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images.go
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/
images.go
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package warehouses
import (
"context"
"fmt"
"strings"
"github.com/pkg/errors"
kargoapi "github.com/akuity/kargo/api/v1alpha1"
"github.com/akuity/kargo/internal/credentials"
"github.com/akuity/kargo/internal/git"
"github.com/akuity/kargo/internal/images"
"github.com/akuity/kargo/internal/logging"
)
func (r *reconciler) getLatestImages(
ctx context.Context,
namespace string,
subs []kargoapi.RepoSubscription,
) ([]kargoapi.Image, error) {
imgs := make([]kargoapi.Image, 0, len(subs))
for _, s := range subs {
if s.Image == nil {
continue
}
sub := s.Image
logger := logging.LoggerFromContext(ctx).WithField("repo", sub.RepoURL)
creds, ok, err :=
r.credentialsDB.Get(ctx, namespace, credentials.TypeImage, sub.RepoURL)
if err != nil {
return nil, errors.Wrapf(
err,
"error obtaining credentials for image repo %q",
sub.RepoURL,
)
}
var regCreds *images.Credentials
if ok {
regCreds = &images.Credentials{
Username: creds.Username,
Password: creds.Password,
}
logger.Debug("obtained credentials for image repo")
} else {
logger.Debug("found no credentials for image repo")
}
tag, err := r.getLatestTagFn(
sub.RepoURL,
sub.UpdateStrategy,
sub.SemverConstraint,
sub.AllowTags,
sub.IgnoreTags,
sub.Platform,
regCreds,
)
if err != nil {
return nil, errors.Wrapf(
err,
"error getting latest suitable tag for image %q",
sub.RepoURL,
)
}
imgs = append(
imgs,
kargoapi.Image{
RepoURL: sub.RepoURL,
GitRepoURL: r.getImageSourceURL(sub.GitRepoURL, tag),
Tag: tag,
},
)
logger.WithField("tag", tag).
Debug("found latest suitable image tag")
}
return imgs, nil
}
const (
githubURLPrefix = "https://github.com"
)
func (r *reconciler) getImageSourceURL(gitRepoURL, tag string) string {
for baseUrl, fn := range r.imageSourceURLFnsByBaseURL {
if strings.HasPrefix(gitRepoURL, baseUrl) {
return fn(gitRepoURL, tag)
}
}
return ""
}
func getGithubImageSourceURL(gitRepoURL, tag string) string {
return fmt.Sprintf("%s/tree/%s", git.NormalizeGitURL(gitRepoURL), tag)
}