caddy/caddyconfig/caddyfile/parse_fuzz.go
Mohammed Al Sahaf 3634c4593f
ci: fuzz: skip fuzz data that contains import (#3214)
Thus far the fuzzers have found a few crashers in the Caddyfile parser. However, the fuzzer have been stuck at import glob expansion after import glob expansion, which aren't reproducible.
2020-04-02 10:40:21 -06:00

36 lines
1.1 KiB
Go

// Copyright 2015 Matthew Holt and The Caddy 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.
// +build gofuzz
package caddyfile
import "bytes"
func FuzzParseCaddyfile(data []byte) (score int) {
if bytes.Contains(data, []byte("import")) {
return -1
}
sb, err := Parse("Caddyfile", data)
if err != nil {
// if both an error is received and some ServerBlocks,
// then the parse was able to parse partially. Mark this
// result as interesting to push the fuzzer further through the parser.
if sb != nil && len(sb) > 0 {
return 1
}
return 0
}
return 1
}