From 7b53ea17686184f7a7e1b5dbd879f718154b9cc9 Mon Sep 17 00:00:00 2001
From: Hirotake Kobayashi <h.kobayashi@raksul.com>
Date: Thu, 1 Apr 2021 17:50:12 +0900
Subject: [PATCH] refactoring  (#11)

* arrange same as `terraform-provider-scaffolding`'s directories

* rename set.NewSet -> set.New

* cosme

* ldap initialization changed to function from method

* copy from terraform-provider-scaffolding/.gitignore

* Support for Debuggable Provider Binaries

* Add terraform-plugin-docs

* Add docs

* use goreleaser to build

* Add editor config

* update test
---
 .editorconfig                                 | 13 ++++
 .gitignore                                    | 57 ++++++++++--------
 .goreleaser.yml                               | 43 +++++++++++++
 .vscode/launch.json                           | 33 ++++++++++
 Makefile                                      | 18 ++----
 docs/index.md                                 | 47 +++++++++++++++
 docs/resources/object.md                      | 60 +++++++++++++++++++
 examples/provider/provider.tf                 | 15 +++++
 examples/resources/ldap_object/import.sh      |  2 +
 examples/resources/ldap_object/resource.tf    | 22 +++++++
 go.mod                                        |  2 +-
 go.sum                                        | 40 +++++++++++--
 internal/helper/client/config.go              | 12 ++++
 config.go => internal/helper/client/ldap.go   | 20 ++-----
 internal/helper/hashcode/hashcode.go          | 20 +++++++
 set.go => internal/helper/set/set.go          |  6 +-
 .../helper/set/set_test.go                    |  4 +-
 provider.go => internal/provider/provider.go  |  7 ++-
 .../provider/provider_test.go                 |  2 +-
 .../provider/resource_ldap_object.go          | 42 ++++---------
 .../provider/resource_ldap_object_test.go     |  2 +-
 main.go                                       | 27 ++++++++-
 templates/index.md.tmpl                       | 16 +++++
 tests/docker-compose.yml                      |  2 +-
 tests/main.tf                                 | 10 +++-
 tools.go                                      |  7 ---
 tools/tools.go                                |  7 +++
 27 files changed, 426 insertions(+), 110 deletions(-)
 create mode 100644 .editorconfig
 create mode 100644 .goreleaser.yml
 create mode 100644 .vscode/launch.json
 create mode 100644 docs/index.md
 create mode 100644 docs/resources/object.md
 create mode 100644 examples/provider/provider.tf
 create mode 100644 examples/resources/ldap_object/import.sh
 create mode 100644 examples/resources/ldap_object/resource.tf
 create mode 100644 internal/helper/client/config.go
 rename config.go => internal/helper/client/ldap.go (65%)
 create mode 100644 internal/helper/hashcode/hashcode.go
 rename set.go => internal/helper/set/set.go (97%)
 rename set_test.go => internal/helper/set/set_test.go (98%)
 rename provider.go => internal/provider/provider.go (93%)
 rename provider_test.go => internal/provider/provider_test.go (98%)
 rename resource_ldap_object.go => internal/provider/resource_ldap_object.go (96%)
 rename resource_ldap_object_test.go => internal/provider/resource_ldap_object_test.go (99%)
 create mode 100644 templates/index.md.tmpl
 delete mode 100644 tools.go
 create mode 100644 tools/tools.go

diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..f04a189
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,13 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+
+[Makefile]
+indent_style = tab
+
+[*.yml]
+indent_style = space
+indent_size = 2
diff --git a/.gitignore b/.gitignore
index 0268926..fd3ad8e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,28 +1,35 @@
-# Compiled Object files, Static and Dynamic libs (Shared Objects)
-*.o
-*.a
-*.so
-
-# Folders
-_obj
-_test
-
-# Architecture specific extensions/prefixes
-*.[568vq]
-[568vq].out
-
-*.cgo1.go
-*.cgo2.c
-_cgo_defun.c
-_cgo_gotypes.go
-_cgo_export.*
-
-_testmain.go
-
+*.dll
 *.exe
+.DS_Store
+example.tf
+terraform.tfplan
+terraform.tfstate
+bin/
+dist/
+modules-dev/
+/pkg/
+website/.vagrant
+website/.bundle
+website/build
+website/node_modules
+.vagrant/
+*.backup
+./*.tfstate
+.terraform/
+*.log
+*.bak
+*~
+.*.swp
+.idea
+*.iml
 *.test
-*.prof
+*.iml
+
+website/vendor
+
+# Test exclusions
+!command/test-fixtures/**/*.tfstate
+!command/test-fixtures/**/.terraform/
 
