From 9a6cddc11e1cfd089f7e530b8130103db9fed258 Mon Sep 17 00:00:00 2001
From: Andrew Regner <andrew@aregner.com>
Date: Tue, 9 Jul 2019 16:15:33 -0700
Subject: [PATCH 1/2] Add support for generating binary data in blob/binary
 columns

---
 .gitignore                 |  1 +
 internal/getters/binary.go | 48 ++++++++++++++++++++++++++++++++++++++
 main.go                    |  4 ++--
 3 files changed, 51 insertions(+), 2 deletions(-)
 create mode 100644 internal/getters/binary.go

diff --git a/.gitignore b/.gitignore
index e099c55..97dd544 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 random_data_load*
 vendor/
 bin/*
+build/*
diff --git a/internal/getters/binary.go b/internal/getters/binary.go
new file mode 100644
index 0000000..2cb3a81
--- /dev/null
+++ b/internal/getters/binary.go
@@ -0,0 +1,48 @@
+package getters
+
+import (
+	"fmt"
+	"math/rand"
+)
+
+// RandomString getter
+type RandomBinary struct {
+	name      string
+	maxSize   int64
+	allowNull bool
+}
+
+func (r *RandomBinary) Value() interface{} {
+	if r.allowNull && rand.Int63n(100) < nilFrequency {
+		return nil
+	}
+	maxSize := uint64(r.maxSize)
+	if maxSize == 0 {
+		maxSize = uint64(rand.Int63n(100))
+	}
+
+	data := make([]byte, maxSize)
+	rand.Read(data)
+
+	return data
+}
+
+func (r *RandomBinary) String() string {
+	v := r.Value()
+	if v == nil {
+		return NULL
+	}
+	return v.(string)
+}
+
+func (r *RandomBinary) Quote() string {
+	v := r.Value()
+	if v == nil {
+		return NULL
+	}
+	return fmt.Sprintf("%q", v)
+}
+
+func NewRandomBinary(name string, maxSize int64, allowNull bool) *RandomBinary {
+	return &RandomBinary{name, maxSize, allowNull}
+}
diff --git a/main.go b/main.go
index 9ff7f83..8768ec1 100644
--- a/main.go
+++ b/main.go
@@ -413,7 +413,7 @@ func makeValueFuncs(conn *sql.DB, fields []tableparser.Field) insertValues {
 			values = append(values, getters.NewRandomDate(field.ColumnName, field.IsNullable))
 		case "datetime", "timestamp":
 			values = append(values, getters.NewRandomDateTime(field.ColumnName, field.IsNullable))
-		case "tinyblob", "tinytext", "blob", "text", "mediumtext", "mediumblob", "longblob", "longtext":
+		case "tinytext", "text", "mediumtext", "longtext":
 			values = append(values, getters.NewRandomString(field.ColumnName,
 				field.CharacterMaximumLength.Int64, field.IsNullable))
 		case "time":
@@ -423,7 +423,7 @@ func makeValueFuncs(conn *sql.DB, fields []tableparser.Field) insertValues {
 				int64(time.Now().Year()), field.IsNullable))
 		case "enum", "set":
 			values = append(values, getters.NewRandomEnum(field.SetEnumVals, field.IsNullable))
-		case "binary", "varbinary":
+		case "binary", "varbinary", "tinyblob", "blob", "mediumblob", "longblob":
 			values = append(values, getters.NewRandomBinary(field.ColumnName, field.CharacterMaximumLength.Int64, field.IsNullable))
 		default:
 			log.Printf("cannot get field type: %s: %s\n", field.ColumnName, field.DataType)

From 9a9040f31d0beb63c3c45b640d826a1ad47008b3 Mon Sep 17 00:00:00 2001
From: Andrew Regner <andrew@aregner.com>
Date: Tue, 27 Sep 2022 14:45:02 -0700
Subject: [PATCH 2/2] Fix tabs

---
 internal/getters/binary.go | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/internal/getters/binary.go b/internal/getters/binary.go
index d8b1053..cf36e06 100644
--- a/internal/getters/binary.go
+++ b/internal/getters/binary.go
@@ -33,13 +33,13 @@ func (r *RandomBinary) Value() interface{} {
 	}
   
 	if len(s) < int(maxSize) {
-    extraData := make([]byte, int(maxSize)-len(s))
-    rand.Read(extraData)
-    return append([]byte(s), extraData...)
-  } else {
-    s = s[:int(maxSize)]
-    return s
-  }
+		extraData := make([]byte, int(maxSize)-len(s))
+		rand.Read(extraData)
+		return append([]byte(s), extraData...)
+	} else {
+		s = s[:int(maxSize)]
+		return s
+	}
 }
 
 func (r *RandomBinary) String() string {