101 lines
2.6 KiB
Ruby
Executable File
101 lines
2.6 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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## Copyright 2016 Mellanox Technologies, Ltd
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##
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## Licensed under the Apache License, Version 2.0 (the "License");
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## you may not use this file except in compliance with the License.
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## You may obtain a copy of the License at
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##
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## http://www.apache.org/licenses/LICENSE-2.0
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##
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## Unless required by applicable law or agreed to in writing, software
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## distributed under the License is distributed on an "AS IS" BASIS,
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## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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## implied.
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## See the License for the specific language governing permissions and
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## limitations under the License.
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require 'hiera'
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ENV['LANG'] = 'C'
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LOG_FILE="/var/log/mellanox-plugin.log"
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def log(level, msg)
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current_time = Time.now.strftime("%Y-%m-%d %H:%M:%S")
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File.open(LOG_FILE, 'a') { |f|
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f.puts "#{current_time} delete_images.rb #{level}: #{msg}"
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}
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end
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def image_list
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stdout = `. /root/openrc && glance image-list`
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return_code = $?.exitstatus
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[ stdout, return_code ]
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end
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def images_ids
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stdout, return_code = image_list
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if return_code != 0
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raise 'Failed retrieving image-list'
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end
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ids = []
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stdout.split("\n").each do |line|
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fields = line.split('|').map { |f| f.chomp.strip }
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next if fields[1] == 'ID'
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next unless fields[1]
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ids << fields[1]
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end
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{:ids => ids, :exit_code => return_code}
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end
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def delete_image(id)
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command = ". /root/openrc && /usr/bin/glance image-delete #{id}"
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stdout = `#{command}`
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return_code = $?.exitstatus
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[ stdout, return_code ]
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end
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def wait_for_glance
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5.times.each do |retries|
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sleep 10 if retries > 0
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_, return_code = image_list
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return if return_code == 0
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end
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raise 'Could not get a list of glance images!'
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end
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def main
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log("info", "Waiting for glance response")
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wait_for_glance
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log("info", "Fetching list of current images")
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ids = images_ids
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if ids[:exit_code] != 0
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raise 'Failed retrieving existing images ids'
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end
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succeed = true
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ids[:ids].each do |id|
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stdout, return_code = delete_image(id)
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if return_code != 0
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log("error", "Failed deleting image with ID = '#{id}'" + stdout)
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succeed = false
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end
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end
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if ! succeed
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log("error", "Some images weren't deleted, this may cause errors when "+
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"uploading images to glance or when creating an instance")
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end
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end
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########################
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begin
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main
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rescue
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log("error", "Some images weren't deleted, this may cause errors when "+
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"uploading images to glance or when creating an instance")
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exit 1
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else
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log("info", "Successfully deleted all existing images from glance")
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end
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