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[tor-commits] [tor/master] Generate src/test/fuzz/include.am from a script
commit 6657fe1e54743e90e33c453de154343fbf94bad4
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date: Thu Mar 16 17:14:10 2017 -0400
Generate src/test/fuzz/include.am from a script
It was very error-prone to maintain this by hand.
---
scripts/codegen/fuzzing_include_am.py | 154 ++++++++++++++++++++++++++++++++++
src/test/fuzz/include.am | 85 ++++++++++---------
2 files changed, 200 insertions(+), 39 deletions(-)
diff --git a/scripts/codegen/fuzzing_include_am.py b/scripts/codegen/fuzzing_include_am.py
new file mode 100755
index 0000000..91e9e5f
--- /dev/null
+++ b/scripts/codegen/fuzzing_include_am.py
@@ -0,0 +1,154 @@
+
+
+FUZZERS = """
+ consensus
+ descriptor
+ diff
+ diff-apply
+ extrainfo
+ hsdescv2
+ http
+ iptsv2
+ microdesc
+ vrs
+"""
+
+
+PREAMBLE = r"""
+FUZZING_CPPFLAGS = \
+ $(src_test_AM_CPPFLAGS) $(TEST_CPPFLAGS)
+FUZZING_CFLAGS = \
+ $(AM_CFLAGS) $(TEST_CFLAGS)
+FUZZING_LDFLAG = \
+ @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@
+FUZZING_LIBS = \
+ src/or/libtor-testing.a \
+ src/common/libor-crypto-testing.a \
+ $(LIBKECCAK_TINY) \
+ $(LIBDONNA) \
+ src/common/libor-testing.a \
+ src/common/libor-ctime-testing.a \
+ src/common/libor-event-testing.a \
+ src/trunnel/libor-trunnel-testing.a \
+ @TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
+ @TOR_LIBEVENT_LIBS@ \
+ @TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @CURVE25519_LIBS@ \
+ @TOR_SYSTEMD_LIBS@
+
+oss-fuzz-prereqs: \
+ src/or/libtor-testing.a \
+ src/common/libor-crypto-testing.a \
+ $(LIBKECCAK_TINY) \
+ $(LIBDONNA) \
+ src/common/libor-testing.a \
+ src/common/libor-ctime-testing.a \
+ src/common/libor-event-testing.a \
+ src/trunnel/libor-trunnel-testing.a
+
+noinst_HEADERS += \
+ src/test/fuzz/fuzzing.h
+
+LIBFUZZER = /home/nickm/build/libfuzz/libFuzzer.a
+LIBFUZZER_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
+LIBFUZZER_CFLAGS = $(FUZZING_CFLAGS)
+LIBFUZZER_LDFLAG = $(FUZZING_LDFLAG)
+LIBFUZZER_LIBS = $(FUZZING_LIBS) $(LIBFUZZER) -lstdc++
+
+LIBOSS_FUZZ_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
+LIBOSS_FUZZ_CFLAGS = $(FUZZING_CFLAGS)
+"""
+
+POSTAMBLE = r"""
+noinst_PROGRAMS += $(FUZZERS) $(LIBFUZZER_FUZZERS)
+noinst_LIBRARIES += $(OSS_FUZZ_FUZZERS)
+oss-fuzz-fuzzers: oss-fuzz-prereqs $(OSS_FUZZ_FUZZERS)
+fuzzers: $(FUZZERS) $(LIBFUZZER_FUZZERS)
+
+test-fuzz-corpora: $(FUZZERS)
+ $(top_srcdir)/src/test/fuzz_static_testcases.sh
+"""
+
+########### No user serviceable parts will follow.
+
+PREAMBLE = PREAMBLE.strip()
+POSTAMBLE = POSTAMBLE.strip() # If I use it, it's a word!
