chore: merged main

cmd/approve-list-svc/server/server_test.go

@@ -15,6 +15,7 @@ import (
 	"github.com/ecadlabs/signatory/pkg/config"
 	"github.com/ecadlabs/signatory/pkg/hashmap"
 	"github.com/ecadlabs/signatory/pkg/signatory"
+	"github.com/ecadlabs/signatory/pkg/signatory/watermark"
 	"github.com/ecadlabs/signatory/pkg/vault"
 	"github.com/ecadlabs/signatory/pkg/vault/memory"
 	"github.com/stretchr/testify/require"
@@ -57,7 +58,7 @@ func testServer(t *testing.T, addr []net.IP) error {
 
 	conf := signatory.Config{
 		Vaults:    map[string]*config.VaultConfig{"mock": {Driver: "mock"}},
-		Watermark: signatory.IgnoreWatermark{},
+		Watermark: watermark.Ignore{},
 		VaultFactory: vault.FactoryFunc(func(ctx context.Context, name string, conf *yaml.Node) (vault.Vault, error) {
 			return memory.New([]*memory.PrivateKey{
 				{

cmd/commands/root.go

@@ -9,6 +9,7 @@ import (
 	"github.com/ecadlabs/signatory/pkg/config"
 	"github.com/ecadlabs/signatory/pkg/metrics"
 	"github.com/ecadlabs/signatory/pkg/signatory"
+	"github.com/ecadlabs/signatory/pkg/signatory/watermark"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 )
@@ -49,11 +50,11 @@ func NewRootCommand(c *Context, name string) *cobra.Command {
 				}
 			}
 
-			if baseDir == "" {
-				baseDir = conf.BaseDir
+			if baseDir != "" {
+				conf.BaseDir = baseDir
 			}
-			baseDir = os.ExpandEnv(baseDir)
-			if err := os.MkdirAll(baseDir, 0770); err != nil {
+			conf.BaseDir = os.ExpandEnv(conf.BaseDir)
+			if err := os.MkdirAll(conf.BaseDir, 0770); err != nil {
 				return err
 			}
 
@@ -78,7 +79,7 @@ func NewRootCommand(c *Context, name string) *cobra.Command {
 				return err
 			}
 
-			watermark, err := signatory.NewFileWatermark(baseDir)
+			watermark, err := watermark.Registry().New(cmd.Context(), conf.Watermark.Driver, &conf.Watermark.Config, conf)
 			if err != nil {
 				return err
 			}

docs/aws_kms.md

@@ -19,7 +19,6 @@ vaults:
   aws:
     driver: awskms
     config:
-      user_name: <iam_username>
       access_key_id: <aws_access_key_id>
       secret_access_key: <aws_secret_access_key>
       region: <aws_region>
@@ -29,7 +28,6 @@ vaults:
 
 Name | Type | Required | Description
 -----|------|:--------:|------------
-user_name | string |✅| IAM user name
 access_key_id | string | OPTIONAL | IAM user detail
 secret_access_key | string | OPTIONAL | IAM user detail
 region | string | ✅ | Region where key is created
@@ -54,7 +52,7 @@ To generate a new private key withing AWS, you must:
 
 ## Example Configuration for the AWS KMS vault in Signatory
 
-This example shows a Signatory vault configuration for AWS KMS. Text in `{}` must be replaced, for example, `{AWS_User_Name}` should be replaced with your AWS username.
+This example shows a Signatory vault configuration for AWS KMS. Text in `{}` must be replaced.
 
