Présentation éclair effectué en octobre 2015 au meetup debian à Nantes.

1. DEBIAN MEETUP NANTES 2015

2. INTRODUCTION
2nd Debian Meetup Nantes - october 2015
Thanks Debian and
Arthur Lutz ( )
#debianmeetup
https://france.debian.net/
@arthurlutz @logilab
https://www.logilab.fr/id/arthur.lutz
http://slides.logilab.fr/2015/debian_meetup_salt_2015/

3. SALT INTRODUCTION
remote execution
configuration management system
python (very flexible and extensible)
event bus with ZMQ
young project, very active community
debian packaged from the start (official packages and
)http://repo.saltstack.com/

4. SALT OVERVIEW
CLIWeb
SSH
agent-less servers
salt-master
salt-minions
returners
salt-syndic
salt-minions
user
salt-masterless

5. INSTALL WITH DEBIAN
a p t - g e t i n s t a l l a p a c h e 2
v i m / e t c / a p a c h e 2 / a p a c h e 2 . c o n f
v i m / e t c / a p a c h e 2 / s i t e s - e n a b l e d / d e f a u l t - s s l . c o n f
s e r v i c e a p a c h e 2 r e s t a r t

6. INSTALL AT INFRASTRUCTURE LEVEL

8. UPGRADE / CHECKRESTART
a p t - g e t u p d a t e ; a p t - g e t u p g r a d e
a p t - g e t i n s t a l l d e b i a n - g o o d i e s
c h e c k r e s t a r t
s e r v i c e a p a c h e 2 r e s t a r t

9. UPGRADE / CHECKRESTART AT
INFRASTRUCTURE LEVEL
s a l t ' * ' c m d . r u n ' c h e c k r e s t a r t '
s a l t - I ' r o l e : w e b s e r v e r ' s e r v i c e . r e s t a r t a p a c h e 2
s a l t - I ' r o l e : d b ' s e r v i c e . r e s t a r t p o s t g r e s q l

10. CRON
c r o n t a b - l
c r o n t a b - e
c r o n t a b - e - u u s e r
c a t " * * * * * / b i n / e c h o ' h e l l o ' " > / e t c / c r o n . d / h e l l o _ w o r l d

11. CRON AT INFRASTRUCTURE LEVEL
Scheduler
s c h e d u l e :
j o b 1 :
f u n c t i o n : c m d . r u n
s e c o n d s : 3 0
a r g s :
- e c h o ' h e l l o '
s p l a y : 1 5

12. SUDO
s u d o e d i t
v i m / e t c / s u d o e r s . d / a l l o w _ t h i s

13. SUDO AT INFRASTRUCTURE LEVEL
Access Control System
c l i e n t _ a c l :
a l i c e :
- w e b * :
- p k g . l i s t _ p k g s
- a p a c h e . *
b o b :
- d b * :
- p o s t g r e s . *

14. ORCHESTRATION
s s h r o o t @ m a c h i n e 1
. . .
s s h r o o t @ m a c h i n e 2
. . .
s s h r o o t @ m a c h i n e 3
. . .

15. ORCHESTRATION AT INFRASTRUCTURE LEVEL
Orchestration

16. REACTOR AT INFRASTRUCTURE LEVEL

17. THE END
Questions ?
Arthur Lutz ( )@arthurlutz @logilab
https://www.logilab.fr/id/arthur.lutz
http://slides.logilab.fr/2015/debian_meetup_salt_2015/