HAProxy Administration Training Course

1. Overview of Load Balancing Concepts

2. Introduction to HAProxy

1. Defining the role and limitations of HAProxy
2. Operational mechanics of HAProxy
3. Core Capabilities
   1. Proxying
   2. SSL
   3. Monitoring
   4. High Availability
   5. Load Balancing
   6. Stickiness
   7. Data Sampling and Conversion
   8. Maps
   9. ACLs and Conditions
   10. Content Switching
   11. Stick-tables
   12. Formatted Strings
   13. HTTP Rewriting and Redirection
   14. Server Protection
   15. Logging
   16. Statistics
4. Advanced Capabilities
   1. Administration
   2. System-Specific Features
   3. Scripting
5. Sizing Considerations
6. Acquiring HAProxy

3. Alternative Solutions to HAProxy

1. a. Nginx
2. b. Apache and others

4. Refresher on HTTP

• HTTP Transaction Model
• HTTP Requests
• Request Line Structure
• Request Headers
• HTTP Responses
• Response Line Structure
• Response Headers

5. Configuring HAProxy

1. Configuration File Syntax
2. Quoting and Escaping Rules
3. Environment Variables
4. Time Formats
5. Practical Examples

6. Global Configuration Parameters

1. Process Management and Security
2. Performance Tuning
3. Debugging Techniques
4. User Lists
5. Peers
6. Mailers

7. Proxy Configuration

1. Matrix of Proxy Keywords
2. Reference Guide for Keywords (Alphabetical)

8. Bind and Server Options

1. Bind Options
2. Server and Default-Server Options
3. Server DNS Resolution
4. Global Perspective
5. Resolver Section

9. Manipulating HTTP Headers

10. Implementing ACLs and Sample Fetching

1. Fundamentals of ACLs
2. Boolean Matching
3. Integer Matching
4. String Matching
5. Regular Expression (Regex) Matching
6. Matching Arbitrary Data Blocks
7. IPv4 and IPv6 Address Matching
8. Constructing Conditions with ACLs
9. Fetching Samples
10. Using Converters
11. Retrieving Samples from Internal States
12. Layer 4 Sample Retrieval
13. Layer 5 Sample Retrieval
14. Layer 6 Buffer Content Retrieval
15. Layer 7 HTTP Sample Retrieval
16. Pre-defined ACLs

11. Logging Configuration

1. Log Severity Levels
2. Log Formatting Standards
3. Standard Log Format
4. TCP Log Format
5. HTTP Log Format
6. Custom Log Formats
7. Error Log Format
8. Advanced Logging Features
9. Suppressing Logs from External Tests
10. Logging Prior to Session Termination
11. Escalating Log Level on Errors
12. Excluding Successful Connections from Logs
13. Timing Events
14. Session Status at Disconnection
15. Handling Non-Printable Characters
16. Capturing HTTP Cookies
17. Capturing HTTP Headers
18. Log Examples

12. Supported Filters

1. Trace
2. HTTP Compression
3. Stream Processing Offload Engine (SPOE)
4. Caching
5. Limitations. SetupCache Section
6. Proxy Section