91 lines
2.2 KiB
Go
91 lines
2.2 KiB
Go
package build
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import (
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"errors"
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"os"
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"github.com/hpcng/warewulf/internal/pkg/node"
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"github.com/hpcng/warewulf/internal/pkg/overlay"
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"github.com/hpcng/warewulf/internal/pkg/warewulfconf"
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"github.com/hpcng/warewulf/internal/pkg/wwlog"
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"github.com/hpcng/warewulf/pkg/hostlist"
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"github.com/spf13/cobra"
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)
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func CobraRunE(cmd *cobra.Command, args []string) error {
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controller, err := warewulfconf.New()
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if err != nil {
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wwlog.Printf(wwlog.ERROR, "%s\n", err)
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os.Exit(1)
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}
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nodeDB, err := node.New()
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if err != nil {
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wwlog.Printf(wwlog.ERROR, "Could not open node configuration: %s\n", err)
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os.Exit(1)
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}
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nodes, err := nodeDB.FindAllNodes()
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if err != nil {
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wwlog.Printf(wwlog.ERROR, "Could not get node list: %s\n", err)
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os.Exit(1)
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}
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if len(args) > 0 {
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args = hostlist.Expand(args)
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nodes = node.FilterByName(nodes, args)
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if len(nodes) < len(args) {
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return errors.New("Failed to find nodes")
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}
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}
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if OverlayDir != "" {
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if len(OverlayNames) == 0 {
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// TODO: should this behave the same as OverlayDir == "", and build default
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// set to overlays?
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return errors.New("Must specify overlay(s) to build")
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}
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if len(args) > 0 {
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if len(nodes) != 1 {
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return errors.New("Must specify one node to build overlay")
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}
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for _, node := range nodes {
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return overlay.BuildOverlayIndir(node, OverlayNames, OverlayDir)
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}
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} else {
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// TODO this seems different than what is set in BuildHostOverlay
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var host node.NodeInfo
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var idEntry node.Entry
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hostname, _ := os.Hostname()
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wwlog.Info("Building overlay for host: %s", hostname)
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idEntry.Set(hostname)
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host.Id = idEntry
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return overlay.BuildOverlayIndir(host, OverlayNames, OverlayDir)
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}
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}
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if BuildHost || (!BuildHost && !BuildNodes && len(args) == 0 && controller.Warewulf.EnableHostOverlay) {
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err := overlay.BuildHostOverlay()
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if err != nil {
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wwlog.Printf(wwlog.WARN, "host overlay could not be built: %s\n", err)
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}
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}
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if BuildNodes || (!BuildHost && !BuildNodes) {
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if len(OverlayNames) > 0 {
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err = overlay.BuildSpecificOverlays(nodes, OverlayNames)
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} else {
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err = overlay.BuildAllOverlays(nodes)
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}
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if err != nil {
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wwlog.Printf(wwlog.WARN, "Some overlays failed to be generated: %s\n", err)
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}
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}
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return nil
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}
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