Fabricでお手軽サーバ管理

1. 'BCSJDsV7´Ï v TTNKQñK

2. ßÃu _|c]Pm !/JSBUBNB ¼¶âê±ß5 1FSMXÝz{f ?ß{£òÔètWiomzfÆX*[r| XopÖì¯èßPrvP÷d

3. 'BCSJDt{ IUUQXXXGBCGJMFPSH ¶òÖêvÆÖì£¶¸ÅßvÃê tNTf¥zw³T_tX vP 1ZUIPOksÔ £ê1ZUIPOz¸®éÖÇ Pbtv|1ZUIPOs]_t{vssY 44)-,s)z´ÏwÙsfÆe ÙlzÝ¶òwPP£ò¸Çêe «P{vP .Z42-'BCSJDt{vPse

4. q] $IFG1VQQFUsXopvezt|¶¦ê¸®é ÖÇs

5. zwop]zz¯Nk 1ZUIPOz¸®éÖÇvzs|Öì¯èÝzÝWf tPeP X¶¦ê¸®éÖÇvv¤ícePW

6. Ô £ê fabfile.pytPRØ¼sÔ £ê 1ZUIPOz¸®éÖÇ Ô £ê Je ¾¸® 1ZUIPOzD w{v[ DÔ £êw Çcrá·äêBsYzs|Lé XN _RY[vor

7. from fabric.api import * @task def hostname(): run('hostname') @task def upload_module(): put('~/works/webapp/lib', '/home/user/webapp/') @task def download_logs(): get('/home/user/webapp/log/access.log') @task def reboot_httpd(): sudo('/sbin/service httpd restart')

8. $PSF"1* éáÇz²ÝòÈöí|éáÇtzÔ £êD ²òÅ¬¸ÇÝÌ·âok§psz/Ò Æ²ë¾ok¾¸®z[/Ò ì¯àÂº·z¼Ü|ªè¼Ü iz)åÅ¢éÅ¢

9. $POUSJC"1* éáÇzÔ £êìf Å¬¸ÇzðHú|Ô £êz#WÀ¦Â® Öì·¦®Ç`tz¡ÂÖìÈ %KBOHPtz×%

10. 'BCSJD

11. $VJTJOF IUUQTHJUIVCDPNTFCBTUJFODVJTJOF [XXcPtYwRðH"1* òvXÈ¬äàòÇXN^arvPzs| Rw{cuisine.py«PXN

12. from fabric.api import * from fabric.contrib.files import * import cuisine from pit import Pit cuisine.select_package('yum') @task def create_user(): with settings(user='root'): cuisine.user_ensure('ssmjp') append('/etc/sudoers', 'ssmjp ALL=(ALL) ALL') cuisine.ssh_authorize('ssmjp', cuisine.file_local_read('~/.ssh/ssmjp.pub')) conf = Pit.get('ssmjp-user', { 'require': { 'password': 'Your password' } }) cuisine.user_passwd('ssmjp', conf['password']) @task def install_packages(): with settings(user='root'): cuisine.package_ensure('nginx')

13. 5JQT

14. 44)zDPOGJHÔ £ê¹e óà{44)zDPOGJHÔ £ê{¹cvPX|Az crV[t¹cr[ *EFOUJUZGJMF1SPYZ$PNNBOEfr[zs6q env.use_ssh_config = True

15. éáÇwÅòÜèéÆ¢ë®Çé éáÇsmktemp -döícr|tryfinallys? w ¥²e run()zöíHQwfokÆ¢ë®ÇéØXû def diff_hosts(): tempdir = run('mktemp -d') try: tempfile = '%s/hosts' % tempdir put('/etc/hosts', tempfile) run('diff -u /etc/hosts %s' % tempfile, warn_only=True) finally: run('rm -r %s' % tempdir)

16. á·äêB fabfiletPRÆ¢ë®Çéw__init__.pytPRÔ £ê for|iz¯s¾¸®PkÔ £êJNQPSUe tá·äêBsY ¾¸®zcc{fab module.taskkPvscg

17. Ô £êÖ . └── fabfile/ ├── __init__.py ├── foo.py └── math.py __init__.py import foo import math

18. È¬äàòÅ¶æòÐÊ ¾¸®wÈ¬äàòÅ¶æòÐÊÔ]rV[ t|fab -löícktYw¾¸®zÚtcr¼Üa @task def calc_add(x, y): ''' add two integer ''' print '%d + %d = %d' % (int(x), int(y), int(x) + int(y))

20. FOWSPMFEFGcrV[t|Ú¸Ç3PMFst rT env.roledefs = { 'web': ['web01','web02'], 'db': ['db01'] }

21. 1ZUIPO¸®éÖÇvzs|óWÚ¸Ç´p _tIÿ 1Z:".-X

22. z import yaml def load_servers(filename): config_yaml = open(filename).read() config = yaml.load(config_yaml) roledefs = config['roles'] all_hosts = [] for role in roledefs: all_hosts.extend(roledefs[role]) roledefs['all'] = all_hosts return roledefs env.roledefs.update(load_servers('./servers.yaml'))

23. servers.yaml roles: even: - conoha01.poi.jp - conoha03.poi.jp odd: - conoha02.poi.jp

24. Ú¸Çé¸ÇzYúTtWIÿ host[00-03]âhost00 host01 host02 host03 import re def expand_hosts(hosts): new_hosts = [] for host in hosts: m = re.search('[(d+)-(d+)]', host) if m: pre = host[:m.start()] post = host[m.end():] prec = len(m.group(1)) for n in range(int(m.group(1)), int(m.group(2)) + 1): new_hosts.append(pre + ('%%0%dd' % prec % n) + post) else: new_hosts.append(host) return new_hosts env.hosts = expand_hosts(env.hosts)

SlideShare for iOS

Fabricでお手軽サーバ管理

by niratama

on Oct 27, 2014

Statistics

Views

Actions

1 Embed 31

Accessibility

Categories

Upload Details

Usage Rights

Report content

Fabricでお手軽サーバ管理 Presentation Transcript