func main() {
flag.Parse()
if flag.NArg() != 1 {
log.Fatalf("Usage: %s [options] <path-to-changes-file>\n", os.Args[0])
}
changesPath := flag.Arg(0)
log.Printf("Loading changes file %q\n", changesPath)
c, err := os.Open(changesPath)
if err != nil {
log.Fatal(err)
}
defer c.Close()
changes, err := control.ParseChanges(bufio.NewReader(c), changesPath)
if err != nil && err != io.EOF {
log.Fatal(err)
}
binaries := make(map[string]bool)
var debs []string
for _, file := range changes.Files {
if filepath.Ext(file.Filename) == ".deb" {
debs = append(debs, file.Filename)
}
}
for _, binary := range changes.Binaries {
binaries[binary] = true
}
log.Printf(" - %d binary packages: %s\n", len(changes.Binaries), strings.Join(changes.Binaries, " "))
log.Printf(" - corresponding .debs (will be injected when building):\n")
for _, deb := range debs {
log.Printf(" %s\n", deb)
}
var sourcesPaths []string
var packagesPaths []string
indexTargets := exec.Command("apt-get",
"indextargets",
"--format",
"$(FILENAME)",
"Codename: sid",
"ShortDesc: Sources")
if lines, err := indexTargets.Output(); err == nil {
for _, line := range strings.Split(string(lines), "\n") {
trimmed := strings.TrimSpace(line)
if trimmed != "" {
sourcesPaths = append(sourcesPaths, line)
}
}
binaryIndexTargets := exec.Command(
"apt-get",
"indextargets",
"--format",
"$(FILENAME)",
"Codename: sid",
"ShortDesc: Packages")
lines, err = binaryIndexTargets.Output()
if err != nil {
log.Fatal("Could not get packages files using %+v: %v", binaryIndexTargets.Args, err)
}
for _, line := range strings.Split(string(lines), "\n") {
trimmed := strings.TrimSpace(line)
if trimmed != "" {
packagesPaths = append(packagesPaths, line)
}
}
} else {
// Fallback for older versions of apt-get. See
// https://bugs.debian.org/801594 for context.
releaseMatches, err := filepath.Glob("/var/lib/apt/lists/*_InRelease")
if err != nil {
log.Fatal(err)
}
for _, releasepath := range releaseMatches {
r, err := os.Open(releasepath)
if err != nil {
log.Fatal(err)
}
defer r.Close()
release, err := control.ParseParagraph(bufio.NewReader(r))
if err != nil && err != io.EOF {
log.Fatal(err)
}
if release.Values["Suite"] != "unstable" {
continue
}
listsPrefix := listsPrefixRe.FindStringSubmatch(releasepath)
if len(listsPrefix) != 2 {
log.Fatalf("release file path %q does not match regexp %q\n", releasepath, listsPrefixRe)
}
sourceMatches, err := filepath.Glob(fmt.Sprintf("/var/lib/apt/lists/%s_*_Sources", listsPrefix[1]))
if err != nil {
log.Fatal(err)
}
sourcesPaths = append(sourcesPaths, sourceMatches...)
packagesMatches, err := filepath.Glob(fmt.Sprintf("/var/lib/apt/lists/%s_*_Packages", listsPrefix[1]))
if err != nil {
log.Fatal(err)
}
packagesPaths = append(packagesPaths, packagesMatches...)
}
}
if len(sourcesPaths) == 0 {
log.Fatal("Could not find InRelease file for unstable. Are you missing unstable in your /etc/apt/sources.list?")
}
rebuild := make(map[string][]version.Version)
archCmd := exec.Command(
"dpkg-architecture",
"--query=DEB_BUILD_ARCH")
archOut, err := archCmd.Output()
if err != nil {
log.Fatal(err)
}
arch := strings.TrimSpace(string(archOut))
// TODO: Cache this output based on the .changes file. dose-ceve takes quite a while.
ceve := exec.Command(
"dose-ceve",
"--deb-native-arch="+arch,
"-T", "debsrc",
"-r", strings.Join(changes.Binaries, ","),
"-G", "pkg")
for _, packagesPath := range packagesPaths {
ceve.Args = append(ceve.Args, "deb://"+packagesPath)
}
for _, sourcesPath := range sourcesPaths {
ceve.Args = append(ceve.Args, "debsrc://"+sourcesPath)
}
log.Printf("Figuring out reverse build dependencies using dose-ceve(1). This might take a while\n")
if out, err := ceve.Output(); err == nil {
r := bufio.NewReader(strings.NewReader(string(out)))
for {
paragraph, err := control.ParseParagraph(r)
if paragraph == nil || err == io.EOF {
break
}
pkg := paragraph.Values["Package"]
ver, err := version.Parse(paragraph.Values["Version"])
if err != nil {
log.Fatalf("Cannot parse version number %q in dose-ceve(1) output: %v", paragraph.Values["Version"], err)
}
rebuild[pkg] = append(rebuild[pkg], ver)
}
} else {
log.Printf("dose-ceve(1) failed (%v), falling back to interpreting Sources directly\n", err)
for _, sourcesPath := range sourcesPaths {
if err := addReverseBuildDeps(sourcesPath, binaries, rebuild); err != nil {
log.Fatal(err)
}
}
}
// TODO: add -recursive flag to also cover dependencies which are not DIRECT dependencies. use http://godoc.org/pault.ag/go/debian/control#OrderDSCForBuild (topsort) to build dependencies in the right order (saving CPU time).