-# main executable on linux
-terraform-provider-ldap
-/dist
+# Keep windows files with windows line endings
+*.winfile eol=crlf
diff --git a/.goreleaser.yml b/.goreleaser.yml
new file mode 100644
index 0000000..880aa35
--- /dev/null
+++ b/.goreleaser.yml
@@ -0,0 +1,43 @@
+before:
+  hooks:
+    - go mod download
+builds:
+  - env:
+      - CGO_ENABLED=0
+    mod_timestamp: '{{ .CommitTimestamp }}'
+    flags:
+      - -trimpath
+    ldflags:
+      - -s -w
+    goos:
+      - freebsd
+      - windows
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - '386'
+      - arm
+      - arm64
+    ignore:
+      - goos: darwin
+        goarch: '386'
+    binary: '{{ .ProjectName }}_v{{ .Version }}'
+archives:
+  - format: zip
+    name_template: '{{ .ProjectName }}_{{ .Version }}_{{ .Os }}_{{ .Arch }}'
+checksum:
+  name_template: '{{ .ProjectName }}_{{ .Version }}_SHA256SUMS'
+  algorithm: sha256
+signs:
+  - artifacts: checksum
+    args:
+      - "--batch"
+      - "--local-user"
+      - "{{ .Env.GPG_FINGERPRINT }}"
+      - "--output"
+      - "${signature}"
+      - "--detach-sign"
+      - "${artifact}"
+changelog:
+  skip: true
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..9f07c45
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,33 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Acceptance Tests",
+            "type": "go",
+            "request": "launch",
+            "mode": "test",
+            // this assumes your workspace is the root of the repo
+            "program": "${fileDirname}",
+            "env": {
+                "TF_ACC": "1",
+            },
+            "args": [],
+        },
+        {
+            "name": "Debug - Attach External CLI",
+            "type": "go",
+            "request": "launch",
+            "mode": "debug",
+            // this assumes your workspace is the root of the repo
+            "program": "${workspaceFolder}",
+            "env": {},
+            "args": [
+                // pass the debug flag for reattaching
+                "-debug",
+            ],
+        }
+    ]
+}
diff --git a/Makefile b/Makefile
index f83027c..50befc4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,24 +1,18 @@
 BINARY=terraform-provider-ldap
+PLUGIN_PATH=$(HOME)/.terraform.d/plugins/registry.terraform.io/elastic-infra/ldap/$(shell git describe --tags | tr -d v)/darwin_amd64
 TEST_ENV := LDAP_HOST=localhost LDAP_PORT=389 LDAP_BIND_USER="cn=admin,dc=example,dc=com" LDAP_BIND_PASSWORD=admin
-VERSION  := v1.1.0
 
 .DEFAULT_GOAL: $(BINARY)
 
 $(BINARY):
 	go build -o bin/$(BINARY)
 
-bootstrap:
-	go install github.com/mitchellh/gox
-
-cross-build:
-	rm -rf dist
-	CGO_ENABLED=0 GOFLAGS="-trimpath" gox -osarch "linux/amd64 darwin/amd64" \
-		-output "dist/{{.OS}}_{{.Arch}}/$(BINARY)_$(VERSION)" \
-		-ldflags "-w -s"
-	tar cvzf $(BINARY)_$(VERSION).tar.gz -C dist .
+install: $(BINARY)
+	install -d $(PLUGIN_PATH)
+	install -m 775 bin/$(BINARY) $(PLUGIN_PATH)/
 
 test:
-	go test -v
+	go test -v ./...
 
