/
globals.go
501 lines (379 loc) · 16.5 KB
/
globals.go
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// 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 (
"crypto/x509"
"errors"
"net/http"
"os"
"sync"
"time"
consoleapi "github.com/minio/console/api"
"github.com/minio/dnscache"
"github.com/minio/madmin-go/v3"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/set"
"github.com/minio/minio/internal/bpool"
"github.com/minio/minio/internal/bucket/bandwidth"
"github.com/minio/minio/internal/config"
"github.com/minio/minio/internal/config/browser"
"github.com/minio/minio/internal/grid"
"github.com/minio/minio/internal/handlers"
"github.com/minio/minio/internal/kms"
"go.uber.org/atomic"
"github.com/dustin/go-humanize"
"github.com/minio/minio/internal/auth"
"github.com/minio/minio/internal/config/cache"
"github.com/minio/minio/internal/config/callhome"
"github.com/minio/minio/internal/config/compress"
"github.com/minio/minio/internal/config/dns"
"github.com/minio/minio/internal/config/drive"
idplugin "github.com/minio/minio/internal/config/identity/plugin"
polplugin "github.com/minio/minio/internal/config/policy/plugin"
"github.com/minio/minio/internal/config/storageclass"
"github.com/minio/minio/internal/config/subnet"
xhttp "github.com/minio/minio/internal/http"
etcd "go.etcd.io/etcd/client/v3"
levent "github.com/minio/minio/internal/config/lambda/event"
"github.com/minio/minio/internal/event"
"github.com/minio/minio/internal/pubsub"
"github.com/minio/pkg/v2/certs"
"github.com/minio/pkg/v2/env"
xnet "github.com/minio/pkg/v2/net"
)
// minio configuration related constants.
const (
GlobalMinioDefaultPort = "9000"
globalMinioDefaultRegion = ""
// This is a sha256 output of ``arn:aws:iam::minio:user/admin``,
// this is kept in present form to be compatible with S3 owner ID
// requirements -
//
// ```
// The canonical user ID is the Amazon S3–only concept.
// It is 64-character obfuscated version of the account ID.
// ```
// http://docs.aws.amazon.com/AmazonS3/latest/dev/example-walkthroughs-managing-access-example4.html
globalMinioDefaultOwnerID = "02d6176db174dc93cb1b899f7c6078f08654445fe8cf1b6ce98d8855f66bdbf4"
globalMinioDefaultStorageClass = "STANDARD"
globalWindowsOSName = "windows"
globalMacOSName = "darwin"
globalMinioModeFS = "mode-server-fs"
globalMinioModeErasureSD = "mode-server-xl-single"
globalMinioModeErasure = "mode-server-xl"
globalMinioModeDistErasure = "mode-server-distributed-xl"
globalDirSuffix = "__XLDIR__"
globalDirSuffixWithSlash = globalDirSuffix + slashSeparator
// Add new global values here.
)
const (
// Limit fields size (except file) to 1Mib since Policy document
// can reach that size according to https://aws.amazon.com/articles/1434
maxFormFieldSize = int64(1 * humanize.MiByte)
// The maximum allowed time difference between the incoming request
// date and server date during signature verification.
globalMaxSkewTime = 15 * time.Minute // 15 minutes skew allowed.
// GlobalStaleUploadsExpiry - Expiry duration after which the uploads in multipart,
// tmp directory are deemed stale.
GlobalStaleUploadsExpiry = time.Hour * 24 // 24 hrs.
// GlobalStaleUploadsCleanupInterval - Cleanup interval when the stale uploads cleanup is initiated.
GlobalStaleUploadsCleanupInterval = time.Hour * 6 // 6 hrs.
// Refresh interval to update in-memory iam config cache.
globalRefreshIAMInterval = 10 * time.Minute
// Limit of location constraint XML for unauthenticated PUT bucket operations.
maxLocationConstraintSize = 3 * humanize.MiByte
// Maximum size of default bucket encryption configuration allowed
maxBucketSSEConfigSize = 1 * humanize.MiByte
// diskFillFraction is the fraction of a disk we allow to be filled.
diskFillFraction = 0.99
// diskReserveFraction is the fraction of a disk where we will fill other server pools first.
