1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
#
# Author:: John Keiser (<jkeiser@chef.io>)
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require_relative "file_system_entry"
require_relative "cookbooks_dir"
require_relative "../exceptions"
class Chef
module ChefFS
module FileSystem
module Repository
# NB: unlike most other things in chef_fs/file_system/repository, this
# class represents both files and directories, so it needs to have the
# methods/if branches for each.
class ChefRepositoryFileSystemCookbookEntry
attr_reader :name
attr_reader :parent
attr_reader :path
attr_reader :ruby_only
attr_reader :recursive
attr_reader :file_path
alias_method :display_path, :path
alias_method :display_name, :name
alias_method :bare_name, :name
def initialize(name, parent, file_path = nil, ruby_only = false, recursive = false)
@parent = parent
@name = name
@path = Chef::ChefFS::PathUtils.join(parent.path, name)
@ruby_only = ruby_only
@recursive = recursive
@data_handler = nil
@file_path = file_path || "#{parent.file_path}/#{name}"
end
def children
entries = Dir.entries(file_path).sort
.map { |child_name| make_child_entry(child_name) }
.select { |child| child && can_have_child?(child.name, child.dir?) }
entries.select { |entry| !(entry.dir? && entry.children.size == 0 ) }
rescue Errno::ENOENT
raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
end
def can_have_child?(name, is_dir)
if is_dir
return recursive && name != "." && name != ".."
elsif ruby_only
return false if name[-3..] != ".rb"
end
# Check chefignore
ignorer = self
loop do
if ignorer.is_a?(ChefRepositoryFileSystemCookbookDir)
# Grab the path from entry to child
path_to_child = name
child = self
while child != ignorer
path_to_child = PathUtils.join(child.name, path_to_child)
child = child.parent
end
# Check whether that relative path is ignored
return !ignorer.chefignore || !ignorer.chefignore.ignored?(path_to_child)
end
ignorer = ignorer.parent
break unless ignorer
end
true
end
def write_pretty_json
false
end
def path_for_printing
file_path
end
def create_child(child_name, file_contents = nil)
child = make_child_entry(child_name)
if child.exists?
raise Chef::ChefFS::FileSystem::AlreadyExistsError.new(:create_child, child)
end
if file_contents
child.write(file_contents)
else
begin
Dir.mkdir(child.file_path)
rescue Errno::EEXIST
raise Chef::ChefFS::FileSystem::AlreadyExistsError.new(:create_child, child)
end
end
child
end
def dir?
File.directory?(file_path)
end
def delete(recurse)
FileSystemCache.instance.delete!(file_path)
begin
if dir?
unless recurse
raise MustDeleteRecursivelyError.new(self, $!)
end
FileUtils.rm_r(file_path)
else
File.delete(file_path)
end
rescue Errno::ENOENT
raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
end
end
def exists?
File.exist?(file_path) && (parent.nil? || parent.can_have_child?(name, dir?))
end
def read
File.open(file_path, "rb", &:read)
rescue Errno::ENOENT
raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
end
def write(content)
File.open(file_path, "wb") do |file|
file.write(content)
end
end
def child(name)
if can_have_child?(name, true) || can_have_child?(name, false)
result = make_child_entry(name)
end
result || NonexistentFSObject.new(name, self)
end
def root
parent.root
end
def compare_to(other)
nil
end
protected
def make_child_entry(child_name)
ChefRepositoryFileSystemCookbookEntry.new(child_name, self, nil, ruby_only, recursive)
end
end
end
end
end
end
|