175b07d6e4
- This PR fixes situation to avoid underflow, this is possible because of disconnected operations in replay/sendEvents - Hold right locks if Del() operation is performed in Get() - Remove panic in the code and use loggerOnce - Remove Timer and instead use Ticker instead for proper ticks
715 lines
18 KiB
Go
715 lines
18 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2016-2019 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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"context"
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"errors"
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"fmt"
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"strings"
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"sync"
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"github.com/minio/minio/cmd/config"
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"github.com/minio/minio/cmd/config/cache"
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"github.com/minio/minio/cmd/config/compress"
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xldap "github.com/minio/minio/cmd/config/ldap"
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"github.com/minio/minio/cmd/config/notify"
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"github.com/minio/minio/cmd/config/storageclass"
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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/cmd/logger"
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"github.com/minio/minio/cmd/logger/target/http"
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"github.com/minio/minio/pkg/auth"
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"github.com/minio/minio/pkg/env"
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"github.com/minio/minio/pkg/event"
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"github.com/minio/minio/pkg/event/target"
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"github.com/minio/minio/pkg/iam/openid"
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iampolicy "github.com/minio/minio/pkg/iam/policy"
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)
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// Steps to move from version N to version N+1
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// 1. Add new struct serverConfigVN+1 in config-versions.go
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// 2. Set serverConfigVersion to "N+1"
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// 3. Set serverConfig to serverConfigVN+1
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// 4. Add new migration function (ex. func migrateVNToVN+1()) in config-migrate.go
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// 5. Call migrateVNToVN+1() from migrateConfig() in config-migrate.go
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// 6. Make changes in config-current_test.go for any test change
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// Config version
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const serverConfigVersion = "33"
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type serverConfig = serverConfigV33
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var (
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// globalServerConfig server config.
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globalServerConfig *serverConfig
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globalServerConfigMu sync.RWMutex
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)
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// GetVersion get current config version.
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func (s *serverConfig) GetVersion() string {
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return s.Version
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}
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// SetRegion set a new region.
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func (s *serverConfig) SetRegion(region string) {
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// Save new region.
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s.Region = region
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}
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// GetRegion get current region.
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func (s *serverConfig) GetRegion() string {
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if globalIsEnvRegion {
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return globalServerRegion
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}
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if s == nil {
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return ""
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}
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return s.Region
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}
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// SetCredential sets new credential and returns the previous credential.
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func (s *serverConfig) SetCredential(creds auth.Credentials) (prevCred auth.Credentials) {
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if s == nil {
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return creds
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}
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if creds.IsValid() && globalActiveCred.IsValid() {
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globalActiveCred = creds
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}
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// Save previous credential.
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prevCred = s.Credential
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// Set updated credential.
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s.Credential = creds
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// Return previous credential.
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return prevCred
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}
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// GetCredentials get current credentials.
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func (s *serverConfig) GetCredential() auth.Credentials {
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if globalActiveCred.IsValid() {
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return globalActiveCred
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}
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return s.Credential
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}
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// SetWorm set if worm is enabled.
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func (s *serverConfig) SetWorm(b bool) {
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// Set the new value.
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s.Worm = config.BoolFlag(b)
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}
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// GetStorageClass reads storage class fields from current config.
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// It returns the standard and reduced redundancy storage class struct
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func (s *serverConfig) GetStorageClass() storageclass.Config {
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if s == nil {
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return storageclass.Config{}
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}
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return s.StorageClass
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}
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// GetWorm get current credentials.