 docker_test:
-	$(TEST_ENV) go test -v
+	$(TEST_ENV) go test -v ./...
diff --git a/docs/index.md b/docs/index.md
new file mode 100644
index 0000000..3b718d7
--- /dev/null
+++ b/docs/index.md
@@ -0,0 +1,47 @@
+---
+page_title: "LDAP Provider"
+subcategory: ""
+description: |-
+  The LDAP provider provides resources to interact with a LDAP object.
+---
+
+# LDAP Provider
+
+The LDAP provider provides resources to interact with a LDAP object.
+
+## Example Usage
+
+```terraform
+terraform {
+  required_providers {
+    ldap = {
+      source  = "elastic-infra/ldap"
+      version = "~> 2.0"
+    }
+  }
+}
+
+provider "ldap" {
+  ldap_host     = "localhost"
+  ldap_port     = 389
+  bind_user     = "cn=admin,dc=example,dc=com"
+  bind_password = "admin"
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- **bind_password** (String) Password to authenticate the Bind user.
+- **bind_user** (String) Bind user to be used for authenticating on the LDAP server.
+- **ldap_host** (String) The LDAP server to connect to.
+
+### Optional
+
+- **ldap_port** (Number) The LDAP protocol port (default: 389).
+- **start_tls** (Boolean) Upgrade TLS to secure the connection (default: false).
+- **tls** (Boolean) Enable TLS encryption for LDAP (LDAPS) (default: false).
+- **tls_insecure** (Boolean) Don't verify server TLS certificate (default: false).
+- **use_tls** (Boolean, Deprecated) Use TLS to secure the connection (default: true).
diff --git a/docs/resources/object.md b/docs/resources/object.md
new file mode 100644
index 0000000..ff063ff
--- /dev/null
+++ b/docs/resources/object.md
@@ -0,0 +1,60 @@
+---
+# generated by https://github.com/hashicorp/terraform-plugin-docs
+page_title: "ldap_object Resource - terraform-provider-ldap"
+subcategory: ""
+description: |-
+  Provides a LDAP Object.
+---
+
+# ldap_object (Resource)
+
+Provides a LDAP Object.
+
+## Example Usage
+
+```terraform
+resource "ldap_object" "users_example_com" {
+  dn             = "ou=users,dc=example,dc=com"
+  object_classes = ["top", "organizationalUnit"]
+}
+
+resource "ldap_object" "a123456" {
+  dn             = "uid=a123456,${ldap_object.users_example_com.dn}"
+  object_classes = ["inetOrgPerson", "posixAccount"]
+  attributes = [
+    { sn = "Doe" },
+    { givenName = "John" },
+    { cn = "John Doe" },
+    { displayName = "Mr. John K. Doe, esq." },
+    { mail = "john.doe@example.com" },
+    { mail = "jdoe@example.com" },
+    { userPassword = "password" },
+    { uidNumber = "1234" },
+    { gidNumber = "1234" },
+    { homeDirectory = "/home/jdoe" },
+    { loginShell = "/bin/bash" }
+  ]
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- **dn** (String) The Distinguished Name (DN) of the object, as the concatenation of its RDN (unique among siblings) and its parent's DN.
+- **object_classes** (Set of String) The set of classes this object conforms to (e.g. organizationalUnit, inetOrgPerson).
+
+### Optional
+
+- **attributes** (Set of Map of String) The map of attributes of this object; each attribute can be multi-valued.
+- **id** (String) The ID of this resource.
+
+## Import
+
+Import is supported using the following syntax:
+
+```shell
+$ export TF_LDAP_IMPORTER_PATH=a123456.tf
+$ terraform import ldap_object.a123456 uid=a123456,ou=users,dc=example,dc=com
+```
diff --git a/examples/provider/provider.tf b/examples/provider/provider.tf
new file mode 100644
index 0000000..971ea4b
--- /dev/null
+++ b/examples/provider/provider.tf
@@ -0,0 +1,15 @@
+terraform {
+  required_providers {
+    ldap = {
+      source  = "elastic-infra/ldap"
+      version = "~> 2.0"
+    }
+  }
+}
+
+provider "ldap" {
+  ldap_host     = "localhost"
+  ldap_port     = 389
+  bind_user     = "cn=admin,dc=example,dc=com"
+  bind_password = "admin"
+}
diff --git a/examples/resources/ldap_object/import.sh b/examples/resources/ldap_object/import.sh
new file mode 100644
index 0000000..8e799f6
--- /dev/null
+++ b/examples/resources/ldap_object/import.sh
@@ -0,0 +1,2 @@
+$ export TF_LDAP_IMPORTER_PATH=a123456.tf
+$ terraform import ldap_object.a123456 uid=a123456,ou=users,dc=example,dc=com
diff --git a/examples/resources/ldap_object/resource.tf b/examples/resources/ldap_object/resource.tf
new file mode 100644
index 0000000..977a854
--- /dev/null
+++ b/examples/resources/ldap_object/resource.tf
@@ -0,0 +1,22 @@
+resource "ldap_object" "users_example_com" {
+  dn             = "ou=users,dc=example,dc=com"
+  object_classes = ["top", "organizationalUnit"]
+}
+
+resource "ldap_object" "a123456" {
+  dn             = "uid=a123456,${ldap_object.users_example_com.dn}"
+  object_classes = ["inetOrgPerson", "posixAccount"]
+  attributes = [
+    { sn = "Doe" },
+    { givenName = "John" },
+    { cn = "John Doe" },
+    { displayName = "Mr. John K. Doe, esq." },
+    { mail = "john.doe@example.com" },
+    { mail = "jdoe@example.com" },
+    { userPassword = "password" },
+    { uidNumber = "1234" },
+    { gidNumber = "1234" },
+    { homeDirectory = "/home/jdoe" },
+    { loginShell = "/bin/bash" }
+  ]
+}
diff --git a/go.mod b/go.mod
index 7c9b94a..2da0f47 100644
--- a/go.mod
+++ b/go.mod
@@ -4,6 +4,6 @@ go 1.14
 
