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cli.go
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cli.go
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// Copyright 2013-2016 Aerospike, Inc.
//
// 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.
package main
import (
"flag"
"log"
"os"
"strings"
// "time"
"runtime"
. "github.com/aerospike/aerospike-client-go"
. "github.com/aerospike/aerospike-client-go/logger"
)
// flag information
var host = flag.String("h", "127.0.0.1", "Aerospike server seed hostnames or IP addresses")
var port = flag.Int("p", 3000, "Aerospike server seed hostname or IP address port number.")
var namespace = flag.String("n", "test", "Aerospike namespace.")
var set = flag.String("s", "testset", "Aerospike set name.")
var operand = flag.String("o", "get", "Operand: get, set, delete")
var binName = flag.String("b", "bin", "Bin name")
var key = flag.String("k", "key", "Key information")
var recordTTL = flag.Int("e", 0, "Record TTL in seconds")
var value = flag.String("v", "", "Value information; used only by get operand")
var verbose = flag.Bool("verbose", false, "Verbose mode")
var showUsage = flag.Bool("u", false, "Show usage information.")
func quitOnError(err error) {
if err != nil {
log.Fatal(err)
}
}
func main() {
log.SetOutput(os.Stdout)
// use all cpus in the system for concurrency
runtime.GOMAXPROCS(runtime.NumCPU())
// remove timestamp from log messages
log.SetFlags(0)
readFlags()
// connect to server
client, err := NewClient(*host, *port)
quitOnError(err)
theKey, err := NewKey(*namespace, *set, *key)
quitOnError(err)
switch *operand {
case "get":
policy := NewPolicy()
rec, err := client.Get(policy, theKey, *binName)
quitOnError(err)
if rec != nil {
log.Println(rec.Bins[*binName])
} else {
log.Println("Record not found.")
}
case "set":
policy := NewWritePolicy(0, uint32(*recordTTL))
err = client.Put(policy, theKey, BinMap{*binName: *value})
quitOnError(err)
case "delete":
existed, err := client.Delete(nil, theKey)
quitOnError(err)
if existed {
log.Println("key deleted successfully.")
} else {
log.Println("key didn't exist.")
}
}
}
func readFlags() {
flag.Parse()
if *showUsage {
flag.Usage()
os.Exit(0)
}
if *verbose {
Logger.SetLevel(INFO)
}
*operand = strings.ToLower(*operand)
switch *operand {
case "get":
if *key == "" {
log.Fatalln("Key is required for get operation.")
}
case "set":
if *key == "" {
log.Fatalln("Key is required for get operation.")
}
case "delete":
if *key == "" {
log.Fatalln("Key is required for get operation.")
}
default:
log.Fatalf("operand %s not recognized. valid values: get, set, delete.\n", *operand)
}
}