distribution/docs/v2/regexp.go
Derek McGowan 99401d7290 Allow single name component repository names
Private registries should support having images pushed with only a single name component (e.g. localhost:5000/myapp).
The public registry currently requires two name components, but this is already enforced in the registry code.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
2015-03-06 18:18:53 -08:00

19 lines
947 B
Go

package v2
import "regexp"
// This file defines regular expressions for use in route definition. These
// are also defined in the registry code base. Until they are in a common,
// shared location, and exported, they must be repeated here.
// 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.
var RepositoryNameComponentRegexp = regexp.MustCompile(`[a-z0-9]+(?:[._-][a-z0-9]+)*`)
// 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())
// TagNameRegexp matches valid tag names. From docker/docker:graph/tags.go.
var TagNameRegexp = regexp.MustCompile(`[\w][\w.-]{0,127}`)