mirror of
https://github.com/minio/minio.git
synced 2024-12-26 15:15:55 -05:00
95bf4a57b6
Create new code paths for multiple subsystems in the code. This will make maintaing this easier later. Also introduce bugLogIf() for errors that should not happen in the first place.
565 lines
16 KiB
Go
565 lines
16 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package logger
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import (
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"context"
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"crypto/tls"
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"errors"
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"strconv"
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"strings"
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"github.com/minio/pkg/v2/env"
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xnet "github.com/minio/pkg/v2/net"
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"github.com/minio/minio/internal/config"
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"github.com/minio/minio/internal/logger/target/http"
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"github.com/minio/minio/internal/logger/target/kafka"
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)
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// Console logger target
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type Console struct {
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Enabled bool `json:"enabled"`
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}
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// Audit/Logger constants
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const (
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Endpoint = "endpoint"
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AuthToken = "auth_token"
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ClientCert = "client_cert"
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ClientKey = "client_key"
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BatchSize = "batch_size"
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QueueSize = "queue_size"
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QueueDir = "queue_dir"
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Proxy = "proxy"
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KafkaBrokers = "brokers"
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KafkaTopic = "topic"
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KafkaTLS = "tls"
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KafkaTLSSkipVerify = "tls_skip_verify"
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KafkaTLSClientAuth = "tls_client_auth"
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KafkaSASL = "sasl"
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KafkaSASLUsername = "sasl_username"
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KafkaSASLPassword = "sasl_password"
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KafkaSASLMechanism = "sasl_mechanism"
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KafkaClientTLSCert = "client_tls_cert"
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KafkaClientTLSKey = "client_tls_key"
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KafkaVersion = "version"
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KafkaQueueDir = "queue_dir"
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KafkaQueueSize = "queue_size"
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EnvLoggerWebhookEnable = "MINIO_LOGGER_WEBHOOK_ENABLE"
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EnvLoggerWebhookEndpoint = "MINIO_LOGGER_WEBHOOK_ENDPOINT"
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EnvLoggerWebhookAuthToken = "MINIO_LOGGER_WEBHOOK_AUTH_TOKEN"
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EnvLoggerWebhookClientCert = "MINIO_LOGGER_WEBHOOK_CLIENT_CERT"
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EnvLoggerWebhookClientKey = "MINIO_LOGGER_WEBHOOK_CLIENT_KEY"
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EnvLoggerWebhookProxy = "MINIO_LOGGER_WEBHOOK_PROXY"
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EnvLoggerWebhookBatchSize = "MINIO_LOGGER_WEBHOOK_BATCH_SIZE"
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EnvLoggerWebhookQueueSize = "MINIO_LOGGER_WEBHOOK_QUEUE_SIZE"
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EnvLoggerWebhookQueueDir = "MINIO_LOGGER_WEBHOOK_QUEUE_DIR"
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EnvAuditWebhookEnable = "MINIO_AUDIT_WEBHOOK_ENABLE"
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EnvAuditWebhookEndpoint = "MINIO_AUDIT_WEBHOOK_ENDPOINT"
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EnvAuditWebhookAuthToken = "MINIO_AUDIT_WEBHOOK_AUTH_TOKEN"
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EnvAuditWebhookClientCert = "MINIO_AUDIT_WEBHOOK_CLIENT_CERT"
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EnvAuditWebhookClientKey = "MINIO_AUDIT_WEBHOOK_CLIENT_KEY"
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EnvAuditWebhookBatchSize = "MINIO_AUDIT_WEBHOOK_BATCH_SIZE"
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EnvAuditWebhookQueueSize = "MINIO_AUDIT_WEBHOOK_QUEUE_SIZE"
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EnvAuditWebhookQueueDir = "MINIO_AUDIT_WEBHOOK_QUEUE_DIR"
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EnvKafkaEnable = "MINIO_AUDIT_KAFKA_ENABLE"
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EnvKafkaBrokers = "MINIO_AUDIT_KAFKA_BROKERS"
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EnvKafkaTopic = "MINIO_AUDIT_KAFKA_TOPIC"
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EnvKafkaTLS = "MINIO_AUDIT_KAFKA_TLS"
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EnvKafkaTLSSkipVerify = "MINIO_AUDIT_KAFKA_TLS_SKIP_VERIFY"
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EnvKafkaTLSClientAuth = "MINIO_AUDIT_KAFKA_TLS_CLIENT_AUTH"
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EnvKafkaSASLEnable = "MINIO_AUDIT_KAFKA_SASL"
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EnvKafkaSASLUsername = "MINIO_AUDIT_KAFKA_SASL_USERNAME"
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EnvKafkaSASLPassword = "MINIO_AUDIT_KAFKA_SASL_PASSWORD"
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EnvKafkaSASLMechanism = "MINIO_AUDIT_KAFKA_SASL_MECHANISM"
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EnvKafkaClientTLSCert = "MINIO_AUDIT_KAFKA_CLIENT_TLS_CERT"
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EnvKafkaClientTLSKey = "MINIO_AUDIT_KAFKA_CLIENT_TLS_KEY"
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EnvKafkaVersion = "MINIO_AUDIT_KAFKA_VERSION"
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EnvKafkaQueueDir = "MINIO_AUDIT_KAFKA_QUEUE_DIR"
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EnvKafkaQueueSize = "MINIO_AUDIT_KAFKA_QUEUE_SIZE"
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loggerTargetNamePrefix = "logger-"
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auditTargetNamePrefix = "audit-"
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)
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var (
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errInvalidQueueSize = errors.New("invalid queue_size value")
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errInvalidBatchSize = errors.New("invalid batch_size value")
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)
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// Default KVS for loggerHTTP and loggerAuditHTTP
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var (
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DefaultLoggerWebhookKVS = config.KVS{
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config.KV{
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Key: config.Enable,
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Value: config.EnableOff,
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},
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config.KV{
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Key: Endpoint,
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Value: "",
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},
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config.KV{
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Key: AuthToken,
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Value: "",
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},
