contrib/fuzz/README.rst
author Martin von Zweigbergk <martinvonz@google.com>
Thu, 12 Dec 2019 23:32:47 -0800
changeset 43901 5cde16489b42
parent 36700 e437de3881c1
permissions -rw-r--r--
bookmarks: use cmdutil.check_incompatible_arguments() for action+rev Differential Revision: https://phab.mercurial-scm.org/D7648
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
36680
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     1
How to add fuzzers (partially cribbed from oss-fuzz[0]):
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     2
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     3
  1) git clone https://github.com/google/oss-fuzz
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     4
  2) cd oss-fuzz
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     5
  3) python infra/helper.py build_image mercurial
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     6
  4) docker run --cap-add=SYS_PTRACE -it -v $HG_REPO_PATH:/hg-new \
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     7
         gcr.io/oss-fuzz/mercurial bash
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     8
  5) cd /src
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
     9
  6) rm -r mercurial
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
    10
  7) ln -s /hg-new mercurial
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
    11
  8) cd mercurial
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
    12
  9) compile
36700
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    13
  10) ls $OUT
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    14
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    15
Step 9 is literally running the command "compile", which is part of
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    16
the docker container. Once you have that working, you can build the
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    17
fuzzers like this (in the oss-fuzz repo):
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    18
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    19
python infra/helper.py build_fuzzers --sanitizer address mercurial $HG_REPO_PATH
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    20
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    21
(you can also say "memory", "undefined" or "coverage" for
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    22
sanitizer). Then run the built fuzzers like this:
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    23
e437de3881c1 fuzz: add some more docs about building/running fuzzers
Augie Fackler <augie@google.com>
parents: 36680
diff changeset
    24
python infra/helper.py run_fuzzer mercurial -- $FUZZER
36680
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
    25
66f2e622a2ed fuzz: add a quick README to try and document how to test new fuzzers
Augie Fackler <augie@google.com>
parents:
diff changeset
    26
0: https://github.com/google/oss-fuzz/blob/master/docs/new_project_guide.md