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minio/cmd/globals.go

362 lines
11 KiB

/*
* MinIO Cloud Storage, (C) 2015, 2016, 2017, 2018 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"crypto/x509"
"fmt"
"os"
"time"
isatty "github.com/mattn/go-isatty"
"github.com/minio/minio-go/v6/pkg/set"
etcd "github.com/coreos/etcd/clientv3"
humanize "github.com/dustin/go-humanize"
"github.com/fatih/color"
"github.com/minio/minio/cmd/crypto"
xhttp "github.com/minio/minio/cmd/http"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/certs"
"github.com/minio/minio/pkg/dns"
iampolicy "github.com/minio/minio/pkg/iam/policy"
"github.com/minio/minio/pkg/iam/validator"
"github.com/minio/minio/pkg/pubsub"
)
// minio configuration related constants.
const (
globalMinioCertExpireWarnDays = time.Hour * 24 * 30 // 30 days.
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"
globalNetBSDOSName = "netbsd"
globalMinioModeFS = "mode-server-fs"
globalMinioModeXL = "mode-server-xl"
globalMinioModeDistXL = "mode-server-distributed-xl"
globalMinioModeGatewayPrefix = "mode-gateway-"
// 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)
// Limit memory allocation to store multipart data
maxFormMemory = int64(5 * 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.
// GlobalMultipartExpiry - Expiry duration after which the multipart uploads are deemed stale.
GlobalMultipartExpiry = time.Hour * 24 * 3 // 3 days.
// GlobalMultipartCleanupInterval - Cleanup interval when the stale multipart cleanup is initiated.
GlobalMultipartCleanupInterval = time.Hour * 24 // 24 hrs.
// GlobalServiceExecutionInterval - Executes the Lifecycle events.
GlobalServiceExecutionInterval = time.Hour * 24 // 24 hrs.
// Refresh interval to update in-memory bucket lifecycle cache.
globalRefreshBucketLifecycleInterval = 5 * time.Minute
// Refresh interval to update in-memory iam config cache.
globalRefreshIAMInterval = 5 * time.Minute
// Limit of location constraint XML for unauthenticted PUT bucket operations.
maxLocationConstraintSize = 3 * humanize.MiByte
)
var globalCLIContext = struct {
JSON, Quiet bool
Anonymous bool
Addr string
StrictS3Compat bool
}{}
var (
// Indicates the total number of erasure coded sets configured.
globalXLSetCount int
// Indicates set drive count.
globalXLSetDriveCount int
// Indicates if the running minio server is distributed setup.
globalIsDistXL = false
// Indicates if the running minio server is an erasure-code backend.
globalIsXL = false
// Indicates if the running minio is in gateway mode.
globalIsGateway = false
// Name of gateway server, e.g S3, GCS, Azure, etc
globalGatewayName = ""
// This flag is set to 'true' by default
globalIsBrowserEnabled = true
// This flag is set to 'true' when MINIO_BROWSER env is set.
globalIsEnvBrowser = false
// Set to true if credentials were passed from env, default is false.
globalIsEnvCreds = false
// This flag is set to 'true' when MINIO_REGION env is set.
globalIsEnvRegion = false
// This flag is set to 'true' when MINIO_UPDATE env is set to 'off'. Default is false.
globalInplaceUpdateDisabled = false
// This flag is set to 'us-east-1' by default
globalServerRegion = globalMinioDefaultRegion
// Maximum size of internal objects parts
globalPutPartSize = int64(64 * 1024 * 1024)
// MinIO local server address (in `host:port` format)
globalMinioAddr = ""
// MinIO default port, can be changed through command line.
globalMinioPort = globalMinioDefaultPort
// Holds the host that was passed using --address
globalMinioHost = ""
// globalConfigSys server config system.
globalConfigSys *ConfigSys
globalNotificationSys *NotificationSys
globalPolicySys *PolicySys
globalIAMSys *IAMSys
globalLifecycleSys *LifecycleSys
// 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.
globalIsSSL bool
globalTLSCerts *certs.Certs
globalHTTPServer *xhttp.Server
globalHTTPServerErrorCh = make(chan error)
globalOSSignalCh = make(chan os.Signal, 1)
// global Trace system to send HTTP request/response logs to
// registered listeners
globalHTTPTrace = pubsub.New()
globalEndpoints EndpointList
// Global server's network statistics
globalConnStats = newConnStats()
// Global HTTP request statisitics
globalHTTPStats = newHTTPStats()
// Time when object layer was initialized on start up.
