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Clean up fuzzer installation and add test files

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* Create the seed corpus in the build directory
* Don't assume all fuzzers share an options file
This commit is contained in:
Jay Berkenbilt 2019-06-21 17:35:37 -04:00
parent ed7f2a6c76
commit 2320714339
3 changed files with 12 additions and 8 deletions
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16
fuzz/build.mk
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@ -22,8 +22,10 @@ $(BINS_fuzz): $(TARGETS_libqpdf) $(OBJ_DEFAULT_FUZZ)
# Files from the test suite that are good for seeding the fuzzer.
# Update $n_test_files in qtest/fuzz.test if you change this list.
SEED_CORPUS_FILES = \
stream-data.pdf \
lin5.pdf \
field-types.pdf \
image-streams.pdf \
image-streams-small.pdf \
need-appearances.pdf \
outlines-with-actions.pdf \
outlines-with-old-root-dests.pdf \
@ -53,7 +55,7 @@ SEED_CORPUS_FILES = \
# -----
CORPUS_FROM_TEST := $(foreach F,$(SEED_CORPUS_FILES),qpdf/qtest/qpdf/$F)
CORPUS_DIR := fuzz/qpdf_fuzzer_seed_corpus
CORPUS_DIR := fuzz/$(OUTPUT_DIR)/qpdf_fuzzer_seed_corpus
.PHONY: fuzz_corpus
fuzz_corpus:: fuzz/$(OUTPUT_DIR)/fuzz_corpus.stamp
@ -68,7 +70,7 @@ $(foreach F,$(CORPUS_FROM_TEST),$(eval \
fuzz/$(OUTPUT_DIR)/fuzz_corpus.stamp: fuzz/original-corpus.tar.gz $(CORPUS_FROM_TEST)
mkdir -p $(CORPUS_DIR)
(cd $(CORPUS_DIR); tar xzf ../original-corpus.tar.gz)
(cd $(CORPUS_DIR); tar xzf ../../original-corpus.tar.gz)
touch $@
$(foreach B,$(FUZZERS),$(eval \
@ -122,9 +124,11 @@ install_fuzz: $(STATIC_BINS_fuzz)
mkdir -p $(OUT)
cp fuzz/pdf.dict $(STATIC_BINS_fuzz) $(OUT)/
for B in $(FUZZERS); do \
cp fuzz/options $(OUT)/$${B}.options; \
if test -d fuzz/$${B}_seed_corpus; then \
(cd fuzz/$${B}_seed_corpus; zip -q -r $(OUT)/$${B}_seed_corpus.zip .); \
if test -f fuzz/$${B}.options; then \
cp fuzz/$${B}.options $(OUT)/$${B}.options; \
fi; \
if test -d fuzz/$(OUTPUT_DIR)/$${B}_seed_corpus; then \
(cd fuzz/$(OUTPUT_DIR)/$${B}_seed_corpus; zip -q -r $(OUT)/$${B}_seed_corpus.zip .); \
fi; \
done

0
fuzz/options → fuzz/qpdf_fuzzer.options
View File

4
fuzz/qtest/fuzz.test
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@ -9,8 +9,8 @@ require TestDriver;
my $td = new TestDriver('fuzz');
my @files = glob("../qpdf_fuzzer_seed_corpus/*");
my $n_test_files = 27;
my @files = glob("../build/qpdf_fuzzer_seed_corpus/*");
my $n_test_files = 29;
my $n_orig_files = 2559;
my $n_files = $n_test_files + $n_orig_files;