diff --git a/pkg/detectors/lemonsqueezy/lemonsqueezy.go b/pkg/detectors/lemonsqueezy/lemonsqueezy.go new file mode 100644 index 000000000000..b1cd1da4ac7e --- /dev/null +++ b/pkg/detectors/lemonsqueezy/lemonsqueezy.go @@ -0,0 +1,89 @@ +package lemonsqueezy + +import ( + "context" + "fmt" + "net/http" + "regexp" + "strings" + + "github.com/trufflesecurity/trufflehog/v3/pkg/common" + "github.com/trufflesecurity/trufflehog/v3/pkg/detectors" + "github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb" +) + +type Scanner struct { + client *http.Client +} + +// Ensure the Scanner satisfies the interface at compile time. +var _ detectors.Detector = (*Scanner)(nil) + +var ( + defaultClient = common.SaneHttpClient() + // JWT token + keyPat = regexp.MustCompile(detectors.PrefixRegex([]string{"lemonsqueezy"}) + `\b(eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiJ9\.[0-9A-Za-z]{314}\.[0-9A-Za-z-_]{512})\b`) +) + +// Keywords are used for efficiently pre-filtering chunks. +// Use identifiers in the secret preferably, or the provider name. +func (s Scanner) Keywords() []string { + return []string{"lemonsqueezy"} +} + +// FromData will find and optionally verify Lemonsqueezy secrets in a given set of bytes. +func (s Scanner) FromData(ctx context.Context, verify bool, data []byte) (results []detectors.Result, err error) { + dataStr := string(data) + + matches := keyPat.FindAllStringSubmatch(dataStr, -1) + + for _, match := range matches { + if len(match) != 2 { + continue + } + resMatch := strings.TrimSpace(match[1]) + + s1 := detectors.Result{ + DetectorType: detectorspb.DetectorType_LemonSqueezy, + Raw: []byte(resMatch), + } + + if verify { + client := s.client + if client == nil { + client = defaultClient + } + req, err := http.NewRequestWithContext(ctx, "GET", "https://api.lemonsqueezy.com/v1/products/", nil) + if err != nil { + continue + } + req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", resMatch)) + res, err := client.Do(req) + if err == nil { + defer res.Body.Close() + if res.StatusCode >= 200 && res.StatusCode < 300 { + s1.Verified = true + } else if res.StatusCode == 401 { + // The secret is determinately not verified (nothing to do) + } else { + s1.VerificationError = fmt.Errorf("unexpected HTTP response status %d", res.StatusCode) + } + } else { + s1.VerificationError = err + } + } + + // This function will check false positives for common test words, but also it will make sure the key appears 'random' enough to be a real key. + if !s1.Verified && detectors.IsKnownFalsePositive(resMatch, detectors.DefaultFalsePositives, true) { + continue + } + + results = append(results, s1) + } + + return results, nil +} + +func (s Scanner) Type() detectorspb.DetectorType { + return detectorspb.DetectorType_LemonSqueezy +} diff --git a/pkg/detectors/lemonsqueezy/lemonsqueezy_test.go b/pkg/detectors/lemonsqueezy/lemonsqueezy_test.go new file mode 100644 index 000000000000..058e069b9d3e --- /dev/null +++ b/pkg/detectors/lemonsqueezy/lemonsqueezy_test.go @@ -0,0 +1,128 @@ +//go:build detectors +// +build detectors + +package lemonsqueezy + +import ( + "context" + "fmt" + "testing" + "time" + + "github.com/google/go-cmp/cmp" + "github.com/google/go-cmp/cmp/cmpopts" + + "github.com/trufflesecurity/trufflehog/v3/pkg/detectors" + + "github.com/trufflesecurity/trufflehog/v3/pkg/common" + "github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb" +) + +func TestLemonsqueezy_FromChunk(t *testing.T) { + ctx, cancel := context.WithTimeout(context.Background(), time.Second*5) + defer cancel() + testSecrets, err := common.GetSecret(ctx, "trufflehog-testing", "detectors5") + if err != nil { + t.Fatalf("could not get test secrets from GCP: %s", err) + } + secret := testSecrets.MustGetField("LEMONSQUEEZY") + inactiveSecret := testSecrets.MustGetField("LEMONSQUEEZY_INACTIVE") + + type args struct { + ctx context.Context + data []byte + verify bool + } + tests := []struct { + name string + s Scanner + args args + want []detectors.Result + wantErr bool + wantVerificationErr bool + }{ + { + name: "found, verified", + s: Scanner{}, + args: args{ + ctx: context.Background(), + data: []byte(fmt.Sprintf("You can find a lemonsqueezy secret %s within", secret)), + verify: true, + }, + want: []detectors.Result{ + { + DetectorType: detectorspb.DetectorType_LemonSqueezy, + Verified: true, + }, + }, + wantErr: false, + wantVerificationErr: false, + }, + { + name: "found, unverified", + s: Scanner{}, + args: args{ + ctx: context.Background(), + data: []byte(fmt.Sprintf("You can find a lemonsqueezy secret %s within but not valid", inactiveSecret)), // the secret would satisfy the regex but not pass validation + verify: true, + }, + want: []detectors.Result{ + { + DetectorType: detectorspb.DetectorType_LemonSqueezy, + Verified: false, + }, + }, + wantErr: false, + wantVerificationErr: false, + }, + { + name: "not found", + s: Scanner{}, + args: args{ + ctx: context.Background(), + data: []byte("You cannot find the secret within"), + verify: true, + }, + want: nil, + wantErr: false, + wantVerificationErr: false, + }, + } + for _, tt := range tests { + t.Run(tt.name, func(t *testing.T) { + got, err := tt.s.FromData(tt.args.ctx, tt.args.verify, tt.args.data) + if (err != nil) != tt.wantErr { + t.Errorf("Lemonsqueezy.FromData() error = %v, wantErr %v", err, tt.wantErr) + return + } + for i := range got { + if len(got[i].Raw) == 0 { + t.Fatalf("no raw secret present: \n %+v", got[i]) + } + if (got[i].VerificationError != nil) != tt.wantVerificationErr { + t.Fatalf("wantVerificationError = %v, verification error = %v", tt.wantVerificationErr, got[i].VerificationError) + } + } + ignoreOpts := cmpopts.IgnoreFields(detectors.Result{}, "Raw", "VerificationError") + if diff := cmp.Diff(got, tt.want, ignoreOpts); diff != "" { + t.Errorf("Lemonsqueezy.FromData() %s diff: (-got +want)\n%s", tt.name, diff) + } + }) + } +} + +func BenchmarkFromData(benchmark *testing.B) { + ctx := context.Background() + s := Scanner{} + for name, data := range detectors.MustGetBenchmarkData() { + benchmark.Run(name, func(b *testing.B) { + b.ResetTimer() + for n := 0; n < b.N; n++ { + _, err := s.FromData(ctx, false, data) + if err != nil { + b.Fatal(err) + } + } + }) + } +} diff --git a/pkg/engine/defaults.go