49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
package instances
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import (
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"time"
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"github.com/FAU-CDI/wisski-distillery/pkg/environment"
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"github.com/tkw1536/goprogram/exit"
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"github.com/tkw1536/goprogram/stream"
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)
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var errBlindUpdateFailed = exit.Error{
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Message: "Failed to run blind update script for instance %q: exited with code %s",
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ExitCode: exit.ExitGeneric,
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}
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// BlinUpdate performs a blind update of the given instance
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func (wisski *WissKI) BlindUpdate(io stream.IOStream) error {
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code, err := wisski.Shell(io, "/runtime/blind_update.sh")
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if err != nil {
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return errBlindUpdateFailed.WithMessageF(wisski.Slug, environment.ExecCommandError)
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}
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if code != 0 {
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return errBlindUpdateFailed.WithMessageF(wisski.Slug, code)
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}
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return wisski.setLastUpdate()
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}
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const KeyLastUpdate MetaKey = "lastUpdate"
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func (wisski *WissKI) LastUpdate() (t time.Time, err error) {
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var epoch int64
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// read the epoch!
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err = wisski.Metadata().Get(KeyLastUpdate, &epoch)
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if err == ErrMetadatumNotSet {
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return t, nil
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}
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if err != nil {
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return t, err
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}
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// and turn it into time!
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return time.Unix(epoch, 0), nil
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}
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func (wisski *WissKI) setLastUpdate() error {
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return wisski.Metadata().Set(KeyLastUpdate, time.Now().Unix())
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}
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