minio/internal/config/api/api.go
Harshavardhana a5702f978e
remove requests deadline, instead just reject the requests (#20272)
Additionally set

 - x-ratelimit-limit
 - x-ratelimit-remaining

To indicate the request rates.
2024-08-16 01:43:49 -07:00

346 lines
12 KiB
Go

// Copyright (c) 2015-2023 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 api
import (
"encoding/json"
"errors"
"fmt"
"math"
"strconv"
"strings"
"time"
"github.com/minio/minio/internal/config"
"github.com/minio/pkg/v3/env"
)
// API sub-system constants
const (
apiRequestsMax = "requests_max"
apiClusterDeadline = "cluster_deadline"
apiCorsAllowOrigin = "cors_allow_origin"
apiRemoteTransportDeadline = "remote_transport_deadline"
apiListQuorum = "list_quorum"
apiReplicationPriority = "replication_priority"
apiReplicationMaxWorkers = "replication_max_workers"
apiReplicationMaxLWorkers = "replication_max_lrg_workers"
apiTransitionWorkers = "transition_workers"
apiStaleUploadsCleanupInterval = "stale_uploads_cleanup_interval"
apiStaleUploadsExpiry = "stale_uploads_expiry"
apiDeleteCleanupInterval = "delete_cleanup_interval"
apiDisableODirect = "disable_odirect"
apiODirect = "odirect"
apiGzipObjects = "gzip_objects"
apiRootAccess = "root_access"
apiSyncEvents = "sync_events"
apiObjectMaxVersions = "object_max_versions"
EnvAPIRequestsMax = "MINIO_API_REQUESTS_MAX"
EnvAPIRequestsDeadline = "MINIO_API_REQUESTS_DEADLINE"
EnvAPIClusterDeadline = "MINIO_API_CLUSTER_DEADLINE"
EnvAPICorsAllowOrigin = "MINIO_API_CORS_ALLOW_ORIGIN"
EnvAPIRemoteTransportDeadline = "MINIO_API_REMOTE_TRANSPORT_DEADLINE"
EnvAPITransitionWorkers = "MINIO_API_TRANSITION_WORKERS"
EnvAPIListQuorum = "MINIO_API_LIST_QUORUM"
EnvAPISecureCiphers = "MINIO_API_SECURE_CIPHERS" // default config.EnableOn
EnvAPIReplicationPriority = "MINIO_API_REPLICATION_PRIORITY"
EnvAPIReplicationMaxWorkers = "MINIO_API_REPLICATION_MAX_WORKERS"
EnvAPIReplicationMaxLWorkers = "MINIO_API_REPLICATION_MAX_LRG_WORKERS"
EnvAPIStaleUploadsCleanupInterval = "MINIO_API_STALE_UPLOADS_CLEANUP_INTERVAL"
EnvAPIStaleUploadsExpiry = "MINIO_API_STALE_UPLOADS_EXPIRY"
EnvAPIDeleteCleanupInterval = "MINIO_API_DELETE_CLEANUP_INTERVAL"
EnvDeleteCleanupInterval = "MINIO_DELETE_CLEANUP_INTERVAL"
EnvAPIODirect = "MINIO_API_ODIRECT"
EnvAPIDisableODirect = "MINIO_API_DISABLE_ODIRECT"
EnvAPIGzipObjects = "MINIO_API_GZIP_OBJECTS"
EnvAPIRootAccess = "MINIO_API_ROOT_ACCESS" // default config.EnableOn
EnvAPISyncEvents = "MINIO_API_SYNC_EVENTS" // default "off"
EnvAPIObjectMaxVersions = "MINIO_API_OBJECT_MAX_VERSIONS"
EnvAPIObjectMaxVersionsLegacy = "_MINIO_OBJECT_MAX_VERSIONS"
)
// Deprecated key and ENVs
const (
apiReadyDeadline = "ready_deadline"
apiRequestsDeadline = "requests_deadline"
apiReplicationWorkers = "replication_workers"
apiReplicationFailedWorkers = "replication_failed_workers"
)
// DefaultKVS - default storage class config
var (
DefaultKVS = config.KVS{
config.KV{
Key: apiRequestsMax,
Value: "0",
},
config.KV{
Key: apiClusterDeadline,
Value: "10s",
},
config.KV{
Key: apiCorsAllowOrigin,
Value: "*",
},
config.KV{
Key: apiRemoteTransportDeadline,
Value: "2h",
},
config.KV{
Key: apiListQuorum,
Value: "strict",
},
config.KV{
Key: apiReplicationPriority,
Value: "auto",
},
config.KV{
Key: apiReplicationMaxWorkers,
Value: "500",
},
config.KV{
Key: apiReplicationMaxLWorkers,
Value: "10",
},
config.KV{
Key: apiTransitionWorkers,
