summaryrefslogtreecommitdiff
path: root/pkg/apparmor/apparmor_linux_test.go
blob: 3ff6e18bce8d90cf7d24d77a1af18494417b8472 (plain)
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
// +build linux,apparmor

package apparmor

import (
	"os"
	"testing"
)

type versionExpected struct {
	output  string
	version int
}

func TestParseAAParserVersion(t *testing.T) {
	if !IsEnabled() {
		t.Skip("AppArmor disabled: skipping tests")
	}
	versions := []versionExpected{
		{
			output: `AppArmor parser version 2.10
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 210000,
		},
		{
			output: `AppArmor parser version 2.8
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 208000,
		},
		{
			output: `AppArmor parser version 2.20
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 220000,
		},
		{
			output: `AppArmor parser version 2.05
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 205000,
		},
		{
			output: `AppArmor parser version 2.9.95
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 209095,
		},
		{
			output: `AppArmor parser version 3.14.159
Copyright (C) 1999-2008 Novell Inc.
Copyright 2009-2012 Canonical Ltd.

`,
			version: 314159,
		},
	}

	for _, v := range versions {
		version, err := parseAAParserVersion(v.output)
		if err != nil {
			t.Fatalf("expected error to be nil for %#v, got: %v", v, err)
		}
		if version != v.version {
			t.Fatalf("expected version to be %d, was %d, for: %#v\n", v.version, version, v)
		}
	}
}

const (
	aapath  = "/sys/kernel/security/apparmor/"
	profile = "libpod-default-testing"
)

func TestInstallDefault(t *testing.T) {
	if _, err := os.Stat(aapath); err != nil {
		t.Skip("AppArmor isn't available in this environment")
	}

	// removes `profile`
	removeProfile := func() error {
		path := aapath + ".remove"

		f, err := os.OpenFile(path, os.O_APPEND|os.O_WRONLY, os.ModeAppend)
		if err != nil {
			return err
		}
		defer f.Close()

		_, err = f.WriteString(profile)
		return err
	}

	// makes sure `profile` is loaded according to `state`
	checkLoaded := func(state bool) {
		loaded, err := IsLoaded(profile)
		if err != nil {
			t.Fatalf("Error searching AppArmor profile '%s': %v", profile, err)
		}
		if state != loaded {
			if state {
				t.Fatalf("AppArmor profile '%s' isn't loaded but should", profile)
			} else {
				t.Fatalf("AppArmor profile '%s' is loaded but shouldn't", profile)
			}
		}
	}

	// test installing the profile
	if err := InstallDefault(profile); err != nil {
		t.Fatalf("Couldn't install AppArmor profile '%s': %v", profile, err)
	}
	checkLoaded(true)

	// remove the profile and check again
	if err := removeProfile(); err != nil {
		t.Fatalf("Couldn't remove AppArmor profile '%s': %v", profile, err)
	}
	checkLoaded(false)
}

func TestDefaultContent(t *testing.T) {
	if _, err := os.Stat(aapath); err != nil {
		t.Skip("AppArmor isn't available in this environment")
	}
	if _, err := DefaultContent(profile); err != nil {
		t.Fatalf("Couldn't retrieve default AppArmor profile content '%s': %v", profile, err)
	}
}