+FUZZERS = FUZZERS.split()
+FUZZERS.sort()
+
+WARNING = """
+# This file was generated by fuzzing_include_am.py; do not hand-edit unless
+# you enjoy having your changes erased.
+""".strip()
+
+print(WARNING)
+
+print(PREAMBLE)
+
+print("\n# ===== AFL fuzzers")
+
+def get_id_name(s):
+ return s.replace("-", "_")
+
+for fuzzer in FUZZERS:
+ idname = get_id_name(fuzzer)
+ print("""\
+src_test_fuzz_fuzz_{name}_SOURCES = \\
+ src/test/fuzz/fuzzing_common.c \\
+ src/test/fuzz/fuzz_{name}.c
+src_test_fuzz_fuzz_{name}_CPPFLAGS = $(FUZZING_CPPFLAGS)
+src_test_fuzz_fuzz_{name}_CFLAGS = $(FUZZING_CFLAGS)
+src_test_fuzz_fuzz_{name}_LDFLAGS = $(FUZZING_LDFLAG)
+src_test_fuzz_fuzz_{name}_LDADD = $(FUZZING_LIBS)
+""".format(name=idname))
+
+print("FUZZERS = \\")
+print(" \\\n".join("\tsrc/test/fuzz/fuzz-{name}".format(name=fuzzer)
+ for fuzzer in FUZZERS))
+
+print("\n# ===== libfuzzer")
+print("\nif LIBFUZZER_ENABLED")
+
+for fuzzer in FUZZERS:
+ idname = get_id_name(fuzzer)
+ print("""\
+src_test_fuzz_lf_fuzz_{name}_SOURCES = \\
+ $(src_test_fuzz_fuzz_{name}_SOURCES)
+src_test_fuzz_lf_fuzz_{name}_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
+src_test_fuzz_lf_fuzz_{name}_CFLAGS = $(LIBFUZZER_CFLAGS)
+src_test_fuzz_lf_fuzz_{name}_LDFLAGS = $(LIBFUZZER_LDFLAG)
+src_test_fuzz_lf_fuzz_{name}_LDADD = $(LIBFUZZER_LIBS)
+""".format(name=idname))
+
+print("LIBFUZZER_FUZZERS = \\")
+print(" \\\n".join("\tsrc/test/fuzz/lf-fuzz-{name}".format(name=fuzzer)
+ for fuzzer in FUZZERS))
+
+print("""
+else
+LIBFUZZER_FUZZERS =
+endif""")
+
+print("\n# ===== oss-fuzz\n")
+print("if OSS_FUZZ_ENABLED")
+
+for fuzzer in FUZZERS:
+ idname = get_id_name(fuzzer)
+ print("""\
+src_test_fuzz_liboss_fuzz_{name}_a_SOURCES = \\
+ $(src_test_fuzz_fuzz_{name}_SOURCES)
+src_test_fuzz_liboss_fuzz_{name}_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
+src_test_fuzz_liboss_fuzz_{name}_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
+""".format(name=idname))
+
+print("OSS_FUZZ_FUZZERS = \\")
+print(" \\\n".join("\tsrc/test/fuzz/liboss-fuzz-{name}.a".format(name=fuzzer)
+ for fuzzer in FUZZERS))
+
+print("""
+else
+OSS_FUZZ_FUZZERS =
+endif""")
+
+print("")
+
+print(POSTAMBLE)
diff --git a/src/test/fuzz/include.am b/src/test/fuzz/include.am
index 97afd18..1b608c6 100644
--- a/src/test/fuzz/include.am
+++ b/src/test/fuzz/include.am
@@ -1,4 +1,5 @@
-
+# This file was generated by fuzzing_include_am.py; do not hand-edit unless
+# you enjoy having your changes erased.
