feat: create the embedmd datastore type (#1107)

Signed-off-by: Alessio Pragliola <[email protected]>

Author: Al-Pragliola

cmd/proxy.go

@@ -123,5 +123,8 @@ func init() {
 	proxyCmd.Flags().StringVar(&proxyCfg.Datastore.MLMD.Hostname, "mlmd-hostname", proxyCfg.Datastore.MLMD.Hostname, "MLMD hostname")
 	proxyCmd.Flags().IntVar(&proxyCfg.Datastore.MLMD.Port, "mlmd-port", proxyCfg.Datastore.MLMD.Port, "MLMD port")
 
+	proxyCmd.Flags().StringVar(&proxyCfg.Datastore.EmbedMD.DatabaseType, "embedmd-database-type", "mysql", "EmbedMD database type")
+	proxyCmd.Flags().StringVar(&proxyCfg.Datastore.EmbedMD.DatabaseDSN, "embedmd-database-dsn", "", "EmbedMD database DSN")
+
 	proxyCmd.Flags().StringVar(&proxyCfg.Datastore.Type, "datastore-type", proxyCfg.Datastore.Type, "Datastore type")
 }

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/go-chi/chi/v5 v5.2.1
 	github.com/go-chi/cors v1.2.1
 	github.com/go-logr/logr v1.4.2
+	github.com/golang-migrate/migrate/v4 v4.18.3
 	github.com/golang/glog v1.2.5
 	github.com/kserve/kserve v0.15.0
 	github.com/onsi/ginkgo v1.16.5
@@ -16,9 +17,12 @@ require (
 	github.com/spf13/viper v1.20.1
 	github.com/stretchr/testify v1.10.0
 	github.com/testcontainers/testcontainers-go v0.37.0
+	github.com/testcontainers/testcontainers-go/modules/mysql v0.37.0
 	go.uber.org/zap v1.27.0
 	google.golang.org/grpc v1.72.1
 	google.golang.org/protobuf v1.36.6
+	gorm.io/driver/mysql v1.5.7
+	gorm.io/gorm v1.25.7
 	k8s.io/api v0.32.3
 	k8s.io/apimachinery v0.32.3
 	k8s.io/client-go v0.32.3
@@ -63,6 +67,7 @@ require (
 	github.com/go-openapi/swag v0.23.1 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-sql-driver/mysql v1.7.1 // indirect
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/go-viper/mapstructure/v2 v2.2.1 // indirect
 	github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 // indirect
@@ -79,6 +84,10 @@ require (
 	github.com/googleapis/gax-go/v2 v2.14.1 // indirect
 	github.com/googleapis/google-cloud-go-testing v0.0.0-20210719221736-1c9a4c676720 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.1 // indirect
+	github.com/hashicorp/errwrap v1.1.0 // indirect
+	github.com/hashicorp/go-multierror v1.1.1 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/jmespath/go-jmespath v0.4.1-0.20220621161143-b0104c826a24 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -107,13 +116,14 @@ require (
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.59.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0 // indirect
 	go.opentelemetry.io/otel v1.35.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.29.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0 // indirect
 	go.opentelemetry.io/otel/metric v1.35.0 // indirect
 	go.opentelemetry.io/otel/sdk v1.35.0 // indirect
 	go.opentelemetry.io/otel/sdk/metric v1.35.0 // indirect
 	go.opentelemetry.io/otel/trace v1.35.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.3.1 // indirect
+	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/automaxprocs v1.6.0 // indirect
 	golang.org/x/crypto v0.37.0 // indirect
 	golang.org/x/oauth2 v0.29.0 // indirect

