Merge pull request #31 from oxyno-zeta/add-template-per-target

feat: Add templates per target

Author: oxyno-zeta

Makefile

@@ -103,7 +103,7 @@ ifndef HAS_GOLANGCI_LINT
 ifndef HAS_CURL
 	$(error You must install curl)
 endif
-	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell go env GOPATH)/bin v1.23.6
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell go env GOPATH)/bin v1.24.0
 endif
 ifndef HAS_COLORGO
 	@echo "=> Installing colorgo tool"

conf/config-example.yaml

@@ -11,7 +11,7 @@ log:
 #   port: 8080
 
 # Template configurations
-# template:
+# templates:
 #   badRequest: templates/bad-request.tpl
 #   folderList: templates/folder-list.tpl
 #   forbidden: templates/forbidden.tpl
@@ -150,6 +150,32 @@ targets:
     #   DELETE:
     #     # Will allow DELETE requests
     #     enabled: true
+    ## Target custom templates
+    # templates:
+    #   # Folder list template
+    #   folderList:
+    #     inBucket: false
+    #     path: ""
+    #   # Not found template
+    #   notFound:
+    #     inBucket: false
+    #     path: ""
+    #   # Internal server error template
+    #   internalServerError:
+    #     inBucket: false
+    #     path: ""
+    #   # Forbidden template
+    #   forbidden:
+    #     inBucket: false
+    #     path: ""
+    #   # Unauthorized template
+    #   unauthorized:
+    #     inBucket: false
+    #     path: ""
+    #   # BadRequest template
+    #   badRequest:
+    #     inBucket: false
+    #     path: ""
     ## Bucket configuration
     bucket:
       name: super-bucket

docs/configuration.md

@@ -53,6 +53,25 @@ You can see a full example in the [Example section](#example)
 | resources     | [[Resource]](#resource)                       | No       | None               | Resources declaration for path whitelist or specific authentication on path list                         |
 | mount         | [MountConfiguration](#mountconfiguration)     | Yes      | None               | Mount point configuration                                                                                |
 | actions       | [ActionsConfiguration](#actionsconfiguration) | No       | GET action enabled | Actions allowed on target (GET, PUT or DELETE)                                                           |
+| templates     | [TargetTemplateConfig](#targettemplateconfig) | No       | None               | Custom target templates from files on local filesystem or in bucket                                      |
+
+## TargetTemplateConfig
+
+| Key                 | Type                                                  | Required | Default | Description                                       |
+| ------------------- | ----------------------------------------------------- | -------- | ------- | ------------------------------------------------- |
+| folderList          | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Folder list custom template declaration           |
+| notFound            | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Not Found custom template declaration             |
+| internalServerError | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Internal server error custom template declaration |
+| forbidden           | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Forbidden custom template declaration             |
+| unauthorized        | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Unauthorized custom template declaration          |
+| badRequest          | [TargetTemplateConfigItem](#targettemplateconfigitem) | No       | None    | Bad Request custom template declaration           |
+
+## TargetTemplateConfigItem
+
+| Key      | Type    | Required | Default | Description                                     |
+| -------- | ------- | -------- | ------- | ----------------------------------------------- |
+| inBucket | Boolean | No       | `false` | Is the file in bucket or on local file system ? |
+| path     | String  | Yes      | None    | Path for template file                          |
 