FUZZING_CPPFLAGS = \
$(src_test_AM_CPPFLAGS) $(TEST_CPPFLAGS)
FUZZING_CFLAGS = \
@@ -32,6 +33,16 @@ oss-fuzz-prereqs: \
noinst_HEADERS += \
src/test/fuzz/fuzzing.h
+LIBFUZZER = /home/nickm/build/libfuzz/libFuzzer.a
+LIBFUZZER_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
+LIBFUZZER_CFLAGS = $(FUZZING_CFLAGS)
+LIBFUZZER_LDFLAG = $(FUZZING_LDFLAG)
+LIBFUZZER_LIBS = $(FUZZING_LIBS) $(LIBFUZZER) -lstdc++
+
+LIBOSS_FUZZ_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
+LIBOSS_FUZZ_CFLAGS = $(FUZZING_CFLAGS)
+
+# ===== AFL fuzzers
src_test_fuzz_fuzz_consensus_SOURCES = \
src/test/fuzz/fuzzing_common.c \
src/test/fuzz/fuzz_consensus.c
@@ -64,13 +75,13 @@ src_test_fuzz_fuzz_diff_apply_CFLAGS = $(FUZZING_CFLAGS)
src_test_fuzz_fuzz_diff_apply_LDFLAGS = $(FUZZING_LDFLAG)
src_test_fuzz_fuzz_diff_apply_LDADD = $(FUZZING_LIBS)
-src_test_fuzz_fuzz_http_SOURCES = \
+src_test_fuzz_fuzz_extrainfo_SOURCES = \
src/test/fuzz/fuzzing_common.c \
- src/test/fuzz/fuzz_http.c
-src_test_fuzz_fuzz_http_CPPFLAGS = $(FUZZING_CPPFLAGS)
-src_test_fuzz_fuzz_http_CFLAGS = $(FUZZING_CFLAGS)
-src_test_fuzz_fuzz_http_LDFLAGS = $(FUZZING_LDFLAG)
-src_test_fuzz_fuzz_http_LDADD = $(FUZZING_LIBS)
+ src/test/fuzz/fuzz_extrainfo.c
+src_test_fuzz_fuzz_extrainfo_CPPFLAGS = $(FUZZING_CPPFLAGS)
+src_test_fuzz_fuzz_extrainfo_CFLAGS = $(FUZZING_CFLAGS)
+src_test_fuzz_fuzz_extrainfo_LDFLAGS = $(FUZZING_LDFLAG)
+src_test_fuzz_fuzz_extrainfo_LDADD = $(FUZZING_LIBS)
src_test_fuzz_fuzz_hsdescv2_SOURCES = \
src/test/fuzz/fuzzing_common.c \
@@ -80,6 +91,14 @@ src_test_fuzz_fuzz_hsdescv2_CFLAGS = $(FUZZING_CFLAGS)
src_test_fuzz_fuzz_hsdescv2_LDFLAGS = $(FUZZING_LDFLAG)
src_test_fuzz_fuzz_hsdescv2_LDADD = $(FUZZING_LIBS)
+src_test_fuzz_fuzz_http_SOURCES = \
+ src/test/fuzz/fuzzing_common.c \
+ src/test/fuzz/fuzz_http.c
+src_test_fuzz_fuzz_http_CPPFLAGS = $(FUZZING_CPPFLAGS)
+src_test_fuzz_fuzz_http_CFLAGS = $(FUZZING_CFLAGS)
+src_test_fuzz_fuzz_http_LDFLAGS = $(FUZZING_LDFLAG)
+src_test_fuzz_fuzz_http_LDADD = $(FUZZING_LIBS)
+
src_test_fuzz_fuzz_iptsv2_SOURCES = \
src/test/fuzz/fuzzing_common.c \
src/test/fuzz/fuzz_iptsv2.c
@@ -88,14 +107,6 @@ src_test_fuzz_fuzz_iptsv2_CFLAGS = $(FUZZING_CFLAGS)
src_test_fuzz_fuzz_iptsv2_LDFLAGS = $(FUZZING_LDFLAG)
src_test_fuzz_fuzz_iptsv2_LDADD = $(FUZZING_LIBS)
-src_test_fuzz_fuzz_extrainfo_SOURCES = \
- src/test/fuzz/fuzzing_common.c \
- src/test/fuzz/fuzz_extrainfo.c
-src_test_fuzz_fuzz_extrainfo_CPPFLAGS = $(FUZZING_CPPFLAGS)
