85 lines
1.8 KiB
Go
85 lines
1.8 KiB
Go
package debian
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import (
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"errors"
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"fmt"
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"strings"
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"code.dumpstack.io/tools/out-of-tree/distro/debian/snapshot"
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)
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type DebianKernelVersion struct {
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// linux-headers-4.17.0-2-amd64_4.17.14-1_amd64.deb
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// Package version, e.g. "4.17.14-1"
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// See tags in https://salsa.debian.org/kernel-team/linux
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Package string
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// ABI version, e.g. "4.17.0-2"
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ABI string
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}
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type DebianKernel struct {
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Version DebianKernelVersion
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Image snapshot.Package
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Headers snapshot.Package
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}
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var (
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ErrNoBinaryPackages = errors.New("no binary packages found")
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ErrNoHeadersPackage = errors.New("no headers package found")
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ErrNoImagePackage = errors.New("no image package found")
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)
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func GetDebianKernel(version string) (dk DebianKernel, err error) {
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dk.Version.Package = version
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regex := `^linux-(image|headers)-[0-9\.\-]*-(amd64|amd64-unsigned)$`
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packages, err := snapshot.Packages("linux", version, "amd64", regex)
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if len(packages) == 0 {
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err = ErrNoBinaryPackages
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return
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} else if len(packages) == 1 {
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if strings.Contains(packages[0].Name, "image") {
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err = ErrNoHeadersPackage
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return
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} else if strings.Contains(packages[0].Name, "headers") {
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err = ErrNoImagePackage
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return
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} else {
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err = fmt.Errorf("wtf? %v", packages[0].Name)
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return
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}
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} else if len(packages) > 2 {
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err = errors.New("more than two binary packages found")
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return
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}
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var imageFound, headersFound bool
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for _, p := range packages {
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if strings.Contains(p.Name, "image") {
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imageFound = true
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dk.Image = p
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} else if strings.Contains(p.Name, "headers") {
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headersFound = true
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dk.Headers = p
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}
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}
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if !imageFound {
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err = errors.New("image not found")
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return
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}
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if !headersFound {
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err = errors.New("headers not found")
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return
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}
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s := strings.Replace(dk.Headers.Name, "linux-headers-", "", -1)
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dk.Version.ABI = strings.Replace(s, "-amd64", "", -1)
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return
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}
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