github.com/google/osv-scalibr@v0.4.1/veles/secrets/anthropicapikey/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 anthropicapikey
    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 an Anthropic API key.
    25  const maxTokenLength = 200
    26  
    27  // keyRe is a regular expression that matches an Anthropic API key.
    28  // Anthropic API keys start with "sk-ant-" followed by an identifier
    29  // (valid identifiers such as: api03, admin01, etc.)
    30  // and base64-like characters with hyphens and underscores.
    31  var keyRe = regexp.MustCompile(`sk-ant-[a-zA-Z0-9]+-[A-Za-z0-9_-]+`)
    32  
    33  // NewDetector returns a new simpletoken.Detector that matches Anthropic API keys
    34  // and returns the appropriate key type (WorkspaceAPIKey or ModelAPIKey) based on the key content.
    35  func NewDetector() veles.Detector {
    36  	return simpletoken.Detector{
    37  		MaxLen: maxTokenLength,
    38  		Re:     keyRe,
    39  		FromMatch: func(b []byte) (veles.Secret, bool) {
    40  			key := string(b)
    41  			if IsWorkspaceKey(key) {
    42  				return WorkspaceAPIKey{Key: key}, true
    43  			}
    44  			return ModelAPIKey{Key: key}, true
    45  		},
    46  	}
    47  }