42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
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package define
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import "fmt"
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// PullPolicy takes the value PullIfMissing, PullAlways, PullIfNewer, or PullNever.
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type PullPolicy int
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const (
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// PullIfMissing is one of the values that BuilderOptions.PullPolicy
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// can take, signalling that the source image should be pulled from a
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// registry if a local copy of it is not already present.
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PullIfMissing PullPolicy = iota
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// PullAlways is one of the values that BuilderOptions.PullPolicy can
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// take, signalling that a fresh, possibly updated, copy of the image
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// should be pulled from a registry before the build proceeds.
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PullAlways
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// PullIfNewer is one of the values that BuilderOptions.PullPolicy
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// can take, signalling that the source image should only be pulled
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// from a registry if a local copy is not already present or if a
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// newer version the image is present on the repository.
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PullIfNewer
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// PullNever is one of the values that BuilderOptions.PullPolicy can
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// take, signalling that the source image should not be pulled from a
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// registry if a local copy of it is not already present.
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PullNever
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)
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// String converts a PullPolicy into a string.
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func (p PullPolicy) String() string {
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switch p {
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case PullIfMissing:
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return "PullIfMissing"
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case PullAlways:
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return "PullAlways"
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case PullIfNewer:
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return "PullIfNewer"
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case PullNever:
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return "PullNever"
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}
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return fmt.Sprintf("unrecognized policy %d", p)
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}
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