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Showing posts from September, 2018

Create Cockroach DB database and user

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Cockroach DB useful commands.
Here are some useful cockroach DB commands and steps to create a cockroach DB database and uses of cockroach DB database.
Create CockroachDB database :CREATE DATABASE cockroachdb; Create CockroachDB Database User :CREATE USER cockroachdb WITH PASSWORD 'vishal'; Grant Privileges on CockroachDB Databases :GRANT ALL ON DATABASE cockroachdb TO cockroachuser; GRANT ALL ON TABLE cockroachdb.* TO cockroachuser; Change cockroach db user password :ALTER USER vishal WITH PASSWORD 'newpassword'; Login to kubernetes deploy cockroach :psql 'postgresql://username@ip:26257?sslmode=allow' Import Cockroach db Dump :psql -p 26257 -h host -d database -U vishal < database.sql

Install Helm On Ubuntu

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Helm is a tool for managing Kubernetes charts. Charts are packages of pre-configured Kubernetes resources.





Here is the steps to install helm in Ubuntu 16.04 machine.

Download helm : 
$ wget https://storage.googleapis.com/kubernetes-helm/helm-v2.11.0-linux-amd64.tar.gz


Untar the package : 
$ tar -xvf helm-v2.11.0-linux-amd64.tar.gz


Find "helm" from the directory and move it to given path.
$ mv linux-amd64/helm /usr/local/bin/helm


Verify helm version : 
$ helm version
Client: &version.Version{SemVer:"v2.11.0", GitCommit:"2e55dbe1fdb5fdb96b75ff144a339489417b146b", GitTreeState:"clean"}