37 lines
923 B
Go
37 lines
923 B
Go
package overlay
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import (
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"os"
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"path"
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"strings"
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"github.com/hpcng/warewulf/internal/pkg/warewulfconf"
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)
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func OverlaySourceTopDir() string {
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conf := warewulfconf.New()
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return conf.WWOVERLAYDIR()
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}
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/*
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Return the path for the base of the overlay, strips rootfs
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prefix in the overlay dir if this it exists
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*/
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func OverlaySourceDir(overlayName string) string {
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/* Assume using old style overlay dir without rootfs */
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var overlaypath = path.Join(OverlaySourceTopDir(), overlayName)
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if _, err := os.Stat(path.Join(overlaypath, "rootfs")); err == nil {
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/* rootfs exists, use it. */
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overlaypath = path.Join(overlaypath, "rootfs")
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}
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return overlaypath
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}
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/*
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Returns the overlay name of the image for a given node
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*/
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func OverlayImage(nodeName string, overlayName []string) string {
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conf := warewulfconf.New()
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return path.Join(conf.WWPROVISIONDIR(), "overlays/", nodeName, strings.Join(overlayName, "-")+".img")
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}
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