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func (s *serverConfig) GetWorm() bool {
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if globalIsEnvWORM {
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return globalWORMEnabled
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}
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if s == nil {
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return false
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}
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return bool(s.Worm)
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}
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// GetCacheConfig gets the current cache config
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func (s *serverConfig) GetCacheConfig() cache.Config {
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if globalIsDiskCacheEnabled {
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return cache.Config{
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Drives: globalCacheDrives,
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Exclude: globalCacheExcludes,
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Expiry: globalCacheExpiry,
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MaxUse: globalCacheMaxUse,
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}
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}
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if s == nil {
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return cache.Config{}
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}
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return s.Cache
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}
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func (s *serverConfig) Validate() error {
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if s == nil {
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return nil
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}
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if s.Version != serverConfigVersion {
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return fmt.Errorf("configuration version mismatch. Expected: ‘%s’, Got: ‘%s’", serverConfigVersion, s.Version)
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}
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// Validate credential fields only when
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// they are not set via the environment
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// Error out if global is env credential is not set and config has invalid credential
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if !globalIsEnvCreds && !s.Credential.IsValid() {
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return errors.New("invalid credential in config file")
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}
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// Region: nothing to validate
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// Worm, Cache and StorageClass values are already validated during json unmarshal
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for _, v := range s.Notify.AMQP {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("amqp: %s", err)
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}
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}
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for _, v := range s.Notify.Elasticsearch {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("elasticsearch: %s", err)
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}
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}
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for _, v := range s.Notify.Kafka {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("kafka: %s", err)
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}
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}
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for _, v := range s.Notify.MQTT {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("mqtt: %s", err)
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}
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}
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for _, v := range s.Notify.MySQL {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("mysql: %s", err)
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}
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}
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for _, v := range s.Notify.NATS {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("nats: %s", err)
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}
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}
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for _, v := range s.Notify.NSQ {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("nsq: %s", err)
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}
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}
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for _, v := range s.Notify.PostgreSQL {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("postgreSQL: %s", err)
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}
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}
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for _, v := range s.Notify.Redis {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("redis: %s", err)
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}
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}
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for _, v := range s.Notify.Webhook {
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if err := v.Validate(); err != nil {
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return fmt.Errorf("webhook: %s", err)
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}
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}
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return nil
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}
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func (s *serverConfig) lookupConfigs() {
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// If env is set override the credentials from config file.
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if globalIsEnvCreds {
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s.SetCredential(globalActiveCred)
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} else {
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globalActiveCred = s.GetCredential()
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}
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if globalIsEnvWORM {
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s.SetWorm(globalWORMEnabled)
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} else {
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globalWORMEnabled = s.GetWorm()
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}
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if globalIsEnvRegion {
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s.SetRegion(globalServerRegion)
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} else {
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globalServerRegion = s.GetRegion()
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}
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var err error
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if globalIsXL {
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s.StorageClass, err = storageclass.LookupConfig(s.StorageClass, globalXLSetDriveCount)
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if err != nil {
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logger.FatalIf(err, "Unable to initialize storage class config")
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}
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}
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s.Cache, err = cache.LookupConfig(s.Cache)
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if err != nil {
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logger.FatalIf(err, "Unable to setup cache")
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}
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if len(s.Cache.Drives) > 0 {
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globalIsDiskCacheEnabled = true
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globalCacheDrives = s.Cache.Drives
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globalCacheExcludes = s.Cache.Exclude
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globalCacheExpiry = s.Cache.Expiry
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globalCacheMaxUse = s.Cache.MaxUse
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if cacheEncKey := env.Get(cache.EnvCacheEncryptionMasterKey, ""); cacheEncKey != "" {
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globalCacheKMS, err = crypto.ParseMasterKey(cacheEncKey)
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if err != nil {
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logger.FatalIf(config.ErrInvalidCacheEncryptionKey(err),
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"Unable to setup encryption cache")
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}
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}
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}
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s.KMS, err = crypto.LookupConfig(s.KMS)
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if err != nil {
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logger.FatalIf(err, "Unable to setup KMS config")
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}
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GlobalKMS, err = crypto.NewKMS(s.KMS)
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if err != nil {
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logger.FatalIf(err, "Unable to setup KMS with current KMS config")
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}
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globalAutoEncryption = strings.EqualFold(env.Get(crypto.EnvAutoEncryption, "off"), "on")
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if globalAutoEncryption && GlobalKMS == nil {
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logger.FatalIf(errors.New("Invalid KMS configuration: auto-encryption is enabled but no valid KMS configuration is present"), "")
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}
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s.Compression, err = compress.LookupConfig(s.Compression)
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if err != nil {
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logger.FatalIf(err, "Unable to setup Compression")
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}
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if s.Compression.Enabled {
