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356 lines
11 KiB
356 lines
11 KiB
/*
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* Minio Cloud Storage, (C) 2015, 2016, 2017, 2018 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"crypto/x509"
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"fmt"
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"os"
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"runtime"
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"time"
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isatty "github.com/mattn/go-isatty"
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"github.com/minio/minio-go/pkg/set"
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etcd "github.com/coreos/etcd/clientv3"
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humanize "github.com/dustin/go-humanize"
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"github.com/fatih/color"
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"github.com/minio/minio/cmd/crypto"
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xhttp "github.com/minio/minio/cmd/http"
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"github.com/minio/minio/pkg/auth"
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"github.com/minio/minio/pkg/certs"
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"github.com/minio/minio/pkg/dns"
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"github.com/minio/minio/pkg/iam/policy"
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"github.com/minio/minio/pkg/iam/validator"
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)
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// minio configuration related constants.
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const (
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globalMinioCertExpireWarnDays = time.Hour * 24 * 30 // 30 days.
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globalMinioDefaultRegion = ""
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// This is a sha256 output of ``arn:aws:iam::minio:user/admin``,
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// this is kept in present form to be compatible with S3 owner ID
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// requirements -
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//
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// ```
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// The canonical user ID is the Amazon S3–only concept.
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// It is 64-character obfuscated version of the account ID.
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// ```
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// http://docs.aws.amazon.com/AmazonS3/latest/dev/example-walkthroughs-managing-access-example4.html
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globalMinioDefaultOwnerID = "02d6176db174dc93cb1b899f7c6078f08654445fe8cf1b6ce98d8855f66bdbf4"
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globalMinioDefaultStorageClass = "STANDARD"
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globalWindowsOSName = "windows"
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globalNetBSDOSName = "netbsd"
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globalSolarisOSName = "solaris"
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globalMinioModeFS = "mode-server-fs"
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globalMinioModeXL = "mode-server-xl"
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globalMinioModeDistXL = "mode-server-distributed-xl"
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globalMinioModeGatewayPrefix = "mode-gateway-"
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// Add new global values here.
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)
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const (
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// Limit fields size (except file) to 1Mib since Policy document
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// can reach that size according to https://aws.amazon.com/articles/1434
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maxFormFieldSize = int64(1 * humanize.MiByte)
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// Limit memory allocation to store multipart data
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maxFormMemory = int64(5 * humanize.MiByte)
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// The maximum allowed time difference between the incoming request
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// date and server date during signature verification.
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globalMaxSkewTime = 15 * time.Minute // 15 minutes skew allowed.
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// Expiry duration after which the multipart uploads are deemed stale.
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globalMultipartExpiry = time.Hour * 24 * 14 // 2 weeks.
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// Cleanup interval when the stale multipart cleanup is initiated.
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globalMultipartCleanupInterval = time.Hour * 24 // 24 hrs.
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// Refresh interval to update in-memory bucket policy cache.
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globalRefreshBucketPolicyInterval = 5 * time.Minute
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// Refresh interval to update in-memory iam config cache.
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globalRefreshIAMInterval = 5 * time.Minute
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// Limit of location constraint XML for unauthenticted PUT bucket operations.
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maxLocationConstraintSize = 3 * humanize.MiByte
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)
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var (
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// Indicates the total number of erasure coded sets configured.
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globalXLSetCount int
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// Indicates set drive count.
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globalXLSetDriveCount int
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// Indicates if the running minio server is distributed setup.
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globalIsDistXL = false
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// Indicates if the running minio server is an erasure-code backend.
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globalIsXL = false
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// This flag is set to 'true' by default
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globalIsBrowserEnabled = true
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// This flag is set to 'true' when MINIO_BROWSER env is set.
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globalIsEnvBrowser = false
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// Set to true if credentials were passed from env, default is false.
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globalIsEnvCreds = false
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// This flag is set to 'true' when MINIO_REGION env is set.
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globalIsEnvRegion = false
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// This flag is set to 'true' when MINIO_UPDATE env is set to 'off'. Default is false.
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globalInplaceUpdateDisabled = false
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// This flag is set to 'us-east-1' by default
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globalServerRegion = globalMinioDefaultRegion
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// Maximum size of internal objects parts
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globalPutPartSize = int64(64 * 1024 * 1024)
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// Minio local server address (in `host:port` format)
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globalMinioAddr = ""
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// Minio default port, can be changed through command line.
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globalMinioPort = "9000"
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// Holds the host that was passed using --address
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globalMinioHost = ""
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// globalConfigSys server config system.
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globalConfigSys *ConfigSys
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globalNotificationSys *NotificationSys
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globalPolicySys *PolicySys
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globalIAMSys *IAMSys
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// CA root certificates, a nil value means system certs pool will be used
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globalRootCAs *x509.CertPool
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// IsSSL indicates if the server is configured with SSL.
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globalIsSSL bool
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globalTLSCerts *certs.Certs
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globalHTTPServer *xhttp.Server
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globalHTTPServerErrorCh = make(chan error)
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globalOSSignalCh = make(chan os.Signal, 1)
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// File to log HTTP request/response headers and body.
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globalHTTPTraceFile *os.File
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// List of admin peers.
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globalAdminPeers = adminPeers{}
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// Minio server user agent string.
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globalServerUserAgent = "Minio/" + ReleaseTag + " (" + runtime.GOOS + "; " + runtime.GOARCH + ")"
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globalEndpoints EndpointList
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// Global server's network statistics
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globalConnStats = newConnStats()
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// Global HTTP request statisitics
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globalHTTPStats = newHTTPStats()
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// Time when object layer was initialized on start up.