// TODO: what’s a good integration method for doing this in more setups, e.g. on a cloud provider or something? mapreri from #debian-qa says jenkins.debian.net is suitable.
if strings.TrimSpace(*sbuildDist) == "" {
*sbuildDist = changes.Distribution
log.Printf("Setting -sbuild_dist=%s (from .changes file)\n", *sbuildDist)
}
buildresults := make(map[string]bool)
for src, versions := range rebuild {
sort.Sort(sort.Reverse(version.Slice(versions)))
newest := versions[0]
target := fmt.Sprintf("%s_%s", src, newest)
// TODO: discard resulting package immediately?
args := []string{
"--arch-all",
"--dist=" + *sbuildDist,
"--nolog",
target,
}
for _, filename := range debs {
args = append(args, fmt.Sprintf("--extra-package=%s", filename))
}
cmd := exec.Command("sbuild", args...)
if err := os.MkdirAll(*logDir, 0755); err != nil {
log.Fatal(err)
}
log.Printf("Building %s (commandline: %v)\n", target, cmd.Args)
if *dryRun {
continue
}
buildlog, err := os.Create(filepath.Join(*logDir, target))
if err != nil {
log.Fatal(err)
}
defer buildlog.Close()
cmd.Stdout = buildlog
cmd.Stderr = buildlog
if err := cmd.Run(); err != nil {
log.Printf("building %s failed: %v\n", target, err)
buildresults[target] = false
} else {
buildresults[target] = true
}
}
log.Printf("Build results:\n")
// Print all successful builds first (not as interesting), then failed ones.
for target, result := range buildresults {
if !result {
continue
}
log.Printf("PASSED: %s\n", target)
}
for target, result := range buildresults {
if result {
continue
}
log.Printf("FAILED: %s (see %s)\n", target, filepath.Join(*logDir, target))
}
}
func main() {
flag.Parse()
if flag.NArg() != 1 {
log.Fatalf("Usage: %s [options] <path-to-changes-file>\n", os.Args[0])
}
changesPath := flag.Arg(0)
log.Printf("Loading changes file %q\n", changesPath)
c, err := os.Open(changesPath)
if err != nil {
log.Fatal(err)
}
defer c.Close()
changes, err := control.ParseChanges(bufio.NewReader(c), changesPath)
if err != nil {
log.Fatal(err)
}
binaries := make(map[string]bool)
var debs []string
for _, file := range changes.Files {
if filepath.Ext(file.Filename) == ".deb" {
debs = append(debs, file.Filename)
}
}
for _, binary := range changes.Binaries {
binaries[binary] = true
}
log.Printf(" - %d binary packages: %s\n", len(changes.Binaries), strings.Join(changes.Binaries, " "))
log.Printf(" - corresponding .debs (will be injected when building):\n")
for _, deb := range debs {
log.Printf(" %s\n", deb)
}
var sourcesPaths []string
releaseMatches, err := filepath.Glob("/var/lib/apt/lists/*_InRelease")
if err != nil {
log.Fatal(err)
}
for _, releasepath := range releaseMatches {
r, err := os.Open(releasepath)
if err != nil {
log.Fatal(err)
}
defer r.Close()
release, err := control.ParseParagraph(bufio.NewReader(r))
if err != nil {
log.Fatal(err)
}
if release.Values["Suite"] != "unstable" {
continue
}
listsPrefix := listsPrefixRe.FindStringSubmatch(releasepath)
if len(listsPrefix) != 2 {
log.Fatalf("release file path %q does not match regexp %q\n", releasepath, listsPrefixRe)
}
sourceMatches, err := filepath.Glob(fmt.Sprintf("/var/lib/apt/lists/%s_*_Sources", listsPrefix[1]))
if err != nil {
log.Fatal(err)
}
sourcesPaths = append(sourcesPaths, sourceMatches...)
}
if len(sourcesPaths) == 0 {
log.Fatal("Could not find InRelease file for unstable. Are you missing unstable in your /etc/apt/sources.list?")
}
rebuild := make(map[string][]version.Version)
for _, sourcesPath := range sourcesPaths {
if err := addReverseBuildDeps(sourcesPath, binaries, rebuild); err != nil {
log.Fatal(err)
}
}
// TODO: add -recursive flag to also cover dependencies which are not DIRECT dependencies. use http://godoc.org/pault.ag/go/debian/control#OrderDSCForBuild (topsort) to build dependencies in the right order (saving CPU time).
// TODO: what’s a good integration method for doing this in more setups, e.g. on a cloud provider or something? mapreri from #debian-qa says jenkins.debian.net is suitable.
buildresults := make(map[string]bool)
for src, versions := range rebuild {
sort.Sort(sort.Reverse(version.Slice(versions)))
newest := versions[0]
target := fmt.Sprintf("%s_%s", src, newest)
// TODO: discard resulting package immediately?
args := []string{
"--arch-all",
"--dist=sid",
"--nolog",
target,
}
for _, filename := range debs {
args = append(args, fmt.Sprintf("--extra-package=%s", filename))
}
cmd := exec.Command("sbuild", args...)
if err := os.MkdirAll(*logDir, 0755); err != nil {
log.Fatal(err)
}
log.Printf("Building %s (commandline: %v)\n", target, cmd.Args)
if *dryRun {
continue
}
buildlog, err := os.Create(filepath.Join(*logDir, target))
if err != nil {
log.Fatal(err)
}
defer buildlog.Close()
cmd.Stdout = buildlog
cmd.Stderr = buildlog
if err := cmd.Run(); err != nil {
log.Printf("building %s failed: %v\n", target, err)
buildresults[target] = false
} else {
buildresults[target] = true
}
}
log.Printf("Build results:\n")
// Print all successful builds first (not as interesting), then failed ones.
for target, result := range buildresults {
if !result {
continue
}
log.Printf("PASSED: %s\n", target)
}
for target, result := range buildresults {
if result {
continue
}
log.Printf("FAILED: %s (see %s)\n", target, filepath.Join(*logDir, target))
}
}