collect-source-code: Generate Sources.gz

Signed-off-by: Simon McVittie <smcv@collabora.com>

flatdeb/collect-source-code

@@ -310,6 +310,28 @@ def main():
 
     parent = args.output or os.path.join(args.sysroot, 'src', 'files')
 
+    with open(
+        os.path.join(parent, 'Sources'), 'w'
+    ) as writer:
+        subprocess.check_call(in_chroot + [
+            'sh', '-euc',
+            'dir="$1"; shift; mkdir -p "$dir"; cd "$dir"; "$@"',
+            'sh',                       # argv[0]
+            '/src/files',               # working directory
+            'dpkg-scansources',
+            '.',
+        ], stdout=writer)
+
+    with open(
+        os.path.join(parent, 'Sources.gz'), 'wb'
+    ) as binary_writer:
+        subprocess.check_call([
+            'pigz', '-c', '-n', '--rsyncable',
+            os.path.join(parent, 'Sources'),
+        ], stdout=binary_writer)
+
+    os.remove(os.path.join(parent, 'Sources'))
+
     try:
         with open(
             os.path.join(parent, 'sources.txt'), 'r'

flatdeb/debos-runtimes.yaml

@@ -344,12 +344,12 @@ actions:
   - action: run
     label: list of included source code
     chroot: false
-    command: >
-      set -e;
-      cd "$ARTIFACTDIR";
-      dir="{{ or $sources_directory "$ROOTDIR/src/files" }}";
-      cp -v "$dir/sources.txt"
-      "{{ $sources_prefix }}.sources.txt"
+    command: |
+      set -e
+      cd "$ARTIFACTDIR"
+      dir="{{ or $sources_directory "$ROOTDIR/src/files" }}"
+      cp -v "$dir/Sources.gz" "{{ $sources_prefix }}.deb822.gz"
+      cp -v "$dir/sources.txt" "{{ $sources_prefix }}.sources.txt"
 
   - action: run
     label: list of missing source code

run.py

@@ -1131,6 +1131,11 @@ class Builder:
                         multiarch=True,
                     ))
 
+                    # We probably have this anyway, but we need it for
+                    # dpkg-scansources
+                    if 'dpkg-dev' not in sdk_packages:
+                        sdk_packages.append('dpkg-dev')
+
                     if sdk_packages:
                         logger.info('Installing extra packages for SDK:')
                         sdk_packages.sort()