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globalIsCompressionEnabled = s.Compression.Enabled
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globalCompressExtensions = s.Compression.Extensions
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globalCompressMimeTypes = s.Compression.MimeTypes
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}
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s.OpenID.JWKS, err = openid.LookupConfig(s.OpenID.JWKS, NewCustomHTTPTransport(), xhttp.DrainBody)
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if err != nil {
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logger.FatalIf(err, "Unable to initialize OpenID")
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}
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s.Policy.OPA, err = iampolicy.LookupConfig(s.Policy.OPA, NewCustomHTTPTransport(), xhttp.DrainBody)
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if err != nil {
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logger.FatalIf(err, "Unable to initialize OPA")
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}
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globalOpenIDValidators = getOpenIDValidators(s)
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globalPolicyOPA = iampolicy.NewOpa(s.Policy.OPA)
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s.LDAPServerConfig, err = xldap.Lookup(s.LDAPServerConfig, globalRootCAs)
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if err != nil {
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logger.FatalIf(err, "Unable to parse LDAP configuration from env")
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}
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// Load logger targets based on user's configuration
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loggerUserAgent := getUserAgent(getMinioMode())
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s.Logger, err = logger.LookupConfig(s.Logger)
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if err != nil {
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logger.FatalIf(err, "Unable to initialize logger")
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}
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for _, l := range s.Logger.HTTP {
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if l.Enabled {
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// Enable http logging
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logger.AddTarget(http.New(l.Endpoint, loggerUserAgent, NewCustomHTTPTransport()))
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}
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}
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for _, l := range s.Logger.Audit {
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if l.Enabled {
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// Enable http audit logging
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logger.AddAuditTarget(http.New(l.Endpoint, loggerUserAgent, NewCustomHTTPTransport()))
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}
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}
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if s.Logger.Console.Enabled {
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// Enable console logging
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logger.AddTarget(globalConsoleSys.Console())
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}
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}
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// TestNotificationTargets tries to establish connections to all notification
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// targets when enabled. This is a good way to make sure all configurations
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// set by the user can work.
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func (s *serverConfig) TestNotificationTargets() error {
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for k, v := range s.Notify.AMQP {
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if !v.Enable {
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continue
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}
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t, err := target.NewAMQPTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("amqp(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.Elasticsearch {
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if !v.Enable {
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continue
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}
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t, err := target.NewElasticsearchTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("elasticsearch(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.Kafka {
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if !v.Enable {
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continue
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}
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if v.TLS.Enable {
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v.TLS.RootCAs = globalRootCAs
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}
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t, err := target.NewKafkaTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("kafka(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.MQTT {
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if !v.Enable {
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continue
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}
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v.RootCAs = globalRootCAs
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t, err := target.NewMQTTTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("mqtt(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.MySQL {
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if !v.Enable {
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continue
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}
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t, err := target.NewMySQLTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("mysql(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.NATS {
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if !v.Enable {
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continue
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}
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t, err := target.NewNATSTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("nats(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.NSQ {
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if !v.Enable {
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continue
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}
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t, err := target.NewNSQTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("nsq(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.PostgreSQL {
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if !v.Enable {
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continue
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}
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t, err := target.NewPostgreSQLTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("postgreSQL(%s): %s", k, err.Error())
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}
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t.Close()
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}
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for k, v := range s.Notify.Redis {
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if !v.Enable {
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continue
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}
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t, err := target.NewRedisTarget(k, v, GlobalServiceDoneCh, logger.LogOnceIf)
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if err != nil {
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return fmt.Errorf("redis(%s): %s", k, err.Error())
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}
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t.Close()
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}
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return nil
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}
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func newServerConfig() *serverConfig {
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cred, err := auth.GetNewCredentials()
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logger.FatalIf(err, "")
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srvCfg := &serverConfig{
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Version: serverConfigVersion,
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Credential: cred,
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Region: globalMinioDefaultRegion,
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StorageClass: storageclass.Config{
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Standard: storageclass.StorageClass{},
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RRS: storageclass.StorageClass{},
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},
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Cache: cache.Config{
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Drives: []string{},
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Exclude: []string{},
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Expiry: globalCacheExpiry,
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MaxUse: globalCacheMaxUse,
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},
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KMS: crypto.KMSConfig{},
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Notify: notify.NewConfig(),
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Compression: compress.Config{
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Enabled: false,
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Extensions: globalCompressExtensions,
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MimeTypes: globalCompressMimeTypes,
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},
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Logger: logger.NewConfig(),
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}
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return srvCfg
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}
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|
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// newSrvConfig - initialize a new server config, saves env parameters if
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// found, otherwise use default parameters
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func newSrvConfig(objAPI ObjectLayer) error {
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// Initialize server config.