 
 ```
@@ -63,7 +61,6 @@ vaults:
   awskms:
     driver: awskms
     config:
-      user_name: {AWS_User_Name}
       access_key_id: {Access_Key_ID_In_AWS_User_Profile}
       secret_access_key: {Secret_access_Key_ID_In_AWS_User_Profile}
       region: {AWS_Region}

docs/start.md

@@ -74,6 +74,10 @@ vaults:
     config:
       file: /etc/signatory/secret.json
 
+watermark:
+  # Default
+  driver: file
+
 # List enabled public keys hashes here
 tezos:
   # Default policy allows "block" and "endorsement" operations
@@ -111,7 +115,7 @@ tezos:
 ]
 ```
 
-## Configuration Example - AWS KMS Vault
+### Configuration Example - AWS KMS Vault
 This configuration example uses AWS KMS as  
 
 ```yaml
@@ -128,7 +132,6 @@ vaults:
   aws:
     driver: awskms
     config:
-      user_name: signatory_testnets # IAM User or Role 
       access_key_id: <redacted> # Optional
       secret_access_key: <redacted> # Optional 
       region: us-west-2 
@@ -145,6 +148,20 @@ tezos:
         - transaction
 ```
 
+### Watermark backend
+
+Basic syntax:
+
+```yaml
+# Optional
+watermark:
+  driver: <driver>
+  # Optional
+  config: <config_object>
+```
+
+Currently three backends are supported: `file` (a default one), `mem` (for testing purpose only) and `aws`. See [AWS KMS][aws] for configuration syntax.
+
 ## Backends
 * [AWS KMS](aws_kms.md)
 * [Azure Key Vault](azure_kms.md)

go.mod

@@ -1,13 +1,21 @@
 module github.com/ecadlabs/signatory
 
-go 1.21
+go 1.22
+
+toolchain go1.23.1
 
 require (
 	cloud.google.com/go/kms v1.15.5
+	github.com/aws/aws-sdk-go-v2 v1.30.3
+	github.com/aws/aws-sdk-go-v2/config v1.27.27
+	github.com/aws/aws-sdk-go-v2/feature/dynamodb/attributevalue v1.14.10
+	github.com/aws/aws-sdk-go-v2/service/dynamodb v1.34.4
+	github.com/aws/aws-sdk-go-v2/service/kms v1.35.3
+	github.com/aws/smithy-go v1.20.3
 	github.com/certusone/yubihsm-go v0.3.0
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0
 	github.com/ecadlabs/goblst v1.0.0
-	github.com/ecadlabs/gotez/v2 v2.1.1
+	github.com/ecadlabs/gotez/v2 v2.1.3
 	github.com/go-playground/validator/v10 v10.22.0
 	github.com/google/tink/go v1.7.0
 	github.com/google/uuid v1.4.0
@@ -20,7 +28,7 @@ require (
 	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.8.0
 	github.com/stretchr/testify v1.8.4
-	golang.org/x/crypto v0.25.0
+	golang.org/x/crypto v0.28.0
 	golang.org/x/exp v0.0.0-20231127185646-65229373498e
 	golang.org/x/oauth2 v0.15.0
 	google.golang.org/api v0.152.0
@@ -31,6 +39,18 @@ require (
 	cloud.google.com/go/compute v1.23.3 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
 	cloud.google.com/go/iam v1.1.5 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.27 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.11 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.15 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.15 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0 // indirect
+	github.com/aws/aws-sdk-go-v2/service/dynamodbstreams v1.22.3 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.3 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery v1.9.16 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.17 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.22.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.26.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.30.3 // indirect
 	github.com/cenkalti/backoff/v3 v3.2.2 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/ecadlabs/pretty v0.0.0-20230412124801-f948fc689a04 // indirect
@@ -52,17 +72,16 @@ require (
 	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
-	github.com/rogpeppe/go-internal v1.12.0 // indirect
+	github.com/rogpeppe/go-internal v1.13.1 // indirect
 	github.com/ryanuber/go-glob v1.0.0 // indirect
-	golang.org/x/sync v0.7.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	google.golang.org/genproto v0.0.0-20231127180814-3a041ad873d4 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20231127180814-3a041ad873d4 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20231127180814-3a041ad873d4 // indirect
 )
 