 ## ActionsConfiguration
 
@@ -213,7 +232,7 @@ log:
 #   port: 8080
 
 # Template configurations
-# template:
+# templates:
 #   badRequest: templates/bad-request.tpl
 #   folderList: templates/folder-list.tpl
 #   forbidden: templates/forbidden.tpl
@@ -249,6 +268,7 @@ log:
 # List targets feature
 # This will generate a webpage with list of targets with links using targetList template
 # listTargets:
+#   # To enable the list targets feature
 #   enabled: false
 #   ## Mount point
 #   mount:
@@ -260,6 +280,11 @@ log:
 #   resource:
 #     # A Path must be declared for a resource filtering
 #     path: /
+#     # HTTP Methods authorized (Must be in GET, PUT or DELETE)
+#     methods:
+#       - GET
+#       - PUT
+#       - DELETE
 #     # Whitelist
 #     whitelist: false
 #     # A authentication provider declared in section before, here is the key name
@@ -293,6 +318,11 @@ targets:
     #     whiteList: true
     #     # A Path must be declared for a resource filtering (a wildcard can be added to match every sub path)
     #   - path: /specific_doc/*
+    #     # HTTP Methods authorized (Must be in GET, PUT or DELETE)
+    #     methods:
+    #       - GET
+    #       - PUT
+    #       - DELETE
     #     # A authentication provider declared in section before, here is the key name
     #     provider: provider1
     #     # OIDC section for access filter
@@ -302,6 +332,11 @@ targets:
     #         - group: specific_users
     #     # A Path must be declared for a resource filtering (a wildcard can be added to match every sub path)
     #   - path: /directory1/*
+    #     # HTTP Methods authorized (Must be in GET, PUT or DELETE)
+    #     methods:
+    #       - GET
+    #       - PUT
+    #       - DELETE
     #     # A authentication provider declared in section before, here is the key name
     #     provider: provider1
     #     # Basic authentication section
@@ -336,12 +371,39 @@ targets:
     #   DELETE:
     #     # Will allow DELETE requests
     #     enabled: true
+    ## Target custom templates
+    # templates:
+    #   # Folder list template
+    #   folderList:
+    #     inBucket: false
+    #     path: ""
+    #   # Not found template
+    #   notFound:
+    #     inBucket: false
+    #     path: ""
+    #   # Internal server error template
+    #   internalServerError:
+    #     inBucket: false
+    #     path: ""
+    #   # Forbidden template
+    #   forbidden:
+    #     inBucket: false
+    #     path: ""
+    #   # Unauthorized template
+    #   unauthorized:
+    #     inBucket: false
+    #     path: ""
+    #   # BadRequest template
+    #   badRequest:
+    #     inBucket: false
+    #     path: ""
     ## Bucket configuration
     bucket:
       name: super-bucket
       prefix:
       region: eu-west-1
       s3Endpoint:
+      disableSSL: false
       # credentials:
       #   accessKey:
       #     env: AWS_ACCESS_KEY_ID

go.mod

@@ -3,9 +3,9 @@ module github.com/oxyno-zeta/s3-proxy
 go 1.13
 
 require (
+	github.com/Masterminds/goutils v1.1.0 // indirect
 	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/Masterminds/sprig v2.22.0+incompatible
-	github.com/Masterminds/sprig/v3 v3.0.2
 	github.com/aws/aws-sdk-go v1.29.29
 	github.com/coreos/go-oidc v2.2.1+incompatible
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
@@ -16,10 +16,12 @@ require (
 	github.com/go-playground/validator/v10 v10.2.0
 	github.com/gobwas/glob v0.2.3
 	github.com/golang/protobuf v1.3.3 // indirect
+	github.com/google/uuid v1.1.1 // indirect
 	github.com/huandu/xstrings v1.3.0 // indirect
 	github.com/imdario/mergo v0.3.8 // indirect
 	github.com/johannesboyne/gofakes3 v0.0.0-20200218152459-de0855a40bc1
 	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
+	github.com/mitchellh/copystructure v1.0.0 // indirect
 	github.com/mitchellh/reflectwalk v1.0.1 // indirect
 	github.com/pelletier/go-toml v1.6.0 // indirect
 	github.com/pquerna/cachecontrol v0.0.0-20180517163645-1555304b9b35 // indirect