go.sum

@@ -86,6 +86,8 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dhui/dktest v0.4.5 h1:uUfYBIVREmj/Rw6MvgmqNAYzTiKOHJak+enB5Di73MM=
+github.com/dhui/dktest v0.4.5/go.mod h1:tmcyeHDKagvlDrz7gDKq4UAJOLIfVZYkfD5OnHDwcCo=
 github.com/distribution/reference v0.6.0 h1:0IXCQ5g4/QMHHkarYzh5l+u8T3t73zM5QvfrDyIgxBk=
 github.com/distribution/reference v0.6.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E=
 github.com/docker/docker v28.0.1+incompatible h1:FCHjSRdXhNRFjlHMTv4jUNlIBbTeRjrWfeFuJp7jpo0=
@@ -153,13 +155,18 @@ github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/o
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
+github.com/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
+github.com/go-sql-driver/mysql v1.7.1 h1:lUIinVbN1DY0xBg0eMOzmmtGoHwWBbvnWubQUrtU8EI=
+github.com/go-sql-driver/mysql v1.7.1/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
 github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8=
 github.com/go-viper/mapstructure/v2 v2.2.1 h1:ZAaOCxANMuZx5RCeg0mBdEZk7DZasvvZIxtHqx8aGss=
 github.com/go-viper/mapstructure/v2 v2.2.1/go.mod h1:oJDH3BJKyqBA2TXFhDsKDGDTlndYOZ6rGS0BRZIxGhM=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
+github.com/golang-migrate/migrate/v4 v4.18.3 h1:EYGkoOsvgHHfm5U/naS1RP/6PL/Xv3S4B/swMiAmDLs=
+github.com/golang-migrate/migrate/v4 v4.18.3/go.mod h1:99BKpIi6ruaaXRM1A77eqZ+FWPQ3cfRa+ZVy5bmWMaY=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/glog v1.2.5 h1:DrW6hGnjIhtvhOIiAKT6Psh/Kd/ldepEa81DKeiRJ5I=
 github.com/golang/glog v1.2.5/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w=
@@ -228,11 +235,20 @@ github.com/googleapis/google-cloud-go-testing v0.0.0-20210719221736-1c9a4c676720
 github.com/googleapis/google-cloud-go-testing v0.0.0-20210719221736-1c9a4c676720/go.mod h1:dvDLG8qkwmyD9a/MJJN3XJcT3xFxOKAvTZGvuZmac9g=
 github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.1 h1:e9Rjr40Z98/clHv5Yg79Is0NtosR5LXRvdr7o/6NwbA=
 github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.1/go.mod h1:tIxuGz/9mpox++sgp9fJjHO0+q1X9/UOWd798aAm22M=
+github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
+github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY2I=
+github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
+github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
+github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
+github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
 github.com/jmespath/go-jmespath v0.4.1-0.20220621161143-b0104c826a24 h1:liMMTbpW34dhU4az1GN0pTPADwNmvoRSeoZ6PItiqnY=
 github.com/jmespath/go-jmespath v0.4.1-0.20220621161143-b0104c826a24/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1 h1:shLQSRRSCCPj3f2gpwzGwWFoC7ycTf1rcQZHOlsJ6N8=
@@ -256,6 +272,8 @@ github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
 github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
+github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
+github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
 github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
 github.com/magiconair/properties v1.8.10 h1:s31yESBquKXCV9a/ScB3ESkOjUYYv+X0rg8SYxI99mE=
