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Remove max repository component length restriction 

Fixes #241

Signed-off-by: Andy Goldstein <agoldste@redhat.com>
pull/242/head
Andy Goldstein 2015-03-05 10:11:37 -05:00
parent f0ccdd448f
commit e1e724860f
2 changed files with 14 additions and 32 deletions
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37
registry/api/v2/names.go
View File

@ -15,35 +15,27 @@ const (
// single repository name slash-delimited component
RepositoryNameComponentMinLength = 2
// RepositoryNameComponentMaxLength is the maximum number of characters in a
// single repository name slash-delimited component
RepositoryNameComponentMaxLength = 30
// RepositoryNameMinComponents is the minimum number of slash-delimited
// components that a repository name must have
RepositoryNameMinComponents = 1
// RepositoryNameMaxComponents is the maximum number of slash-delimited
// components that a repository name must have
RepositoryNameMaxComponents = 5
// RepositoryNameTotalLengthMax is the maximum total number of characters in
// a repository name
RepositoryNameTotalLengthMax = 255
)
// RepositoryNameComponentRegexp restricts registtry path components names to
// start with at least two letters or numbers, with following parts able to
// separated by one period, dash or underscore.
// RepositoryNameComponentRegexp restricts registry path component names to
// start with at least one letter or number, with following parts able to
// be separated by one period, dash or underscore.
var RepositoryNameComponentRegexp = regexp.MustCompile(`[a-z0-9]+(?:[._-][a-z0-9]+)*`)
// RepositoryNameComponentAnchoredRegexp is the version of
// RepositoryNameComponentRegexp which must completely match the content
var RepositoryNameComponentAnchoredRegexp = regexp.MustCompile(`^` + RepositoryNameComponentRegexp.String() + `$`)
// RepositoryNameRegexp builds on RepositoryNameComponentRegexp to allow 1 to
// 5 path components, separated by a forward slash.
var RepositoryNameRegexp = regexp.MustCompile(`(?:` + RepositoryNameComponentRegexp.String() + `/){0,4}` + RepositoryNameComponentRegexp.String())
// RepositoryNameRegexp builds on RepositoryNameComponentRegexp to allow
// multiple path components, separated by a forward slash.
var RepositoryNameRegexp = regexp.MustCompile(`(?:` + RepositoryNameComponentRegexp.String() + `/)*` + RepositoryNameComponentRegexp.String())
// TagNameRegexp matches valid tag names. From docker/docker:graph/tags.go.
var TagNameRegexp = regexp.MustCompile(`[\w][\w.-]{0,127}`)
@ -56,19 +48,10 @@ var (
// RepositoryNameComponentMinLength
ErrRepositoryNameComponentShort = fmt.Errorf("respository name component must be %v or more characters", RepositoryNameComponentMinLength)
// ErrRepositoryNameComponentLong is returned when a repository name
// contains a component which is longer than
// RepositoryNameComponentMaxLength
ErrRepositoryNameComponentLong = fmt.Errorf("respository name component must be %v characters or less", RepositoryNameComponentMaxLength)
// ErrRepositoryNameMissingComponents is returned when a repository name
// contains fewer than RepositoryNameMinComponents components
ErrRepositoryNameMissingComponents = fmt.Errorf("repository name must have at least %v components", RepositoryNameMinComponents)
// ErrRepositoryNameTooManyComponents is returned when a repository name
// contains more than RepositoryNameMaxComponents components
ErrRepositoryNameTooManyComponents = fmt.Errorf("repository name %v or less components", RepositoryNameMaxComponents)
// ErrRepositoryNameLong is returned when a repository name is longer than
// RepositoryNameTotalLengthMax
ErrRepositoryNameLong = fmt.Errorf("repository name must not be more than %v characters", RepositoryNameTotalLengthMax)
@ -103,19 +86,11 @@ func ValidateRespositoryName(name string) error {
return ErrRepositoryNameMissingComponents
}
if len(components) > RepositoryNameMaxComponents {
return ErrRepositoryNameTooManyComponents
}
for _, component := range components {
if len(component) < RepositoryNameComponentMinLength {
return ErrRepositoryNameComponentShort
}
if len(component) > RepositoryNameComponentMaxLength {
return ErrRepositoryNameComponentLong
}
if !RepositoryNameComponentAnchoredRegexp.MatchString(component) {
return ErrRepositoryNameComponentInvalid
}

9
registry/api/v2/names_test.go
View File

@ -1,6 +1,7 @@
package v2
import (
"strings"
"testing"
)
@ -23,7 +24,6 @@ func TestRepositoryNameRegexp(t *testing.T) {
},
{
input: "aa/aa/aa/aa/aa/aa/aa/aa/aa/bb/bb/bb/bb/bb/bb",
err: ErrRepositoryNameTooManyComponents,
},
{
input: "aa/aa/bb/bb/bb",
@ -66,6 +66,13 @@ func TestRepositoryNameRegexp(t *testing.T) {
input: "a-/a/a/a",
err: ErrRepositoryNameComponentInvalid,
},
{
input: strings.Repeat("a", 255),
},
{
input: strings.Repeat("a", 256),
err: ErrRepositoryNameLong,
},
} {
failf := func(format string, v ...interface{}) {