1 package client
2
3 import (
4 "errors"
5 "fmt"
6 )
7
8 var (
9 ErrNoRootKeys = errors.New("tuf: no root keys found in local meta store")
10 ErrInsufficientKeys = errors.New("tuf: insufficient keys to meet threshold")
11 ErrNoLocalSnapshot = errors.New("tuf: no snapshot stored locally")
12 )
13
14 type ErrMissingRemoteMetadata struct {
15 Name string
16 }
17
18 func (e ErrMissingRemoteMetadata) Error() string {
19 return fmt.Sprintf("tuf: missing remote metadata %s", e.Name)
20 }
21
22 type ErrDownloadFailed struct {
23 File string
24 Err error
25 }
26
27 func (e ErrDownloadFailed) Error() string {
28 return fmt.Sprintf("tuf: failed to download %s: %s", e.File, e.Err)
29 }
30
31 type ErrDecodeFailed struct {
32 File string
33 Err error
34 }
35
36 func (e ErrDecodeFailed) Error() string {
37 return fmt.Sprintf("tuf: failed to decode %s: %s", e.File, e.Err)
38 }
39
40 type ErrMaxDelegations struct {
41 Target string
42 MaxDelegations int
43 SnapshotVersion int64
44 }
45
46 func (e ErrMaxDelegations) Error() string {
47 return fmt.Sprintf("tuf: max delegation of %d reached searching for %s with snapshot version %d", e.MaxDelegations, e.Target, e.SnapshotVersion)
48 }
49
50 type ErrNotFound struct {
51 File string
52 }
53
54 func (e ErrNotFound) Error() string {
55 return fmt.Sprintf("tuf: file not found: %s", e.File)
56 }
57
58 func IsNotFound(err error) bool {
59 _, ok := err.(ErrNotFound)
60 return ok
61 }
62
63 type ErrWrongSize struct {
64 File string
65 Actual int64
66 Expected int64
67 }
68
69 func (e ErrWrongSize) Error() string {
70 return fmt.Sprintf("tuf: unexpected file size: %s (expected %d bytes, got %d bytes)", e.File, e.Expected, e.Actual)
71 }
72
73 type ErrUnknownTarget struct {
74 Name string
75 SnapshotVersion int64
76 }
77
78 func (e ErrUnknownTarget) Error() string {
79 return fmt.Sprintf("tuf: unknown target file: %s with snapshot version %d", e.Name, e.SnapshotVersion)
80 }
81
82 type ErrMetaTooLarge struct {
83 Name string
84 Size int64
85 MaxSize int64
86 }
87
88 func (e ErrMetaTooLarge) Error() string {
89 return fmt.Sprintf("tuf: %s size %d bytes greater than maximum %d bytes", e.Name, e.Size, e.MaxSize)
90 }
91
92 type ErrInvalidURL struct {
93 URL string
94 }
95
96 func (e ErrInvalidURL) Error() string {
97 return fmt.Sprintf("tuf: invalid repository URL %s", e.URL)
98 }
99
100 type ErrRoleNotInSnapshot struct {
101 Role string
102 SnapshotVersion int64
103 }
104
105 func (e ErrRoleNotInSnapshot) Error() string {
106 return fmt.Sprintf("tuf: role %s not in snapshot version %d", e.Role, e.SnapshotVersion)
107 }
108
View as plain text