 require (
-	github.com/aws/aws-sdk-go v1.48.11
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/enceve/crypto v0.0.0-20160707101852-34d48bb93815 // indirect
@@ -83,8 +102,8 @@ require (
 	go.opencensus.io v0.24.0 // indirect
 	golang.org/x/net v0.27.0 // indirect
 	golang.org/x/sys v0.22.0 // indirect
-	golang.org/x/term v0.22.0
-	golang.org/x/text v0.16.0 // indirect
+	golang.org/x/term v0.25.0
+	golang.org/x/text v0.19.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
 	google.golang.org/grpc v1.59.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect

go.sum

@@ -11,8 +11,42 @@ cloud.google.com/go/kms v1.15.5 h1:pj1sRfut2eRbD9pFRjNnPNg/CzJPuQAzUujMIM1vVeM=
 cloud.google.com/go/kms v1.15.5/go.mod h1:cU2H5jnp6G2TDpUGZyqTCoy1n16fbubHZjmVXSMtwDI=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
-github.com/aws/aws-sdk-go v1.48.11 h1:9YbiSbaF/jWi+qLRl+J5dEhr2mcbDYHmKg2V7RBcD5M=
-github.com/aws/aws-sdk-go v1.48.11/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
+github.com/aws/aws-sdk-go-v2 v1.30.3 h1:jUeBtG0Ih+ZIFH0F4UkmL9w3cSpaMv9tYYDbzILP8dY=
+github.com/aws/aws-sdk-go-v2 v1.30.3/go.mod h1:nIQjQVp5sfpQcTc9mPSr1B0PaWK5ByX9MOoDadSN4lc=
+github.com/aws/aws-sdk-go-v2/config v1.27.27 h1:HdqgGt1OAP0HkEDDShEl0oSYa9ZZBSOmKpdpsDMdO90=
+github.com/aws/aws-sdk-go-v2/config v1.27.27/go.mod h1:MVYamCg76dFNINkZFu4n4RjDixhVr51HLj4ErWzrVwg=
+github.com/aws/aws-sdk-go-v2/credentials v1.17.27 h1:2raNba6gr2IfA0eqqiP2XiQ0UVOpGPgDSi0I9iAP+UI=
+github.com/aws/aws-sdk-go-v2/credentials v1.17.27/go.mod h1:gniiwbGahQByxan6YjQUMcW4Aov6bLC3m+evgcoN4r4=
+github.com/aws/aws-sdk-go-v2/feature/dynamodb/attributevalue v1.14.10 h1:orAIBscNu5aIjDOnKIrjO+IUFPMLKj3Lp0bPf4chiPc=
+github.com/aws/aws-sdk-go-v2/feature/dynamodb/attributevalue v1.14.10/go.mod h1:GNjJ8daGhv10hmQYCnmkV8HuY6xXOXV4vzBssSjEIlU=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.11 h1:KreluoV8FZDEtI6Co2xuNk/UqI9iwMrOx/87PBNIKqw=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.11/go.mod h1:SeSUYBLsMYFoRvHE0Tjvn7kbxaUhl75CJi1sbfhMxkU=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.15 h1:SoNJ4RlFEQEbtDcCEt+QG56MY4fm4W8rYirAmq+/DdU=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.15/go.mod h1:U9ke74k1n2bf+RIgoX1SXFed1HLs51OgUSs+Ph0KJP8=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.15 h1:C6WHdGnTDIYETAm5iErQUiVNsclNx9qbJVPIt03B6bI=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.15/go.mod h1:ZQLZqhcu+JhSrA9/NXRm8SkDvsycE+JkV3WGY41e+IM=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0 h1:hT8rVHwugYE2lEfdFE0QWVo81lF7jMrYJVDWI+f+VxU=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0/go.mod h1:8tu/lYfQfFe6IGnaOdrpVgEL2IrrDOf6/m9RQum4NkY=
+github.com/aws/aws-sdk-go-v2/service/dynamodb v1.34.4 h1:utG3S4T+X7nONPIpRoi1tVcQdAdJxntiVS2yolPJyXc=
+github.com/aws/aws-sdk-go-v2/service/dynamodb v1.34.4/go.mod h1:q9vzW3Xr1KEXa8n4waHiFt1PrppNDlMymlYP+xpsFbY=