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config.KV{
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Key: ClientCert,
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Value: "",
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},
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config.KV{
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Key: ClientKey,
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Value: "",
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},
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config.KV{
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Key: Proxy,
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Value: "",
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},
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config.KV{
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Key: BatchSize,
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Value: "1",
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},
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config.KV{
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Key: QueueSize,
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Value: "100000",
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},
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config.KV{
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Key: QueueDir,
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Value: "",
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},
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}
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DefaultAuditWebhookKVS = config.KVS{
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config.KV{
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Key: config.Enable,
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Value: config.EnableOff,
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},
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config.KV{
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Key: Endpoint,
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Value: "",
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},
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config.KV{
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Key: AuthToken,
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Value: "",
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},
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config.KV{
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Key: ClientCert,
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Value: "",
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},
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config.KV{
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Key: ClientKey,
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Value: "",
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},
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config.KV{
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Key: BatchSize,
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Value: "1",
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},
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config.KV{
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Key: QueueSize,
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Value: "100000",
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},
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config.KV{
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Key: QueueDir,
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Value: "",
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},
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}
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DefaultAuditKafkaKVS = config.KVS{
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config.KV{
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Key: config.Enable,
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Value: config.EnableOff,
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},
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config.KV{
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Key: KafkaTopic,
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Value: "",
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},
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config.KV{
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Key: KafkaBrokers,
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Value: "",
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},
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config.KV{
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Key: KafkaSASLUsername,
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Value: "",
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},
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config.KV{
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Key: KafkaSASLPassword,
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Value: "",
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},
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config.KV{
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Key: KafkaSASLMechanism,
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Value: "plain",
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},
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config.KV{
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Key: KafkaClientTLSCert,
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Value: "",
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},
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config.KV{
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Key: KafkaClientTLSKey,
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Value: "",
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},
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config.KV{
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Key: KafkaTLSClientAuth,
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Value: "0",
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},
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config.KV{
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Key: KafkaSASL,
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Value: config.EnableOff,
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},
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config.KV{
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Key: KafkaTLS,
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Value: config.EnableOff,
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},
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config.KV{
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Key: KafkaTLSSkipVerify,
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Value: config.EnableOff,
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},
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config.KV{
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Key: KafkaVersion,
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Value: "",
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},
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config.KV{
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Key: QueueSize,
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Value: "100000",
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},
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config.KV{
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Key: QueueDir,
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Value: "",
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},
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}
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)
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// Config console and http logger targets
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type Config struct {
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Console Console `json:"console"`
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HTTP map[string]http.Config `json:"http"`
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AuditWebhook map[string]http.Config `json:"audit"`
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AuditKafka map[string]kafka.Config `json:"audit_kafka"`
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}
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// NewConfig - initialize new logger config.
