| /* |
| * Copyright (c) 2011 NeuStar, Inc. |
| * All rights reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| * NeuStar, the Neustar logo and related names and logos are registered |
| * trademarks, service marks or tradenames of NeuStar, Inc. All other |
| * product names, company names, marks, logos and symbols may be trademarks |
| * of their respective owners. |
| */ |
| |
| package main |
| |
| import ( |
| "kafka" |
| "flag" |
| "fmt" |
| "os" |
| ) |
| |
| var hostname string |
| var topic string |
| var partition int |
| var message string |
| var messageFile string |
| var compress bool |
| |
| func init() { |
| flag.StringVar(&hostname, "hostname", "localhost:9092", "host:port string for the kafka server") |
| flag.StringVar(&topic, "topic", "test", "topic to publish to") |
| flag.IntVar(&partition, "partition", 0, "partition to publish to") |
| flag.StringVar(&message, "message", "", "message to publish") |
| flag.StringVar(&messageFile, "messagefile", "", "read message from this file") |
| flag.BoolVar(&compress, "compress", false, "compress the messages published") |
| } |
| |
| func main() { |
| flag.Parse() |
| fmt.Println("Publishing :", message) |
| fmt.Printf("To: %s, topic: %s, partition: %d\n", hostname, topic, partition) |
| fmt.Println(" ---------------------- ") |
| broker := kafka.NewBrokerPublisher(hostname, topic, partition) |
| |
| if len(message) == 0 && len(messageFile) != 0 { |
| file, err := os.Open(messageFile) |
| if err != nil { |
| fmt.Println("Error: ", err) |
| return |
| } |
| stat, err := file.Stat() |
| if err != nil { |
| fmt.Println("Error: ", err) |
| return |
| } |
| payload := make([]byte, stat.Size) |
| file.Read(payload) |
| timing := kafka.StartTiming("Sending") |
| |
| if compress { |
| broker.Publish(kafka.NewCompressedMessage(payload)) |
| } else { |
| broker.Publish(kafka.NewMessage(payload)) |
| } |
| |
| timing.Print() |
| file.Close() |
| } else { |
| timing := kafka.StartTiming("Sending") |
| |
| if compress { |
| broker.Publish(kafka.NewCompressedMessage([]byte(message))) |
| } else { |
| broker.Publish(kafka.NewMessage([]byte(message))) |
| } |
| |
| timing.Print() |
| } |
| } |