Rahulkrishnan R A rahulkrishnanfs
rahulkrishnanfs
/ DappToken.sol
Last active
April 5, 2021 16:49
— forked from gwmccubbin/DappToken.sol
DApp ERC-20 Token
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| pragma solidity ^0.5.0; | |
| contract Token { | |
| string public name = "DApp Token"; | |
| string public symbol = "DAPP"; | |
| uint256 public totalSupply = 1000000000000000000000000; // 1 million tokens | |
| uint8 public decimals = 18; | |
| event Transfer( | |
| address indexed _from, |
rahulkrishnanfs
/ describe the aws ami for terrafrom data source aws_ami
Created
August 17, 2019 10:24
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| AWS CLI : aws ec2 describe-images --filters Name=name,Values=ubuntu* | |
| Output: | |
| { | |
| "Images": [ | |
| { | |
| "EnaSupport": true, |
rahulkrishnanfs
/ kubernetes installation using kubeadm
Last active
January 9, 2018 18:12
kubernetes installation using kubeadm
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| OS Required: Ubuntu 16 - xenial | |
| Master node creation | |
| --------------------------- | |
| The first step of initialising the cluster is to launch the master node. | |
| The master is responsible for running the control plane components, etcd and the API server. |
rahulkrishnanfs
/ gist:2424cd12429afbd9edb193c9115d1f5f
Created
May 31, 2017 09:30
Bitbucket deployment in kubernetes
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| --- | |
| apiVersion: extensions/v1beta1 | |
| kind: Deployment | |
| metadata: | |
| name: bitbucket | |
| labels: | |
| app : bitbucket | |
| spec: | |
| template: |
rahulkrishnanfs
/ Ansible Dynamic inventory - Ansible
Created
February 3, 2017 09:34
AWS Dynamic inventory Script Testing - Ansible
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| Tesing on | |
| ------------------- | |
| Distributor ID: Debian | |
| Description: Debian GNU/Linux 8.6 (jessie) | |
| Release: 8.6 | |
| Codename: jessie | |
| Steps to follow: |
rahulkrishnanfs
/ Ansible Facts Indepth Analysis
Last active
February 3, 2017 05:01
Parsing the Ansible Facts Gathered from the server using " -m setup "
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| Ansible Facts will be in Json object |
rahulkrishnanfs
/ copy files with extention
Created
February 2, 2017 13:16
copy files with extention
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| #!/bin/bash | |
| SRC=$1 | |
| DEST=$2 | |
| EXT=$3 | |
| if [ -d $1 -a -d $2 ];then | |
| for file in `ls *.$EXT `;do | |
| name=$(echo $file | cut -d "." -f1) | |
| if [ -d $DEST/$name ];then | |
| cp $SRC/$file $DEST/$name/$file |
rahulkrishnanfs
/ Realtime docker containers events
Created
February 2, 2017 08:39
Intense Troubleshooting Docker
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| Intense Troubleshooting Docker | |
| ############ Debug the docker-engine | |
| $dockerd --debug | |
| Output | |
| --------------------- | |
| DEBU[0000] docker group found. gid: 999 | |
| DEBU[0000] Listener created for HTTP on unix (/var/run/docker.sock) | |
| INFO[0000] libcontainerd: new containerd process, pid: 7996 |
rahulkrishnanfs
/ docker info explanation
Last active
February 2, 2017 08:31
Detailed information about the docker info
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| ### Docker info | |
| root@ip-10-0-2-87:~# docker info | |
| Containers: 0 --------------------> ; Show containers present on the node evenif it is running or stopped | |
| Running: 0 --------------------> ; Currently running container #### $docker ps | |
| Paused: 0 --------------------> ; Paused Containers ;;## | |
| ; $docker unpause <Container ID> -> To unpause | |
| Stopped: 0 --------------------> ; Currently stopeed containers #### $docker ps -a -------> To check the stopped containers | |
| ; $docker start <Container ID> ----> to start the container |
rahulkrishnanfs
/ Adding repository in Debian and Ubuntu
Last active
March 14, 2023 14:08
add-apt-repository for adding repository in /etc/apt/sources.list
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| We can add the repository url to the /etc/apt/sources.list using add-apt-repository | |
| $ sudo apt-get install python-software-properties ---------------> Package name | |
| #### Package will be available in https://packages.debian.org/jessie/admin/python-software-properties | |
| example adding the docker repository to the debian sources.list | |
| $ sudo add-apt-repository "deb https://apt.dockerproject.org/repo debian-$(lsb_release -cs) main" |
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