Implement debian package

distro/debian/cache.go

@@ -2,8 +2,6 @@ package debian
 
 import (
 	"github.com/rapidloop/skv"
-
-	"code.dumpstack.io/tools/out-of-tree/distro/debian/snapshot"
 )
 
 type Cache struct {
@@ -16,11 +14,11 @@ func NewCache(path string) (c *Cache, err error) {
 	return
 }
 
-func (c Cache) Put(p snapshot.Package) error {
+func (c Cache) Put(p DebianKernel) error {
-	return c.store.Put(p.Version, p)
+	return c.store.Put(p.Version.Package, p)
 }
 
-func (c Cache) Get(version string) (p snapshot.Package, err error) {
+func (c Cache) Get(version string) (p DebianKernel, err error) {
 	err = c.store.Get(version, &p)
 	return
 }

distro/debian/cache_test.go

@@ -6,8 +6,6 @@ import (
 	"testing"
 
 	"github.com/rapidloop/skv"
-
-	"code.dumpstack.io/tools/out-of-tree/distro/debian/snapshot"
 )
 
 func TestCache(t *testing.T) {
@@ -24,23 +22,24 @@ func TestCache(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	packages, err := snapshot.Packages("linux", "4.17.14-1", "amd64",
+	version := "4.17.14-1"
-		`^linux-(image|headers)-[0-9\.\-]*-(amd64|amd64-unsigned)$`)
+
+	dk, err := GetDebianKernel(version)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	err = c.Put(packages[0])
+	err = c.Put(dk)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	p, err := c.Get(packages[0].Version)
+	dk2, err := c.Get(version)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	if p.Deb.Hash != packages[0].Deb.Hash {
+	if dk.Image.Deb.Hash != dk2.Image.Deb.Hash {
 		t.Fatalf("mismatch")
 	}
 
@@ -52,16 +51,16 @@ func TestCache(t *testing.T) {
 	}
 	defer c.Close()
 
-	p, err = c.Get(packages[0].Version)
+	dk3, err := c.Get(version)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	if p.Deb.Hash != packages[0].Deb.Hash {
+	if dk.Image.Deb.Hash != dk3.Image.Deb.Hash {
 		t.Fatalf("mismatch")
 	}
 
-	p, err = c.Get("key not exist")
+	_, err = c.Get("key not exist")
 	if err == nil || err != skv.ErrNotFound {
 		t.Fatal(err)
 	}

distro/debian/kernel.go

@@ -0,0 +1,63 @@
+package debian
+
+import (
+	"errors"
+	"strings"
+
+	"code.dumpstack.io/tools/out-of-tree/distro/debian/snapshot"
+)
+
+type DebianKernelVersion struct {
+	// linux-headers-4.17.0-2-amd64_4.17.14-1_amd64.deb
+
+	// Package version, e.g. "4.17.14-1"
+	// See tags in https://salsa.debian.org/kernel-team/linux
+	Package string
+
+	// ABI version, e.g. "4.17.0-2"
+	ABI string
+}
+
+type DebianKernel struct {
+	Version DebianKernelVersion
+	Image   snapshot.Package
+	Headers snapshot.Package
+}
+
+func GetDebianKernel(version string) (dk DebianKernel, err error) {
+	dk.Version.Package = version
+
+	regex := `^linux-(image|headers)-[0-9\.\-]*-(amd64|amd64-unsigned)$`
+
+	packages, err := snapshot.Packages("linux", version, "amd64", regex)
+	if len(packages) != 2 {
+		err = errors.New("len(packages) != 2")
+		return
+	}
+
+	var imageFound, headersFound bool
+	for _, p := range packages {
+		if strings.Contains(p.Name, "image") {
+			imageFound = true
+			dk.Image = p
+		} else if strings.Contains(p.Name, "headers") {
+			headersFound = true
+			dk.Headers = p
+		}
+	}
+
+	if !imageFound {
+		err = errors.New("image not found")
+		return
+	}
+
+	if !headersFound {
+		err = errors.New("headers not found")
+		return
+	}
+
+	s := strings.Replace(dk.Headers.Name, "linux-headers-", "", -1)
+	dk.Version.ABI = strings.Replace(s, "-amd64", "", -1)
+
+	return
+}

