- Nagios Core Administration Cookbook Second Edition
- Table of Contents
- Nagios Core Administration Cookbook Second Edition
- Credits
- About the Author
- About the Reviewer
- www.PacktPub.com
- Preface
- 1. Understanding Hosts, Services, and Contacts
- 2. Working with Commands and Plugins
- 3. Working with Checks and States
- 4. Configuring Notifications
- Introduction
- Configuring notification periods
- Configuring notifications for groups
- Choosing states for notification
- Specifying the number of failed checks before notification
- Automating contact rotation
- Defining an escalation for repeated notifications
- Defining a custom notification method
- Filtering notifications based on a host or service value
- 5. Monitoring Methods
- Introduction
- Monitoring PING for any host
- Monitoring SSH for any host
- Checking an alternative SSH port
- Monitoring mail services
- Monitoring web services
- Checking that a website returns a given string
- Monitoring database services
- Monitoring the output of an SNMP query
- Monitoring a RAID or other hardware device
- Creating an SNMP OID for monitoring
- 6. Enabling Remote Execution
- Introduction
- Monitoring local services on a remote machine with NRPE
- Setting the listening address for NRPE
- Setting allowed client hosts for NRPE
- Creating new NRPE command definitions securely
- Giving limited sudo(8) privileges to NRPE
- Using check_by_ssh with key authentication instead of NRPE
- Using check_mk instead of NRPE
- 7. Using the Web Interface
- Introduction
- Using the Tactical Overview
- Viewing and interpreting availability reports
- Viewing and interpreting trends
- Viewing and interpreting notification history
- Adding comments on hosts or services in the web interface
- Viewing configuration in the web interface
- Scheduling checks from the web interface
- Acknowledging a problem via the web interface
- 8. Managing Network Layout
- 9. Managing Configuration
- Introduction
- Grouping configuration files in directories
- Keeping a configuration under version control
- Configuring host roles using groups
- Building groups using regular expressions
- Using inheritance to simplify configuration
- Defining macros in a resource file
- Using another object's directives in a host or service check
- Using custom directives
- Dynamically building host definitions
- 10. Security and Performance
- 11. Automating and Extending Nagios Core
- Introduction
- Allowing and submitting passive checks
- Submitting passive checks from a remote host with NSCA
- Submitting passive checks in response to SNMP traps
- Setting up an event handler script
- Tracking host and service states with Nagiosgraph
- Reading status in a MySQL database with NDOUtils
- Reading status from a Unix socket with MK Livestatus
- Writing customized Nagios Core reports
- Getting extra visualizations with NagVis
- Writing custom Nagios Core management scripts
- Index
Tom Ryder is a systems administrator and former web developer from New Zealand. He uses Nagios Core as part of his "day job" as a systems administrator, monitoring the network for a regional Internet service provider. Tom works a great deal with Unix-like systems, being a particular fan of GNU/Linux, and writes about usage of open source, command-line development tools on his blog, Arabesque, at http://blog.sanctum.geek.nz.
-
No Comment
..................Content has been hidden....................
You can't read the all page of ebook, please click here login for view all page.