+github.com/aws/aws-sdk-go-v2/service/dynamodbstreams v1.22.3 h1:r27/FnxLPixKBRIlslsvhqscBuMK8uysCYG9Kfgm098=
+github.com/aws/aws-sdk-go-v2/service/dynamodbstreams v1.22.3/go.mod h1:jqOFyN+QSWSoQC+ppyc4weiO8iNQXbzRbxDjQ1ayYd4=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.3 h1:dT3MqvGhSoaIhRseqw2I0yH81l7wiR2vjs57O51EAm8=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.3/go.mod h1:GlAeCkHwugxdHaueRr4nhPuY+WW+gR8UjlcqzPr1SPI=
+github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery v1.9.16 h1:lhAX5f7KpgwyieXjbDnRTjPEUI0l3emSRyxXj1PXP8w=
+github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery v1.9.16/go.mod h1:AblAlCwvi7Q/SFowvckgN+8M3uFPlopSYeLlbNDArhA=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.17 h1:HGErhhrxZlQ044RiM+WdoZxp0p+EGM62y3L6pwA4olE=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.17/go.mod h1:RkZEx4l0EHYDJpWppMJ3nD9wZJAa8/0lq9aVC+r2UII=
+github.com/aws/aws-sdk-go-v2/service/kms v1.35.3 h1:UPTdlTOwWUX49fVi7cymEN6hDqCwe3LNv1vi7TXUutk=
+github.com/aws/aws-sdk-go-v2/service/kms v1.35.3/go.mod h1:gjDP16zn+WWalyaUqwCCioQ8gU8lzttCCc9jYsiQI/8=
+github.com/aws/aws-sdk-go-v2/service/sso v1.22.4 h1:BXx0ZIxvrJdSgSvKTZ+yRBeSqqgPM89VPlulEcl37tM=
+github.com/aws/aws-sdk-go-v2/service/sso v1.22.4/go.mod h1:ooyCOXjvJEsUw7x+ZDHeISPMhtwI3ZCB7ggFMcFfWLU=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.26.4 h1:yiwVzJW2ZxZTurVbYWA7QOrAaCYQR72t0wrSBfoesUE=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.26.4/go.mod h1:0oxfLkpz3rQ/CHlx5hB7H69YUpFiI1tql6Q6Ne+1bCw=
+github.com/aws/aws-sdk-go-v2/service/sts v1.30.3 h1:ZsDKRLXGWHk8WdtyYMoGNO7bTudrvuKpDKgMVRlepGE=
+github.com/aws/aws-sdk-go-v2/service/sts v1.30.3/go.mod h1:zwySh8fpFyXp9yOr/KVzxOl8SRqgf/IDw5aUt9UKFcQ=
+github.com/aws/smithy-go v1.20.3 h1:ryHwveWzPV5BIof6fyDvor6V3iUL7nTfiTKXHiW05nE=
+github.com/aws/smithy-go v1.20.3/go.mod h1:krry+ya/rV9RDcV/Q16kpu6ypI4K2czasz0NC3qS14E=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
@@ -35,8 +69,8 @@ github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etly
 github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
 github.com/ecadlabs/goblst v1.0.0 h1:8/e3SQGwqbV0+ul+pg0aSNFfC3lgQcvEed3VdDBXSl8=
 github.com/ecadlabs/goblst v1.0.0/go.mod h1:s67gqaOol9o6fguh+evH75X5uQniOhv1HG/EU8xPLPY=
-github.com/ecadlabs/gotez/v2 v2.1.1 h1:qLcD1r0VG9k7hwRwWrQXs+yz5avNGbS/cyEB/AbY7c0=
-github.com/ecadlabs/gotez/v2 v2.1.1/go.mod h1:QypK0m1eDPmB9R7Uvgmsfm+JS7Z5Y6dIbIq1tMVYayU=
+github.com/ecadlabs/gotez/v2 v2.1.3 h1:RGNtvb+UAtstTQYCsdE4XAeaEZwj3a5AliLluEOsoAg=
+github.com/ecadlabs/gotez/v2 v2.1.3/go.mod h1:QypK0m1eDPmB9R7Uvgmsfm+JS7Z5Y6dIbIq1tMVYayU=
 github.com/ecadlabs/pretty v0.0.0-20230412124801-f948fc689a04 h1:7WdblGykGxtGGtchW4kzTaJJO8Fm+JKhLzhttOOWr9k=
 github.com/ecadlabs/pretty v0.0.0-20230412124801-f948fc689a04/go.mod h1:VApUlocsLMpp4hUXHxTTIlosebnwo0BM6e1hy78qTPM=
