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trivial: Make fuzzing less verbose

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This commit is contained in:
Richard Hughes 2022-07-25 16:19:40 +01:00
parent 9188060ce2
commit 66532a1293
4 changed files with 6 additions and 2 deletions
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1
docs/env.md
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@ -18,6 +18,7 @@ with a non-standard filesystem layout.
* `FWUPD_DBUS_SOCKET` is used to set the socket filename if running without a dbus-daemon * `FWUPD_DBUS_SOCKET` is used to set the socket filename if running without a dbus-daemon
* `FWUPD_DOWNLOAD_VERBOSE` can be used to show wget or curl output * `FWUPD_DOWNLOAD_VERBOSE` can be used to show wget or curl output
* `FWUPD_PROFILE` can be used to set the profile traceback threshold value in ms * `FWUPD_PROFILE` can be used to set the profile traceback threshold value in ms
* `FWUPD_FUZZER_RUNNING` if the firmware format is being fuzzed
* standard glibc variables like `LANG` are also honored for CLI tools that are translated * standard glibc variables like `LANG` are also honored for CLI tools that are translated
* libcurl respects the session proxy, e.g. `http_proxy`, `all_proxy`, `sftp_proxy` and `no_proxy` * libcurl respects the session proxy, e.g. `http_proxy`, `all_proxy`, `sftp_proxy` and `no_proxy`

1
libfwupdplugin/fu-fuzzer-firmware.c.in
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@ -16,6 +16,7 @@ LLVMFuzzerTestOneInput(const guint8 *data, gsize size)
gboolean ret; gboolean ret;
(void)g_setenv("G_DEBUG", "fatal-criticals", FALSE); (void)g_setenv("G_DEBUG", "fatal-criticals", FALSE);
(void)g_setenv("FWUPD_FUZZER_RUNNING", "1", TRUE);
ret = fu_firmware_parse(firmware, fw, FWUPD_INSTALL_FLAG_NONE, NULL); ret = fu_firmware_parse(firmware, fw, FWUPD_INSTALL_FLAG_NONE, NULL);
if (!ret && fu_firmware_has_flag(firmware, FU_FIRMWARE_FLAG_HAS_CHECKSUM)) { if (!ret && fu_firmware_has_flag(firmware, FU_FIRMWARE_FLAG_HAS_CHECKSUM)) {
g_clear_object(&firmware); g_clear_object(&firmware);

3
plugins/bcm57xx/fu-bcm57xx-dict-image.c
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@ -117,7 +117,8 @@ fu_bcm57xx_dict_image_ensure_id(FuBcm57xxDictImage *self)
} }
} }
id = g_strdup_printf("dict-%02x-%02x", self->target, self->kind); id = g_strdup_printf("dict-%02x-%02x", self->target, self->kind);
g_warning("falling back to %s, please report", id); if (g_getenv("FWUPD_FUZZER_RUNNING") == NULL)
g_warning("falling back to %s, please report", id);
fu_firmware_set_id(FU_FIRMWARE(self), id); fu_firmware_set_id(FU_FIRMWARE(self), id);
} }

3
plugins/uf2/fu-uf2-firmware.c
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@ -198,7 +198,8 @@ fu_uf2_firmware_parse_chunk(FuUf2Firmware *self, FuChunk *chk, GByteArray *tmp,
return FALSE; return FALSE;
fu_firmware_set_id(FU_FIRMWARE(self), utf8buf); fu_firmware_set_id(FU_FIRMWARE(self), utf8buf);
} else { } else {
g_warning("unknown tag 0x%06x", tag); if (g_getenv("FWUPD_FUZZER_RUNNING") == NULL)
g_warning("unknown tag 0x%06x", tag);
} }
/* next! */ /* next! */