Value: "100",
},
config.KV{
Key: apiStaleUploadsCleanupInterval,
Value: "6h",
},
config.KV{
Key: apiStaleUploadsExpiry,
Value: "24h",
},
config.KV{
Key: apiDeleteCleanupInterval,
Value: "5m",
},
config.KV{
Key: apiDisableODirect,
Value: "",
HiddenIfEmpty: true,
},
config.KV{
Key: apiODirect,
Value: config.EnableOn,
},
config.KV{
Key: apiGzipObjects,
Value: config.EnableOff,
},
config.KV{
Key: apiRootAccess,
Value: config.EnableOn,
},
config.KV{
Key: apiSyncEvents,
Value: config.EnableOff,
},
config.KV{
Key: apiObjectMaxVersions,
Value: "9223372036854775807",
},
}
)
// Config storage class configuration
type Config struct {
RequestsMax int `json:"requests_max"`
ClusterDeadline time.Duration `json:"cluster_deadline"`
CorsAllowOrigin []string `json:"cors_allow_origin"`
RemoteTransportDeadline time.Duration `json:"remote_transport_deadline"`
ListQuorum string `json:"list_quorum"`
ReplicationPriority string `json:"replication_priority"`
ReplicationMaxWorkers int `json:"replication_max_workers"`
ReplicationMaxLWorkers int `json:"replication_max_lrg_workers"`
TransitionWorkers int `json:"transition_workers"`
StaleUploadsCleanupInterval time.Duration `json:"stale_uploads_cleanup_interval"`
StaleUploadsExpiry time.Duration `json:"stale_uploads_expiry"`
DeleteCleanupInterval time.Duration `json:"delete_cleanup_interval"`
EnableODirect bool `json:"enable_odirect"`
GzipObjects bool `json:"gzip_objects"`
RootAccess bool `json:"root_access"`
SyncEvents bool `json:"sync_events"`
ObjectMaxVersions int64 `json:"object_max_versions"`
}
// UnmarshalJSON - Validate SS and RRS parity when unmarshalling JSON.
func (sCfg *Config) UnmarshalJSON(data []byte) error {
type Alias Config
aux := &struct {
*Alias
}{
Alias: (*Alias)(sCfg),
}
return json.Unmarshal(data, &aux)
}
// LookupConfig - lookup api config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
deprecatedKeys := []string{
apiReadyDeadline,
apiRequestsDeadline,
"extend_list_cache_life",
apiReplicationWorkers,
apiReplicationFailedWorkers,
"expiry_workers",
}
disableODirect := env.Get(EnvAPIDisableODirect, kvs.Get(apiDisableODirect)) == config.EnableOn
enableODirect := env.Get(EnvAPIODirect, kvs.Get(apiODirect)) == config.EnableOn
gzipObjects := env.Get(EnvAPIGzipObjects, kvs.Get(apiGzipObjects)) == config.EnableOn
rootAccess := env.Get(EnvAPIRootAccess, kvs.Get(apiRootAccess)) == config.EnableOn
cfg = Config{
EnableODirect: enableODirect || !disableODirect,
GzipObjects: gzipObjects,
RootAccess: rootAccess,
}
var corsAllowOrigin []string
corsList := env.Get(EnvAPICorsAllowOrigin, kvs.Get(apiCorsAllowOrigin))
if corsList == "" {
corsAllowOrigin = []string{"*"} // defaults to '*'
} else {
corsAllowOrigin = strings.Split(corsList, ",")
for _, cors := range corsAllowOrigin {
if cors == "" {
return cfg, errors.New("invalid cors value")
}
}
}
cfg.CorsAllowOrigin = corsAllowOrigin
if err = config.CheckValidKeys(config.APISubSys, kvs, DefaultKVS, deprecatedKeys...); err != nil {
return cfg, err
}
// Check environment variables parameters
requestsMax, err := strconv.Atoi(env.Get(EnvAPIRequestsMax, kvs.GetWithDefault(apiRequestsMax, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.RequestsMax = requestsMax
if requestsMax < 0 {
return cfg, errors.New("invalid API max requests value")
}
