From b44f5ee81d12435f7f7eead99ec6318079b7c698 Mon Sep 17 00:00:00 2001
From: Rene Cannao <rene@proxysql.com>
Date: Tue, 24 Mar 2026 01:01:11 +0000
Subject: [PATCH 1/2] feat: add MySQLProvider implementing Provider interface

---
 providers/mysql/mysql.go      | 37 +++++++++++++++++++++++++++
 providers/mysql/mysql_test.go | 47 +++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 providers/mysql/mysql.go
 create mode 100644 providers/mysql/mysql_test.go

diff --git a/providers/mysql/mysql.go b/providers/mysql/mysql.go
new file mode 100644
index 0000000..f0f6af9
--- /dev/null
+++ b/providers/mysql/mysql.go
@@ -0,0 +1,37 @@
+package mysql
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/ProxySQL/dbdeployer/providers"
+)
+
+const ProviderName = "mysql"
+
+type MySQLProvider struct{}
+
+func NewMySQLProvider() *MySQLProvider {
+	return &MySQLProvider{}
+}
+
+func (p *MySQLProvider) Name() string { return ProviderName }
+
+func (p *MySQLProvider) ValidateVersion(version string) error {
+	parts := strings.Split(version, ".")
+	if len(parts) < 2 {
+		return fmt.Errorf("invalid MySQL version format: %q (expected X.Y or X.Y.Z)", version)
+	}
+	return nil
+}
+
+func (p *MySQLProvider) DefaultPorts() providers.PortRange {
+	return providers.PortRange{
+		BasePort:         3306,
+		PortsPerInstance: 3, // main + mysqlx + admin
+	}
+}
+
+func Register(reg *providers.Registry) error {
+	return reg.Register(NewMySQLProvider())
+}
diff --git a/providers/mysql/mysql_test.go b/providers/mysql/mysql_test.go
new file mode 100644
index 0000000..1d40677
--- /dev/null
+++ b/providers/mysql/mysql_test.go
@@ -0,0 +1,47 @@
+package mysql
+
+import (
+	"testing"
+
+	"github.com/ProxySQL/dbdeployer/providers"
+)
+
+func TestMySQLProviderName(t *testing.T) {
+	p := NewMySQLProvider()
+	if p.Name() != "mysql" {
+		t.Errorf("expected 'mysql', got %q", p.Name())
+	}
+}
+
+func TestMySQLProviderValidateVersion(t *testing.T) {
+	p := NewMySQLProvider()
+	tests := []struct {
+		version string
+		wantErr bool
+	}{
+		{"8.4.4", false},
+		{"9.1.0", false},
+		{"5.7", false},
+		{"invalid", true},
+	}
+	for _, tt := range tests {
+		err := p.ValidateVersion(tt.version)
+		if (err != nil) != tt.wantErr {
+			t.Errorf("ValidateVersion(%q) error = %v, wantErr %v", tt.version, err, tt.wantErr)
+		}
+	}
+}
+
+func TestMySQLProviderRegister(t *testing.T) {
+	reg := providers.NewRegistry()
+	if err := Register(reg); err != nil {
+		t.Fatalf("Register failed: %v", err)
+	}
+	p, err := reg.Get("mysql")
+	if err != nil {
+		t.Fatalf("Get failed: %v", err)
+	}
+	if p.Name() != "mysql" {
+		t.Errorf("expected 'mysql', got %q", p.Name())
+	}
+}

From 6d928997fc8083bbd956a35af468fe04dd55a7aa Mon Sep 17 00:00:00 2001
From: Rene Cannao <rene@proxysql.com>
Date: Tue, 24 Mar 2026 01:01:48 +0000
Subject: [PATCH 2/2] feat: register MySQLProvider at startup via
 DefaultRegistry

---
 cmd/root.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cmd/root.go b/cmd/root.go
index ad6ec97..cd87fb4 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -27,6 +27,8 @@ import (
 	"github.com/ProxySQL/dbdeployer/defaults"
 	"github.com/ProxySQL/dbdeployer/downloads"
 	"github.com/ProxySQL/dbdeployer/globals"
+	"github.com/ProxySQL/dbdeployer/providers"
+	mysqlprovider "github.com/ProxySQL/dbdeployer/providers/mysql"
 	"github.com/ProxySQL/dbdeployer/sandbox"
 )
 
@@ -143,6 +145,9 @@ func customizeFlags(cmd *cobra.Command, cmdName string) {
 }
 
 func init() {
+	if err := mysqlprovider.Register(providers.DefaultRegistry); err != nil {
+		panic(fmt.Sprintf("failed to register MySQL provider: %v", err))
+	}
 	cobra.OnInitialize(checkDefaultsFile)
 	rootCmd.CompletionOptions.DisableDefaultCmd = true
 	rootCmd.PersistentFlags().StringVar(&defaults.CustomConfigurationFile, globals.ConfigLabel, defaults.ConfigurationFile, "configuration file")