1. aptly: система
управления
репозиториями пакетов
Андрей Смирнов

2. Содержание
• Проблема повторяемости
• aptly: основные идеи
• Примеры использования
• Немного о внутренностях
• Планы

3. Содержание
• Проблема повторяемости
• aptly: основные идеи
• Примеры использования
• Немного о внутренностях
• Планы

4. Повторяемость
окружения

5. Повторяемость
изменений окружения

6. Окружение -
набор пакетов

7. Версии пакетов разные

8. Потребность
Official repoOfficial repo
BackportsBackports
3rd party
repo
3rd party
repo
PPAPPA
HomebrewHomebrew

9. Управление окружением
BackportsBackports
3rd party
repo
3rd party
repo
apt-getapt-get
apt-sourcesapt-sources
apt-
preferences
apt-
preferences
Official repoOfficial repo
HomebrewHomebrew

10. Не та версия…

11. apt pinning поможет!

12. No…

13. Невоспроизводимость
• Поставить пакет A
• Добавить в apt-sources
• Изменить pinning
• Поставить пакет A - ?

14. Версии окружения
testing
development
staging
production

15. Цель
Зафиксированный репозиторий пакетов
(повторяемость)
Контролируемые изменения версий
(изменения)

16. aptlyaptly
* не является заменой apt, dpkg!

17. Сущности
– зеркало удаленного репозитория
– неизменяемый срез набора пакетов
– опубликованный репозиторий пакетов
mirrormirror
local repolocal repo
snapshotsnapshot
published
repo
published
repo
– локальный репозиторий пакетов

18. mirrormirror
local repolocal repo
snapshotsnapshot
published
repo
published
repo
snapshotsnapshot
published
repo
published
repo
snapshotsnapshot
snapshotsnapshot
published
repo
published
repo
update
take snapshot
take snapshot
publish
publish
publish
verify
pull
merge
diff
add

19. mirror
$ aptly mirror create wheezy-main http://mirror.yandex.ru/debian/ wheezy main
…
$ aptly mirror update wheezy-main
…
$ aptly snapshot create wheezy-7.4 from mirror wheezy-main
…
$ aptly publish snapshot wheezy-7.4 debian
…

20. mirrormirror
snapshotsnapshot
published
repo
published
repo
update
take snapshot
publish

21. local repo
$ aptly repo create –distribution=wheezy mysoftware
…
$ aptly repo add –remove-files mysoftware incoming/*.deb
…
$ aptly snapshot create my-20140414 from repo mysoftware
…
$ aptly publish snapshot my-20140414 local
…

22. local repolocal repo published
repo
published
repo
snapshotsnapshot
published
repo
published
repo
take snapshot
publish
publishadd

23. aptly snapshot pull
$ aptly snapshot pull wheezy-7.4 percona-20140414 wheezy-w-percona
'percona-server-server (>=5.5)’
…
[+] percona-server-server-5.5.35-rel33.0-611.wheezy_amd64 added
[+] percona-server-server-5.5-5.5.35-rel33.0-611.wheezy_amd64 added
[+] percona-server-client-5.5-5.5.35-rel33.0-611.wheezy_amd64 added
[+] percona-server-common-5.5-5.5.35-rel33.0-611.wheezy_amd64 added
[-] libmysqlclient18-5.5.31+dfsg-0+wheezy1_amd64 removed
[+] libmysqlclient18-5.5.35-rel33.0-611.wheezy_amd64 added
[+] percona-server-server-5.5.35-rel33.0-611.wheezy_i386 added
[+] percona-server-server-5.5-5.5.35-rel33.0-611.wheezy_i386 added
[+] percona-server-client-5.5-5.5.35-rel33.0-611.wheezy_i386 added
[+] percona-server-common-5.5-5.5.35-rel33.0-611.wheezy_i386 added
[-] libmysqlclient18-5.5.31+dfsg-0+wheezy1_i386 removed
[+] libmysqlclient18-5.5.35-rel33.0-611.wheezy_i386 added

24. aptly snapshot pull
$ aptly snapshot pull wheezy-7.4 backports-20140414 wheezy-w-rsyslog rsyslog
…
[-] rsyslog-5.8.11-3_amd64 removed
[+] rsyslog-7.4.4-1~bpo70+1_amd64 added
[-] libestr0-0.1.1-2_amd64 removed
[+] libestr0-0.1.9-1~bpo70+1_amd64 added
[+] init-system-helpers-1.11~bpo70.1_all added
[-] rsyslog-5.8.11-3_i386 removed
[+] rsyslog-7.4.4-1~bpo70+1_i386 added
[-] libestr0-0.1.1-2_i386 removed
[+] libestr0-0.1.9-1~bpo70+1_i386 added

25. mirrormirror
snapshotsnapshot
snapshotsnapshot
published
repo
published
repo
snapshotsnapshot
take snapshot
publish
pull
mirrormirror
take snapshot

26. aptly snapshot verify
$ aptly snapshot verify wheezy-w-percona
Missing dependencies (13):
fenix [amd64]
fenix-plugins-system [amd64]
ia32-libs-i386 [amd64]
ia32-libs-gtk-i386 [amd64]
vidcontrol [amd64]
kbdcontrol [amd64]
libmysqlclient18 (= 5.5.31+dfsg-0+wheezy1) [amd64]
scsh-0.6 (>= 0.6.6) [amd64]
scsh-0.6 [amd64]
mozart (>= 1.4.0) [amd64]
libmysqlclient18 (= 5.5.31+dfsg-0+wheezy1) [i386]
vidcontrol [i386]
kbdcontrol [i386]

27. mirrormirror
local repolocal repo
snapshotsnapshot
published
repo
published
repo
snapshotsnapshot
published
repo
published
repo
snapshotsnapshot
snapshotsnapshot
published
repo
published
repo
update
take snapshot
take snapshot
publish
publish
publish
verify
pull
merge
diff
add

28. aptly graph

29. Повторяемость!

30. Повторяемость!

31. Повторяемость!

32. Повторяемость!

33. Внутренности
• Пакеты «держат ссылки» на
свои файлы
• mirror, local repo, snapshot –
список пакетов
• Публикация – генерация мета-
данных + создание симлинков

34. Ссылки
http://www.aptly.info/
https://github.com/smira/aptly/
@smira
me@smira.ru
Skype: smirnov.andrey