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saltstackcheatsheet's Introduction

SaltStackCheatSheet

This code is a part from "SaltStack For DevOps" Book : https://leanpub.com/saltstackfordevops/

Official website: http://saltstackfordevops.com

SaltStack For DevOps

Installing SaltStack - Ubuntu 14.*

wget -O - https://repo.saltstack.com/apt/ubuntu/ubuntu14/latest/SALTSTACK-GPG-KEY.pub | sudo apt-key add -
echo 'deb http://repo.saltstack.com/apt/ubuntu/ubuntu14/latest trusty main' | sudo tee -a /etc/apt/sources.list
sudo apt-get update

# Master installation
apt-get install salt-master

# Minion installation
apt-get install salt-minion

# Salt ssh installation
apt-get install salt-ssh

# Salt syndic installation
apt-get install salt-syndic

# Salt API installation
apt-get install salt-api

Bootstraping Salt Minion

curl -L https://bootstrap.saltstack.com -o install_salt.sh && sudo sh install_salt.sh

## Salt Key Management

# Listing Salt requests
salt-key -L

# Accepting all requests
salt-key -A

# Accepting a single request (from myNode)
salt-key -a myNode

# Removing the key of a Salt 'myNode' Minion
salt-key -d minion_id

Debugging

# Debugging the master
salt-master -l debug

# Debugging the minion
salt-minion -l debug

# Restarting the minion without cache
stop master/minion
rm -rf /var/cache/salt
start master/minion

SaltStack Documentation

# Viewing all the documentation
salt '*' sys.doc

# Viewing a module documentation
salt '*' sys.doc module_name

#Examples:
salt '*' sys.doc status
salt '*' sys.doc pkg     
salt '*' sys.doc network 
salt '*' sys.doc system
salt '*' sys.doc cloud

# Viewing a function documentation
salt '*' sys.doc module_name function_name

# Examples:
salt '*' sys.doc  auth django
salt '*' sys.doc sdb sqlite3

SaltStack Modules And Functions

salt '*' sys.list_modules
salt '*' sys.list_functions

Compound Matchers

Letter Match Type Example Alt Delimiter?]
G Grains glob G@os:Ubuntu Yes
E PCRE Minion ID E@web\d+.(dev|qa|prod).loc No
P Grains PCRE P@os:(RedHat|Fedora|CentOS) Yes
L List of minions [email protected],minion3.domain.com or bl*.domain.com No
I Pillar glob I@pdata:foobar Yes
J Pillar PCRE J@pdata:^(foo|bar)$ Yes
S Subnet/IP address [email protected]/24 or [email protected] No
R Range cluster R@%foo.bar No

Other examples:

# Examples taken from: https://docs.saltstack.com/en/latest/topics/targeting/compound.html

# Joining
salt -C 'webserv* and G@os:Debian or E@web-dc1-srv.*' test.ping
salt -C '( ms-1 or G@id:ms-3 ) and G@id:ms-3' test.ping

# Excluding
salt -C 'not web-dc1-srv' test.ping

Upgrades & Versions

#
# Listing upgrades
salt '*' pkg.list_upgrades

# Upgrading
salt '*' pkg.upgrade

# List the packages currently installed as a dict
salt '*' pkg.list_pkgs versions_as_list=True

# Refresh the pkgutil repo database
salt '*' pkgutil.refresh_db

# Check the version of a package
salt '*' pkgutil.version mongodb

Packages Manipulation

# Installation
salt '*' pkg.install apache2

# Latest version installation
salt '*' pkgutil.latest_version mysql-common

# Removing package(s)
salt '*' pkg.remove vim

# Purging package(s)
salt '*' pkg.purge apache2 mysql-server


Reboot & Uptime

# Reboot
salt '*' system.reboot

#Uptime
salt '*' status.uptime

Using Grains

# Syncing grains
salt '*' saltutil.sync_grains

# Available grains can be listed by using the ‘grains.ls’ module:
salt '*' grains.ls

# Grains data can be listed by using the ‘grains.items’ module:
salt '*' grains.items

# Grains have values that could be called via ‘grains.get <grain_name>’ (path is the name of a grain)
salt '*' grains.get path