 require (
 	github.com/go-ldap/ldap/v3 v3.2.4
+	github.com/hashicorp/terraform-plugin-docs v0.4.0
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.5.0
-	github.com/mitchellh/gox v1.0.1
 )
diff --git a/go.sum b/go.sum
index 07c381a..72e08de 100644
--- a/go.sum
+++ b/go.sum
@@ -37,6 +37,12 @@ github.com/Azure/go-ntlmssp v0.0.0-20200615164410-66371956d46c h1:/IBSNwUN8+eKzU
 github.com/Azure/go-ntlmssp v0.0.0-20200615164410-66371956d46c/go.mod h1:chxPXzSsl7ZWRAuOIE23GDNzjWuZquvFlgA8xmpunjU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/Masterminds/goutils v1.1.0 h1:zukEsf/1JZwCMgHiK3GZftabmxiCw4apj3a28RPBiVg=
+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/sprig v2.22.0+incompatible h1:z4yfnGrZ7netVz+0EDJ0Wi+5VZCSYp4Z0m2dk6cEM60=
+github.com/Masterminds/sprig v2.22.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
 github.com/agext/levenshtein v1.2.1/go.mod h1:JEDfjyjHDjOF/1e4FlBE/PkbqA9OfWu2ki2W0IB5558=
 github.com/agext/levenshtein v1.2.2 h1:0S/Yg6LYmFJ5stwQeRp6EeOcCbj7xiqQSdNelsXvaqE=
 github.com/agext/levenshtein v1.2.2/go.mod h1:JEDfjyjHDjOF/1e4FlBE/PkbqA9OfWu2ki2W0IB5558=
@@ -53,7 +59,9 @@ github.com/apparentlymart/go-dump v0.0.0-20190214190832-042adf3cf4a0 h1:MzVXffFU
 github.com/apparentlymart/go-dump v0.0.0-20190214190832-042adf3cf4a0/go.mod h1:oL81AME2rN47vu18xqj1S1jPIPuN7afo62yKTNn3XMM=
 github.com/apparentlymart/go-textseg v1.0.0 h1:rRmlIsPEEhUTIKQb7T++Nz/A5Q6C9IuX2wFoYVvnCs0=
 github.com/apparentlymart/go-textseg v1.0.0/go.mod h1:z96Txxhf3xSFMPmb5X/1W05FF/Nj9VFpLOpjS5yuumk=
+github.com/apparentlymart/go-textseg/v12 v12.0.0 h1:bNEQyAGak9tojivJNkoqWErVCQbjdL7GzRt3F8NvfJ0=
 github.com/apparentlymart/go-textseg/v12 v12.0.0/go.mod h1:S/4uRK2UtaQttw1GenVJEynmyUenKwP++x/+DdGV/Ec=
+github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310 h1:BUAU3CGlLvorLI26FmByPp2eC2qla6E1Tw+scpcg/to=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5 h1:0CwZNZbxp69SHPdPJAN/hZIm0C4OItdklCFmMRWYpio=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs=
@@ -155,6 +163,8 @@ github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hf
 github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
+github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y=
+github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/googleapis/gax-go/v2 v2.0.5 h1:sjZBwGj9Jlw33ImPtvFviGYvseOtDM7hkSKB7+Tv3SM=
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
@@ -185,7 +195,6 @@ github.com/hashicorp/go-safetemp v1.0.0/go.mod h1:oaerMy3BhqiTbVye6QuFhFtIceqFoD
 github.com/hashicorp/go-uuid v1.0.0/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
 github.com/hashicorp/go-uuid v1.0.1 h1:fv1ep09latC32wFoVwnqcnKJGnMSdBanPczbHAYm1BE=
 github.com/hashicorp/go-uuid v1.0.1/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
-github.com/hashicorp/go-version v1.0.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
 github.com/hashicorp/go-version v1.1.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
 github.com/hashicorp/go-version v1.2.1 h1:zEfKbn2+PDgroKdiOzqiE8rsmLqU2uwi5PB5pBJ3TkI=
 github.com/hashicorp/go-version v1.2.1/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
@@ -196,10 +205,13 @@ github.com/hashicorp/hcl/v2 v2.3.0 h1:iRly8YaMwTBAKhn1Ybk7VSdzbnopghktCD031P8ggU
 github.com/hashicorp/hcl/v2 v2.3.0/go.mod h1:d+FwDBbOLvpAM3Z6J7gPj/VoAGkNe/gm352ZhjJ/Zv8=
 github.com/hashicorp/logutils v1.0.0 h1:dLEQVugN8vlakKOUE3ihGLTZJRB4j+M2cdTm/ORI65Y=
 github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO+LraFDTW64=
+github.com/hashicorp/terraform-exec v0.12.0/go.mod h1:SGhto91bVRlgXQWcJ5znSz+29UZIa8kpBbkGwQ+g9E8=
 github.com/hashicorp/terraform-exec v0.13.0 h1:1Pth+pdWJAufJuWWjaVOVNEkoRTOjGn3hQpAqj4aPdg=
 github.com/hashicorp/terraform-exec v0.13.0/go.mod h1:SGhto91bVRlgXQWcJ5znSz+29UZIa8kpBbkGwQ+g9E8=
 github.com/hashicorp/terraform-json v0.8.0 h1:XObQ3PgqU52YLQKEaJ08QtUshAfN3yu4u8ebSW0vztc=
 github.com/hashicorp/terraform-json v0.8.0/go.mod h1:3defM4kkMfttwiE7VakJDwCd4R+umhSQnvJwORXbprE=
+github.com/hashicorp/terraform-plugin-docs v0.4.0 h1:xJIXsMzBFwBvC1zcjoNz743GL2tNEfYFFU9+Hjp4Uek=
+github.com/hashicorp/terraform-plugin-docs v0.4.0/go.mod h1:fKj/V3t45tiXpSlUms/0G4OrBayyWpbUJ4WtLjBkINU=
 github.com/hashicorp/terraform-plugin-go v0.2.1 h1:EW/R8bB2Zbkjmugzsy1d27yS8/0454b3MtYHkzOknqA=
 github.com/hashicorp/terraform-plugin-go v0.2.1/go.mod h1:10V6F3taeDWVAoLlkmArKttR3IULlRWFAGtQIQTIDr4=
 github.com/hashicorp/terraform-plugin-sdk/v2 v2.5.0 h1:4EHNOAjwiYCeBxY16rt2KwyRNNVsCaVO3kWBbiXfYM0=
@@ -207,9 +219,13 @@ github.com/hashicorp/terraform-plugin-sdk/v2 v2.5.0/go.mod h1:z+cMZ0iswzZOahBJ3X
 github.com/hashicorp/yamux v0.0.0-20180604194846-3520598351bb/go.mod h1:+NfK9FKeTrX5uv1uIXGdwYDTeHna2qgaIlx54MXqjAM=
 github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d h1:kJCB4vdITiW1eC1vq2e6IsrXKrZit1bv/TDYFGMp4BQ=
 github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d/go.mod h1:+NfK9FKeTrX5uv1uIXGdwYDTeHna2qgaIlx54MXqjAM=
+github.com/huandu/xstrings v1.3.2 h1:L18LIDzqlW6xN2rEkpdV8+oL/IXWJ1APd+vsdYy4Wdw=
+github.com/huandu/xstrings v1.3.2/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq4ovT0aE=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/imdario/mergo v0.3.9 h1:UauaLniWCFHWd+Jp9oCEkTBj8VO/9DKg3PV3VCNMDIg=
 github.com/imdario/mergo v0.3.9/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
+github.com/imdario/mergo v0.3.11 h1:3tnifQM4i+fbajXKBHXWEH+KvNHqojZ778UH75j3bGA=
+github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 h1:BQSFePA1RWJOlocH6Fxy8MmwDt+yVQYULKfN0RoTN8A=