go.sum

@@ -7,25 +7,15 @@ github.com/Masterminds/goutils v1.1.0 h1:zukEsf/1JZwCMgHiK3GZftabmxiCw4apj3a28RP
 github.com/Masterminds/goutils v1.1.0/go.mod h1:8cTjp+g8YejhMuvIA5y2vz3BpJxksy863GQaJW2MFNU=
 github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
 github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
-github.com/Masterminds/semver/v3 v3.0.3/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
 github.com/Masterminds/sprig v2.22.0+incompatible h1:z4yfnGrZ7netVz+0EDJ0Wi+5VZCSYp4Z0m2dk6cEM60=
 github.com/Masterminds/sprig v2.22.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
-github.com/Masterminds/sprig/v3 v3.0.2/go.mod h1:oesJ8kPONMONaZgtiHNzUShJbksypC5kWczhZAf6+aU=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/aws/aws-sdk-go v1.17.4/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.28.13 h1:JyCQQ86yil3hg7MtWdNH8Pbcgx92qlUV2v22Km63Mf4=
-github.com/aws/aws-sdk-go v1.28.13/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.29.16/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
-github.com/aws/aws-sdk-go v1.29.17/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
-github.com/aws/aws-sdk-go v1.29.18 h1:3T6OdmTwOiEX/didd+RkTdOm6WPzXKFLMVS+ZH9DX1I=
-github.com/aws/aws-sdk-go v1.29.18/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
-github.com/aws/aws-sdk-go v1.29.24 h1:KOnds/LwADMDBaALL4UB98ZR+TUR1A1mYmAYbdLixLA=
-github.com/aws/aws-sdk-go v1.29.24/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
 github.com/aws/aws-sdk-go v1.29.29 h1:4TdSYzXL8bHKu80tzPjO4c0ALw4Fd8qZGqf1aozUcBU=
 github.com/aws/aws-sdk-go v1.29.29/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
@@ -73,8 +63,6 @@ github.com/go-playground/locales v0.13.0 h1:HyWk6mgj5qFqCT5fjGBuRArbVDfE4hi8+e8c
 github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
 github.com/go-playground/universal-translator v0.17.0 h1:icxd5fm+REJzpZx7ZfpaD876Lmtgy7VtROAbHHXk8no=
 github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
-github.com/go-playground/validator/v10 v10.1.0 h1:LNfPbVcg93V/91tkAQH8nbFbFn7u2X4hHnLMeRZHIMM=
-github.com/go-playground/validator/v10 v10.1.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
 github.com/go-playground/validator/v10 v10.2.0 h1:KgJ0snyC2R9VXYN2rneOtQcw5aHQB1Vv0sFl1UcHBOY=
 github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
@@ -109,16 +97,13 @@ github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgf
 github.com/grpc-ecosystem/grpc-gateway v1.9.0/go.mod h1:vNeuVxBJEsws4ogUvrchl83t/GYV9WGTSLVdBhOQFDY=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
-github.com/huandu/xstrings v1.2.0/go.mod h1:DvyZB1rfVYsBIigL8HwpZgxHwXozlTgGqn63UyNX5k4=
 github.com/huandu/xstrings v1.3.0 h1:gvV6jG9dTgFEncxo+AF7PH6MZXi/vZl25owA/8Dg8Wo=
 github.com/huandu/xstrings v1.3.0/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq4ovT0aE=
-github.com/imdario/mergo v0.3.7/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/imdario/mergo v0.3.8 h1:CGgOkSJeqMRmt0D9XLWExdT4m4F1vd3FV3VPt+0VxkQ=
 github.com/imdario/mergo v0.3.8/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af h1:pmfjZENx5imkbgOkpRUYLnmbU7UEFbjtDA2hxJ1ichM=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
-github.com/johannesboyne/gofakes3 v0.0.0-20191228161223-9aee1c78a252 h1:ZABLXRnnFNP5nkVzVBx2kQ/4GvSLUqcD2YUc+9Uc2Mo=
-github.com/johannesboyne/gofakes3 v0.0.0-20191228161223-9aee1c78a252/go.mod h1:cPDudDcSR9fls3ZmrXgt0GU2QpQGQRJc4JBNtKyNr1s=
+github.com/johannesboyne/gofakes3 v0.0.0-20200218152459-de0855a40bc1 h1:jUva9XoPV9p9TE66pzRbSRY5cFJcUBoTkgxyQjxLLGI=
 github.com/johannesboyne/gofakes3 v0.0.0-20200218152459-de0855a40bc1/go.mod h1:fNiSoOiEI5KlkWXn26OwKnNe58ilTIkpBlgOrt7Olu8=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
@@ -171,10 +156,6 @@ github.com/pquerna/cachecontrol v0.0.0-20180517163645-1555304b9b35/go.mod h1:prY
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
 github.com/prometheus/client_golang v0.9.3/go.mod h1:/TN21ttK/J9q6uSwhBd54HahCDft0ttaMvbicHlPoso=
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
-github.com/prometheus/client_golang v1.4.1 h1:FFSuS004yOQEtDdTq+TAOLP5xUq63KqAFYyOi8zA+Y8=
-github.com/prometheus/client_golang v1.4.1/go.mod h1:e9GMxYsXl05ICDXkRhurwBS4Q3OK1iX/F2sw+iXX5zU=
-github.com/prometheus/client_golang v1.5.0 h1:Ctq0iGpCmr3jeP77kbF2UxgvRwzWWz+4Bh9/vJTyg1A=
-github.com/prometheus/client_golang v1.5.0/go.mod h1:e9GMxYsXl05ICDXkRhurwBS4Q3OK1iX/F2sw+iXX5zU=
 github.com/prometheus/client_golang v1.5.1 h1:bdHYieyGlH+6OLEk2YQha8THib30KP0/yD0YH9m6xcA=
 github.com/prometheus/client_golang v1.5.1/go.mod h1:e9GMxYsXl05ICDXkRhurwBS4Q3OK1iX/F2sw+iXX5zU=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
@@ -236,8 +217,6 @@ github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJy
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/subosito/gotenv v1.2.0 h1:Slr1R9HxAlEKefgq5jn9U+DnETlIUa6HfgEzj0g5d7s=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
-github.com/thoas/go-funk v0.5.0 h1:XXFUVqX6xnIDqXxENFHBFS1X5AoT0EDs7HJq2krRfD8=
-github.com/thoas/go-funk v0.5.0/go.mod h1:+IWnUfUmFO1+WVYQWQtIJHeRRdaIyyYglZN7xzUPe4Q=
 github.com/thoas/go-funk v0.6.0 h1:ryxN0pa9FnI7YHgODdLIZ4T6paCZJt8od6N9oRztMxM=
 github.com/thoas/go-funk v0.6.0/go.mod h1:+IWnUfUmFO1+WVYQWQtIJHeRRdaIyyYglZN7xzUPe4Q=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
@@ -250,7 +229,6 @@ go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20190911031432-227b76d455e7/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200208060501-ecb85df21340 h1:KOcEaR10tFr7gdJV2GCKw8Os5yED1u1aOqHjOAb6d2Y=
 golang.org/x/crypto v0.0.0-20200208060501-ecb85df21340/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -270,8 +248,6 @@ golang.org/x/net v0.0.0-20190613194153-d28f0bde5980 h1:dfGZHvZk057jK2MCeWus/TowK
 golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200202094626-16171245cfb2 h1:CCH4IOTTfewWjGOlSp+zGcjutRKlBEZQ6wTn8ozI/nI=
 golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200301022130-244492dfa37a h1:GuSPYbZzB5/dcLNCwLQLsg3obCJtX9IJhpXkvY7kzk0=
-golang.org/x/net v0.0.0-20200301022130-244492dfa37a/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200320220750-118fecf932d8 h1:1+zQlQqEEhUeStBTi653GZAnAuivZq/2hz+Iz+OP7rg=
 golang.org/x/net v0.0.0-20200320220750-118fecf932d8/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=