distro/debian/kernel_test.go

@@ -0,0 +1,16 @@
+package debian
+
+import (
+	"testing"
+)
+
+func TestGetDebianKernel(t *testing.T) {
+	dk, err := GetDebianKernel("4.17.14-1")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if dk.Version.ABI != "4.17.0-2" {
+		t.Fatalf("wrong abi")
+	}
+}

go.mod

@@ -19,6 +19,7 @@ require (
 	github.com/olekukonko/tablewriter v0.0.5
 	github.com/otiai10/copy v1.11.0
 	github.com/povsister/scp v0.0.0-20210427074412-33febfd9f13e
+	github.com/rapidloop/skv v0.0.0-20180909015525-9def2caac4cc
 	github.com/remeh/sizedwaitgroup v1.0.0
 	github.com/rs/zerolog v1.29.1
 	github.com/ulikunitz/xz v0.5.11
@@ -34,6 +35,7 @@ require (
 	github.com/ProtonMail/go-crypto v0.0.0-20230217124315-7d5c6f04bbb8 // indirect
 	github.com/acomagu/bufpipe v1.0.4 // indirect
 	github.com/andybalholm/cascadia v1.3.1 // indirect
+	github.com/boltdb/bolt v1.3.1 // indirect
 	github.com/cloudflare/circl v1.1.0 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/go-git/gcfg v1.5.0 // indirect

go.sum

@@ -20,6 +20,8 @@ github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be h1:9AeTilPcZAjCFI
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be/go.mod h1:ySMOLuWl6zY27l47sB3qLNK6tF2fkHG55UZxx8oIVo4=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5 h1:0CwZNZbxp69SHPdPJAN/hZIm0C4OItdklCFmMRWYpio=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs=
+github.com/boltdb/bolt v1.3.1 h1:JQmyP4ZBrce+ZQu0dY660FMfatumYDLun9hBCUVIkF4=
+github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
 github.com/bwesterb/go-ristretto v1.2.0/go.mod h1:fUIoIZaG73pV5biE2Blr2xEzDoMj7NFEuV9ekS419A0=
 github.com/cloudflare/circl v1.1.0 h1:bZgT/A+cikZnKIwn7xL2OBj012Bmvho/o6RpRvv3GKY=
 github.com/cloudflare/circl v1.1.0/go.mod h1:prBCrKB9DV4poKZY1l9zBXg2QJY7mvgRvtMxxK7fi4I=
@@ -96,6 +98,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/povsister/scp v0.0.0-20210427074412-33febfd9f13e h1:VtsDti2SgX7M7jy0QAyGgb162PeHLrOaNxmcYOtaGsY=
 github.com/povsister/scp v0.0.0-20210427074412-33febfd9f13e/go.mod h1:i1Au86ZXK0ZalQNyBp2njCcyhSCR/QP/AMfILip+zNI=
+github.com/rapidloop/skv v0.0.0-20180909015525-9def2caac4cc h1:eXQoy66wUI9meNnIdKYJ+EV/Tq3LvXeUe95AB2dPk8g=
+github.com/rapidloop/skv v0.0.0-20180909015525-9def2caac4cc/go.mod h1:V5hvlcTzUJ3MOo0fEolWR25CZBBsb7q3wWVAmBYwr54=
 github.com/remeh/sizedwaitgroup v1.0.0 h1:VNGGFwNo/R5+MJBf6yrsr110p0m4/OX4S3DCy7Kyl5E=
 github.com/remeh/sizedwaitgroup v1.0.0/go.mod h1:3j2R4OIe/SeS6YDhICBy22RWjJC5eNCJ1V+9+NVNYlo=
 github.com/rs/xid v1.4.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=