// If all pools reach this, we will use all pools with regular placement.
diskReserveFraction = 0.15
// diskAssumeUnknownSize is the size to assume when an unknown size upload is requested.
diskAssumeUnknownSize = 1 << 30
// diskMinInodes is the minimum number of inodes we want free on a disk to perform writes.
diskMinInodes = 1000
// tlsClientSessionCacheSize is the cache size for client sessions.
tlsClientSessionCacheSize = 100
)
func init() {
// Injected to prevent circular dependency.
pubsub.GetByteBuffer = grid.GetByteBuffer
}
type poolDisksLayout struct {
cmdline string
layout [][]string
}
type disksLayout struct {
legacy bool
pools []poolDisksLayout
}
type serverCtxt struct {
JSON, Quiet bool
Anonymous bool
StrictS3Compat bool
Addr, ConsoleAddr string
ConfigDir, CertsDir string
configDirSet, certsDirSet bool
Interface string
RootUser, RootPwd string
FTP []string
SFTP []string
UserTimeout time.Duration
ConnReadDeadline time.Duration
ConnWriteDeadline time.Duration
ConnClientReadDeadline time.Duration
ConnClientWriteDeadline time.Duration
ShutdownTimeout time.Duration
IdleTimeout time.Duration
ReadHeaderTimeout time.Duration
MaxIdleConnsPerHost int
SendBufSize, RecvBufSize int
CrossDomainXML string
// The layout of disks as interpreted
Layout disksLayout
}
var (
// Global user opts context
globalServerCtxt serverCtxt
// Indicates if the running minio server is distributed setup.
globalIsDistErasure = false
// Indicates if the running minio server is an erasure-code backend.
globalIsErasure = false
// Indicates if the running minio server is in single drive XL mode.
globalIsErasureSD = false
// Indicates if server code should go through testing path.
globalIsTesting = false
// This flag is set to 'true' by default
globalBrowserEnabled = true
// Custom browser redirect URL, not set by default
// and it is automatically deduced.
globalBrowserRedirectURL *xnet.URL
// Disable redirect, default is enabled.
globalBrowserRedirect bool
// globalBrowserConfig Browser user configurable settings
globalBrowserConfig browser.Config
// This flag is set to 'true' when MINIO_UPDATE env is set to 'off'. Default is false.
globalInplaceUpdateDisabled = false
globalSite = config.Site{
Region: globalMinioDefaultRegion,
}
// MinIO local server address (in `host:port` format)
globalMinioAddr = ""
// MinIO default port, can be changed through command line.
globalMinioPort = GlobalMinioDefaultPort
globalMinioConsolePort = "13333"
// Holds the host that was passed using --address
globalMinioHost = ""
// Holds the host that was passed using --console-address
globalMinioConsoleHost = ""
// Holds the possible host endpoint.
globalMinioEndpoint = ""
globalMinioEndpointURL *xnet.URL
// globalConfigSys server config system.
globalConfigSys *ConfigSys
globalNotificationSys *NotificationSys
globalEventNotifier *EventNotifier
globalNotifyTargetList *event.TargetList
globalLambdaTargetList *levent.TargetList
globalBucketMetadataSys *BucketMetadataSys
globalBucketMonitor *bandwidth.Monitor
globalPolicySys *PolicySys
globalIAMSys *IAMSys
globalBytePoolCap atomic.Pointer[bpool.BytePoolCap]
globalLifecycleSys *LifecycleSys
globalBucketSSEConfigSys *BucketSSEConfigSys
globalBucketTargetSys *BucketTargetSys
// globalAPIConfig controls S3 API requests throttling,
// healthCheck readiness deadlines and cors settings.
globalAPIConfig = apiConfig{listQuorum: "strict", rootAccess: true}
globalStorageClass storageclass.Config
globalAuthNPlugin *idplugin.AuthNPlugin
// CA root certificates, a nil value means system certs pool will be used
globalRootCAs *x509.CertPool
// IsSSL indicates if the server is configured with SSL.
globalIsTLS bool
globalTLSCerts *certs.Manager
globalHTTPServer *xhttp.Server
globalTCPOptions xhttp.TCPOptions
globalHTTPServerErrorCh = make(chan error)
globalOSSignalCh = make(chan os.Signal, 1)
// global Trace system to send HTTP request/response
// and Storage/OS calls info to registered listeners.
