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require 'chef/chef_fs/knife'
class Chef
class Knife
class Delete < Chef::ChefFS::Knife
banner "knife delete [PATTERN1 ... PATTERNn]"
category "path-based"
deps do
require 'chef/chef_fs/file_system'
end
option :recurse,
:short => '-r',
:long => '--[no-]recurse',
:boolean => true,
:default => false,
:description => "Delete directories recursively."
option :both,
:long => '--both',
:boolean => true,
:default => false,
:description => "Delete both the local and remote copies."
option :local,
:long => '--local',
:boolean => true,
:default => false,
:description => "Delete the local copy (leave the remote copy)."
def run
if name_args.length == 0
show_usage
ui.fatal("Must specify at least one argument. If you want to delete everything in this directory, type \"knife delete --recurse .\"")
exit 1
end
# Get the matches (recursively)
error = false
if config[:local]
pattern_args.each do |pattern|
Chef::ChefFS::FileSystem.list(local_fs, pattern).each do |result|
if delete_result(result)
error = true
end
end
end
elsif config[:both]
pattern_args.each do |pattern|
Chef::ChefFS::FileSystem.list_pairs(pattern, chef_fs, local_fs).each do |chef_result, local_result|
if delete_result(chef_result, local_result)
error = true
end
end
end
else # Remote only
pattern_args.each do |pattern|
Chef::ChefFS::FileSystem.list(chef_fs, pattern).each do |result|
if delete_result(result)
error = true
end
end
end
end
if error
exit 1
end
end
def format_path_with_root(entry)
root = entry.root == chef_fs ? " (remote)" : " (local)"
"#{format_path(entry)}#{root}"
end
def delete_result(*results)
deleted_any = false
found_any = false
error = false
results.each do |result|
begin
result.delete(config[:recurse])
deleted_any = true
found_any = true
rescue Chef::ChefFS::FileSystem::NotFoundError
# This is not an error unless *all* of them were not found
rescue Chef::ChefFS::FileSystem::MustDeleteRecursivelyError => e
ui.error "#{format_path_with_root(e.entry)} must be deleted recursively! Pass -r to knife delete."
found_any = true
error = true
rescue Chef::ChefFS::FileSystem::OperationNotAllowedError => e
ui.error "#{format_path_with_root(e.entry)} #{e.reason}."
found_any = true
error = true
end
end
if deleted_any
output("Deleted #{format_path(results[0])}")
elsif !found_any
ui.error "#{format_path(results[0])}: No such file or directory"
error = true
end
error
end
end
end
end
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