Created
February 12, 2020 14:01
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Connect to ES6
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module example.com/es6 | |
go 1.13 | |
require ( | |
github.com/mailru/easyjson v0.7.0 // indirect | |
github.com/olivere/elastic v6.2.27+incompatible | |
github.com/pkg/errors v0.9.1 // indirect | |
) |
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github.com/mailru/easyjson v0.7.0 h1:aizVhC/NAAcKWb+5QsU1iNOZb4Yws5UO2I+aIprQITM= | |
github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7ldAVICs= | |
github.com/olivere/elastic v6.2.27+incompatible h1:c57kY8PF/J6Iz2ATxHQkWFNkYyKDlEZr6hl/O5ZFNvQ= | |
github.com/olivere/elastic v6.2.27+incompatible/go.mod h1:J+q1zQJTgAz9woqsbVRqGeB5G1iqDKVBWLNSYW8yfJ8= | |
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= | |
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= |
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// Copyright 2012-present Oliver Eilhard. All rights reserved. | |
// Use of this source code is governed by a MIT-license. | |
// See http://olivere.mit-license.org/license.txt for details. | |
// Connect simply connects to Elasticsearch. | |
// | |
// Example | |
// | |
// | |
// connect -url=http://127.0.0.1:9200 -sniff=false | |
// | |
package main | |
import ( | |
"flag" | |
"fmt" | |
"log" | |
"github.com/olivere/elastic" | |
) | |
func main() { | |
var ( | |
url = flag.String("url", "http://localhost:9200", "Elasticsearch URL") | |
sniff = flag.Bool("sniff", true, "Enable or disable sniffing") | |
) | |
flag.Parse() | |
log.SetFlags(0) | |
if *url == "" { | |
*url = "http://127.0.0.1:9200" | |
} | |
// Create an Elasticsearch client | |
client, err := elastic.NewClient(elastic.SetURL(*url), elastic.SetSniff(*sniff)) | |
if err != nil { | |
log.Fatal(err) | |
} | |
_ = client | |
// Just a status message | |
fmt.Println("Connection succeeded") | |
} |
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$ go mod init example.com/es6 | |
go: creating new go.mod: module example.com/es6 | |
$ go get | |
$ go build | |
$ ls -al | |
total 15648 | |
drwxr-xr-x 6 oliver staff 192 Feb 12 14:58 ./ | |
drwxr-xr-x 34 oliver staff 1088 Feb 12 14:56 ../ | |
-rwxr-xr-x 1 oliver staff 7997628 Feb 12 14:58 es6* | |
-rw-r--r-- 1 oliver staff 183 Feb 12 14:58 go.mod | |
-rw-r--r-- 1 oliver staff 531 Feb 12 14:58 go.sum | |
-rw-r--r-- 1 oliver staff 868 Feb 12 14:57 main.go | |
$ ./es6 -url=http://127.0.0.1:9200 -sniff=false | |
Connection succeeded |
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