mirror of
https://github.com/edgelesssys/constellation.git
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115 lines
3.2 KiB
Go
115 lines
3.2 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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"errors"
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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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// ImageInfo contains information about the OS images for a specific version.
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type ImageInfo struct {
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// Ref is the reference name of the image.
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Ref string `json:"ref,omitempty"`
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// Stream is the stream name of the image.
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Stream string `json:"stream,omitempty"`
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// Version is the version of the image.
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Version string `json:"version,omitempty"`
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// AWS is a map of AWS regions to AMI IDs.
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AWS map[string]string `json:"aws,omitempty"`
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// Azure is a map of image types to Azure image IDs.
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Azure map[string]string `json:"azure,omitempty"`
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// GCP is a map of image types to GCP image IDs.
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GCP map[string]string `json:"gcp,omitempty"`
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// QEMU is a map of image types to QEMU image URLs.
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QEMU map[string]string `json:"qemu,omitempty"`
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}
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// JSONPath returns the S3 JSON path for this object.
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func (i ImageInfo) JSONPath() string {
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return path.Join(
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constants.CDNAPIPrefix,
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"ref", i.Ref,
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"stream", i.Stream,
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"image", i.Version,
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"info.json",
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)
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}
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// URL returns the URL to the JSON file for this object.
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func (i ImageInfo) 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 = i.JSONPath()
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return url.String(), nil
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}
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// ValidateRequest validates the request parameters of the list.
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// The provider specific maps must be empty.
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func (i ImageInfo) ValidateRequest() error {
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var retErr error
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if err := ValidateRef(i.Ref); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if err := ValidateStream(i.Ref, i.Stream); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if !semver.IsValid(i.Version) {
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retErr = multierr.Append(retErr, fmt.Errorf("version %q is not a valid semver", i.Version))
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}
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if len(i.AWS) != 0 {
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retErr = multierr.Append(retErr, errors.New("AWS map must be empty for request"))
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}
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if len(i.Azure) != 0 {
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retErr = multierr.Append(retErr, errors.New("Azure map must be empty for request"))
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}
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if len(i.GCP) != 0 {
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retErr = multierr.Append(retErr, errors.New("GCP map must be empty for request"))
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}
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if len(i.QEMU) != 0 {
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retErr = multierr.Append(retErr, errors.New("QEMU map must be empty for request"))
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}
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return retErr
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}
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// Validate checks if the image info is valid.
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func (i ImageInfo) Validate() error {
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var retErr error
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if err := ValidateRef(i.Ref); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if err := ValidateStream(i.Ref, i.Stream); err != nil {
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retErr = multierr.Append(retErr, err)
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}
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if !semver.IsValid(i.Version) {
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retErr = multierr.Append(retErr, fmt.Errorf("version %q is not a valid semver", i.Version))
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}
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if len(i.AWS) == 0 {
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retErr = multierr.Append(retErr, errors.New("AWS map must not be empty"))
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}
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if len(i.Azure) == 0 {
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retErr = multierr.Append(retErr, errors.New("Azure map must not be empty"))
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}
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if len(i.GCP) == 0 {
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retErr = multierr.Append(retErr, errors.New("GCP map must not be empty"))
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}
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if len(i.QEMU) == 0 {
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retErr = multierr.Append(retErr, errors.New("QEMU map must not be empty"))
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}
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return retErr
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}
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