@@ -367,6 +385,8 @@ github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8
 github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
 github.com/testcontainers/testcontainers-go v0.37.0 h1:L2Qc0vkTw2EHWQ08djon0D2uw7Z/PtHS/QzZZ5Ra/hg=
 github.com/testcontainers/testcontainers-go v0.37.0/go.mod h1:QPzbxZhQ6Bclip9igjLFj6z0hs01bU8lrl2dHQmgFGM=
+github.com/testcontainers/testcontainers-go/modules/mysql v0.37.0 h1:LqUos1oR5iuuzorFnSvxsHNdYdCHB/DfI82CuT58wbI=
+github.com/testcontainers/testcontainers-go/modules/mysql v0.37.0/go.mod h1:vHEEHx5Kf+uq5hveaVAMrTzPY8eeRZcKcl23MRw5Tkc=
 github.com/tklauser/go-sysconf v0.3.12 h1:0QaGUFOdQaIVdPgfITYzaTegZvdCjmYO52cSFAEVmqU=
 github.com/tklauser/go-sysconf v0.3.12/go.mod h1:Ho14jnntGE1fpdOqQEEaiKRpvIavV0hSfmBq8nJbHYI=
 github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+Fk=
@@ -393,8 +413,8 @@ go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0 h1:sbiXRND
 go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0/go.mod h1:69uWxva0WgAA/4bu2Yy70SLDBwZXuQ6PbBpbsa5iZrQ=
 go.opentelemetry.io/otel v1.35.0 h1:xKWKPxrxB6OtMCbmMY021CqC45J+3Onta9MqjhnusiQ=
 go.opentelemetry.io/otel v1.35.0/go.mod h1:UEqy8Zp11hpkUrL73gSlELM0DupHoiq72dR+Zqel/+Y=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 h1:3Q/xZUyC1BBkualc9ROb4G8qkH90LXEIICcs5zv1OYY=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0/go.mod h1:s75jGIWA9OfCMzF0xr+ZgfrB5FEbbV7UuYo32ahUiFI=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.29.0 h1:dIIDULZJpgdiHz5tXrTgKIMLkus6jEFa7x5SOKcyR7E=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.29.0/go.mod h1:jlRVBe7+Z1wyxFSUs48L6OBQZ5JwH2Hg/Vbl+t9rAgI=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0 h1:qFffATk0X+HD+f1Z8lswGiOQYKHRlzfmdJm0wEaVrFA=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0/go.mod h1:MOiCmryaYtc+V0Ei+Tx9o5S1ZjA7kzLucuVuyzBZloQ=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.19.0 h1:IeMeyr1aBvBiPVYihXIaeIZba6b8E1bYp7lbdxK8CQg=
@@ -412,6 +432,8 @@ go.opentelemetry.io/otel/trace v1.35.0/go.mod h1:WUk7DtFp1Aw2MkvqGdwiXYDZZNvA/1J
 go.opentelemetry.io/proto/otlp v1.3.1 h1:TrMUixzpM0yuc/znrFTP9MMRh8trP93mkCiDVeXrui0=
 go.opentelemetry.io/proto/otlp v1.3.1/go.mod h1:0X1WI4de4ZsLrrJNLAQbFeLCm3T7yBkR0XqQ7niQU+8=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
+go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
+go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/automaxprocs v1.6.0 h1:O3y2/QNTOdbF+e/dpXNNW7Rx2hZ4sTIPyybbxyNqTUs=
 go.uber.org/automaxprocs v1.6.0/go.mod h1:ifeIMSnPZuznNm6jmdzmU3/bfk01Fe2fotchwEFJ8r8=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
@@ -599,6 +621,10 @@ gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gorm.io/driver/mysql v1.5.7 h1:MndhOPYOfEp2rHKgkZIhJ16eVUIRf2HmzgoPmh7FCWo=
+gorm.io/driver/mysql v1.5.7/go.mod h1:sEtPWMiqiN1N1cMXoXmBbd8C6/l+TESwriotuRRpkDM=
+gorm.io/gorm v1.25.7 h1:VsD6acwRjz2zFxGO50gPO6AkNs7KKnvfzUjHQhZDz/A=
+gorm.io/gorm v1.25.7/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
 gotest.tools/v3 v3.5.1 h1:EENdUnS3pdur5nybKYIh2Vfgc8IUNBjxDPSjtiJcOzU=
 gotest.tools/v3 v3.5.1/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