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func NewConfig() Config {
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cfg := Config{
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// Console logging is on by default
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Console: Console{
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Enabled: true,
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},
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HTTP: make(map[string]http.Config),
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AuditWebhook: make(map[string]http.Config),
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AuditKafka: make(map[string]kafka.Config),
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}
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return cfg
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}
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func getCfgVal(envName, key, defaultValue string) string {
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if key != config.Default {
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envName = envName + config.Default + key
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}
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return env.Get(envName, defaultValue)
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}
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func lookupLegacyConfigForSubSys(ctx context.Context, subSys string) Config {
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cfg := NewConfig()
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switch subSys {
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case config.LoggerWebhookSubSys:
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var loggerTargets []string
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envs := env.List(legacyEnvLoggerHTTPEndpoint)
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for _, k := range envs {
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target := strings.TrimPrefix(k, legacyEnvLoggerHTTPEndpoint+config.Default)
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if target == legacyEnvLoggerHTTPEndpoint {
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target = config.Default
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}
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loggerTargets = append(loggerTargets, target)
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}
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// Load HTTP logger from the environment if found
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for _, target := range loggerTargets {
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endpoint := getCfgVal(legacyEnvLoggerHTTPEndpoint, target, "")
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if endpoint == "" {
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continue
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}
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url, err := xnet.ParseHTTPURL(endpoint)
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if err != nil {
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LogOnceIf(ctx, "logging", err, "logger-webhook-"+endpoint)
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continue
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}
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cfg.HTTP[target] = http.Config{
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Enabled: true,
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Endpoint: url,
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}
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}
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case config.AuditWebhookSubSys:
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// List legacy audit ENVs if any.
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var loggerAuditTargets []string
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envs := env.List(legacyEnvAuditLoggerHTTPEndpoint)
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for _, k := range envs {
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target := strings.TrimPrefix(k, legacyEnvAuditLoggerHTTPEndpoint+config.Default)
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if target == legacyEnvAuditLoggerHTTPEndpoint {
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target = config.Default
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}
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loggerAuditTargets = append(loggerAuditTargets, target)
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}
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for _, target := range loggerAuditTargets {
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endpoint := getCfgVal(legacyEnvAuditLoggerHTTPEndpoint, target, "")
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if endpoint == "" {
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continue
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}
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url, err := xnet.ParseHTTPURL(endpoint)
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if err != nil {
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LogOnceIf(ctx, "logging", err, "audit-webhook-"+endpoint)
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continue
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}
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cfg.AuditWebhook[target] = http.Config{
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Enabled: true,
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Endpoint: url,
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}
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}
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}
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return cfg
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}
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func lookupAuditKafkaConfig(scfg config.Config, cfg Config) (Config, error) {
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for k, kv := range config.Merge(scfg[config.AuditKafkaSubSys], EnvKafkaEnable, DefaultAuditKafkaKVS) {
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enabledCfgVal := getCfgVal(EnvKafkaEnable, k, kv.Get(config.Enable))
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enabled, err := config.ParseBool(enabledCfgVal)
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if err != nil {
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return cfg, err
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}
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if !enabled {
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continue
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}
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var brokers []xnet.Host
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kafkaBrokers := getCfgVal(EnvKafkaBrokers, k, kv.Get(KafkaBrokers))
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if len(kafkaBrokers) == 0 {
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return cfg, config.Errorf("kafka 'brokers' cannot be empty")
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}
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for _, s := range strings.Split(kafkaBrokers, config.ValueSeparator) {
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var host *xnet.Host
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host, err = xnet.ParseHost(s)
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if err != nil {
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break
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}
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brokers = append(brokers, *host)
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}
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if err != nil {
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return cfg, err
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}
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clientAuthCfgVal := getCfgVal(EnvKafkaTLSClientAuth, k, kv.Get(KafkaTLSClientAuth))
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clientAuth, err := strconv.Atoi(clientAuthCfgVal)
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if err != nil {
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return cfg, err
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}
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kafkaArgs := kafka.Config{
