From 53fd0f29bb8bcf952e5ccffa1cd67aef52f89095 Mon Sep 17 00:00:00 2001
From: Tyler Kellen <tyler@sleekcode.net>
Date: Sun, 29 Dec 2019 16:52:56 -0500
Subject: [PATCH 1/3] add support for lifecycle ignore_changes

---
 local/resource_local_file.go | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/local/resource_local_file.go b/local/resource_local_file.go
index 25897577..150ecdaf 100644
--- a/local/resource_local_file.go
+++ b/local/resource_local_file.go
@@ -14,8 +14,8 @@ import (
 
 func resourceLocalFile() *schema.Resource {
 	return &schema.Resource{
+		Read: resourceLocalFileRead,
 		Create: resourceLocalFileCreate,
-		Read:   resourceLocalFileRead,
 		Delete: resourceLocalFileDelete,
 
 		Schema: map[string]*schema.Schema{
@@ -71,19 +71,21 @@ func resourceLocalFileRead(d *schema.ResourceData, _ interface{}) error {
 		d.SetId("")
 		return nil
 	}
-
-	// Verify that the content of the destination file matches the content we
-	// expect. Otherwise, the file might have been modified externally and we
-	// must reconcile.
-	outputContent, err := ioutil.ReadFile(outputPath)
+	// Get actual content from file.
+	byteContent, err := ioutil.ReadFile(outputPath)
 	if err != nil {
 		return err
 	}
 
-	outputChecksum := sha1.Sum([]byte(outputContent))
-	if hex.EncodeToString(outputChecksum[:]) != d.Id() {
-		d.SetId("")
-		return nil
+	// Set `content` or `content_base64` to match current value on disk.
+	var setErr error
+	if _, exists := d.GetOkExists("content"); exists {
+		setErr = d.Set("content", string(byteContent))
+	} else if _, exists := d.GetOkExists("content_base64"); exists {
+		setErr = d.Set("content_base64", base64.StdEncoding.EncodeToString(byteContent))
+	}
+	if setErr != nil {
+		return err
 	}
 
 	return nil

From 0bf35c5990cff9a2fd6eba41201272bba9759fbd Mon Sep 17 00:00:00 2001
From: Tyler Kellen <tyler@sleekcode.net>
Date: Sun, 29 Dec 2019 22:06:41 -0500
Subject: [PATCH 2/3] add file mode validation

---
 local/resource_local_file.go | 28 +++++++++++++++++++---------
 1 file changed, 19 insertions(+), 9 deletions(-)

diff --git a/local/resource_local_file.go b/local/resource_local_file.go
index 150ecdaf..c8c6511f 100644
--- a/local/resource_local_file.go
+++ b/local/resource_local_file.go
@@ -8,6 +8,7 @@ import (
 	"os"
 	"path"
 	"strconv"
+	"fmt"
 
 	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
 )
@@ -17,7 +18,13 @@ func resourceLocalFile() *schema.Resource {
 		Read: resourceLocalFileRead,
 		Create: resourceLocalFileCreate,
 		Delete: resourceLocalFileDelete,
-
+		Update: nil,
+		Exists: func(d *schema.ResourceData, meta interface{}) (bool, error) {
+			if _, err := os.Stat(d.Get("filename").(string)); os.IsNotExist(err) {
+				return false, nil
+			}
+			return true, nil
+		},
 		Schema: map[string]*schema.Schema{
 			"content": {
 				Type:          schema.TypeString,
@@ -65,20 +72,23 @@ func resourceLocalFile() *schema.Resource {
 }
 
 func resourceLocalFileRead(d *schema.ResourceData, _ interface{}) error {
-	// If the output file doesn't exist, mark the resource for creation.
-	outputPath := d.Get("filename").(string)
-	if _, err := os.Stat(outputPath); os.IsNotExist(err) {
-		d.SetId("")
-		return nil
-	}
 	// Get actual content from file.
-	byteContent, err := ioutil.ReadFile(outputPath)
+	filePath := d.Get("filename").(string)
+	byteContent, err := ioutil.ReadFile(filePath)
 	if err != nil {
 		return err
 	}
 
-	// Set `content` or `content_base64` to match current value on disk.
 	var setErr error
+
+	// Set file_permission to match what is on disk.
+	stat, _ := os.Stat(filePath)
+	setErr = d.Set("file_permission", fmt.Sprintf("%04o", stat.Mode().Perm()))
+	if setErr != nil {
+		return err
+	}
+
+	// Set `content` or `content_base64` to match current value on disk.
 	if _, exists := d.GetOkExists("content"); exists {
 		setErr = d.Set("content", string(byteContent))
 	} else if _, exists := d.GetOkExists("content_base64"); exists {

From f67914cece3be51302292cdee1643df380862d32 Mon Sep 17 00:00:00 2001
From: Tyler Kellen <tyler@sleekcode.net>
Date: Wed, 19 Feb 2020 23:15:28 -0500
Subject: [PATCH 3/3] linting

---
 local/resource_local_file.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/local/resource_local_file.go b/local/resource_local_file.go
index c8c6511f..cfaa247a 100644
--- a/local/resource_local_file.go
+++ b/local/resource_local_file.go
@@ -4,18 +4,18 @@ import (
 	"crypto/sha1"
 	"encoding/base64"
 	"encoding/hex"
+	"fmt"
 	"io/ioutil"
 	"os"
 	"path"
 	"strconv"
-	"fmt"
 
 	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
 )
 
 func resourceLocalFile() *schema.Resource {
 	return &schema.Resource{
-		Read: resourceLocalFileRead,
+		Read:   resourceLocalFileRead,
 		Create: resourceLocalFileCreate,
 		Delete: resourceLocalFileDelete,
 		Update: nil,