lib/fuzzing/oss-fuzz: Add build_image.sh using Samba's bootstrap tools

Google's oss-fuzz environment is Ubuntu 16.04 based so we can
just use the maintained bootstrap system rather than a manual
package list here that will get out of date.

Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Uri Simchoni <uri@samba.org>
Pair-programmed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/lib/fuzzing/oss-fuzz/build_image.sh b/lib/fuzzing/oss-fuzz/build_image.sh
new file mode 100755 (executable)
index 0000000..6525c16
--- /dev/null
+++ b/lib/fuzzing/oss-fuzz/build_image.sh
@@ -0,0 +1,9 @@
+#!/bin/sh -e
+
+DIST=ubuntu1604
+SCRIPT_DIR=`dirname $0`
+
+$SCRIPT_DIR/../../../bootstrap/generated-dists/$DIST/bootstrap.sh
+$SCRIPT_DIR/../../../bootstrap/generated-dists/$DIST/locale.sh
+
+cp $SCRIPT_DIR/build.sh $SRC/

diff --git a/lib/fuzzing/oss-fuzz/build_samba.sh b/lib/fuzzing/oss-fuzz/build_samba.sh
index e5d85f7ba347791f527d6ba806bd180715e855c5..481af28f9edf82913d359a1cfbece3a750abb824 100755 (executable)
--- a/lib/fuzzing/oss-fuzz/build_samba.sh
+++ b/lib/fuzzing/oss-fuzz/build_samba.sh
@@ -1,20 +1,32 @@
 #!/bin/sh -e
-
+#
+# This is not a general-purpose build script, but instead one specific to the Google oss-fuzz compile environment.
+#
+# https://google.github.io/oss-fuzz/getting-started/new-project-guide/#Requirements
+#
+# https://github.com/google/oss-fuzz/blob/master/infra/base-images/base-builder/README.md#provided-environment-variables
+#
 # We have to push to oss-fuzz CFLAGS into the waf ADDITIONAL_CFLAGS
 # as otherwise waf's configure fails linking the first test binary
-ADDITIONAL_CFLAGS=$CFLAGS
+#
+# CFLAGS are supplied by the caller, eg the oss-fuzz compile command
+#
+ADDITIONAL_CFLAGS="$CFLAGS"
 export ADDITIONAL_CFLAGS
 CFLAGS=""
 export CFLAGS
-LD=$CXX
+LD="$CXX"
 export LD
 
+# $LIB_FUZZING_ENGINE is provided by the oss-fuzz "compile" command
+#
+
 ./configure -C --without-gettext --enable-debug --enable-developer \
             --address-sanitizer --enable-libfuzzer \
            --disable-warnings-as-errors \
            --abi-check-disable \
-           --fuzz-target-ldflags=$LIB_FUZZING_ENGINE \
-           --nonshared-binary=ALL LINK_CC=$CXX
+           --fuzz-target-ldflags="$LIB_FUZZING_ENGINE" \
+           --nonshared-binary=ALL LINK_CC="$CXX"
 
 make -j