b/pkg/engine/defaults.go index b7f7b1d34c00..ddb5c375bf69 100644 --- a/pkg/engine/defaults.go +++ b/pkg/engine/defaults.go @@ -367,6 +367,7 @@ import ( "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/ldap" "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/leadfeeder" "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/lemlist" + "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/lemonsqueezy" "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/lendflow" "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/lessannoyingcrm" "github.com/trufflesecurity/trufflehog/v3/pkg/detectors/lexigram" @@ -1559,6 +1560,7 @@ func DefaultDetectors() []detectors.Detector { zerotier.Scanner{}, betterstack.Scanner{}, coinbase_waas.Scanner{}, + lemonsqueezy.Scanner{}, } } diff --git a/pkg/pb/detectorspb/detectors.pb.go b/pkg/pb/detectorspb/detectors.pb.go index 1f768527cb08..56eebbcfe8ae 100644 --- a/pkg/pb/detectorspb/detectors.pb.go +++ b/pkg/pb/detectorspb/detectors.pb.go @@ -1029,6 +1029,7 @@ const ( DetectorType_AppOptics DetectorType = 949 DetectorType_Metabase DetectorType = 950 DetectorType_CoinbaseWaaS DetectorType = 951 + DetectorType_LemonSqueezy DetectorType = 952 ) // Enum value maps for DetectorType. @@ -1982,6 +1983,7 @@ var ( 949: "AppOptics", 950: "Metabase", 951: "CoinbaseWaaS", + 952: "LemonSqueezy", } DetectorType_value = map[string]int32{ "Alibaba": 0, @@ -2932,6 +2934,7 @@ var ( "AppOptics": 949, "Metabase": 950, "CoinbaseWaaS": 951, + "LemonSqueezy": 952, } ) @@ -3310,7 +3313,7 @@ var file_detectors_proto_rawDesc = []byte{ 0x44, 0x65, 0x63, 0x6f, 0x64, 0x65, 0x72, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x55, 0x4e, 0x4b, 0x4e, 0x4f, 0x57, 0x4e, 0x10, 0x00, 0x12, 0x09, 0x0a, 0x05, 0x50, 0x4c, 0x41, 0x49, 0x4e, 0x10, 0x01, 0x12, 0x0a, 0x0a, 0x06, 0x42, 0x41, 0x53, 0x45, 0x36, 0x34, 0x10, 0x02, 0x12, - 0x09, 0x0a, 0x05, 0x55, 0x54, 0x46, 0x31, 0x36, 0x10, 0x03, 0x2a, 0xbe, 0x77, 0x0a, 0x0c, 0x44, + 0x09, 0x0a, 0x05, 0x55, 0x54, 0x46, 0x31, 0x36, 0x10, 0x03, 0x2a, 0xd1, 0x77, 0x0a, 0x0c, 0x44, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x41, 0x6c, 0x69, 0x62, 0x61, 0x62, 0x61, 0x10, 0x00, 0x12, 0x08, 0x0a, 0x04, 0x41, 0x4d, 0x51, 0x50, 0x10, 0x01, 0x12, 0x07, 0x0a, 0x03, 0x41, 0x57, 0x53, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x41, @@ -4266,12 +4269,13 @@ var file_detectors_proto_rawDesc = []byte{ 0x72, 0x6f, 0x54, 0x69, 0x65, 0x72, 0x10, 0xb4, 0x07, 0x12, 0x0e, 0x0a, 0x09, 0x41, 0x70, 0x70, 0x4f, 0x70, 0x74, 0x69, 0x63, 0x73, 0x10, 0xb5, 0x07, 0x12, 0x0d, 0x0a, 0x08, 0x4d, 0x65, 0x74, 0x61, 0x62, 0x61, 0x73, 0x65, 0x10, 0xb6, 0x07, 0x12, 0x11, 0x0a, 0x0c, 0x43, 0x6f, 0x69, 0x6e, - 0x62, 0x61, 0x73, 0x65, 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0x65, 0x63, 0x74, 0x6f, 0x72, 0x73, 0x70, 0x62, 0x62, 0x06, 0x70, + 0x72, 0x6f, 0x74, 0x6f, 0x33, } var ( diff --git a/proto/detectors.proto b/proto/detectors.proto index 1fb57c107b80..ce18fe821b4e 100644 --- a/proto/detectors.proto +++ b/proto/detectors.proto @@ -960,6 +960,7 @@ enum DetectorType { AppOptics = 949; Metabase = 950; CoinbaseWaaS = 951; + LemonSqueezy = 952; } message Result {