ccd5834d4c
close #51 Reviewed-on: https://codeberg.org/woodpecker-plugins/plugin-docker-buildx/pulls/52 Reviewed-by: Lauris BH <lafriks@noreply.codeberg.org> Co-authored-by: 6543 <6543@obermui.de> Co-committed-by: 6543 <6543@obermui.de>
116 lines
2.7 KiB
Go
116 lines
2.7 KiB
Go
package plugin
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import (
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"fmt"
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"regexp"
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"strings"
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"github.com/6543/go-version"
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)
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const tagRefPrefix = "refs/tags/"
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var dateRegex = regexp.MustCompile(`^(\d{8}|\d{4}-\d{2}-\d{2})$`)
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// DefaultTagSuffix returns a set of default suggested tags
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// based on the commit ref with an attached suffix.
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func DefaultTagSuffix(ref, defaultTag, suffix string) ([]string, error) {
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tags, err := DefaultTags(ref, defaultTag)
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if err != nil {
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return nil, err
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}
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if len(suffix) == 0 {
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return tags, nil
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}
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for i, tag := range tags {
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if tag == defaultTag {
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tags[i] = suffix
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} else {
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tags[i] = fmt.Sprintf("%s-%s", tag, suffix)
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}
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}
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return tags, nil
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}
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func splitOff(input, delim string) string {
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parts := strings.SplitN(input, delim, 2)
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if len(parts) == 2 {
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return parts[0]
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}
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return input
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}
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// DefaultTags returns a set of default suggested tags based on
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// the commit ref.
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func DefaultTags(ref, defaultTag string) ([]string, error) {
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// check if no tag event
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if !strings.HasPrefix(ref, tagRefPrefix) {
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return []string{defaultTag}, nil
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}
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// else it's an tag event
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tagString := stripTagPrefix(ref)
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// check if date
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if dateRegex.MatchString(tagString) {
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return []string{tagString}, nil
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}
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version, err := version.NewSemver(tagString)
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// if no semversion return default tag and error
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if err != nil {
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return []string{defaultTag}, err
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}
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vParts := version.Segments()
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major, minor, patch := vParts[0], vParts[1], vParts[2]
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// if prerelease or version with metadata, only use this strict version
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if version.Prerelease() != "" || version.Metadata() != "" {
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return []string{
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version.String(),
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}, nil
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}
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// check if version is acutaly a date (%Y%m%d) ... and only return that if so
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if major > 999 && major < 10000 && minor == 0 && patch == 0 {
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return []string{
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fmt.Sprintf("%d", major),
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}, nil
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}
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if major == 0 {
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return []string{
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fmt.Sprintf("%d.%d", major, minor),
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fmt.Sprintf("%d.%d.%d", major, minor, patch),
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}, nil
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}
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return []string{
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fmt.Sprintf("%d", major),
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fmt.Sprintf("%d.%d", major, minor),
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fmt.Sprintf("%d.%d.%d", major, minor, patch),
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}, nil
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}
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// UseDefaultTag for keep only default branch for latest tag
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// return true if tag event or default branch
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func UseDefaultTag(ref, defaultBranch string) bool {
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return strings.HasPrefix(ref, tagRefPrefix) ||
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stripHeadPrefix(ref) == defaultBranch
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}
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func stripHeadPrefix(ref string) string {
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return strings.TrimPrefix(ref, "refs/heads/")
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}
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func stripTagPrefix(ref string) string {
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return strings.TrimPrefix(ref, tagRefPrefix)
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}
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func isSingleTag(tag string) bool {
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// currently only filtering for seperators, this could be improoved...
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return !regexp.MustCompile(`[,\s]+`).MatchString(tag) && len(tag) > 0 && len(tag) <= 128
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}
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