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Enabled: enabled,
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Brokers: brokers,
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Topic: getCfgVal(EnvKafkaTopic, k, kv.Get(KafkaTopic)),
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Version: getCfgVal(EnvKafkaVersion, k, kv.Get(KafkaVersion)),
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}
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kafkaArgs.TLS.Enable = getCfgVal(EnvKafkaTLS, k, kv.Get(KafkaTLS)) == config.EnableOn
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kafkaArgs.TLS.SkipVerify = getCfgVal(EnvKafkaTLSSkipVerify, k, kv.Get(KafkaTLSSkipVerify)) == config.EnableOn
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kafkaArgs.TLS.ClientAuth = tls.ClientAuthType(clientAuth)
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kafkaArgs.TLS.ClientTLSCert = getCfgVal(EnvKafkaClientTLSCert, k, kv.Get(KafkaClientTLSCert))
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kafkaArgs.TLS.ClientTLSKey = getCfgVal(EnvKafkaClientTLSKey, k, kv.Get(KafkaClientTLSKey))
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kafkaArgs.SASL.Enable = getCfgVal(EnvKafkaSASLEnable, k, kv.Get(KafkaSASL)) == config.EnableOn
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kafkaArgs.SASL.User = getCfgVal(EnvKafkaSASLUsername, k, kv.Get(KafkaSASLUsername))
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kafkaArgs.SASL.Password = getCfgVal(EnvKafkaSASLPassword, k, kv.Get(KafkaSASLPassword))
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kafkaArgs.SASL.Mechanism = getCfgVal(EnvKafkaSASLMechanism, k, kv.Get(KafkaSASLMechanism))
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kafkaArgs.QueueDir = getCfgVal(EnvKafkaQueueDir, k, kv.Get(KafkaQueueDir))
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queueSizeCfgVal := getCfgVal(EnvKafkaQueueSize, k, kv.Get(KafkaQueueSize))
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queueSize, err := strconv.Atoi(queueSizeCfgVal)
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if err != nil {
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return cfg, err
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}
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if queueSize <= 0 {
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return cfg, errInvalidQueueSize
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}
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kafkaArgs.QueueSize = queueSize
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cfg.AuditKafka[k] = kafkaArgs
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}
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return cfg, nil
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}
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func lookupLoggerWebhookConfig(scfg config.Config, cfg Config) (Config, error) {
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for k, kv := range config.Merge(scfg[config.LoggerWebhookSubSys], EnvLoggerWebhookEnable, DefaultLoggerWebhookKVS) {
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if v, ok := cfg.HTTP[k]; ok && v.Enabled {
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// This target is already enabled using the
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// legacy environment variables, ignore.
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continue
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}
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subSysTarget := config.LoggerWebhookSubSys
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if k != config.Default {
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subSysTarget = config.LoggerWebhookSubSys + config.SubSystemSeparator + k
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}
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if err := config.CheckValidKeys(subSysTarget, kv, DefaultLoggerWebhookKVS); err != nil {
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return cfg, err
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}
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enableCfgVal := getCfgVal(EnvLoggerWebhookEnable, k, kv.Get(config.Enable))
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enable, err := config.ParseBool(enableCfgVal)
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if err != nil || !enable {
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continue
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}
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var url *xnet.URL
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endpoint := getCfgVal(EnvLoggerWebhookEndpoint, k, kv.Get(Endpoint))
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url, err = xnet.ParseHTTPURL(endpoint)
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if err != nil {
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return cfg, err
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}
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clientCert := getCfgVal(EnvLoggerWebhookClientCert, k, kv.Get(ClientCert))
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clientKey := getCfgVal(EnvLoggerWebhookClientKey, k, kv.Get(ClientKey))
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err = config.EnsureCertAndKey(clientCert, clientKey)
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if err != nil {
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return cfg, err
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}
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queueSizeCfgVal := getCfgVal(EnvLoggerWebhookQueueSize, k, kv.Get(QueueSize))
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queueSize, err := strconv.Atoi(queueSizeCfgVal)
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if err != nil {
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return cfg, err
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}
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if queueSize <= 0 {
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return cfg, errInvalidQueueSize
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}
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batchSizeCfgVal := getCfgVal(EnvLoggerWebhookBatchSize, k, kv.Get(BatchSize))
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batchSize, err := strconv.Atoi(batchSizeCfgVal)
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if err != nil {
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return cfg, err
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}
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if batchSize <= 0 {
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return cfg, errInvalidBatchSize
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}
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cfg.HTTP[k] = http.Config{
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Enabled: true,
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Endpoint: url,
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AuthToken: getCfgVal(EnvLoggerWebhookAuthToken, k, kv.Get(AuthToken)),
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ClientCert: clientCert,
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ClientKey: clientKey,
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Proxy: getCfgVal(EnvLoggerWebhookProxy, k, kv.Get(Proxy)),
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BatchSize: batchSize,
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QueueSize: queueSize,
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QueueDir: getCfgVal(EnvLoggerWebhookQueueDir, k, kv.Get(QueueDir)),
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Name: loggerTargetNamePrefix + k,
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}
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}
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return cfg, nil
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}
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func lookupAuditWebhookConfig(scfg config.Config, cfg Config) (Config, error) {
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for k, kv := range config.Merge(scfg[config.AuditWebhookSubSys], EnvAuditWebhookEnable, DefaultAuditWebhookKVS) {
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if v, ok := cfg.AuditWebhook[k]; ok && v.Enabled {
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// This target is already enabled using the
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// legacy environment variables, ignore.