 github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99/go.mod h1:1lJo3i6rXxKeerYnT8Nvf0QmHCRC1n8sfWVwXF2Frvo=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
@@ -237,13 +253,19 @@ github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
 github.com/mattn/go-colorable v0.1.4 h1:snbPLB8fVfU9iwbbo30TPtbLRzwWu6aJS6Xh4eaaviA=
 github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
+github.com/mattn/go-colorable v0.1.8 h1:c1ghPdyEDarC70ftn0y+A/Ee++9zz8ljHG1b13eJ0s8=
+github.com/mattn/go-colorable v0.1.8/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.10 h1:qxFzApOv4WsAL965uUPIsXzAKCZxN2p9UqdhFS4ZW10=
 github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84=
+github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
+github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/mitchellh/cli v1.1.1/go.mod h1:xcISNoH86gajksDmfB23e/pu+B+GeFRMYmoHXxx3xhI=
+github.com/mitchellh/cli v1.1.2 h1:PvH+lL2B7IQ101xQL63Of8yFS2y+aDlsFcsqNc+u/Kw=
+github.com/mitchellh/cli v1.1.2/go.mod h1:6iaV0fGdElS6dPBx0EApTxHrcWvmJphyh2n8YBLPPZ4=
 github.com/mitchellh/copystructure v1.0.0 h1:Laisrj+bAB6b/yJwB5Bt3ITZhGJdqmxquMKeZ+mmkFQ=
 github.com/mitchellh/copystructure v1.0.0/go.mod h1:SNtv71yrdKgLRyLFxmLdkAbkKEFWgYaq1OVrnRcwhnw=
 github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
@@ -257,10 +279,6 @@ github.com/mitchellh/go-testing-interface v1.0.4/go.mod h1:kRemZodwjscx+RGhAo8eI
 github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
 github.com/mitchellh/go-wordwrap v1.0.0 h1:6GlHJ/LTGMrIJbwgdqdl2eEH8o+Exx/0m8ir9Gns0u4=
 github.com/mitchellh/go-wordwrap v1.0.0/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
-github.com/mitchellh/gox v1.0.1 h1:x0jD3dcHk9a9xPSDN6YEL4xL6Qz0dvNYm8yZqui5chI=
-github.com/mitchellh/gox v1.0.1/go.mod h1:ED6BioOGXMswlXa2zxfh/xdd5QhwYliBFn9V18Ap4z4=
-github.com/mitchellh/iochan v1.0.0 h1:C+X3KsSTLFVBr/tK1eYN/vs4rJcvsiLU338UhYPJWeY=
-github.com/mitchellh/iochan v1.0.0/go.mod h1:JwYml1nuB7xOzsp52dPpHFffvOCDupsG0QubkSMEySY=
 github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE=
 github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/mitchellh/reflectwalk v1.0.0/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
@@ -277,9 +295,12 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/posener/complete v1.1.1 h1:ccV59UEOTzVDnDUEFdT95ZzHVZ+5+158q8+SJb2QV5w=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
+github.com/russross/blackfriday v1.6.0 h1:KqfZb0pUVN2lYqZUYRddxF4OR8ZMURnJIG5Y3VRLtww=
+github.com/russross/blackfriday v1.6.0/go.mod h1:ti0ldHuxg49ri4ksnFxlkCfN+hvslNlmVHqNRXXJNAY=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=
 github.com/sergi/go-diff v1.1.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
@@ -297,6 +318,8 @@ github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oW
 github.com/vmihailenco/msgpack v3.3.3+incompatible/go.mod h1:fy3FlTQTDXWkZ7Bh6AcGMlsjHatGryHQYUTf1ShIgkk=
 github.com/vmihailenco/msgpack v4.0.4+incompatible h1:dSLoQfGFAo3F6OoNhwUmLwVgaUXK79GlxNBwueZn0xI=
 github.com/vmihailenco/msgpack v4.0.4+incompatible/go.mod h1:fy3FlTQTDXWkZ7Bh6AcGMlsjHatGryHQYUTf1ShIgkk=
+github.com/vmihailenco/msgpack/v4 v4.3.12/go.mod h1:gborTTJjAo/GWTqqRjrLCn9pgNN+NXzzngzBKDPIqw4=
+github.com/vmihailenco/tagparser v0.1.1/go.mod h1:OeAg3pn3UbLjkWt+rN9oFYB6u/cQgqMEUPoW2WPyhdI=
 github.com/xanzy/ssh-agent v0.2.1 h1:TCbipTQL2JiiCprBWx9frJ2eJlCYT00NmctrHxVAr70=
 github.com/xanzy/ssh-agent v0.2.1/go.mod h1:mLlQY/MoOhWBj+gOGMQkOeiEvkx+8pJSI+0Bx9h2kr4=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -305,6 +328,8 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/zclconf/go-cty v1.2.0/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
 github.com/zclconf/go-cty v1.2.1 h1:vGMsygfmeCl4Xb6OA5U5XVAaQZ69FvoG7X2jUtQujb8=
 github.com/zclconf/go-cty v1.2.1/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
+github.com/zclconf/go-cty v1.7.1 h1:AvsC01GMhMLFL8CgEYdHGM+yLnnDOwhPAYcgTkeF0Gw=
+github.com/zclconf/go-cty v1.7.1/go.mod h1:VDR4+I79ubFBGm1uJac1226K5yANQFHeauxPBoP54+o=
 github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b/go.mod h1:ZRKQfBXbGkpdV6QMzT3rU1kSTAnfu1dO8dPKjYprgj8=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
@@ -323,6 +348,8 @@ golang.org/x/crypto v0.0.0-20200302210943-78000ba7a073/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20200604202706-70a84ac30bf9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a h1:vclmkQCjlDX5OydZ9wv8rBCcS0QyQY66Mpf/7BZbInM=
+golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -416,6 +443,7 @@ golang.org/x/sys v0.0.0-20191008105621-543471e840be/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200122134326-e047566fdf82/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200212091648-12a6c2dcc1e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -573,6 +601,8 @@ gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRN
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
+gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/internal/helper/client/config.go b/internal/helper/client/config.go
new file mode 100644
index 0000000..65890bf
--- /dev/null
+++ b/internal/helper/client/config.go
@@ -0,0 +1,12 @@
+package client
+
+type Config struct {
+	LDAPHost     string
+	LDAPPort     int
+	BindUser     string
+	BindPassword string
+
+	StartTLS    bool
+	TLS         bool
+	TLSInsecure bool
+}
diff --git a/config.go b/internal/helper/client/ldap.go
similarity index 65%
rename from config.go
rename to internal/helper/client/ldap.go
index e45f8af..e809bf1 100644
--- a/config.go
+++ b/internal/helper/client/ldap.go
@@ -1,4 +1,4 @@
-package main
+package client
 
