Export mysql schema variable (and bump go to 1.17) (#55)

go.mod

@@ -1,6 +1,6 @@
 module github.com/micromdm/nanomdm
 
-go 1.15
+go 1.17
 
 require (
 	github.com/RobotsAndPencils/buford v0.14.0
@@ -9,3 +9,8 @@ require (
 	github.com/lib/pq v1.10.6
 	go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352
 )
+
+require (
+	golang.org/x/net v0.0.0-20191009170851-d66e71096ffb // indirect
+	golang.org/x/text v0.3.0 // indirect
+)

storage/mysql/mysql.go

@@ -4,6 +4,7 @@ package mysql
 import (
 	"context"
 	"database/sql"
+	_ "embed"
 	"errors"
 	"fmt"
 
@@ -13,6 +14,11 @@ import (
 	"github.com/micromdm/nanomdm/mdm"
 )
 
+// Schema holds the schema for the NanoMDM MySQL storage.
+//
+//go:embed schema.sql
+var Schema string
+
 var ErrNoCert = errors.New("no certificate in MDM Request")
 
 type MySQLStorage struct {

storage/pgsql/postgresql.go

@@ -4,6 +4,7 @@ package pgsql
 import (
 	"context"
 	"database/sql"
+	_ "embed"
 	"errors"
 	"fmt"
 
@@ -13,6 +14,11 @@ import (
 	"github.com/micromdm/nanomdm/mdm"
 )
 
+// Schema holds the schema for the NanoMDM PostgresSQL storage.
+//
+//go:embed schema.sql
+var Schema string
+
 var ErrNoCert = errors.New("no certificate in MDM Request")
 
 type PgSQLStorage struct {