Categories
DevOps

How to create watchdog for systemd service

Create a software watchdog for systemd service.

Categories
DevOps

How to use ZooKeeper to elect the leader with a Python script

Use ZooKeeper to elect the leader and share data with a Python script.

Categories
DevOps

How to use ZooKeeper to lock resources with a Python script

Use ZooKeeper to lock resources with a Python script.

Categories
DevOps

How to create Ansible filters

Create Ansible filters to work with Apache Flume configuration.

How to perform hostname canonicalization

Perform hostname canonicalization to simplify your configuration and ease work with multiple servers.

Categories
DailyOps

How to match network inside SSH client configuration

Match specific network inside the SSH client configuration file usingĀ  Python helper script.

How to determine if hostname belongs to specific network

Use Python script to determine if the hostname belongs to a specific network.

Categories
SysOps

How to generate password hash for CouchDB administrator

Generate password hash for CouchDB administrator.