62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
package daemon
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/davecgh/go-spew/spew"
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"github.com/pkg/errors"
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)
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const dataStructuresLogNameTemplate = "daemon-data-%s.log"
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// dumpDaemon appends the daemon datastructures into file in dir and returns full path
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// to that file.
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func (d *Daemon) dumpDaemon(dir string) (string, error) {
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// Ensure we recover from a panic as we are doing this without any locking
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defer func() {
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recover()
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}()
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path := filepath.Join(dir, fmt.Sprintf(dataStructuresLogNameTemplate, strings.Replace(time.Now().Format(time.RFC3339), ":", "", -1)))
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f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0666)
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if err != nil {
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return "", errors.Wrap(err, "failed to open file to write the daemon datastructure dump")
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}
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defer f.Close()
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dump := struct {
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containers interface{}
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names interface{}
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links interface{}
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execs interface{}
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volumes interface{}
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images interface{}
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layers interface{}
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imageReferences interface{}
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downloads interface{}
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uploads interface{}
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registry interface{}
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plugins interface{}
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}{
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containers: d.containers,
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execs: d.execCommands,
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volumes: d.volumes,
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images: d.imageStore,
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layers: d.layerStore,
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imageReferences: d.referenceStore,
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downloads: d.downloadManager,
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uploads: d.uploadManager,
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registry: d.RegistryService,
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plugins: d.PluginStore,
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names: d.nameIndex,
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links: d.linkIndex,
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}
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spew.Fdump(f, dump) // Does not return an error
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f.Sync()
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return path, nil
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}
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