-
Notifications
You must be signed in to change notification settings - Fork 2.2k
/
artifact.go
158 lines (130 loc) · 3.6 KB
/
artifact.go
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
package pom
import (
"fmt"
"os"
"regexp"
"strings"
"github.com/samber/lo"
"golang.org/x/exp/slices"
ftypes "github.com/aquasecurity/trivy/pkg/fanal/types"
"github.com/aquasecurity/trivy/pkg/log"
)
var (
varRegexp = regexp.MustCompile(`\${(\S+?)}`)
)
type artifact struct {
GroupID string
ArtifactID string
Version version
Licenses []string
Exclusions map[string]struct{}
Module bool
Relationship ftypes.Relationship
Locations ftypes.Locations
}
func newArtifact(groupID, artifactID, version string, licenses []string, props map[string]string) artifact {
return artifact{
GroupID: evaluateVariable(groupID, props, nil),
ArtifactID: evaluateVariable(artifactID, props, nil),
Version: newVersion(evaluateVariable(version, props, nil)),
Licenses: licenses,
Relationship: ftypes.RelationshipIndirect, // default
}
}
func (a artifact) IsEmpty() bool {
return a.GroupID == "" || a.ArtifactID == "" || a.Version.String() == ""
}
func (a artifact) Equal(o artifact) bool {
return a.GroupID == o.GroupID || a.ArtifactID == o.ArtifactID || a.Version.String() == o.Version.String()
}
func (a artifact) ToPOMLicenses() pomLicenses {
return pomLicenses{
License: lo.Map(a.Licenses, func(lic string, _ int) pomLicense {
return pomLicense{Name: lic}
}),
}
}
func (a artifact) Inherit(parent artifact) artifact {
// inherited from a parent
if a.GroupID == "" {
a.GroupID = parent.GroupID
}
if len(a.Licenses) == 0 {
a.Licenses = parent.Licenses
}
if a.Version.String() == "" {
a.Version = parent.Version
}
return a
}
func (a artifact) Name() string {
return fmt.Sprintf("%s:%s", a.GroupID, a.ArtifactID)
}
func (a artifact) String() string {
return fmt.Sprintf("%s:%s", a.Name(), a.Version)
}
type version struct {
ver string
hard bool
}
// Only soft and hard requirements for the specified version are supported at the moment.
func newVersion(s string) version {
var hard bool
if strings.HasPrefix(s, "[") && strings.HasSuffix(s, "]") {
s = strings.Trim(s, "[]")
hard = true
}
// TODO: Other requirements are not supported
if strings.ContainsAny(s, ",()[]") {
s = ""
}
return version{
ver: s,
hard: hard,
}
}
func (v1 version) shouldOverride(v2 version) bool {
if !v1.hard && v2.hard {
return true
}
return false
}
func (v1 version) String() string {
return v1.ver
}
func evaluateVariable(s string, props map[string]string, seenProps []string) string {
if props == nil {
props = make(map[string]string)
}
for _, m := range varRegexp.FindAllStringSubmatch(s, -1) {
var newValue string
// env.X: https://maven.apache.org/pom.html#Properties
// e.g. env.PATH
if strings.HasPrefix(m[1], "env.") {
newValue = os.Getenv(strings.TrimPrefix(m[1], "env."))
} else {
// <properties> might include another property.
// e.g. <animal.sniffer.skip>${skipTests}</animal.sniffer.skip>
ss, ok := props[m[1]]
if ok {
// search for looped properties
if slices.Contains(seenProps, ss) {
printLoopedPropertiesStack(m[0], seenProps)
return ""
}
seenProps = append(seenProps, ss) // save evaluated props to check if we get this prop again
newValue = evaluateVariable(ss, props, seenProps)
seenProps = []string{} // clear props if we returned from recursive. Required for correct work with 2 same props like ${foo}-${foo}
}
}
s = strings.ReplaceAll(s, m[0], newValue)
}
return s
}
func printLoopedPropertiesStack(env string, usedProps []string) {
var s string
for _, prop := range usedProps {
s += fmt.Sprintf("%s -> ", prop)
}
log.Warn("Lopped properties were detected", log.String("prop", s+env))
}