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srvCfg := newServerConfig()
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|
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// Override any values from ENVs.
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srvCfg.lookupConfigs()
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|
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// hold the mutex lock before a new config is assigned.
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globalServerConfigMu.Lock()
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globalServerConfig = srvCfg
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globalServerConfigMu.Unlock()
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// Save config into file.
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return saveServerConfig(context.Background(), objAPI, globalServerConfig)
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}
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// getValidConfig - returns valid server configuration
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func getValidConfig(objAPI ObjectLayer) (*serverConfig, error) {
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srvCfg, err := readServerConfig(context.Background(), objAPI)
|
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if err != nil {
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return nil, err
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}
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|
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return srvCfg, srvCfg.Validate()
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}
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|
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// loadConfig - loads a new config from disk, overrides params from env
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// if found and valid
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func loadConfig(objAPI ObjectLayer) error {
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srvCfg, err := getValidConfig(objAPI)
|
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if err != nil {
|
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return config.ErrInvalidConfig(nil).Msg(err.Error())
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}
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|
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// Override any values from ENVs.
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srvCfg.lookupConfigs()
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|
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// hold the mutex lock before a new config is assigned.
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globalServerConfigMu.Lock()
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globalServerConfig = srvCfg
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globalServerConfigMu.Unlock()
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|
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return nil
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}
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|
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// getOpenIDValidators - returns ValidatorList which contains
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// enabled providers in server config.
|
||
// A new authentication provider is added like below
|
||
// * Add a new provider in pkg/iam/openid package.
|
||
func getOpenIDValidators(config *serverConfig) *openid.Validators {
|
||
validators := openid.NewValidators()
|
||
|
||
if config.OpenID.JWKS.URL != nil {
|
||
validators.Add(openid.NewJWT(config.OpenID.JWKS))
|
||
}
|
||
|
||
return validators
|
||
}
|
||
|
||
// getNotificationTargets - returns TargetList which contains enabled targets in serverConfig.
|
||
// A new notification target is added like below
|
||
// * Add a new target in pkg/event/target package.
|
||
// * Add newly added target configuration to serverConfig.Notify.<TARGET_NAME>.
|
||
// * Handle the configuration in this function to create/add into TargetList.
|
||
func getNotificationTargets(config *serverConfig) *event.TargetList {
|
||
targetList := event.NewTargetList()
|
||
if config == nil {
|
||
return targetList
|
||
}
|
||
for id, args := range config.Notify.AMQP {
|
||
if args.Enable {
|
||
newTarget, err := target.NewAMQPTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.Elasticsearch {
|
||
if args.Enable {
|
||
newTarget, err := target.NewElasticsearchTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.Kafka {
|
||
if args.Enable {
|
||
if args.TLS.Enable {
|
||
args.TLS.RootCAs = globalRootCAs
|
||
}
|
||
newTarget, err := target.NewKafkaTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.MQTT {
|
||
if args.Enable {
|
||
args.RootCAs = globalRootCAs
|
||
newTarget, err := target.NewMQTTTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.MySQL {
|
||
if args.Enable {
|
||
newTarget, err := target.NewMySQLTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.NATS {
|
||
if args.Enable {
|
||
newTarget, err := target.NewNATSTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.NSQ {
|
||
if args.Enable {
|
||
newTarget, err := target.NewNSQTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.PostgreSQL {
|
||
if args.Enable {
|
||
newTarget, err := target.NewPostgreSQLTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.Redis {
|
||
if args.Enable {
|
||
newTarget, err := target.NewRedisTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
if err = targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
for id, args := range config.Notify.Webhook {
|
||
if args.Enable {
|
||
args.RootCAs = globalRootCAs
|
||
newTarget := target.NewWebhookTarget(id, args, GlobalServiceDoneCh, logger.LogOnceIf)
|
||
if err := targetList.Add(newTarget); err != nil {
|
||
logger.LogIf(context.Background(), err)
|
||
continue
|
||
}
|
||
}
|
||
}
|
||
|
||
return targetList
|
||
}
|