seanorama

POST /api/v1/clusters/hdp/requests

{
  "RequestInfo": {
    "context": "Rebalance HDFS",
    "command": "REBALANCEHDFS",
    "namenode": "{\"threshold\":\"10\"}"
  },
 "Requests/resource_filters": [

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{
  "configurations": [
    {
      "oozie-env": {
        "oozie_heapsize": "4096m"
      }
    }
  ],
  "host_groups": [
    {

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{
  "host_groups": [
    {
      "name": "host_group_1",
      "configurations": [],
      "components": [
        {
          "name": "METRICS_COLLECTOR"
        },
        {

seanorama

host_new=ip-10-0-0-162.ec2.internal

curl -u admin:admin -i -H X-Requested-By:API -X POST http://${ambari_server}:8080/api/v1/clusters/${cluster_name}/hosts/${host_new}
curl -u admin:admin -i -H X-Requested-By:API -X GET http://${ambari_server}:8080/api/v1/clusters/${cluster_name}/hosts/${host_new}

worker_services="NODEMANAGER JOURNALNODE HDFS_CLIENT DATANODE FLUME_HANDLER METRICS_MONITOR"
for service in ${worker_services}; do
  curl -u admin:admin -i -H X-Requested-By:API -X POST http://${ambari_server}:8080/api/v1/clusters/${cluster_name}/hosts/${host_new}/host_components/${service}
done

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#!/bin/bash

checkusage() {
    [[ $# -eq 0 ]] && err_exit 'Usage: diskcheck.sh DEVICE...'
}

checkperms() {
    for disk in $@; do
        local f="diskcheck.sh: ${disk}"
        [[ -e ${disk} ]] || err_exit "${f}: No such file or directory"

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## Setting a custom repo for Ambari Stacks via the API

cat > temp-update-repo.json <<-EOF
{
  "Repositories" : {
    "base_url" : "http://public-repo-1.hortonworks.com/HDP/centos6/2.x/GA/2.2.0.0",
    "default_base_url" : "http://public-repo-1.hortonworks.com/HDP/centos6/2.x/GA/2.2.0.0",
    "verify_base_url" : true
  }
}

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Using the Sandbox

Various notes for things to do after the Sandbox is up

/root/start_ambari.sh
/root/start_solr.sh

# these services are never started after first boot:

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#!/bin/sh -
set -o errexit
set -o nounset
set -o pipefail

# This script provides an easy install of Ambari
# for RedHat Enterpise Linux 6 & CentOS 6
#
# source at http://github.com/seanorama/ambari-bootstrap
#

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# Put expressions that hit more files first.
/home/chroot/.*
/home/[^/]+/Workspaces?/.*/target/.*
/home/[^/]+/Workspaces?/.*/\.pants\.d.*
/home/[^/]+/\.m2/repository/.*
/home/[^/]+/\.ivy2/(?:cache|local|limiter)/.*
/home/[^/]+/.*(?:~|\.(?:log|tmp|bak|lock))
/home/[^/]+/S3/.*
/home/[^/]+/Virtualization/Machines/.*

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Create a local Vagrant base box from an existing VirtualBox VM

What

• Setting up a new development VM should be as easy as 2 commands. And it is:
  • vagrant init; vagrant up
• In this example we are converting the HDP Sandbox to be used in this way. But the howto will work with any existing VM.

Why