clusterDeadline, err := time.ParseDuration(env.Get(EnvAPIClusterDeadline, kvs.GetWithDefault(apiClusterDeadline, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.ClusterDeadline = clusterDeadline
remoteTransportDeadline, err := time.ParseDuration(env.Get(EnvAPIRemoteTransportDeadline, kvs.GetWithDefault(apiRemoteTransportDeadline, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.RemoteTransportDeadline = remoteTransportDeadline
listQuorum := env.Get(EnvAPIListQuorum, kvs.GetWithDefault(apiListQuorum, DefaultKVS))
switch listQuorum {
case "strict", "optimal", "reduced", "disk", "auto":
default:
return cfg, fmt.Errorf("invalid value %v for list_quorum: will default to 'strict'", listQuorum)
}
cfg.ListQuorum = listQuorum
replicationPriority := env.Get(EnvAPIReplicationPriority, kvs.GetWithDefault(apiReplicationPriority, DefaultKVS))
switch replicationPriority {
case "slow", "fast", "auto":
default:
return cfg, fmt.Errorf("invalid value %v for replication_priority", replicationPriority)
}
cfg.ReplicationPriority = replicationPriority
replicationMaxWorkers, err := strconv.Atoi(env.Get(EnvAPIReplicationMaxWorkers, kvs.GetWithDefault(apiReplicationMaxWorkers, DefaultKVS)))
if err != nil {
return cfg, err
}
if replicationMaxWorkers <= 0 || replicationMaxWorkers > 500 {
return cfg, config.ErrInvalidReplicationWorkersValue(nil).Msg("Number of replication workers should be between 1 and 500")
}
cfg.ReplicationMaxWorkers = replicationMaxWorkers
replicationMaxLWorkers, err := strconv.Atoi(env.Get(EnvAPIReplicationMaxLWorkers, kvs.GetWithDefault(apiReplicationMaxLWorkers, DefaultKVS)))
if err != nil {
return cfg, err
}
if replicationMaxLWorkers <= 0 || replicationMaxLWorkers > 10 {
return cfg, config.ErrInvalidReplicationWorkersValue(nil).Msg("Number of replication workers for transfers >=128MiB should be between 1 and 10 per node")
}
cfg.ReplicationMaxLWorkers = replicationMaxLWorkers
transitionWorkers, err := strconv.Atoi(env.Get(EnvAPITransitionWorkers, kvs.GetWithDefault(apiTransitionWorkers, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.TransitionWorkers = transitionWorkers
v := env.Get(EnvAPIDeleteCleanupInterval, kvs.Get(apiDeleteCleanupInterval))
if v == "" {
v = env.Get(EnvDeleteCleanupInterval, kvs.GetWithDefault(apiDeleteCleanupInterval, DefaultKVS))
}
deleteCleanupInterval, err := time.ParseDuration(v)
if err != nil {
return cfg, err
}
cfg.DeleteCleanupInterval = deleteCleanupInterval
staleUploadsCleanupInterval, err := time.ParseDuration(env.Get(EnvAPIStaleUploadsCleanupInterval, kvs.GetWithDefault(apiStaleUploadsCleanupInterval, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.StaleUploadsCleanupInterval = staleUploadsCleanupInterval
staleUploadsExpiry, err := time.ParseDuration(env.Get(EnvAPIStaleUploadsExpiry, kvs.GetWithDefault(apiStaleUploadsExpiry, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.StaleUploadsExpiry = staleUploadsExpiry
cfg.SyncEvents = env.Get(EnvAPISyncEvents, kvs.Get(apiSyncEvents)) == config.EnableOn
maxVerStr := env.Get(EnvAPIObjectMaxVersions, "")
if maxVerStr == "" {
maxVerStr = env.Get(EnvAPIObjectMaxVersionsLegacy, kvs.Get(apiObjectMaxVersions))
}
if maxVerStr != "" {
maxVersions, err := strconv.ParseInt(maxVerStr, 10, 64)
if err != nil {
return cfg, err
}
if maxVersions <= 0 {
return cfg, fmt.Errorf("invalid object max versions value: %v", maxVersions)
}
cfg.ObjectMaxVersions = maxVersions
} else {
cfg.ObjectMaxVersions = math.MaxInt64
}
return cfg, nil
}