globalBootTime time.Time
globalActiveCred auth.Credentials
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
globalListingTimeout = newDynamicTimeout( /*30*/ 600*time.Second /*5*/, 600*time.Second) // timeout for listing related ops
globalObjectTimeout = newDynamicTimeout( /*1*/ 10*time.Minute /*10*/, 600*time.Second) // timeout for Object API related ops
globalOperationTimeout = newDynamicTimeout(10*time.Minute /*30*/, 600*time.Second) // default timeout for general ops
globalHealingTimeout = newDynamicTimeout(30*time.Minute /*1*/, 30*time.Minute) // timeout for healing related ops
// Storage classes
// Set to indicate if storage class is set up
globalIsStorageClass bool
// Set to store reduced redundancy storage class
globalRRStorageClass storageClass
// Set to store standard storage class
globalStandardStorageClass storageClass
globalIsEnvWORM bool
// Is worm enabled
globalWORMEnabled bool
// Is Disk Caching set up
globalIsDiskCacheEnabled bool
// Disk cache drives
globalCacheDrives []string
// Disk cache excludes
globalCacheExcludes []string
// Disk cache expiry
globalCacheExpiry = 90
// Max allowed disk cache percentage
globalCacheMaxUse = 80
// Disk cache KMS Key
globalCacheKMSKeyID string
// Initialized KMS configuration for disk cache
globalCacheKMS crypto.KMS
// Allocated etcd endpoint for config and bucket DNS.
globalEtcdClient *etcd.Client
// Allocated DNS config wrapper over etcd client.
globalDNSConfig dns.Config
// Default usage check interval value.
globalDefaultUsageCheckInterval = 12 * time.Hour // 12 hours
// Usage check interval value.
globalUsageCheckInterval = globalDefaultUsageCheckInterval
// KMS key id
globalKMSKeyID string
// GlobalKMS initialized KMS configuration
GlobalKMS crypto.KMS
// 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 include extensions/content-types set.
globalIsEnvCompression bool
// Is compression enabeld.
globalIsCompressionEnabled = false
// Include-list for compression.
globalCompressExtensions = []string{".txt", ".log", ".csv", ".json"}
globalCompressMimeTypes = []string{"text/csv", "text/plain", "application/json"}
// Some standard object extensions which we strictly dis-allow for compression.
standardExcludeCompressExtensions = []string{".gz", ".bz2", ".rar", ".zip", ".7z"}
// 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"}
// Authorization validators list.
globalIAMValidators *validator.Validators
// OPA policy system.
globalPolicyOPA *iampolicy.Opa
// Deployment ID - unique per deployment
globalDeploymentID string
// GlobalGatewaySSE sse options
GlobalGatewaySSE gatewaySSE
// The always present healing routine ready to heal objects
globalBackgroundHealing *healRoutine
globalAllHealState *allHealState
globalSweepHealState *allHealState
// Add new variable global values here.
)
// global colors.
var (
// Check if we stderr, stdout are dumb terminals, we do not apply
// ansi coloring on dumb terminals.
isTerminal = func() bool {
return isatty.IsTerminal(os.Stdout.Fd()) && isatty.IsTerminal(os.Stderr.Fd())
}
colorBold = func() func(a ...interface{}) string {
if isTerminal() {
return color.New(color.Bold).SprintFunc()
}
return fmt.Sprint
}()
colorRed = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.FgRed).SprintfFunc()
}
return fmt.Sprintf
}()
colorBlue = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.FgBlue).SprintfFunc()
}
return fmt.Sprintf
}()
colorYellow = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.FgYellow).SprintfFunc()
}
return fmt.Sprintf
}()
colorCyanBold = func() func(a ...interface{}) string {
if isTerminal() {
color.New(color.FgCyan, color.Bold).SprintFunc()
}
return fmt.Sprint
}()
colorYellowBold = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.FgYellow, color.Bold).SprintfFunc()
}
return fmt.Sprintf
}()
colorBgYellow = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.BgYellow).SprintfFunc()
}
return fmt.Sprintf
}()
colorBlack = func() func(format string, a ...interface{}) string {
if isTerminal() {
return color.New(color.FgBlack).SprintfFunc()
}
return fmt.Sprintf
}()
)
// Returns minio global information, as a key value map.
// returned list of global values is not an exhaustive
// list. Feel free to add new relevant fields.
func getGlobalInfo() (globalInfo map[string]interface{}) {
globalInfo = map[string]interface{}{
"isDistXL": globalIsDistXL,
"isXL": globalIsXL,
"isBrowserEnabled": globalIsBrowserEnabled,
"isWorm": globalWORMEnabled,
"isEnvBrowser": globalIsEnvBrowser,
"isEnvCreds": globalIsEnvCreds,
"isEnvRegion": globalIsEnvRegion,
"isSSL": globalIsSSL,
"serverRegion": globalServerRegion,
// Add more relevant global settings here.
}
return globalInfo
}