globalTrace = pubsub.New[madmin.TraceInfo, madmin.TraceType](8)
// global Listen system to send S3 API events to registered listeners
globalHTTPListen = pubsub.New[event.Event, pubsub.Mask](0)
// global console system to send console logs to
// registered listeners
globalConsoleSys *HTTPConsoleLoggerSys
// All unique drives for this deployment
globalEndpoints EndpointServerPools
// All unique nodes for this deployment
globalNodes []Node
// The name of this local node, fetched from arguments
globalLocalNodeName string
globalLocalNodeNameHex string
globalNodeNamesHex = make(map[string]struct{})
// The global subnet config
globalSubnetConfig subnet.Config
// The global callhome config
globalCallhomeConfig callhome.Config
// The global drive config
globalDriveConfig drive.Config
// The global cache config
globalCacheConfig cache.Config
// Global server's network statistics
globalConnStats = newConnStats()
// Global HTTP request statistics
globalHTTPStats = newHTTPStats()
// Global bucket network and API statistics
globalBucketConnStats = newBucketConnStats()
globalBucketHTTPStats = newBucketHTTPStats()
// Time when the server is started
globalBootTime = UTCNow()
globalActiveCred auth.Credentials
globalSiteReplicatorCred siteReplicatorCred
// Captures if root credentials are set via ENV.
globalCredViaEnv bool
globalPublicCerts []*x509.Certificate
globalDomainNames []string // Root domains for virtual host style requests
globalDomainIPs set.StringSet // Root domain IP address(s) for a distributed MinIO deployment
globalOperationTimeout = newDynamicTimeout(10*time.Minute, 5*time.Minute) // default timeout for general ops
globalDeleteOperationTimeout = newDynamicTimeout(5*time.Minute, 1*time.Minute) // default time for delete ops
globalBucketObjectLockSys *BucketObjectLockSys
globalBucketQuotaSys *BucketQuotaSys
globalBucketVersioningSys *BucketVersioningSys
// Allocated etcd endpoint for config and bucket DNS.
globalEtcdClient *etcd.Client
// Cluster replication manager.
globalSiteReplicationSys SiteReplicationSys
// Cluster replication resync metrics
globalSiteResyncMetrics *siteResyncMetrics
// Is set to true when Bucket federation is requested
// and is 'true' when etcdConfig.PathPrefix is empty
globalBucketFederation bool
// Allocated DNS config wrapper over etcd client.
globalDNSConfig dns.Store
// GlobalKMS initialized KMS configuration
GlobalKMS kms.KMS
// Common lock for various subsystems performing the leader tasks
globalLeaderLock *sharedLock
// Auto-Encryption, if enabled, turns any non-SSE-C request
// into an SSE-S3 request. If enabled a valid, non-empty KMS
// configuration must be present.
globalAutoEncryption bool
// Is compression enabled?
globalCompressConfigMu sync.Mutex
globalCompressConfig compress.Config
// Some standard object extensions which we strictly dis-allow for compression.
standardExcludeCompressExtensions = []string{".gz", ".bz2", ".rar", ".zip", ".7z", ".xz", ".mp4", ".mkv", ".mov", ".jpg", ".png", ".gif"}
// Some standard content-types which we strictly dis-allow for compression.
standardExcludeCompressContentTypes = []string{"video/*", "audio/*", "application/zip", "application/x-gzip", "application/x-zip-compressed", " application/x-compress", "application/x-spoon"}
// AuthZ Plugin system.
globalAuthZPlugin *polplugin.AuthZPlugin
// Deployment ID - unique per deployment
globalDeploymentIDPtr atomic.Pointer[string]
globalDeploymentID = func() string {
ptr := globalDeploymentIDPtr.Load()
if ptr == nil {
return ""
}
return *ptr
}
globalAllHealState = newHealState(GlobalContext, true)
// The always present healing routine ready to heal objects
globalBackgroundHealRoutine = newHealRoutine()
globalBackgroundHealState = newHealState(GlobalContext, false)
globalMRFState = mrfState{
opCh: make(chan partialOperation, mrfOpsQueueSize),
}
// If writes to FS backend should be O_SYNC.
globalFSOSync bool
globalProxyEndpoints []ProxyEndpoint
globalInternodeTransport http.RoundTripper
globalRemoteTargetTransport http.RoundTripper
globalDNSCache = &dnscache.Resolver{
Timeout: 5 * time.Second,
}
globalForwarder *handlers.Forwarder
globalTierConfigMgr *TierConfigMgr
globalConsoleSrv *consoleapi.Server
// handles service freeze or un-freeze S3 API calls.
globalServiceFreeze atomic.Value
// Only needed for tracking
globalServiceFreezeCnt int32
globalServiceFreezeMu sync.Mutex // Updates.