pkg/bucket/client.go

@@ -18,6 +18,16 @@ type Client interface {
 	Put(inp *PutInput)
 	// Delete will delete file on request path
 	Delete(requestPath string)
+	// Handle not found errors with bucket configuration
+	HandleNotFound(requestPath string)
+	// Handle forbidden errors with bucket configuration
+	HandleForbidden(requestPath string)
+	// Handle bad request errors with bucket configuration
+	HandleBadRequest(err error, requestPath string)
+	// Handle internal server error errors with bucket configuration
+	HandleInternalServerError(err error, requestPath string)
+	// Handle unauthorized errors with bucket configuration
+	HandleUnauthorized(requestPath string)
 }
 
 // PutInput represents Put input
@@ -28,30 +38,35 @@ type PutInput struct {
 	ContentType string
 }
 
+// ErrorHandlers error handlers
+type ErrorHandlers struct {
+	HandleNotFoundWithTemplate            func(tplString string, rw http.ResponseWriter, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig)            //nolint: lll
+	HandleInternalServerErrorWithTemplate func(tplString string, rw http.ResponseWriter, err error, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig) //nolint: lll
+	HandleForbiddenWithTemplate           func(tplString string, rw http.ResponseWriter, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig)            //nolint: lll
+	HandleBadRequestWithTemplate          func(tplString string, rw http.ResponseWriter, requestPath string, err error, logger logrus.FieldLogger, tplCfg *config.TemplateConfig) //nolint: lll
+	HandleUnauthorizedWithTemplate        func(tplString string, rw http.ResponseWriter, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig)            //nolint: lll
+}
+
 // NewClient will generate a new client to do GET,PUT or DELETE actions
 // nolint:whitespace
 func NewClient(
 	tgt *config.TargetConfig, tplConfig *config.TemplateConfig, logger logrus.FieldLogger,
 	mountPath string, httpRW http.ResponseWriter,
-	handleNotFound func(rw http.ResponseWriter, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig),
-	handleInternalServerError func(rw http.ResponseWriter, err error, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig),
-	handleForbidden func(rw http.ResponseWriter, requestPath string, logger logrus.FieldLogger, tplCfg *config.TemplateConfig),
 	metricsCtx metrics.Client,
+	errorHandlers *ErrorHandlers,
 ) (Client, error) {
 	s3ctx, err := s3client.NewS3Context(tgt, logger, metricsCtx)
 	if err != nil {
 		return nil, err
 	}
 
 	return &requestContext{
-		s3Context:                 s3ctx,
-		logger:                    logger,
-		bucketInstance:            tgt,
-		mountPath:                 mountPath,
-		httpRW:                    httpRW,
-		tplConfig:                 tplConfig,
-		handleNotFound:            handleNotFound,
-		handleForbidden:           handleForbidden,
-		handleInternalServerError: handleInternalServerError,
+		s3Context:      s3ctx,
+		logger:         logger,
+		targetCfg:      tgt,
+		mountPath:      mountPath,
+		httpRW:         httpRW,
+		tplConfig:      tplConfig,
+		errorsHandlers: errorHandlers,
 	}, nil
 }