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#!/usr/bin/env ruby
require 'fileutils'
# TODO: These should be passed in as env vars. When we're in a POD, make sure to do this.
# WORKAROUND: ^^
OO_ENV = '{{ oo_env }}'
OO_CTR_TYPE = 'proxy'
HOSTGROUPS = {{ oo_zabbix_hostgroups | to_nice_json }}
TEMPLATES = ['Template OpenShift Proxy Ctr']
CTR_NAME = "ctr-#{OO_CTR_TYPE}-#{OO_ENV}-#{ENV['container_uuid'][0..6]}"
CTR_CONFIG_FLAG = '/shared/var/run/ctr-ipc/flag/ctr_configured'
class Start
def self.wait_for_ctr_configured
while ! File.exist?(CTR_CONFIG_FLAG)
puts "Sleeping 10 seconds, waiting for #{CTR_CONFIG_FLAG}"
sleep 10
end
end
def self.add_to_zabbix
# Need to do this as a separate script because /usr/local gets changed after this script starts.
# FIXME: we can change this once we aren't using the puppet container anymore
cmd = "/register-with-zabbix.rb --name #{CTR_NAME}"
cmd += ' ' + HOSTGROUPS.collect() { |a| "--hostgroup '#{a}'" }.join(' ')
cmd += ' ' + TEMPLATES.collect() { |a| "--template '#{a}'" }.join(' ')
puts "Running: #{cmd}"
system(cmd)
raise "failed" unless $?.exitstatus == 0
end
def self.setup_shared_dirs
puts '_'
['/usr/local', '/etc/openshift', '/var/lib/haproxy', '/etc/haproxy'].each do |shared_dir|
puts "Setting up /shared#{shared_dir}..."
FileUtils.rm_rf(shared_dir)
FileUtils.ln_s("/shared#{shared_dir}", shared_dir)
end
puts '_'
end
def self.setup_cron()
File.open('/etc/crontab', 'a') do |f|
# FIXME: on failure, this should e-mail, not log to a file. Not sure how best to do that in a 1 service per container way.
f.write("30 12 * * * root /usr/bin/flock -n /var/tmp/cron-send-cert-expiration.lock -c '/usr/bin/timeout -s9 30s /usr/local/bin/cron-send-cert-expiration.rb --server noc2.ops.rhcloud.com --zbx-host #{CTR_NAME}' &>> /var/log/cron-send-cert-expiration.log\n")
f.write("*/2 * * * * root /usr/local/bin/cron-send-haproxy-status.rb --server noc2.ops.rhcloud.com --zbx-host #{CTR_NAME} &>> /var/log/cron-send-haproxy-status.log\n")
end
end
def self.exec_cron()
puts '_'
puts 'Exec-ing cron'
puts '-------------'
puts "Starting cron..."
exec("/usr/sbin/crond -n")
end
end
if __FILE__ == $0
$stdout.sync = true
$stderr.sync = true
Start.setup_shared_dirs()
Start.wait_for_ctr_configured
Start.add_to_zabbix()
Start.setup_cron()
Start.exec_cron()
end
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