// List of local drives to this node, this is only set during server startup,
// and is only mutated by HealFormat. Hold globalLocalDrivesMu to access.
globalLocalDrives []StorageAPI
globalLocalDrivesMu sync.RWMutex
globalDriveMonitoring = env.Get("_MINIO_DRIVE_ACTIVE_MONITORING", config.EnableOn) == config.EnableOn
// Is MINIO_CI_CD set?
globalIsCICD bool
globalRootDiskThreshold uint64
// Used for collecting stats for netperf
globalNetPerfMinDuration = time.Second * 10
globalNetPerfRX netPerfRX
globalSiteNetPerfRX netPerfRX
globalObjectPerfBucket = "minio-perf-test-tmp-bucket"
globalObjectPerfUserMetadata = "X-Amz-Meta-Minio-Object-Perf" // Clients can set this to bypass S3 API service freeze. Used by object pref tests.
// MinIO version unix timestamp
globalVersionUnix uint64
// MinIO client
globalMinioClient *minio.Client
// Public key for subnet confidential information
subnetAdminPublicKey = []byte("-----BEGIN PUBLIC KEY-----\nMIIBCgKCAQEAyC+ol5v0FP+QcsR6d1KypR/063FInmNEFsFzbEwlHQyEQN3O7kNI\nwVDN1vqp1wDmJYmv4VZGRGzfFw1q+QV7K1TnysrEjrqpVxfxzDQCoUadAp8IxLLc\ns2fjyDNxnZjoC6fTID9C0khKnEa5fPZZc3Ihci9SiCGkPmyUyCGVSxWXIKqL2Lrj\nyDc0pGeEhWeEPqw6q8X2jvTC246tlzqpDeNsPbcv2KblXRcKniQNbBrizT37CKHQ\nM6hc9kugrZbFuo8U5/4RQvZPJnx/DVjLDyoKo2uzuVQs4s+iBrA5sSSLp8rPED/3\n6DgWw3e244Dxtrg972dIT1IOqgn7KUJzVQIDAQAB\n-----END PUBLIC KEY-----")
subnetAdminPublicKeyDev = []byte("-----BEGIN PUBLIC KEY-----\nMIIBCgKCAQEArhQYXQd6zI4uagtVfthAPOt6i4AYHnEWCoNeAovM4MNl42I9uQFh\n3VHkbWj9Gpx9ghf6PgRgK+8FcFvy+StmGcXpDCiFywXX24uNhcZjscX1C4Esk0BW\nidfI2eXYkOlymD4lcK70SVgJvC693Qa7Z3FE1KU8Nfv2bkxEE4bzOkojX9t6a3+J\nR8X6Z2U8EMlH1qxJPgiPogELhWP0qf2Lq7GwSAflo1Tj/ytxvD12WrnE0Rrj/8yP\nSnp7TbYm91KocKMExlmvx3l2XPLxeU8nf9U0U+KOmorejD3MDMEPF+tlk9LB3JWP\nZqYYe38rfALVTn4RVJriUcNOoEpEyC0WEwIDAQAB\n-----END PUBLIC KEY-----")
// dynamic sleeper to avoid thundering herd for trash folder expunge routine
deleteCleanupSleeper = newDynamicSleeper(5, 25*time.Millisecond, false)
// dynamic sleeper for multipart expiration routine
deleteMultipartCleanupSleeper = newDynamicSleeper(5, 25*time.Millisecond, false)
// Is _MINIO_DISABLE_API_FREEZE_ON_BOOT set?
globalDisableFreezeOnBoot bool
// Contains NIC interface name used for internode communication
globalInternodeInterface string
globalInternodeInterfaceOnce sync.Once
// Set last client perf extra time (get lock, and validate)
globalLastClientPerfExtraTime int64
// Captures all batch jobs metrics globally
globalBatchJobsMetrics batchJobMetrics
// Indicates if server was started as `--address ":0"`
globalDynamicAPIPort bool
// Add new variable global values here.
)
var globalAuthPluginMutex sync.Mutex
func newGlobalAuthNPluginFn() *idplugin.AuthNPlugin {
globalAuthPluginMutex.Lock()
defer globalAuthPluginMutex.Unlock()
return globalAuthNPlugin
}
func newGlobalAuthZPluginFn() *polplugin.AuthZPlugin {
globalAuthPluginMutex.Lock()
defer globalAuthPluginMutex.Unlock()
return globalAuthZPlugin
}
func setGlobalAuthNPlugin(authn *idplugin.AuthNPlugin) {
globalAuthPluginMutex.Lock()
globalAuthNPlugin = authn
globalAuthPluginMutex.Unlock()
}
func setGlobalAuthZPlugin(authz *polplugin.AuthZPlugin) {
globalAuthPluginMutex.Lock()
globalAuthZPlugin = authz
globalAuthPluginMutex.Unlock()
}
var errSelfTestFailure = errors.New("self test failed. unsafe to start server")