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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 12:08:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 12:08:18 +0000 |
commit | 5da14042f70711ea5cf66e034699730335462f66 (patch) | |
tree | 0f6354ccac934ed87a2d555f45be4c831cf92f4a /src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c | |
parent | Releasing debian version 1.44.3-2. (diff) | |
download | netdata-5da14042f70711ea5cf66e034699730335462f66.tar.xz netdata-5da14042f70711ea5cf66e034699730335462f66.zip |
Merging upstream version 1.45.3+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c')
-rw-r--r-- | src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c b/src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c new file mode 100644 index 000000000..1d1098c0f --- /dev/null +++ b/src/fluent-bit/tests/internal/fuzzers/cmetrics_decode_fuzz.c @@ -0,0 +1,69 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ + +/* Fluent Bit + * ========== + * Copyright (C) 2015-2023 The Fluent Bit Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <cmetrics/cmt_decode_opentelemetry.h> +#include <cmetrics/cmt_decode_prometheus.h> + + +int +LLVMFuzzerTestOneInput(const uint8_t * data, size_t size) +{ + struct cfl_list decoded_contexts; + struct cmt *cmt = NULL; + size_t off = 0; + uint8_t decider; + int result; + + /* At least one byte is needed for deciding which decoder to use */ + if (size < 1) { + return 0; + } + + decider = data[0] % 3; + + /* Adjust data pointer since the first byte is used */ + data += 1; + size -= 1; + + /* Fuzz a given decoder */ + if (decider == 0) { + result = cmt_decode_opentelemetry_create(&decoded_contexts, data, size, + &off); + if (result == CMT_DECODE_OPENTELEMETRY_SUCCESS) { + cmt_decode_opentelemetry_destroy (&decoded_contexts); + } + } + else if (decider == 1) { + result = cmt_decode_msgpack_create(&cmt, (char *) data, size, &off); + if (result == 0) { + cmt_destroy(cmt); + } + } + else if (decider == 2) { + if (size == 0) { + return 0; + } + struct cmt_decode_prometheus_parse_opts opts; + result = cmt_decode_prometheus_create(&cmt, data, size, &opts); + if (result == CMT_DECODE_PROMETHEUS_SUCCESS) { + cmt_decode_prometheus_destroy(cmt); + } + } + return 0; +} |