health-checker's Introduction

Health Checker

Health checker for the following applications: HTTP servers, JDBC databases, LDAP servers, MongoDB servers, Solr servers, ElasticSearch servers.

Prerequisites

Java 6 must be installed

Installation

Create install directory:

sudo mkdir /opt/health-checker

Download necessary files:

sudo wget https://raw.githubusercontent.com/chrisipa/health-checker/master/bin/health-checker -O /opt/health-checker/health-checker
sudo wget https://papke.it/jenkins/job/health-checker/lastStableBuild/de.papke%24health-checker/artifact/de.papke/health-checker/1.0.3/health-checker-1.0.3.jar -O /opt/health-checker/health-checker.jar

Make starter script executable:

sudo chmod +x /opt/health-checker/health-checker

Usage

Specify a supported type as environment variable (possible values: elasticsearch, http, jdbc, ldap, mongo, solr):

export HEALTH_CHECKER_TYPE="http"

Show help text:

/opt/health-checker/health-checker

usage: health-checker
 -c,--connect-timeout <arg>    The connection timeout of the HTTP server
                               (in milliseconds) [default: 5000]
 -d,--post-data <arg>          The data to add for the HTTP POST request
 -h,--header <arg>             The header to add for the HTTP request
 -l,--url <arg>                The url of the HTTP server
 -m,--method <arg>             The HTTP method to use [default: get]
 -p,--password <arg>           The username for the HTTP server
 -r,--response-timeout <arg>   The response timeout of the HTTP server (in
                               milliseconds) [default: 10000]
 -s,--status-code <arg>        The expected status code of the HTTP
                               response [default: 200]
 -u,--username <arg>           The username for the HTTP server
 -x,--pattern <arg>            The regex pattern to search in the HTTP
                               response text [default: .*]