Mastering Elastic Stack.pdf

Elastic

Stack

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Elastic Stack, Mastering Elastic Stack_Ravi Kumar Gupta, Yuvraj Gupta .pdf

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Table of Contents

Mastering Elastic Stack

Credits

About the Authors

About the Reviewer

www.PacktPub.com

Why subscribe?

Customer Feedback 
Preface 
What this book covers 
What you need for this book 
Who this book is for 
Conventions 
Reader feedback 
Customer support 
Downloading the example code 
Errata 
Piracy 
Questions 
1. Elastic Stack Overview 
Introduction to ELK Stack 
Logstash 
Elasticsearch 
Kibana 
The birth of Elastic Stack 
Beat 
Who uses Elastic Stack? 
Salesforce 
CERN 
Green Man Gaming 
Stack competitors 
Setting up Elastic Stack 
Installation of Java 
Installation of Java on Ubuntu 14.04 
Installation of Java on Windows 
Installation of Elasticsearch 
Installation of Elasticsearch on Ubuntu 14.04 
Installation of Elasticsearch on Windows 
Installation of Elasticsearch as a service 
Installation of Kibana 
Installation of Kibana on Ubuntu 14.04 
Installation of Kibana on Windows 
Installation of Logstash 
Installation of Logstash on Ubuntu 14.04 
Installation of Logstash on Windows 
Installation of Filebeat 
Installation of Filebeat on Ubuntu 14.04 
Installation of Filebeat on Windows 
X-Pack 
Summary 
2. Stepping into Elasticsearch 

The beginning of Elasticsearch 
Key features 
Understanding the architecture 
Recommended cluster configurations 
Minimum master nodes 
Local cluster settings 
Understanding document processing 
Elasticsearch APIs 
Document APIs 
Single document APIs 
Index API 
Get API 
Delete API 
Update API 
Multi-document APIs 
Multi-get API 
Bulk API 
Search APIs 
Search API 
Query parameters 
Search shard API 
Multi-search APIs 
Count API 
Validate API 
Explain API 
Profile API 
Field stat API 
Indices APIs 
Managing indices 
Creating an index 
Checking if an index exists 
Getting index information 
Managing index settings 
Getting index stats 
Getting index segments 
Getting index recovery information 
Getting shard stores information 
Index aliases 
Mappings 
Closing, opening, and deleting an index 
Other operations 
Cat APIs 
Cluster APIs 
Query DSL 

Aggregations 
Bucket 
Metrics aggregations 
Avg aggregation 
Min aggregation 
Max aggregation 
Percentiles Aggregation 
Sum aggregation 
Value count aggregation 
Cardinality aggregation 
Stats aggregation 
Extended stats aggregation 
A note for painless scripting 
Summary 
3. Exploring Logstash and Its Plugins 
Introduction to Logstash 
Why do we need Logstash? 
Features of Logstash 
Logstash Plugin Architecture 
Logstash Configuration File Structure 
Value types 
Array 
Boolean 
Bytes 
Codec 
Comments 
Hash 
Number 
String 
Use of Conditionals 
Types of Plugins 
Input plugins 
Filter plugins 
Output plugins 
Codec plugins 
Exploring Input Plugins 
stdin 
file 
path 
udp 
Exploring Filter Plugins 
grok 
mutate 
csv 

Exploring Output Plugins 
stdout 
file 
elasticsearch 
Exploring Codec Plugins 
rubydebug 
json 
avro 
multiline 
Plugins Command-Line Options 
Listing of Plugins 
Installing a plugin 
Removing a plugin 
Updating a plugin 
Packing a plugin 
Unpacking a plugin 
Logstash command-line options 
Logstash Tips and Tricks 
Referencing fields and Its values 
Adding custom-created grok patterns 
Logstash does not show any output 
When an input file has already been completely read 
When an input file is not modified since 1 day 
Logstash Configuration for Parsing Logs 
Sample Catalina logs 
Sample Tomcat logs 
Grok pattern for Catalina logs 
Grok pattern for Tomcat logs 
Logstash configuration file 
Monitoring APIs 
Node info API 
OS Info 
JVM info 
Pipleine Info 
Plugins Info API 
Node stats API 
JVM stats 
Process stats 
Pipeline stats 
Hot threads API 
Threads 
Human 
Ignore idle threads 
Summary 