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continue
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}
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subSysTarget := config.AuditWebhookSubSys
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if k != config.Default {
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subSysTarget = config.AuditWebhookSubSys + config.SubSystemSeparator + k
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}
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if err := config.CheckValidKeys(subSysTarget, kv, DefaultAuditWebhookKVS); err != nil {
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return cfg, err
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}
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enable, err := config.ParseBool(getCfgVal(EnvAuditWebhookEnable, k, kv.Get(config.Enable)))
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if err != nil || !enable {
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continue
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}
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var url *xnet.URL
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endpoint := getCfgVal(EnvAuditWebhookEndpoint, k, kv.Get(Endpoint))
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url, err = xnet.ParseHTTPURL(endpoint)
|
|
if err != nil {
|
|
return cfg, err
|
|
}
|
|
clientCert := getCfgVal(EnvAuditWebhookClientCert, k, kv.Get(ClientCert))
|
|
clientKey := getCfgVal(EnvAuditWebhookClientKey, k, kv.Get(ClientKey))
|
|
err = config.EnsureCertAndKey(clientCert, clientKey)
|
|
if err != nil {
|
|
return cfg, err
|
|
}
|
|
queueSizeCfgVal := getCfgVal(EnvAuditWebhookQueueSize, k, kv.Get(QueueSize))
|
|
queueSize, err := strconv.Atoi(queueSizeCfgVal)
|
|
if err != nil {
|
|
return cfg, err
|
|
}
|
|
if queueSize <= 0 {
|
|
return cfg, errInvalidQueueSize
|
|
}
|
|
batchSizeCfgVal := getCfgVal(EnvAuditWebhookBatchSize, k, kv.Get(BatchSize))
|
|
batchSize, err := strconv.Atoi(batchSizeCfgVal)
|
|
if err != nil {
|
|
return cfg, err
|
|
}
|
|
if batchSize <= 0 {
|
|
return cfg, errInvalidBatchSize
|
|
}
|
|
cfg.AuditWebhook[k] = http.Config{
|
|
Enabled: true,
|
|
Endpoint: url,
|
|
AuthToken: getCfgVal(EnvAuditWebhookAuthToken, k, kv.Get(AuthToken)),
|
|
ClientCert: clientCert,
|
|
ClientKey: clientKey,
|
|
BatchSize: batchSize,
|
|
QueueSize: queueSize,
|
|
QueueDir: getCfgVal(EnvAuditWebhookQueueDir, k, kv.Get(QueueDir)),
|
|
Name: auditTargetNamePrefix + k,
|
|
}
|
|
}
|
|
return cfg, nil
|
|
}
|
|
|
|
// LookupConfigForSubSys - lookup logger config, override with ENVs if set, for the given sub-system
|
|
func LookupConfigForSubSys(ctx context.Context, scfg config.Config, subSys string) (cfg Config, err error) {
|
|
switch subSys {
|
|
case config.LoggerWebhookSubSys:
|
|
cfg = lookupLegacyConfigForSubSys(ctx, config.LoggerWebhookSubSys)
|
|
if cfg, err = lookupLoggerWebhookConfig(scfg, cfg); err != nil {
|
|
return cfg, err
|
|
}
|
|
case config.AuditWebhookSubSys:
|
|
cfg = lookupLegacyConfigForSubSys(ctx, config.AuditWebhookSubSys)
|
|
if cfg, err = lookupAuditWebhookConfig(scfg, cfg); err != nil {
|
|
return cfg, err
|
|
}
|
|
case config.AuditKafkaSubSys:
|
|
cfg.AuditKafka = make(map[string]kafka.Config)
|
|
if cfg, err = lookupAuditKafkaConfig(scfg, cfg); err != nil {
|
|
return cfg, err
|
|
}
|
|
}
|
|
return cfg, nil
|
|
}
|
|
|
|
// ValidateSubSysConfig - validates logger related config of given sub-system
|
|
func ValidateSubSysConfig(ctx context.Context, scfg config.Config, subSys string) error {
|
|
// Lookup for legacy environment variables first
|
|
_, err := LookupConfigForSubSys(ctx, scfg, subSys)
|
|
return err
|
|
}
|