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globalBootTime time.Time
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globalActiveCred auth.Credentials
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globalPublicCerts []*x509.Certificate
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globalIsEnvDomainName bool
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globalDomainName string // Root domain for virtual host style requests
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globalDomainIPs set.StringSet // Root domain IP address(s) for a distributed Minio deployment
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globalListingTimeout = newDynamicTimeout( /*30*/ 600*time.Second /*5*/, 600*time.Second) // timeout for listing related ops
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globalObjectTimeout = newDynamicTimeout( /*1*/ 10*time.Minute /*10*/, 600*time.Second) // timeout for Object API related ops
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globalOperationTimeout = newDynamicTimeout(10*time.Minute /*30*/, 600*time.Second) // default timeout for general ops
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globalHealingTimeout = newDynamicTimeout(30*time.Minute /*1*/, 30*time.Minute) // timeout for healing related ops
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// Storage classes
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// Set to indicate if storage class is set up
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globalIsStorageClass bool
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// Set to store reduced redundancy storage class
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globalRRStorageClass storageClass
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// Set to store standard storage class
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globalStandardStorageClass storageClass
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globalIsEnvWORM bool
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// Is worm enabled
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globalWORMEnabled bool
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// Is Disk Caching set up
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globalIsDiskCacheEnabled bool
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// Disk cache drives
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globalCacheDrives []string
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// Disk cache excludes
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globalCacheExcludes []string
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// Disk cache expiry
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globalCacheExpiry = 90
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// Max allowed disk cache percentage
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globalCacheMaxUse = 80
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// RPC V1 - Initial version
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// RPC V2 - format.json XL version changed to 2
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// RPC V3 - format.json XL version changed to 3
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// RPC V4 - ReadFile() arguments signature changed
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// Current RPC version
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globalRPCAPIVersion = RPCVersion{4, 0, 0}
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// Allocated etcd endpoint for config and bucket DNS.
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globalEtcdClient *etcd.Client
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// Allocated DNS config wrapper over etcd client.
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globalDNSConfig dns.Config
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// Default usage check interval value.
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globalDefaultUsageCheckInterval = 12 * time.Hour // 12 hours
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// Usage check interval value.
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globalUsageCheckInterval = globalDefaultUsageCheckInterval
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// KMS key id
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globalKMSKeyID string
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// Allocated KMS
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globalKMS crypto.KMS
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// Auto-Encryption, if enabled, turns any non-SSE-C request
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// into an SSE-S3 request. If enabled a valid, non-empty KMS
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// configuration must be present.
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globalAutoEncryption bool
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// Is compression include extensions/content-types set.
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globalIsEnvCompression bool
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// Is compression enabeld.
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globalIsCompressionEnabled = false
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// Include-list for compression.
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globalCompressExtensions = []string{".txt", ".log", ".csv", ".json"}
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globalCompressMimeTypes = []string{"text/csv", "text/plain", "application/json"}
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// Some standard object extensions which we strictly dis-allow for compression.
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standardExcludeCompressExtensions = []string{".gz", ".bz2", ".rar", ".zip", ".7z"}
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// Some standard content-types which we strictly dis-allow for compression.
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standardExcludeCompressContentTypes = []string{"video/*", "audio/*", "application/zip", "application/x-gzip", "application/x-zip-compressed", " application/x-compress", "application/x-spoon"}
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// Authorization validators list.
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globalIAMValidators *validator.Validators
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// OPA policy system.
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globalPolicyOPA *iampolicy.Opa
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// Deployment ID - unique per deployment
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globalDeploymentID string
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// Add new variable global values here.
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)
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// global colors.
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var (
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// Check if we stderr, stdout are dumb terminals, we do not apply
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// ansi coloring on dumb terminals.
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isTerminal = func() bool {
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return isatty.IsTerminal(os.Stdout.Fd()) && isatty.IsTerminal(os.Stderr.Fd())
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}
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colorBold = func() func(a ...interface{}) string {
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if isTerminal() {
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return color.New(color.Bold).SprintFunc()
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}
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return fmt.Sprint
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}()
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colorRed = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgRed).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorBlue = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgBlue).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorYellow = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgYellow).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorCyanBold = func() func(a ...interface{}) string {
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if isTerminal() {
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color.New(color.FgCyan, color.Bold).SprintFunc()
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}
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return fmt.Sprint
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}()
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colorYellowBold = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgYellow, color.Bold).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorBgYellow = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.BgYellow).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorBlack = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgBlack).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorGreenBold = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgGreen, color.Bold).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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colorRedBold = func() func(format string, a ...interface{}) string {
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if isTerminal() {
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return color.New(color.FgRed, color.Bold).SprintfFunc()
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}
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return fmt.Sprintf
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}()
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)
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// Returns minio global information, as a key value map.
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// returned list of global values is not an exhaustive
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// list. Feel free to add new relevant fields.
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func getGlobalInfo() (globalInfo map[string]interface{}) {
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globalInfo = map[string]interface{}{
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"isDistXL": globalIsDistXL,
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"isXL": globalIsXL,
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"isBrowserEnabled": globalIsBrowserEnabled,
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"isWorm": globalWORMEnabled,
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"isEnvBrowser": globalIsEnvBrowser,
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"isEnvCreds": globalIsEnvCreds,
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"isEnvRegion": globalIsEnvRegion,
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"isSSL": globalIsSSL,
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"serverRegion": globalServerRegion,
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"serverUserAgent": globalServerUserAgent,
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// Add more relevant global settings here.
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}
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return globalInfo
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}
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