && isFile(getPrivateKeyFile())) {
return nil, nil, false, nil
}
if x509Certs, err = config.ParsePublicCertFile(getPublicCertFile()); err != nil {
return nil, nil, false, err
}
manager, err = certs.NewManager(GlobalContext, getPublicCertFile(), getPrivateKeyFile(), config.LoadX509KeyPair)
if err != nil {
return nil, nil, false, err
}
// MinIO has support for multiple certificates. It expects the following structure:
// certs/
// │
// ├─ public.crt
// ├─ private.key
// │
// ├─ example.com/
// │ │
// │ ├─ public.crt
// │ └─ private.key
// └─ foobar.org/
// │
// ├─ public.crt
// └─ private.key
// ...
//
// Therefore, we read all filenames in the cert directory and check
// for each directory whether it contains a public.crt and private.key.
// If so, we try to add it to certificate manager.
root, err := Open(globalCertsDir.Get())
if err != nil {
return nil, nil, false, err
}
defer root.Close()
files, err := root.Readdir(-1)
if err != nil {
return nil, nil, false, err
}
for _, file := range files {
// Ignore all
// - regular files
// - "CAs" directory
// - any directory which starts with ".."
if file.Mode().IsRegular() || file.Name() == "CAs" || strings.HasPrefix(file.Name(), "..") {
continue
}
if file.Mode()&os.ModeSymlink == os.ModeSymlink {
file, err = Stat(filepath.Join(root.Name(), file.Name()))
if err != nil {
// not accessible ignore
continue
}
if !file.IsDir() {
continue
}
}
var (
certFile = filepath.Join(root.Name(), file.Name(), publicCertFile)
keyFile = filepath.Join(root.Name(), file.Name(), privateKeyFile)
)
if !isFile(certFile) || !isFile(keyFile) {
continue
}
if err = manager.AddCertificate(certFile, keyFile); err != nil {
err = fmt.Errorf("Unable to load TLS certificate '%s,%s': %w", certFile, keyFile, err)
logger.LogIf(GlobalContext, err, logger.Minio)
}
}
secureConn = true
// Certs might be symlinks, reload them every 10 seconds.
manager.UpdateReloadDuration(10 * time.Second)
// syscall.SIGHUP to reload the certs.
manager.ReloadOnSignal(syscall.SIGHUP)
return x509Certs, manager, secureConn, nil
}
// contextCanceled returns whether a context is canceled.
func contextCanceled(ctx context.Context) bool {
select {
case <-ctx.Done():
return true
default:
return false
}
}
// bgContext returns a context that can be used for async operations.
// Cancellation/timeouts are removed, so parent cancellations/timeout will
// not propagate from parent.
// Context values are preserved.
// This can be used for goroutines that live beyond the parent context.
func bgContext(parent context.Context) context.Context {
return bgCtx{parent: parent}
}
type bgCtx struct {
parent context.Context
}
func (a bgCtx) Done() <-chan struct{} {
return nil
}
func (a bgCtx) Err() error {
return nil
}
func (a bgCtx) Deadline() (deadline time.Time, ok bool) {
return time.Time{}, false
}