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
|
# frozen_string_literal: true
require 'spec_helper'
describe Specinfra::Backend::Lxd do
let(:lxd_instance) { 'instance' }
let(:lxd_remote) { 'remote' }
let(:lxc_exec) { "lxc exec #{lxd_remote}:#{lxd_instance}" }
before(:each) do
set :backend, :lxd
RSpec.configure do |c|
c.lxd_instance = lxd_instance
c.lxd_remote = lxd_remote
end
end
after(:each) do
Specinfra::Backend::Lxd.clear
end
describe '#build_command' do
context 'without required lxd_instance set' do
let(:lxd_instance) { nil }
it {
expect { subject.build_command('true') }.to raise_error(RuntimeError, /lxd_instance/)
}
end
context 'without required lxd_remote set' do
let(:lxd_remote) { nil }
it {
expect { subject.build_command('true') }.to raise_error(RuntimeError, /lxd_remote/)
}
end
context 'with simple command' do
it 'should escape spaces' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- /bin/sh -c test\\ -f\\ /etc/passwd"
end
end
context 'with complex command' do
it 'should escape special chars' do
expect(subject.build_command('test ! -f /etc/selinux/config || (getenforce | grep -i -- disabled && grep -i -- ^SELINUX=disabled$ /etc/selinux/config)'))
.to eq "lxc exec #{lxd_remote}:#{lxd_instance} -- /bin/sh -c test\\ \\!\\ -f\\ /etc/selinux/config\\ \\|\\|\\ \\(getenforce\\ \\|\\ grep\\ -i\\ --\\ disabled\\ \\&\\&\\ grep\\ -i\\ --\\ \\^SELINUX\\=disabled\\$\\ /etc/selinux/config\\)"
end
it 'should escape quotes' do
if Gem::Version.new(RUBY_VERSION.dup) < Gem::Version.new('2.7')
expect(subject.build_command(%Q(find /etc/apt/ -name \*.list | xargs grep -o -E "^deb +[\\"']?http://ppa.launchpad.net/gluster/glusterfs-3.7"))).to eq("#{lxc_exec} -- /bin/sh -c find\\ /etc/apt/\\ -name\\ \\*.list\\ \\|\\ xargs\\ grep\\ -o\\ -E\\ \\\"\\^deb\\ \\+\\[\\\\\\\"\\'\\]\\?http://ppa.launchpad.net/gluster/glusterfs-3.7\\\"")
else
# Since Ruby 2.7, `+` is not escaped.
expect(subject.build_command(%Q(find /etc/apt/ -name \*.list | xargs grep -o -E "^deb +[\\"']?http://ppa.launchpad.net/gluster/glusterfs-3.7"))).to eq("#{lxc_exec} -- /bin/sh -c find\\ /etc/apt/\\ -name\\ \\*.list\\ \\|\\ xargs\\ grep\\ -o\\ -E\\ \\\"\\^deb\\ +\\[\\\\\\\"\\'\\]\\?http://ppa.launchpad.net/gluster/glusterfs-3.7\\\"")
end
end
end
context 'with custom shell' do
before { RSpec.configure { |c| c.shell = '/usr/local/bin/tcsh' } }
after { RSpec.configure { |c| c.shell = nil } }
it 'should use custom shell' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- /usr/local/bin/tcsh -c test\\ -f\\ /etc/passwd"
end
end
context 'with custom shell that needs escaping' do
before { RSpec.configure { |c| c.shell = '/usr/test & spec/bin/sh' } }
after { RSpec.configure { |c| c.shell = nil } }
it 'should use custom shell' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- /usr/test\\ \\&\\ spec/bin/sh -c test\\ -f\\ /etc/passwd"
end
end
context 'with an interactive shell' do
before { RSpec.configure { |c| c.interactive_shell = true } }
after { RSpec.configure { |c| c.interactive_shell = nil } }
it 'should emulate an interactive shell' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -t -- /bin/sh -i -c test\\ -f\\ /etc/passwd"
end
end
context 'with an login shell' do
before { RSpec.configure { |c| c.login_shell = true } }
after { RSpec.configure { |c| c.login_shell = nil } }
it 'should emulate an login shell' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- /bin/sh -l -c test\\ -f\\ /etc/passwd"
end
end
context 'with custom path' do
before { RSpec.configure { |c| c.path = '/opt/bin:/opt/foo/bin:$PATH' } }
after { RSpec.configure { |c| c.path = nil } }
it 'should use custom path' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- env PATH=\"/opt/bin:/opt/foo/bin:$PATH\" /bin/sh -c test\\ -f\\ /etc/passwd"
end
end
context 'with custom path that needs escaping' do
before { RSpec.configure { |c| c.path = '/opt/bin:/opt/test & spec/bin:$PATH' } }
after { RSpec.configure { |c| c.path = nil } }
it 'should use custom path' do
expect(subject.build_command('test -f /etc/passwd')).to eq "#{lxc_exec} -- env PATH=\"/opt/bin:/opt/test & spec/bin:$PATH\" /bin/sh -c test\\ -f\\ /etc/passwd"
end
end
end
end
|
