check_max_version(name, maximal_version)
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def check_max_version(name, maximal_version)
check_version(name) do |current_version|
version(maximal_version) >= current_version
end
end
check_min_version(name, minimal_version)
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def check_min_version(name, minimal_version)
check_version(name) do |current_version|
current_version >= version(minimal_version)
end
end
command_present?(command_name)
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def command_present?(command_name)
execute?("command -v #{command_name}")
end
create_lv_snapshot(name, block_size, path)
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def create_lv_snapshot(name, block_size, path)
execute!("lvcreate -n#{name} -L#{block_size} -s #{path}")
end
directory_empty?(dir)
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def directory_empty?(dir)
Dir.entries(dir).size <= 2
end
execute(command, options = {})
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def execute(command, options = {})
execute_runner(command, options).output
end
execute!(command, options = {})
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def execute!(command, options = {})
command_runner = execute_runner(command, options)
if command_runner.success?
command_runner.output
else
raise command_runner.execution_error
end
end
execute?(command, options = {})
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def execute?(command, options = {})
execute(command, options)
$CHILD_STATUS.success?
end
execute_runner(command, options = {})
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def execute_runner(command, options = {})
command_runner = Utils::CommandRunner.new(logger, command, options)
execution.puts '' if command_runner.interactive? && respond_to?(:execution)
command_runner.run
command_runner
end
execute_with_status(command, options = {})
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def execute_with_status(command, options = {})
command_runner = execute_runner(command, options)
[command_runner.exit_status, command_runner.output]
end
file_exists?(filename)
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def file_exists?(filename)
File.exist?(filename)
end
file_nonzero?(filename)
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def file_nonzero?(filename)
File.exist?(filename) && !File.zero?(filename)
end
find_dir_containing_file(directory, target)
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def find_dir_containing_file(directory, target)
result = nil
Find.find(directory) do |path|
result = File.dirname(path) if File.basename(path) == target
end
result
end
find_package(name)
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def find_package(name)
package_manager.find_installed_package(name)
end
find_symlinks(dir_path)
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def find_symlinks(dir_path)
cmd = "find '#{dir_path}' -maxdepth 1 -type l"
result = execute(cmd).strip
result.split(/\n/)
end
foreman_plugin_name(plugin)
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def foreman_plugin_name(plugin)
plugin = plugin.tr('_', '-') if debian_or_ubuntu?
ruby_prefix + plugin
end
get_lv_info(dir)
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def get_lv_info(dir)
execute("findmnt -n --target #{dir} -o SOURCE,FSTYPE").split
end
get_lv_path(lv_name)
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def get_lv_path(lv_name)
execute("lvs --noheadings -o lv_path -S lv_name=#{lv_name}").strip
end
hammer_package()
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def hammer_package
hammer_prefix = if debian_or_ubuntu?
'hammer-cli'
else
'hammer_cli'
end
ruby_prefix + hammer_prefix
end
hammer_plugin_name(plugin)
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def hammer_plugin_name(plugin)
plugin = plugin.tr('_', '-') if debian_or_ubuntu?
[hammer_package, plugin].join(debian_or_ubuntu? ? '-' : '_')
end
hostname()
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def hostname
execute('hostname -f')
end
package_manager()
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def package_manager
ForemanMaintain.package_manager
end
package_version(name)
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def package_version(name)
ver = if el?
'%{VERSION}'
elsif debian_or_ubuntu?
'${VERSION}'
end
pkg = package_manager.find_installed_package(name, ver)
version(pkg) unless pkg.nil?
end
packages_action(action, packages, options = {})
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def packages_action(action, packages, options = {})
options.validate_options!(:assumeyes, :yum_options)
case action
when :install
package_manager.install(packages, :assumeyes => options[:assumeyes])
when :update
package_manager.update(packages, :assumeyes => options[:assumeyes],
:yum_options => options[:yum_options])
when :remove
package_manager.remove(packages, :assumeyes => options[:assumeyes])
else
raise ArgumentError, "Unexpected action #{action} expected #{expected_actions.inspect}"
end
end
parse_csv(data)
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def parse_csv(data)
parsed_data = CSV.parse(data)
header = parsed_data.first
parsed_data[1..-1].map do |row|
Hash[*header.zip(row).flatten(1)]
end
end
parse_json(json_string)
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def parse_json(json_string)
JSON.parse(json_string)
rescue StandardError
nil
end
proxy_plugin_name(plugin)
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def proxy_plugin_name(plugin)
if debian_or_ubuntu?
plugin = plugin.tr('_', '-')
proxy_plugin_prefix = 'smart-proxy-'
else
proxy_plugin_prefix = 'smart_proxy_'
end
scl = check_min_version('foreman-proxy', '2.0')
ruby_prefix(scl) + proxy_plugin_prefix + plugin
end
repository_manager()
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def repository_manager
ForemanMaintain.repository_manager
end
ruby_prefix(scl = true)
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def ruby_prefix(scl = true)
if debian_or_ubuntu?
'ruby-'
elsif el7? && scl
'tfm-rubygem-'
else
'rubygem-'
end
end
server?()
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def server?
find_package('foreman')
end
shellescape(string)
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def shellescape(string)
Shellwords.escape(string)
end
systemd_installed?()
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def systemd_installed?
File.exist?('/usr/bin/systemctl')
end
version(value)
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def version(value)
value.gsub!(/[+~]/, '-')
Version.new(value)
end