29 lines
711 B
Go
29 lines
711 B
Go
package updater
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import (
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"context"
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"fmt"
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"io"
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"github.com/shcizo/package-updater/internal/protocol"
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)
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type dispatch struct{ compose, swarm Executor }
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// NewDispatch returns an Executor that picks compose or swarm by job.Kind.
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// KindContainer and unknown kinds fail.
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func NewDispatch(compose, swarm Executor) Executor {
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return dispatch{compose: compose, swarm: swarm}
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}
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func (d dispatch) Execute(ctx context.Context, job Job, out io.Writer) (string, error) {
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switch job.Kind {
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case protocol.KindCompose:
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return d.compose.Execute(ctx, job, out)
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case protocol.KindSwarm:
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return d.swarm.Execute(ctx, job, out)
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default:
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return "", fmt.Errorf("cannot update a service of kind %q", job.Kind)
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}
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}
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