packaging: Deploy the Ubuntu debug symbol packages.

* scripts/build-package-debian.sh: Revert glob pattern to *deb and add comment.
* scripts/deploy-packages.sh (package_deb): Rename .ddeb to .deb.

Change-Id: I46bd9855bec451102a5ef5046f9ac52b161559c5

scripts/build-package-debian.sh

@@ -119,5 +119,5 @@ ln -s packaging/rules/debian .
 dpkg-buildpackage -b -uc -us ${DPKG_BUILD_OPTIONS}
 
 # Move the artifacts to the output.
-mv ../*.deb /opt/output
+mv ../*deb /opt/output        # .deb and .ddeb packages
 chown -R ${CURRENT_UID}:${CURRENT_UID} /opt/output

scripts/deploy-packages.sh

@@ -68,14 +68,17 @@ EOF
     ####################################
     ## Add packages to the repository ##
     ####################################
-    packages="packages/${DISTRIBUTION}*/*.deb"
-
-    for package in ${packages}; do
-        # Sign the deb
+    # Note: reprepro currently only accepts .deb files as input, but
+    # Ubuntu generates their debug symbol packages as .ddeb (see:
+    # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=730572).  As
+    # these are just regular Debian packages, simply append the .deb
+    # extension to their file name to work around this.
+    find ./packages -type f -name '*.ddeb' -print0 | xargs -0 -I{} mv {} {}.deb
+
+    for package in packages/${DISTRIBUTION}*/*.deb; do
         echo "## signing: ${package} ##"
         dpkg-sig -k ${KEYID} --sign builder ${package}
 
-        # Include the deb
         echo "## including ${package} ##"
         package_name=$(dpkg -I ${package} | grep -m 1 Package: | awk '{print $2}')
         package_arch=$(dpkg -I ${package} | grep -m 1 Architecture: | awk '{print $2}')