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Adding Shopify detector #875

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merged 6 commits into from Nov 9, 2022
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100 changes: 100 additions & 0 deletions pkg/detectors/shopify/shopify.go
@@ -0,0 +1,100 @@
package shopify

import (
"context"
"encoding/json"
"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{}

// Ensure the Scanner satisfies the interface at compile time
var _ detectors.Detector = (*Scanner)(nil)

var (
client = common.SaneHttpClient()

//Make sure that your group is surrounded in boundry characters such as below to reduce false positives
keyPat = regexp.MustCompile(`\b(shppa_|shpat_)([0-9A-Fa-f]{32})\b`)
domainPat = regexp.MustCompile((`[a-zA-Z0-9-]+\.myshopify\.com`))
)

// 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{"shppa_", "shpat_"}
}

// FromData will find and optionally verify Shopify 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)

keyMatches := keyPat.FindAllString(dataStr, -1)
domainMatches := domainPat.FindAllString(dataStr, -1)

for _, match := range keyMatches {
key := strings.TrimSpace(match)

for _, domainMatch := range domainMatches {
domainRes := strings.TrimSpace(domainMatch)

s1 := detectors.Result{
DetectorType: detectorspb.DetectorType_Shopify,
Redacted: domainRes,
Raw: []byte(key + domainRes),
}

if verify {
req, err := http.NewRequestWithContext(ctx, "GET", "https://"+domainRes+"/admin/oauth/access_scopes.json", nil)
if err != nil {
continue
}
req.Header.Add("X-Shopify-Access-Token", fmt.Sprintf("%s", key))
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res, err := client.Do(req)
if err == nil {
if res.StatusCode >= 200 && res.StatusCode < 300 {
shopifyTokenAccessScopes := shopifyTokenAccessScopes{}
err := json.NewDecoder(res.Body).Decode(&shopifyTokenAccessScopes)
if err == nil {
handle_array := []string{}
for _, handle := range shopifyTokenAccessScopes.AccessScopes {
handle_array = append(handle_array, handle.Handle)

}
s1.Verified = true
s1.ExtraData = map[string]string{
"access_scopes": strings.Join(handle_array, ","),
}
}
res.Body.Close()
}
} else {
//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 detectors.IsKnownFalsePositive(key, detectors.DefaultFalsePositives, true) {
continue
}
}
}

results = append(results, s1)

}

}

return results, nil

}

type shopifyTokenAccessScopes struct {
AccessScopes []struct {
Handle string `json:"handle"`
} `json:"access_scopes"`
}
123 changes: 123 additions & 0 deletions pkg/detectors/shopify/shopify_test.go
@@ -0,0 +1,123 @@
package shopify

import (
"context"
"fmt"
"testing"
"time"

"github.com/kylelemons/godebug/pretty"
"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"

"github.com/trufflesecurity/trufflehog/v3/pkg/common"
"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
)

func TestShopify_FromChunk(t *testing.T) {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
defer cancel()
testSecrets, err := common.GetSecret(ctx, "trufflehog-testing", "detectors4")
if err != nil {
t.Fatalf("could not get test secrets from GCP: %s", err)
}
secret := testSecrets.MustGetField("SHOPIFY_ADMIN_SECRET")
inactiveSecret := testSecrets.MustGetField("SHOPIFY_ADMIN_SECRET_INACTIVE")
domain := testSecrets.MustGetField("SHOPIFY_DOMAIN")

type args struct {
ctx context.Context
data []byte
verify bool
}
tests := []struct {
name string
s Scanner
args args
want []detectors.Result
wantErr bool
}{
{
name: "found, verified",
s: Scanner{},
args: args{
ctx: context.Background(),
data: []byte(fmt.Sprintf("You can find a shopify secret %s domain https://%s", secret, domain)),
verify: true,
},
want: []detectors.Result{
{
DetectorType: detectorspb.DetectorType_Shopify,
Redacted: domain,
Verified: true,
ExtraData: map[string]string{
"access_scopes": "read_analytics,unauthenticated_read_selling_plans",
},
},
},
wantErr: false,
},
{
name: "found, unverified",
s: Scanner{},
args: args{
ctx: context.Background(),
data: []byte(fmt.Sprintf("You can find a shopify secret %s within (domain https://%s) but not valid", inactiveSecret, domain)), // the secret would satisfy the regex but not pass validation
verify: true,
},
want: []detectors.Result{
{
DetectorType: detectorspb.DetectorType_Shopify,
Redacted: domain,
Verified: false,
ExtraData: nil,
},
},
wantErr: 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,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
s := Scanner{}
got, err := s.FromData(tt.args.ctx, tt.args.verify, tt.args.data)
if (err != nil) != tt.wantErr {
t.Errorf("Shopify.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])
}
got[i].Raw = nil
}
if diff := pretty.Compare(got, tt.want); diff != "" {
t.Errorf("Shopify.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) {
for n := 0; n < b.N; n++ {
_, err := s.FromData(ctx, false, data)
if err != nil {
b.Fatal(err)
}
}
})
}
}
17 changes: 10 additions & 7 deletions pkg/pb/detectorspb/detectors.pb.go

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1 change: 1 addition & 0 deletions proto/detectors.proto
Expand Up @@ -908,6 +908,7 @@ enum DetectorType {
SQLServer = 898;
FTP = 899;
Redis = 900;
Shopify = 902;
}

message Result {
Expand Down