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Cherry-pick #21951 to 7.x: Always try snapshot repo for agent upgrade #22010

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Oct 21, 2020
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4 changes: 2 additions & 2 deletions x-pack/elastic-agent/pkg/agent/application/stream.go
Original file line number Diff line number Diff line change
Expand Up @@ -56,9 +56,9 @@ func streamFactory(ctx context.Context, cfg *configuration.SettingsConfig, srv *
}

func newOperator(ctx context.Context, log *logger.Logger, id routingKey, config *configuration.SettingsConfig, srv *server.Server, r state.Reporter, m monitoring.Monitor) (*operation.Operator, error) {
fetcher := downloader.NewDownloader(log, config.DownloadConfig)
fetcher := downloader.NewDownloader(log, config.DownloadConfig, false)
allowEmptyPgp, pgp := release.PGP()
verifier, err := downloader.NewVerifier(log, config.DownloadConfig, allowEmptyPgp, pgp)
verifier, err := downloader.NewVerifier(log, config.DownloadConfig, allowEmptyPgp, pgp, false)
if err != nil {
return nil, errors.New(err, "initiating verifier")
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -27,12 +27,12 @@ func (u *Upgrader) downloadArtifact(ctx context.Context, version, sourceURI stri
}

allowEmptyPgp, pgp := release.PGP()
verifier, err := downloader.NewVerifier(u.log, &settings, allowEmptyPgp, pgp)
verifier, err := downloader.NewVerifier(u.log, &settings, allowEmptyPgp, pgp, true)
if err != nil {
return "", errors.New(err, "initiating verifier")
}

fetcher := downloader.NewDownloader(u.log, &settings)
fetcher := downloader.NewDownloader(u.log, &settings, true)
path, err := fetcher.Download(ctx, agentName, agentArtifactName, version)
if err != nil {
return "", errors.New(err, "failed upgrade of agent binary")
Expand Down
3 changes: 0 additions & 3 deletions x-pack/elastic-agent/pkg/agent/application/upgrade/upgrade.go
Original file line number Diff line number Diff line change
Expand Up @@ -183,9 +183,6 @@ func (u *Upgrader) Ack(ctx context.Context) error {
}

func (u *Upgrader) sourceURI(version, retrievedURI string) (string, error) {
if strings.HasSuffix(version, "-SNAPSHOT") && retrievedURI == "" {
return "", errors.New("snapshot upgrade requires source uri", errors.TypeConfig)
}
if retrievedURI != "" {
return retrievedURI, nil
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -17,12 +17,12 @@ import (

// NewDownloader creates a downloader which first checks local directory
// and then fallbacks to remote if configured.
func NewDownloader(log *logger.Logger, config *artifact.Config) download.Downloader {
func NewDownloader(log *logger.Logger, config *artifact.Config, forceSnapshot bool) download.Downloader {
downloaders := make([]download.Downloader, 0, 3)
downloaders = append(downloaders, fs.NewDownloader(config))

// try snapshot repo before official
if release.Snapshot() {
if release.Snapshot() || forceSnapshot {
snapDownloader, err := snapshot.NewDownloader(config)
if err != nil {
log.Error(err)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ import (

// NewVerifier creates a downloader which first checks local directory
// and then fallbacks to remote if configured.
func NewVerifier(log *logger.Logger, config *artifact.Config, allowEmptyPgp bool, pgp []byte) (download.Verifier, error) {
func NewVerifier(log *logger.Logger, config *artifact.Config, allowEmptyPgp bool, pgp []byte, forceSnapshot bool) (download.Verifier, error) {
verifiers := make([]download.Verifier, 0, 3)

fsVer, err := fs.NewVerifier(config, allowEmptyPgp, pgp)
Expand All @@ -27,7 +27,7 @@ func NewVerifier(log *logger.Logger, config *artifact.Config, allowEmptyPgp bool
verifiers = append(verifiers, fsVer)

// try snapshot repo before official
if release.Snapshot() {
if release.Snapshot() || forceSnapshot {
snapshotVerifier, err := snapshot.NewVerifier(config, allowEmptyPgp, pgp)
if err != nil {
log.Error(err)
Expand Down