internal/datastore/connector.go

@@ -4,6 +4,8 @@ import (
 	"errors"
 	"fmt"
 
+	"github.com/kubeflow/model-registry/internal/datastore/embedmd"
+	"github.com/kubeflow/model-registry/internal/datastore/mlmd"
 	"github.com/kubeflow/model-registry/pkg/api"
 )
 
@@ -15,8 +17,9 @@ var (
 type TeardownFunc func() error
 
 type Datastore struct {
-	MLMD MLMDConfig
-	Type string
+	MLMD    mlmd.MLMDConfig
+	EmbedMD embedmd.EmbedMDConfig
+	Type    string
 }
 
 type Connector interface {
@@ -31,10 +34,21 @@ func NewConnector(ds Datastore) (Connector, error) {
 			return nil, fmt.Errorf("invalid MLMD config: %w", err)
 		}
 
-		mlmd := NewMLMDService(&ds.MLMD)
+		mlmd := mlmd.NewMLMDService(&ds.MLMD)
 
 		return mlmd, nil
+	case "embedmd":
+		if err := ds.EmbedMD.Validate(); err != nil {
+			return nil, fmt.Errorf("invalid EmbedMD config: %w", err)
+		}
+
+		embedmd, err := embedmd.NewEmbedMDService(&ds.EmbedMD)
+		if err != nil {
+			return nil, fmt.Errorf("error creating EmbedMD service: %w", err)
+		}
+
+		return embedmd, nil
 	default:
-		return nil, fmt.Errorf("%w: %s. Supported types: mlmd", ErrUnsupportedDatastore, ds.Type)
+		return nil, fmt.Errorf("%w: %s. Supported types: mlmd, embedmd", ErrUnsupportedDatastore, ds.Type)
 	}
 }

internal/datastore/embedmd/mysql/connect.go

@@ -0,0 +1,32 @@
+package mysql
+
+import (
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+)
+
+type MySQLDBConnector struct {
+	DSN string
+	db  *gorm.DB
+}
+
+func NewMySQLDBConnector(dsn string) *MySQLDBConnector {
+	return &MySQLDBConnector{
+		DSN: dsn,
+	}
+}
+
+func (c *MySQLDBConnector) Connect() (*gorm.DB, error) {
+	db, err := gorm.Open(mysql.Open(c.DSN), &gorm.Config{})
+	if err != nil {
+		return nil, err
+	}
+
+	c.db = db
+
+	return db, nil
+}
+
+func (c *MySQLDBConnector) DB() *gorm.DB {
+	return c.db
+}

internal/datastore/embedmd/mysql/migrate.go

@@ -0,0 +1,86 @@
+package mysql
+
+import (
+	"embed"
+	"fmt"
+
+	"github.com/golang-migrate/migrate/v4"
+	"github.com/golang-migrate/migrate/v4/database/mysql"
+	"github.com/golang-migrate/migrate/v4/source/iofs"
+	"gorm.io/gorm"
+)
+
+//go:embed migrations/*.sql
+var migrations embed.FS
+
+const (
+	MigrationDir = "migrations"
+)
+
+type MySQLMigrator struct {
+	migrator *migrate.Migrate
+}
+
+func NewMySQLMigrator(db *gorm.DB) (*MySQLMigrator, error) {
+	sqlDB, err := db.DB()
+	if err != nil {
+		return nil, err
+	}
+
+	driver, err := mysql.WithInstance(sqlDB, &mysql.Config{})
+	if err != nil {
+		return nil, err
+	}
+
+	// Create a new source instance from the embedded files
+	source, err := iofs.New(migrations, MigrationDir)
+	if err != nil {
+		return nil, err
+	}
+
+	m, err := migrate.NewWithInstance(
+		"iofs",
+		source,
+		"mysql",
+		driver,
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return &MySQLMigrator{
+		migrator: m,
+	}, nil
+}
+
+func (m *MySQLMigrator) Migrate() error {
+	if err := m.Up(nil); err != nil && err != migrate.ErrNoChange {
+		return err
+	}
+
+	return nil
+}
+
+func (m *MySQLMigrator) Up(steps *int) error {
+	if steps == nil {
+		return m.migrator.Up()
+	}
+
+	if *steps < 0 {
+		return fmt.Errorf("steps cannot be negative")
+	}
+
+	return m.migrator.Steps(*steps)
+}
+
+func (m *MySQLMigrator) Down(steps *int) error {
+	if steps == nil {
+		return m.migrator.Down()
+	}
+
+	if *steps > 0 {
+		return fmt.Errorf("steps cannot be positive")
+	}
+
+	return m.migrator.Steps(*steps)
+}