 import (
 	"crypto/tls"
@@ -7,20 +7,8 @@ import (
 	"github.com/go-ldap/ldap/v3"
 )
 
-// Config is the set of parameters needed to configure the LDAP provider.
-type Config struct {
-	LDAPHost     string
-	LDAPPort     int
-	BindUser     string
-	BindPassword string
-
-	StartTLS    bool
-	TLS         bool
-	TLSInsecure bool
-}
-
-func (c *Config) initiateAndBind() (*ldap.Conn, error) {
-	conn, err := c.dial()
+func DialAndBind(c *Config) (*ldap.Conn, error) {
+	conn, err := dial(c)
 	if err != nil {
 		return nil, err
 	}
@@ -36,7 +24,7 @@ func (c *Config) initiateAndBind() (*ldap.Conn, error) {
 	return conn, nil
 }
 
-func (c *Config) dial() (*ldap.Conn, error) {
+func dial(c *Config) (*ldap.Conn, error) {
 	uri := fmt.Sprintf("%s:%d", c.LDAPHost, c.LDAPPort)
 
 	if c.TLS {
diff --git a/internal/helper/hashcode/hashcode.go b/internal/helper/hashcode/hashcode.go
new file mode 100644
index 0000000..112539d
--- /dev/null
+++ b/internal/helper/hashcode/hashcode.go
@@ -0,0 +1,20 @@
+package hashcode
+
+import "hash/crc32"
+
+// String hashes a string to a unique hashcode.
+//
+// crc32 returns a uint32, but for our use we need
+// and non negative integer. Here we cast to an integer
+// and invert it if the result is negative.
+func String(s string) int {
+	v := int(crc32.ChecksumIEEE([]byte(s)))
+	if v >= 0 {
+		return v
+	}
+	if -v >= 0 {
+		return -v
+	}
+	// v == MinInt
+	return 0
+}
diff --git a/set.go b/internal/helper/set/set.go
similarity index 97%
rename from set.go
rename to internal/helper/set/set.go
index bc2e6d6..a32cd31 100644
--- a/set.go
+++ b/internal/helper/set/set.go
@@ -1,4 +1,4 @@
-package main
+package set
 
 import (
 	"bytes"
@@ -11,8 +11,8 @@ type Set struct {
 	data map[string]struct{}
 }
 