 github.com/enceve/crypto v0.0.0-20160707101852-34d48bb93815 h1:D22EM5TeYZJp43hGDx6dUng8mvtyYbB9BnE3+BmJR1Q=
@@ -185,8 +219,8 @@ github.com/prometheus/common v0.45.0/go.mod h1:YJmSTw9BoKxJplESWWxlbyttQR4uaEcGy
 github.com/prometheus/procfs v0.12.0 h1:jluTpSng7V9hY0O2R9DzzJHYb2xULk9VTR1V1R/k6Bo=
 github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo=
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
-github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
-github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
+github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
+github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/ryanuber/columnize v2.1.0+incompatible/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
 github.com/ryanuber/go-glob v1.0.0 h1:iQh3xXAumdQ+4Ufa5b25cRpC5TYKlno6hsv6Cb3pkBk=
@@ -219,8 +253,8 @@ golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30=
-golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M=
+golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw=
+golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20231127185646-65229373498e h1:Gvh4YaCaXNs6dKTlfgismwWZKyjVZXwOPfIyUaqU3No=
 golang.org/x/exp v0.0.0-20231127185646-65229373498e/go.mod h1:iRJReGqOEeBhDZGkGbynYwcHlctCvnjTYIamk7uXpHI=
@@ -248,8 +282,8 @@ golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
+golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -265,20 +299,20 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
-golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
+golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
-golang.org/x/term v0.22.0 h1:BbsgPEJULsl2fV/AT3v15Mjva5yXKQDyKf+TbDz7QJk=
-golang.org/x/term v0.22.0/go.mod h1:F3qCibpT5AMpCRfhfT53vVJwhLtIVHhB9XDjfFvnMI4=
+golang.org/x/term v0.25.0 h1:WtHI/ltw4NvSUig5KARz9h521QvRC8RmF/cuYqifU24=
+golang.org/x/term v0.25.0/go.mod h1:RPyXicDX+6vLxogjjRxjgD2TKtmAO6NZBsBRfrOLu7M=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
-golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
+golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=
+golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=

pkg/config/config.go

@@ -51,6 +51,13 @@ type Config struct {
 	Server     ServerConfig            `yaml:"server"`
 	PolicyHook *PolicyHook             `yaml:"policy_hook"`
 	BaseDir    string                  `yaml:"base_dir" validate:"required"`
+	Watermark  *WatermarkConfig        `yaml:"watermark"`
+}
+
+// WatermarkConfig represents watermark backend configuration
+type WatermarkConfig struct {
+	Driver string    `yaml:"driver" validate:"required"`
+	Config yaml.Node `yaml:"config"`
 }
 
 var defaultConfig = Config{
@@ -59,6 +66,9 @@ var defaultConfig = Config{
 		UtilityAddress: ":9583",
 	},
 	BaseDir: "/var/lib/signatory",
+	Watermark: &WatermarkConfig{
+		Driver: "file",
+	},
 }
 
 // Read read the config from a file