-src_test_fuzz_fuzz_extrainfo_CFLAGS = $(FUZZING_CFLAGS)
-src_test_fuzz_fuzz_extrainfo_LDFLAGS = $(FUZZING_LDFLAG)
-src_test_fuzz_fuzz_extrainfo_LDADD = $(FUZZING_LIBS)
-
src_test_fuzz_fuzz_microdesc_SOURCES = \
src/test/fuzz/fuzzing_common.c \
src/test/fuzz/fuzz_microdesc.c
@@ -118,17 +129,13 @@ FUZZERS = \
src/test/fuzz/fuzz-diff \
src/test/fuzz/fuzz-diff-apply \
src/test/fuzz/fuzz-extrainfo \
- src/test/fuzz/fuzz-http \
src/test/fuzz/fuzz-hsdescv2 \
+ src/test/fuzz/fuzz-http \
src/test/fuzz/fuzz-iptsv2 \
src/test/fuzz/fuzz-microdesc \
src/test/fuzz/fuzz-vrs
-LIBFUZZER = /home/nickm/build/libfuzz/libFuzzer.a
-LIBFUZZER_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
-LIBFUZZER_CFLAGS = $(FUZZING_CFLAGS)
-LIBFUZZER_LDFLAG = $(FUZZING_LDFLAG)
-LIBFUZZER_LIBS = $(FUZZING_LIBS) $(LIBFUZZER) -lstdc++
+# ===== libfuzzer
if LIBFUZZER_ENABLED
src_test_fuzz_lf_fuzz_consensus_SOURCES = \
@@ -166,13 +173,6 @@ src_test_fuzz_lf_fuzz_extrainfo_CFLAGS = $(LIBFUZZER_CFLAGS)
src_test_fuzz_lf_fuzz_extrainfo_LDFLAGS = $(LIBFUZZER_LDFLAG)
src_test_fuzz_lf_fuzz_extrainfo_LDADD = $(LIBFUZZER_LIBS)
-src_test_fuzz_lf_fuzz_http_SOURCES = \
- $(src_test_fuzz_fuzz_http_SOURCES)
-src_test_fuzz_lf_fuzz_http_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
-src_test_fuzz_lf_fuzz_http_CFLAGS = $(LIBFUZZER_CFLAGS)
-src_test_fuzz_lf_fuzz_http_LDFLAGS = $(LIBFUZZER_LDFLAG)
-src_test_fuzz_lf_fuzz_http_LDADD = $(LIBFUZZER_LIBS)
-
src_test_fuzz_lf_fuzz_hsdescv2_SOURCES = \
$(src_test_fuzz_fuzz_hsdescv2_SOURCES)
src_test_fuzz_lf_fuzz_hsdescv2_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
@@ -180,6 +180,13 @@ src_test_fuzz_lf_fuzz_hsdescv2_CFLAGS = $(LIBFUZZER_CFLAGS)
src_test_fuzz_lf_fuzz_hsdescv2_LDFLAGS = $(LIBFUZZER_LDFLAG)
src_test_fuzz_lf_fuzz_hsdescv2_LDADD = $(LIBFUZZER_LIBS)
+src_test_fuzz_lf_fuzz_http_SOURCES = \
+ $(src_test_fuzz_fuzz_http_SOURCES)
+src_test_fuzz_lf_fuzz_http_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
+src_test_fuzz_lf_fuzz_http_CFLAGS = $(LIBFUZZER_CFLAGS)
+src_test_fuzz_lf_fuzz_http_LDFLAGS = $(LIBFUZZER_LDFLAG)
+src_test_fuzz_lf_fuzz_http_LDADD = $(LIBFUZZER_LIBS)
+
src_test_fuzz_lf_fuzz_iptsv2_SOURCES = \
$(src_test_fuzz_fuzz_iptsv2_SOURCES)
src_test_fuzz_lf_fuzz_iptsv2_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
@@ -203,12 +210,12 @@ src_test_fuzz_lf_fuzz_vrs_LDADD = $(LIBFUZZER_LIBS)
LIBFUZZER_FUZZERS = \
src/test/fuzz/lf-fuzz-consensus \