-// NewSet creates a new string set.
-func NewSet(values ...string) *Set {
+// New creates a new string set.
+func New(values ...string) *Set {
 	set := &Set{
 		data: map[string]struct{}{},
 	}
diff --git a/set_test.go b/internal/helper/set/set_test.go
similarity index 98%
rename from set_test.go
rename to internal/helper/set/set_test.go
index 7105aff..61696c0 100644
--- a/set_test.go
+++ b/internal/helper/set/set_test.go
@@ -1,4 +1,4 @@
-package main
+package set
 
 import "testing"
 
@@ -14,7 +14,7 @@ func setup() (*Set, *Set) {
 	s1.Add("e")
 	s1.Add("f")
 
-	s2 := NewSet()
+	s2 := New()
 	s2.Add("a")
 	s2.Add("b")
 	s2.Add("c")
diff --git a/provider.go b/internal/provider/provider.go
similarity index 93%
rename from provider.go
rename to internal/provider/provider.go
index 6de64e5..67445cd 100644
--- a/provider.go
+++ b/internal/provider/provider.go
@@ -1,6 +1,7 @@
-package main
+package provider
 
 import (
+	"github.com/elastic-infra/terraform-provider-ldap/internal/helper/client"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
 )
 
@@ -67,7 +68,7 @@ func Provider() *schema.Provider {
 }
 
 func configureProvider(d *schema.ResourceData) (interface{}, error) {
-	config := Config{
+	config := &client.Config{
 		LDAPHost:     d.Get("ldap_host").(string),
 		LDAPPort:     d.Get("ldap_port").(int),
 		BindUser:     d.Get("bind_user").(string),
@@ -77,7 +78,7 @@ func configureProvider(d *schema.ResourceData) (interface{}, error) {
 		TLSInsecure:  d.Get("tls_insecure").(bool),
 	}
 
-	connection, err := config.initiateAndBind()
+	connection, err := client.DialAndBind(config)
 	if err != nil {
 		return nil, err
 	}
diff --git a/provider_test.go b/internal/provider/provider_test.go
similarity index 98%
rename from provider_test.go
rename to internal/provider/provider_test.go
index d6465a4..afeb99e 100644
--- a/provider_test.go
+++ b/internal/provider/provider_test.go
@@ -1,4 +1,4 @@
-package main
+package provider
 
 import (
 	"os"
diff --git a/resource_ldap_object.go b/internal/provider/resource_ldap_object.go
similarity index 96%
rename from resource_ldap_object.go
rename to internal/provider/resource_ldap_object.go
index fe4ae61..ff7302c 100644
--- a/resource_ldap_object.go
+++ b/internal/provider/resource_ldap_object.go
@@ -1,15 +1,14 @@
-package main
+package provider
 
 import (
 	"bytes"
-	"hash/crc32"
-	"log"
-
 	"fmt"
-	"strings"
-
+	"log"
 	"os"
+	"strings"
 
+	"github.com/elastic-infra/terraform-provider-ldap/internal/helper/hashcode"
+	"github.com/elastic-infra/terraform-provider-ldap/internal/helper/set"
 	"github.com/go-ldap/ldap/v3"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
 )
@@ -59,6 +58,8 @@ func resourceLDAPObject() *schema.Resource {
 				Optional: true,
 			},
 		},
+
+		Description: "Provides a LDAP Object.",
 	}
 }
 
@@ -380,7 +381,7 @@ func attributeHash(v interface{}) int {
 
 	// In case of calculated fields, v might be nil.
 	if !ok {
-		return String("nil")
+		return hashcode.String("nil")
 	}
 
 	var buffer bytes.Buffer
@@ -390,27 +391,10 @@ func attributeHash(v interface{}) int {
 	}
 	buffer.WriteRune('}')
 	text := buffer.String()
-	hash := String(text)
+	hash := hashcode.String(text)
 	return hash
 }
 
-// String hashes a string to a unique hashcode.
-//
-// crc32 returns a uint32, but for our use we need
-// and non negative integer. Here we cast to an integer
-// and invert it if the result is negative.
-func String(s string) int {
-	v := int(crc32.ChecksumIEEE([]byte(s)))
-	if v >= 0 {
-		return v
-	}
-	if -v >= 0 {
-		return -v
-	}
-	// v == MinInt
-	return 0
-}
-
 func printAttributes(prefix string, attributes interface{}) string {
 	var buffer bytes.Buffer
 	buffer.WriteString(fmt.Sprintf("%s: {\n", prefix))
@@ -427,28 +411,28 @@ func printAttributes(prefix string, attributes interface{}) string {
 
 func computeDeltas(os, ns *schema.Set) (added, changed, removed []ldap.PartialAttribute) {
 
