Repository navigation
Expand file tree
/
Copy pathcommon-main.go
More file actions
502 lines (444 loc) · 16.4 KB
/
Copy pathcommon-main.go
File metadata and controls
502 lines (444 loc) · 16.4 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
// 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 (
"context"
"crypto/tls"
"crypto/x509"
"encoding/gob"
"encoding/hex"
"errors"
"fmt"
"math/rand"
"net"
"net/url"
"os"
"path/filepath"
"runtime"
"sort"
"strings"
"time"
"github.com/fatih/color"
dns2 "github.com/miekg/dns"
"github.com/minio/cli"
"github.com/minio/kes"
"github.com/minio/minio-go/v7/pkg/set"
"github.com/minio/minio/cmd/config"
xhttp "github.com/minio/minio/cmd/http"
"github.com/minio/minio/cmd/logger"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/certs"
"github.com/minio/minio/pkg/console"
"github.com/minio/minio/pkg/ellipses"
"github.com/minio/minio/pkg/env"
"github.com/minio/minio/pkg/handlers"
"github.com/minio/minio/pkg/kms"
)
// serverDebugLog will enable debug printing
var serverDebugLog = env.Get("_MINIO_SERVER_DEBUG", config.EnableOff) == config.EnableOn
func init() {
rand.Seed(time.Now().UTC().UnixNano())
logger.Init(GOPATH, GOROOT)
logger.RegisterError(config.FmtError)
// Inject into config package.
config.Logger.Info = logger.Info
config.Logger.LogIf = logger.LogIf
if IsKubernetes() || IsDocker() || IsBOSH() || IsDCOS() || IsKubernetesReplicaSet() || IsPCFTile() {
// 30 seconds matches the orchestrator DNS TTLs, have
// a 5 second timeout to lookup from DNS servers.
globalDNSCache = xhttp.NewDNSCache(30*time.Second, 5*time.Second, logger.LogOnceIf)
} else {
// On bare-metals DNS do not change often, so it is
// safe to assume a higher timeout upto 10 minutes.
globalDNSCache = xhttp.NewDNSCache(10*time.Minute, 5*time.Second, logger.LogOnceIf)
}
initGlobalContext()
globalForwarder = handlers.NewForwarder(&handlers.Forwarder{
PassHost: true,
RoundTripper: newGatewayHTTPTransport(1 * time.Hour),
Logger: func(err error) {
if err != nil && !errors.Is(err, context.Canceled) {
logger.LogIf(GlobalContext, err)
}
},
})
globalTransitionState = newTransitionState()
console.SetColor("Debug", color.New())
gob.Register(StorageErr(""))
}
func verifyObjectLayerFeatures(name string, objAPI ObjectLayer) {
if (GlobalKMS != nil) && !objAPI.IsEncryptionSupported() {
logger.Fatal(errInvalidArgument,
"Encryption support is requested but '%s' does not support encryption", name)
}
if strings.HasPrefix(name, "gateway") {
if GlobalGatewaySSE.IsSet() && GlobalKMS == nil {
uiErr := config.ErrInvalidGWSSEEnvValue(nil).Msg("MINIO_GATEWAY_SSE set but KMS is not configured")
logger.Fatal(uiErr, "Unable to start gateway with SSE")
}
}
globalCompressConfigMu.Lock()
if globalCompressConfig.Enabled && !objAPI.IsCompressionSupported() {
logger.Fatal(errInvalidArgument,
"Compression support is requested but '%s' does not support compression", name)
}
globalCompressConfigMu.Unlock()
}
// 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
}
logStartupMessage(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
globalCLIContext.Addr = ctx.GlobalString("address")
if globalCLIContext.Addr == "" || globalCLIContext.Addr == ":"+GlobalMinioDefaultPort {
globalCLIContext.Addr = ctx.String("address")
}
// 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())
}
func handleCommonEnvVars() {
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")
}
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")
}
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)
var domainIPs = set.NewStringSet()
for _, endpoint := range minioEndpoints {
if net.ParseIP(endpoint) == nil {
// Checking if the IP is a DNS entry.
addrs, err := net.LookupHost(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)
if env.IsSet(config.EnvAccessKey) || env.IsSet(config.EnvSecretKey) {
cred, err := auth.CreateCredentials(env.Get(config.EnvAccessKey, ""), env.Get(config.EnvSecretKey, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the shell environment")
}
globalActiveCred = cred
}
if env.IsSet(config.EnvRootUser) || env.IsSet(config.EnvRootPassword) {
cred, err := auth.CreateCredentials(env.Get(config.EnvRootUser, ""), env.Get(config.EnvRootPassword, ""))
if err != nil {
logger.Fatal(config.ErrInvalidCredentials(err),
"Unable to validate credentials inherited from the shell environment")
}
globalActiveCred = cred
}
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))
case env.IsSet(config.EnvKMSMasterKey) && env.IsSet(config.EnvKESEndpoint):
logger.Fatal(errors.New("ambigious KMS configuration"), fmt.Sprintf("The environment contains %q as well as %q", config.EnvKMSMasterKey, config.EnvKESEndpoint))
}
if env.IsSet(config.EnvKMSSecretKey) {
GlobalKMS, 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")
}
} else if env.IsSet(config.EnvKMSMasterKey) {
// FIXME: remove this block by June 2021
logger.LogIf(GlobalContext, fmt.Errorf("legacy KMS configuration, this environment variable %q is deprecated and will be removed by June 2021", config.EnvKMSMasterKey))
v := strings.SplitN(env.Get(config.EnvKMSMasterKey, ""), ":", 2)
if len(v) != 2 {
logger.Fatal(errors.New("invalid "+config.EnvKMSMasterKey), "Unable to parse the KMS secret key inherited from the shell environment")
}
secretKey, err := hex.DecodeString(v[1])
if err != nil {
logger.Fatal(err, "Unable to parse the KMS secret key inherited from the shell environment")
}
GlobalKMS, err = kms.New(v[0], secretKey)
if err != nil {
logger.Fatal(err, "Unable to parse the KMS secret key inherited from the shell environment")
}
}
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, ""))
}
}
certificate, err := tls.LoadX509KeyPair(env.Get(config.EnvKESClientCert, ""), env.Get(config.EnvKESClientKey, ""))
if err != nil {
logger.Fatal(err, "Unable to load KES client certificate as specified by the shell environment")
}
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())))
}
var defaultKeyID = env.Get(config.EnvKESKeyName, "")
KMS, err := kms.NewWithConfig(kms.Config{
Endpoints: endpoints,
DefaultKeyID: defaultKeyID,
Certificate: certificate,
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(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
}
if tiers := env.Get("_MINIO_DEBUG_REMOTE_TIERS_IMMEDIATELY", ""); tiers != "" {
globalDebugRemoteTiersImmediately = strings.Split(tiers, ",")
}
}
func logStartupMessage(msg string) {
if globalConsoleSys != nil {
globalConsoleSys.Send(msg, string(logger.All))
}
logger.StartupMessage(msg)
}
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 := os.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 = os.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
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
}
}