+ src/test/fuzz/lf-fuzz-descriptor \
src/test/fuzz/lf-fuzz-diff \
src/test/fuzz/lf-fuzz-diff-apply \
- src/test/fuzz/lf-fuzz-descriptor \
src/test/fuzz/lf-fuzz-extrainfo \
- src/test/fuzz/lf-fuzz-http \
src/test/fuzz/lf-fuzz-hsdescv2 \
+ src/test/fuzz/lf-fuzz-http \
src/test/fuzz/lf-fuzz-iptsv2 \
src/test/fuzz/lf-fuzz-microdesc \
src/test/fuzz/lf-fuzz-vrs
@@ -217,10 +224,9 @@ else
LIBFUZZER_FUZZERS =
endif
-if OSS_FUZZ_ENABLED
-LIBOSS_FUZZ_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
-LIBOSS_FUZZ_CFLAGS = $(FUZZING_CFLAGS)
+# ===== oss-fuzz
+if OSS_FUZZ_ENABLED
src_test_fuzz_liboss_fuzz_consensus_a_SOURCES = \
$(src_test_fuzz_fuzz_consensus_SOURCES)
src_test_fuzz_liboss_fuzz_consensus_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
@@ -246,16 +252,16 @@ src_test_fuzz_liboss_fuzz_extrainfo_a_SOURCES = \
src_test_fuzz_liboss_fuzz_extrainfo_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
src_test_fuzz_liboss_fuzz_extrainfo_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
-src_test_fuzz_liboss_fuzz_http_a_SOURCES = \
- $(src_test_fuzz_fuzz_http_SOURCES)
-src_test_fuzz_liboss_fuzz_http_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
-src_test_fuzz_liboss_fuzz_http_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
-
src_test_fuzz_liboss_fuzz_hsdescv2_a_SOURCES = \
$(src_test_fuzz_fuzz_hsdescv2_SOURCES)
src_test_fuzz_liboss_fuzz_hsdescv2_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
src_test_fuzz_liboss_fuzz_hsdescv2_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
+src_test_fuzz_liboss_fuzz_http_a_SOURCES = \
+ $(src_test_fuzz_fuzz_http_SOURCES)
+src_test_fuzz_liboss_fuzz_http_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
+src_test_fuzz_liboss_fuzz_http_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
+
src_test_fuzz_liboss_fuzz_iptsv2_a_SOURCES = \
$(src_test_fuzz_fuzz_iptsv2_SOURCES)
src_test_fuzz_liboss_fuzz_iptsv2_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
@@ -277,11 +283,12 @@ OSS_FUZZ_FUZZERS = \
src/test/fuzz/liboss-fuzz-diff.a \
src/test/fuzz/liboss-fuzz-diff-apply.a \
src/test/fuzz/liboss-fuzz-extrainfo.a \
- src/test/fuzz/liboss-fuzz-http.a \
src/test/fuzz/liboss-fuzz-hsdescv2.a \
+ src/test/fuzz/liboss-fuzz-http.a \
src/test/fuzz/liboss-fuzz-iptsv2.a \
src/test/fuzz/liboss-fuzz-microdesc.a \
src/test/fuzz/liboss-fuzz-vrs.a
+
else
OSS_FUZZ_FUZZERS =
endif
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