201910

perl面白記号hello world

% perl -v

This is perl 5, version 18, subversion 4 (v5.18.4) built for darwin-thread-multi-2level
(with 2 registered patches, see perl -V for more detail)

Copyright 1987-2013, Larry Wall

Perl may be copied only under the terms of either the Artistic License or the
GNU General Public License, which may be found in the Perl 5 source kit.

Complete documentation for Perl, including FAQ lists, should be found on
this system using "man perl" or "perldoc perl".  If you have access to the
Internet, point your browser at http://www.perl.org/, the Perl Home Page.

% cat helloworld.pl
use re 'eval';
''=~('(?{'.('[[).[|`%,,/`[/[@$'^'+)@@/^(@@@@@,@),@').'!
"})')
% perl helloworld.pl
Hello world!
curl -XPUT localhost:9200/_snapshot/<name_of_repo> -H 'Content-Type: application/json' -d'
{
  "type": "fs",
  "settings": {
    "location": "/etc/elasticsearch/snapshots/"
  }
}'
curl -XPUT 'localhost:9200/_snapshot/<name_of_repo>/20191008_1?pretty&wait_for_completion=true' -H 'Content-Type: application/json' -d '{
    "indices": "*",
    "ignore_unavailable": "true",
    "include_global_state": false
 }'

curl -XGET 'http://localhost:9200/_snapshot/<name_of_repo>/*'

MPLS JAPAN # 2019-10-15 09:40:24 YudaiHashimoto

  • KDDIでルータ作ってみた
    • tomahawkなチップなhw switch 100G x 32port
    • base os: open network linux
      • mgmtはlinuxベースのものをそのまま.,docker導入
    • routingdはfrr
    • switch fabric darmonが開発対象
      • コンセプトはオープンなものを積極的に採用.
      • go, open nsl, netlink, openconfigd, grpc
    • ホストOSに依存しない設計にする.
      • プロセス空間は別に分ける,ネットワーク空間は共通にする.
  • IIJにおけるホワイトボックス
    • SONiCサポート.フリーNOSもこれに集約されてきた.
    • メーカもSONiCサポートに積極的
    • 品質はお察し.
  • ebikenさん
    • https://noviflow.com
    • https://www.kaloom.com/products-software-defined-fabric

fastly yamagoya