add new field .output.artifacts to schema

Using the field you can specify an ORed set of positive glob-style
patterns for artifacts to retain in the .output.directory. It defaults
to including all artifacts.

1 files changed, 6 insertions, 4 deletions

diff --git a/mdbp/mmdebstrap.py b/mdbp/mmdebstrap.py
index 18dfc31..aa1f461 100644
--- a/mdbp/mmdebstrap.py
+++ b/mdbp/mmdebstrap.py
@@ -16,8 +16,8 @@ import subprocess
 import sys
 import typing
 
-from .common import buildjson, compute_env, download_dsc, get_dsc_files, \
-        json_load, profile_option
+from .common import buildjson, clean_dir, compute_env, download_dsc, \
+        get_dsc_files, json_load, profile_option
 
 libc = ctypes.CDLL(ctypes.util.find_library("c"))
 def unshare_network() -> None:
@@ -117,6 +117,7 @@ def hook_main(buildjsonfilename: str, chrootname: str) -> None:
         priv_drop(["lintian", *build["lintian"].get("options", ()),
                    "%s_%s.changes" % (dscpath.stem, hostarch)],
                   chroot=chroot, setuid="build", chdir=buildpath.parent)
+    clean_dir(fullbuildpath.parent, build["output"].get("artifacts", ["*"]))
 
 class RawStoreAction(argparse.Action):
     """An action that stores the raw value in addition to the type-parsed
@@ -189,8 +190,9 @@ def main() -> None:
           if "dscpath" in build["input"] else ()),
         '--customize-hook=mdbp-mmdebstrap --hook-helper %s "$1"' %
             shlex.quote(args.raw_buildjson),
-        "--customize-hook=sync-out " +
-            shlex.join([str(buildpath.parent), build["output"]["directory"]]),
+        *(["--customize-hook=sync-out " +
+            shlex.join([str(buildpath.parent), build["output"]["directory"]])]
+          if build["output"].get("artifacts", ["*"]) else ()),
         build["distribution"],
         "/dev/null",
         args.mirror,