51 lines
1.5 KiB
Go
51 lines
1.5 KiB
Go
package overlay
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import (
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"io/ioutil"
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"path"
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"strings"
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"github.com/hpcng/warewulf/internal/pkg/container"
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"github.com/hpcng/warewulf/internal/pkg/util"
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"github.com/hpcng/warewulf/internal/pkg/wwlog"
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)
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func templateFileInclude(path string) string {
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wwlog.Printf(wwlog.DEBUG, "Including file into template: %s\n", path)
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content, err := ioutil.ReadFile(path)
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if err != nil {
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wwlog.Printf(wwlog.VERBOSE, "Could not include file into template: %s\n", err)
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}
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return strings.TrimSuffix(string(content), "\n")
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}
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func templateContainerFileInclude(containername string, filepath string) string {
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wwlog.Printf(wwlog.VERBOSE, "Including file from Container into template: %s:%s\n", containername, filepath)
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if containername == "" {
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wwlog.Printf(wwlog.WARN, "Container is not defined for node: %s\n", filepath)
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return ""
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}
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if !container.ValidSource(containername) {
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wwlog.Printf(wwlog.WARN, "Template requires file(s) from non-existant container: %s:%s\n", containername, filepath)
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return ""
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}
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containerDir := container.RootFsDir(containername)
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wwlog.Printf(wwlog.DEBUG, "Including file from container: %s:%s\n", containerDir, filepath)
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if !util.IsFile(path.Join(containerDir, filepath)) {
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wwlog.Printf(wwlog.WARN, "Requested file from container does not exist: %s:%s\n", containername, filepath)
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return ""
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}
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content, err := ioutil.ReadFile(path.Join(containerDir, filepath))
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if err != nil {
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wwlog.Printf(wwlog.ERROR, "Template include failed: %s\n", err)
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}
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return strings.TrimSuffix(string(content), "\n")
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}
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