-	rk := NewSet() // names of removed attributes
+	rk := set.New() // names of removed attributes
 	for _, v := range os.Difference(ns).List() {
 		for k := range v.(map[string]interface{}) {
 			rk.Add(k)
 		}
 	}
 
-	ak := NewSet() // names of added attributes
+	ak := set.New() // names of added attributes
 	for _, v := range ns.Difference(os).List() {
 		for k := range v.(map[string]interface{}) {
 			ak.Add(k)
 		}
 	}
 
-	kk := NewSet() // names of kept attributes
+	kk := set.New() // names of kept attributes
 	for _, v := range ns.Intersection(os).List() {
 		for k := range v.(map[string]interface{}) {
 			kk.Add(k)
 		}
 	}
 
-	ck := NewSet() // names of changed attributes
+	ck := set.New() // names of changed attributes
 
 	// loop over remove attributes' names
 	for _, k := range rk.List() {
diff --git a/resource_ldap_object_test.go b/internal/provider/resource_ldap_object_test.go
similarity index 99%
rename from resource_ldap_object_test.go
rename to internal/provider/resource_ldap_object_test.go
index bcbb23c..546fbc3 100644
--- a/resource_ldap_object_test.go
+++ b/internal/provider/resource_ldap_object_test.go
@@ -1,4 +1,4 @@
-package main
+package provider
 
 import (
 	"errors"
diff --git a/main.go b/main.go
index be36e28..38c5ffb 100644
--- a/main.go
+++ b/main.go
@@ -1,11 +1,32 @@
 package main
 
 import (
+	"context"
+	"flag"
+	"log"
+
+	"github.com/elastic-infra/terraform-provider-ldap/internal/provider"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/plugin"
 )
 
+//go:generate terraform fmt -recursive ./examples/
+//go:generate go run github.com/hashicorp/terraform-plugin-docs/cmd/tfplugindocs
+
 func main() {
-	plugin.Serve(&plugin.ServeOpts{
-		ProviderFunc: Provider,
-	})
+	var debugMode bool
+
+	flag.BoolVar(&debugMode, "debug", false, "set to true to run the provider with support for debuggers like delve")
+	flag.Parse()
+
+	opts := &plugin.ServeOpts{ProviderFunc: provider.Provider}
+
+	if debugMode {
+		err := plugin.Debug(context.Background(), "registry.terraform.io/elastic-infra/terraform-provider-ldap", opts)
+		if err != nil {
+			log.Fatal(err.Error())
+		}
+		return
+	}
+
+	plugin.Serve(opts)
 }
diff --git a/templates/index.md.tmpl b/templates/index.md.tmpl
new file mode 100644
index 0000000..34feffa
--- /dev/null
+++ b/templates/index.md.tmpl
@@ -0,0 +1,16 @@
+---
+page_title: "LDAP Provider"
+subcategory: ""
+description: |-
+  The LDAP provider provides resources to interact with a LDAP object.
+---
+
+# LDAP Provider
+
+The LDAP provider provides resources to interact with a LDAP object.
+
+## Example Usage
+
+{{tffile "examples/provider/provider.tf"}}
+
+{{ .SchemaMarkdown | trimspace }}
diff --git a/tests/docker-compose.yml b/tests/docker-compose.yml
index 75172cc..80590dc 100644
--- a/tests/docker-compose.yml
+++ b/tests/docker-compose.yml
@@ -19,4 +19,4 @@ services:
       PHPLDAPADMIN_LDAP_HOSTS: "openldap"
     image: osixia/phpldapadmin:latest
     ports:
-      - "6443:443"
\ No newline at end of file
+      - "8443:443"
diff --git a/tests/main.tf b/tests/main.tf
index ca453cc..c1496fc 100644
--- a/tests/main.tf
+++ b/tests/main.tf
@@ -1,10 +1,18 @@
 /*
  * LDAP is the OpenLDAP server.
  */
+terraform {
+  required_providers {
+    ldap = {
+      source  = "elastic-infra/ldap"
+      version = "~> 2.0"
+    }
+  }
+}
+
 provider "ldap" {
   ldap_host     = "localhost"
   ldap_port     = 389
-  use_tls       = false
   bind_user     = "cn=admin,dc=example,dc=com"
   bind_password = "admin"
 }
diff --git a/tools.go b/tools.go
deleted file mode 100644
index 5101258..0000000
--- a/tools.go
+++ /dev/null
@@ -1,7 +0,0 @@
-// +build tools
-
-package tools
-
-import (
-	_ "github.com/mitchellh/gox"
-)
diff --git a/tools/tools.go b/tools/tools.go
new file mode 100644
index 0000000..2735de6
--- /dev/null
+++ b/tools/tools.go
@@ -0,0 +1,7 @@
+// +build tools
+
+package tools
+
+import (
+	_ "github.com/hashicorp/terraform-plugin-docs/cmd/tfplugindocs"
+)