github.com/google/osv-scalibr@v0.4.1/veles/secrets/gcpapikey/detector.go (about)

     1  // Copyright 2025 Google LLC
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package gcpapikey
    16  
    17  import (
    18  	"regexp"
    19  
    20  	"github.com/google/osv-scalibr/veles"
    21  	"github.com/google/osv-scalibr/veles/secrets/common/simpletoken"
    22  )
    23  
    24  // maxTokenLength is the maximum size of a GPC API key.
    25  const maxTokenLength = 39
    26  
    27  // keyRe is a regular expression that matches a GCP API key.
    28  var keyRe = regexp.MustCompile(`AIzaSy[ABCD][a-zA-Z0-9_-]{32}`)
    29  
    30  // NewDetector returns a new simpletoken.Detector that matches GCP API keys.
    31  func NewDetector() veles.Detector {
    32  	return simpletoken.Detector{
    33  		MaxLen: maxTokenLength,
    34  		Re:     keyRe,
    35  		FromMatch: func(b []byte) (veles.Secret, bool) {
    36  			return GCPAPIKey{Key: string(b)}, true
    37  		},
    38  	}
    39  }