Syncing Data

# Syncing grains
salt '*' saltutil.sync_grains

# Syncing everything from grains to modules, outputters, renderers, returners, states and utils.
salt '*' saltutil.sync_all

Running System Commands

salt "*" cmd.run "ls -lrth /data"
salt "*" cmd.run "df -kh /data"
salt "*" cmd.run "du -sh /data"

Working With Services

# Apache example

# Checking if service is available
salt '*' service.available apache2

# Manipulating Apache2 service
salt '*' service.status apache2
salt '*' service.start apache2
salt '*' service.restart apache2
salt '*' service.stop apache2

Network Management

# Get IP of your minion
salt '*' network.ip_addrs          

# Ping a host from your minion
salt '*' network.ping localhost   

# Traceroute a host from your minion
salt '*' network.traceroute localhost   

# Get hostname
salt '*' network.get_hostname      

# Modify hostname to 'myNode'
salt '*' network.mod_hostname myNode 

# Information on all of the running TCP connections
salt '*' network.active_tcp

# Return the arp table from the minion
salt '*' network.arp

# Test connectivity
salt '*' network.connect google-public-dns-a.google.com port=53 proto=udp timeout=3

# Get default route
salt '*' network.default_route

# Execute dig
salt '*' network.dig eon01.com

# Get the MAC addres of eth0 interface
salt '*' network.hw_addr eth0

# Get the inet addres of eth1 interface
salt '*' network.interface eth1

# Get the IP addres of tun interface 
salt '*' network.interface_ip tun

Working With HTTP Requests

# Get the html source code of a page
salt-run http.query http://eon01.com text=true

# Get the header of a page
salt-run http.query http://eon01.com headers=true

# Get the response code from a web server
salt-run http.query http://eon01.com status=true

# Sending a post request
salt '*' http.query http://domain.com/ method=POST params='key1=val1&key2=val2'

#

Job Management

# List active jobs
salt-run jobs.active

# List all jobs with the id and other information
salt-run jobs.list_jobs

# List multiple information about the job with the id:20151101225221651308 like the result output
salt-run jobs.lookup_jid 20151101225221651308

# Kill the job with the id:20151101225221651308
salt 'server' saltutil.kill_job 20151101225221651308

Scheduling Feature

# Schedule a job called "scheduled_job"
salt '*' schedule.add scheduled_job function='cmd.run' job_args="['']" seconds=10

# Enable the job
salt '*' schedule.enable_job scheduled_job

# Disable the job
salt '*' schedule.disable_job scheduled_job

Working With SLS

salt '*' state.show_sls

Testing States

salt '*' state.highstate test=True
salt '*' state.sls test=True
salt '*' state.single test=True

Load testing

# Starting 20 minions
wget https://raw.githubusercontent.com/saltstack/salt/develop/tests/minionswarm.py; python minionswarm.py -m 20 --master salt-master;

State Declaration Structure

# Source: https://docs.saltstack.com/en/latest/ref/states/highstate.html#state-declaration

# Standard declaration
<ID Declaration>:
  <State Module>:
    - <Function>
    - <Function Arg>
    - <Function Arg>
    - <Function Arg>
    - <Name>: <name>
    - <Requisite Declaration>:
      - <Requisite Reference>
      - <Requisite Reference>


# Inline function and names
<ID Declaration>:
  <State Module>.<Function>:
    - <Function Arg>
    - <Function Arg>
    - <Function Arg>
    - <Names>:
      - <name>
      - <name>
      - <name>
    - <Requisite Declaration>:
      - <Requisite Reference>
      - <Requisite Reference>


# Multiple states for single id
<ID Declaration>:
  <State Module>:
    - <Function>
    - <Function Arg>
    - <Name>: <name>
    - <Requisite Declaration>:
      - <Requisite Reference>
  <State Module>:
    - <Function>
    - <Function Arg>
    - <Names>:
      - <name>
      - <name>
    - <Requisite Declaration>:
      - <Requisite Reference>

SaltStack Github Repositories

Lisence and contribution

This part is lisenced under CC BY-SA 4.0. Share — copy and redistribute the material in any medium or format Adapt — remix, transform, and build upon the material for any purpose, even commercially. The licensor cannot revoke these freedoms as long as you follow the license terms.

Feel free to contribute.

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