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October 24, 2011 23:43
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ssh_using_foreman
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#!/usr/bin/env ruby | |
# Copyright (C) 2011 Vijay Brian Gupta [email protected] | |
# | |
# This program is free software; you can redistribute it and/or | |
# modify it under the terms of the GNU General Public License | |
# as published by the Free Software Foundation; either version 2 | |
# of the License, or (at your option) any later version. | |
# | |
# This program is distributed in the hope that it will be useful, | |
# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
# GNU General Public License for more details. | |
# | |
# You should have received a copy of the GNU General Public License | |
# along with this program; if not, write to the Free Software | |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
# USA. | |
# | |
# v0.1 May 27, 2011 - Supports --hostlist | |
# v0.9 Oct 7, 2011 - Supports filters, and SSL and basicauth, and url, user and password as options. | |
require "rubygems" | |
require "time" | |
require "openssl" | |
require "rest_client" | |
require "json" | |
require "socket" | |
require "open-uri" | |
require "optparse" | |
require "yaml" | |
class NilClass; def empty?; true; end; end | |
begin | |
require 'rubygems' | |
require 'net/ssh/multi' | |
rescue LoadError => detail | |
warn "failed to load ssh_multi library - try: gem install net-ssh-multi" | |
exit 1 | |
end | |
options = {} | |
OptionParser.new do|opts| | |
opts.banner = "Usage: " + File.basename($0) + " [options] ..." | |
options[:debug] = false | |
opts.on( "-d", "--debug", "Output more information" ) do | |
options[:debug] = true | |
end | |
options[:command] = false | |
opts.on( "-c", "--command CMD", "command to execute" ) do|f| | |
options[:command] = f | |
end | |
options[:username] = false | |
opts.on( '-u', '--user USER', "Foreman user") do|f| | |
options[:username] = f | |
end | |
options[:password] = false | |
opts.on( "-p", "--pass PASSWORD", "Foreman password" ) do|f| | |
options[:password] = f | |
end | |
options[:server] = false | |
opts.on( "-s", "--server URL", "Foreman Server URL" ) do|f| | |
options[:server] = f | |
end | |
options[:sshuser] = false | |
opts.on( '-l', '--sshuser USER', "SSH user") do|f| | |
options[:sshuser] = f | |
end | |
options[:facts] = {} | |
opts.on( '-f', '--facts fact=x,fact=y..', "one or more facts to filter the host list") do|facts| | |
facts.split(",").each do |g| | |
name, value = g.split("=") | |
options[:facts].merge!({ name => value }) | |
end | |
end | |
options[:klass] = false | |
opts.on( '-k', '--puppetclass CLASSA,CLASSB', "one or more classes to filter the host list") do|f| | |
options[:klass] = f.split(",") | |
end | |
options[:state] = "active" | |
opts.on( '-t', '--state STATE', "") do|f| | |
options[:state] = f | |
end | |
opts.on_tail("-h", "--help", "Show this message") do | |
puts opts | |
puts "" | |
puts " ENVIRONMENT VARIABLES:" | |
puts "" | |
puts " FOREMAN_SERVER Foreman Server URL" | |
puts " FOREMAN_USER Foreman user" | |
puts " FOREMAN_PASSWORD Foreman password" | |
puts "" | |
puts " CLI options take precendence over ENVIRONMENT VARIABLES" | |
puts "" | |
exit | |
end | |
end.parse! | |
puts "Use -h, --help for usage." if options.values.uniq == [false] | |
@foreman_user = ENV['FOREMAN_USER'] if ENV['FOREMAN_USER'] | |
@foreman_pass = ENV['FOREMAN_PASSWORD'] if ENV['FOREMAN_PASSWORD'] | |
@foreman_url = ENV['FOREMAN_SERVER'] if ENV['FOREMAN_SERVER'] | |
@foreman_user = options.delete(:username) if options[:username] | |
@foreman_pass = options.delete(:password) if options[:password] | |
@foreman_url = options.delete(:server) if options[:server] | |
RestClient.log = 'stdout' if options.delete(:debug) | |
def get_collection(path) | |
response = RestClient::Request.new(:method => :get, | |
:url => @foreman_url + "/" + path.to_s, | |
:user => @foreman_user, :password => @foreman_pass, | |
:headers => { :accept => :json, :content_type => :json }).execute | |
results = JSON.parse(response.to_str) | |
end | |
def search_collection(path,search) | |
response = RestClient::Request.new(:method => :get, | |
:url => @foreman_url + "/" + path.to_s + "?search=" + search, | |
:user => @foreman_user, :password => @foreman_pass, | |
:headers => { :accept => :json, :content_type => :json }).execute | |
results = JSON.parse(response.to_str) | |
end | |
puts "About to execute: #{options[:command]}" | |
#query = {"state" => options[:state]} | |
#query.merge!({"fact" => options[:facts]}) unless options[:facts].empty? | |
#query.merge!({"class" => options[:klass]}) unless options[:klass].empty? | |
klasses = options[:klass] | |
facts = options[:facts] | |
querystring = "" | |
klasses.each { |x| querystring << "class = #{x} and " } | |
facts.each { |k,v| querystring << "facts.#{k} = \"#{v}\" and " } | |
querystring.chomp!(" and ") | |
puts querystring | |
#hosts = [ "metro.brandorr.com"] | |
#hosts = get_collection("hosts") | |
#query = | |
hosts = search_collection("hosts",CGI::escape(" " + querystring)) | |
if hosts.nil? | |
warn "unable to find any hosts" | |
exit 1 | |
end | |
# the rest is commented out while debugging the search query. | |
#puts "on the following #{hosts.size} hosts: #{hosts.join(" ")}" | |
#puts "ctrl-c to abort or any key to continue" | |
#$stdin.gets | |
#ssh_options = {:user => options[:user], :auth_methods => "publickey"} | |
#Net::SSH::Multi.start(:on_error => :warn) do |session| | |
# hosts.each { |s| session.use s, ssh_options } | |
# session.exec options[:command] | |
# session.loop | |
#end |
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