115 lines
2.9 KiB
Go
115 lines
2.9 KiB
Go
// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package kafka
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import (
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"fmt"
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"github.com/Shopify/sarama"
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)
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// Version is a kafka version
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type Version string
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// TODO: remove me.
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// Compat version overwrite for missing versions in sarama
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// Public API is compatible between these versions.
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var (
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v0_10_2_1 = parseKafkaVersion("0.10.2.1")
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v0_11_0_1 = parseKafkaVersion("0.11.0.1")
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v0_11_0_2 = parseKafkaVersion("0.11.0.2")
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v1_0_1 = parseKafkaVersion("1.0.1")
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v1_0_2 = parseKafkaVersion("1.0.2")
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v1_1_1 = parseKafkaVersion("1.1.1")
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kafkaVersions = map[string]sarama.KafkaVersion{
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"0.8.2.0": sarama.V0_8_2_0,
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"0.8.2.1": sarama.V0_8_2_1,
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"0.8.2.2": sarama.V0_8_2_2,
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"0.8.2": sarama.V0_8_2_2,
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"0.8": sarama.V0_8_2_2,
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"0.9.0.0": sarama.V0_9_0_0,
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"0.9.0.1": sarama.V0_9_0_1,
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"0.9.0": sarama.V0_9_0_1,
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"0.9": sarama.V0_9_0_1,
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"0.10.0.0": sarama.V0_10_0_0,
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"0.10.0.1": sarama.V0_10_0_1,
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"0.10.0": sarama.V0_10_0_1,
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"0.10.1.0": sarama.V0_10_1_0,
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"0.10.1": sarama.V0_10_1_0,
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"0.10.2.0": sarama.V0_10_2_0,
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"0.10.2.1": v0_10_2_1,
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"0.10.2": v0_10_2_1,
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"0.10": v0_10_2_1,
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"0.11.0.0": sarama.V0_11_0_0,
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"0.11.0.1": v0_11_0_1,
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"0.11.0.2": v0_11_0_2,
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"0.11.0": v0_11_0_2,
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"0.11": v0_11_0_2,
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"1.0.0": sarama.V1_0_0_0,
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"1.0.1": v1_0_1,
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"1.0.2": v1_0_2,
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"1.0": v1_0_2,
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"1.1.0": sarama.V1_1_0_0,
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"1.1.1": v1_1_1,
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"1.1": v1_1_1,
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"1": v1_1_1,
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"2.0.0": sarama.V2_0_0_0,
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"2.0": sarama.V2_0_0_0,
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"2": sarama.V2_0_0_0,
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}
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)
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func parseKafkaVersion(s string) sarama.KafkaVersion {
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v, err := sarama.ParseKafkaVersion(s)
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if err != nil {
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panic(err)
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}
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return v
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}
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// Validate that a kafka version is among the possible options
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func (v *Version) Validate() error {
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if _, ok := kafkaVersions[string(*v)]; !ok {
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return fmt.Errorf("unknown/unsupported kafka vesion '%v'", *v)
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}
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return nil
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}
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// Unpack a kafka version
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func (v *Version) Unpack(s string) error {
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tmp := Version(s)
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if err := tmp.Validate(); err != nil {
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return err
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}
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*v = tmp
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return nil
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}
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// Get a sarama kafka version
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func (v Version) Get() (sarama.KafkaVersion, bool) {
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kv, ok := kafkaVersions[string(v)]
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return kv, ok
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}
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