mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-20 00:06:21 +00:00
94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package versionsapi
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import (
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"fmt"
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"net/url"
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"path"
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"github.com/edgelesssys/constellation/v2/internal/constants"
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"go.uber.org/multierr"
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"golang.org/x/mod/semver"
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)
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// Latest is the latest version of a kind of resource.
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type Latest struct {
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// Ref is the branch name this latest version belongs to.
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Ref string `json:"ref,omitempty"`
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// Stream is stream name this latest version belongs to.
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Stream string `json:"stream,omitempty"`
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// Kind is the kind of resource this latest version is for.
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Kind VersionKind `json:"kind,omitempty"`
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// Version is the latest version for this ref, stream and kind.
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Version string `json:"version,omitempty"`
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}
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// JSONPath returns the S3 JSON path for this object.
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func (l Latest) JSONPath() string {
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return path.Join(
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constants.CDNAPIPrefix,
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"ref", l.Ref,
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"stream", l.Stream,
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"versions",
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"latest",
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l.Kind.String()+".json",
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)
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}
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// URL returns the URL for this object.
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func (l Latest) URL() (string, error) {
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url, err := url.Parse(constants.CDNRepositoryURL)
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if err != nil {
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return "", fmt.Errorf("parsing CDN URL: %w", err)
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}
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url.Path = l.JSONPath()
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return url.String(), nil
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}
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// Validate checks if this latest version is valid.
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func (l Latest) Validate() error {
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var retErr error
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if err := ValidateRef(l.Ref); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if err := ValidateStream(l.Ref, l.Stream); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if l.Kind == VersionKindUnknown {
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retErr = multierr.Append(retErr, fmt.Errorf("version of kind %q is not supported", l.Kind))
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}
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if !semver.IsValid(l.Version) {
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retErr = multierr.Append(retErr, fmt.Errorf("version %q is not a valid semver", l.Version))
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}
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return retErr
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}
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// ValidateRequest checks if this latest version beside values that are fetched.
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func (l Latest) ValidateRequest() error {
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var retErr error
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if err := ValidateRef(l.Ref); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if err := ValidateStream(l.Ref, l.Stream); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if l.Kind == VersionKindUnknown {
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retErr = multierr.Append(retErr, fmt.Errorf("version of kind %q is not supported", l.Kind))
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}
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if l.Version != "" {
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retErr = multierr.Append(retErr, fmt.Errorf("version %q must be empty for request", l.Version))
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}
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return retErr
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}
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// ShortPath returns the short path of the latest version.
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func (l Latest) ShortPath() string {
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return shortPath(l.Ref, l.Stream, l.Version)
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}
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