- 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
Author
Tom Ryder
Reviewer
John C. Kennedy
Commissioning Editor
Priya Singh
Acquisition Editor
Ruchita Bhansali
Content Development Editor
Mayur Pawanikar
Technical Editor
Vivek Pala
Copy Editor
Neha Vyas
Project Coordinator
Nidhi Joshi
Proofreader
Safis Editing
Indexer
Mariammal Chettiyar
Graphics
Disha Haria
Production Coordinator
Nilesh Mohite
Cover Work
Nilesh Mohite
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