feat: create migrator

go.mod

@@ -14,7 +14,7 @@ require (
 
 require (
 	github.com/BurntSushi/toml v1.2.1 // indirect
-	github.com/Microsoft/go-winio v0.4.21 // indirect
+	github.com/Microsoft/go-winio v0.6.2 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/containerd/errdefs v1.0.0 // indirect
 	github.com/containerd/errdefs/pkg v0.3.0 // indirect
@@ -25,6 +25,7 @@ require (
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang-migrate/migrate/v4 v4.19.1 // indirect
 	github.com/joho/godotenv v1.5.1 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect

go.sum

@@ -4,6 +4,8 @@ github.com/BurntSushi/toml v1.2.1 h1:9F2/+DoOYIOksmaJFPw1tGFy1eDnIJXg+UHjuD8lTak
 github.com/BurntSushi/toml v1.2.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/Microsoft/go-winio v0.4.21 h1:+6mVbXh4wPzUrl1COX9A+ZCvEpYsOBZ6/+kwDnvLyro=
 github.com/Microsoft/go-winio v0.4.21/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
+github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
+github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
 github.com/cenkalti/backoff/v5 v5.0.3 h1:ZN+IMa753KfX5hd8vVaMixjnqRZ3y8CuJKRKj1xcsSM=
 github.com/cenkalti/backoff/v5 v5.0.3/go.mod h1:rkhZdG3JZukswDf7f0cwqPNk4K0sa+F97BxZthm/crw=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
@@ -16,6 +18,7 @@ github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I=
 github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 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/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 v28.5.2+incompatible h1:DBX0Y0zAjZbSrm1uzOkdr1onVghKaftjlSWt4AFexzM=
@@ -31,6 +34,8 @@ github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
 github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
+github.com/golang-migrate/migrate/v4 v4.19.1 h1:OCyb44lFuQfYXYLx1SCxPZQGU7mcaZ7gH9yH4jSFbBA=
+github.com/golang-migrate/migrate/v4 v4.19.1/go.mod h1:CTcgfjxhaUtsLipnLoQRWCrjYXycRz/g5+RWDuYgPrE=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
@@ -71,6 +76,7 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
 github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
 github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/rs/zerolog v1.35.0 h1:VD0ykx7HMiMJytqINBsKcbLS+BJ4WYjz+05us+LRTdI=

internal/hub/app/app.go

@@ -1,10 +1,13 @@
 package app
 
 import (
+	"database/sql"
 	"fmt"
 	standartlog "log"
 	"net"
 
+	hubdir "github.com/lorsanstand/HomeOps-Hub/internal/hub"
+	"github.com/lorsanstand/HomeOps-Hub/internal/hub/migrator"
 	grpcserv "github.com/lorsanstand/HomeOps-Hub/internal/hub/rpc"
 	"github.com/lorsanstand/HomeOps-Hub/internal/hub/service/hub_service"
 	"github.com/lorsanstand/HomeOps-Hub/internal/shared/config"
@@ -29,9 +32,28 @@ func NewApp() *App {
 }
 
 func (a *App) Run() {
-	err := a.hubServe()
+	migratePGConn, err := sql.Open("pgx", a.cfg.GetURLPostgres())
+	if err != nil {
+		a.log.Error().Err(err).Msg("failed to connect to the database")
+		return
+	}
+	defer migratePGConn.Close()
+
+	mgrt, err := migrator.NewMigrator(hubdir.MigrationsFS, "migrations")
+	if err != nil {
+		a.log.Error().Err(err).Msg("failed create migrator")
+		return
+	}
+
+	if err = mgrt.ApplyMigrations(migratePGConn); err != nil {
+		a.log.Error().Err(err).Msg("migrations were not applied")
+	}
+	migratePGConn.Close()
+
+	err = a.hubServe()
 	if err != nil {
 		a.log.Error().Err(err).Msg("failed to start the server")
+		return
 	}
 }
 

internal/hub/embed.go

@@ -0,0 +1,6 @@
+package hub
+
+import "embed"
+
+//go:embed migrations/*.sql
+var MigrationsFS embed.FS

internal/hub/migrations/20260415151037_create_agent_table.down.sql

@@ -0,0 +1,4 @@
+DROP INDEX idx_agent_id_id;
+DROP INDEX idx_agent_id;
+
+DROP TABLE agents IF EXISTS agents;

internal/hub/migrations/20260415151037_create_agent_table.up.sql

@@ -0,0 +1,14 @@
+CREATE TABLE agents (
+    id BIGINT UNIQUE PRIMARY KEY,
+    agent_id VARCHAR(32) UNIQUE NOT NULL,
+    agent_name VARCHAR(255),
+    architecture VARCHAR(10) NOT NULL,
+    system VARCHAR(10) NOT NULL,
+    hostname VARCHAR(100) NOT NULL,
+    version VARCHAR(10) NOT NULL,
+    capabilities JSON,
+    registered_at timestamp without time zone DEFAULT now() NOT NULL
+);
+
+CREATE UNIQUE INDEX idx_agent_id ON agent (id);
+CREATE UNIQUE INDEX idx_agent_id_id On agent (agent_id)

internal/hub/migrator/migrator.go

@@ -0,0 +1,45 @@
+package migrator
+
+import (
+	"database/sql"
+	"embed"
+	"errors"
+	"fmt"
+
+	"github.com/golang-migrate/migrate/v4"
+	"github.com/golang-migrate/migrate/v4/database/postgres"
+	"github.com/golang-migrate/migrate/v4/source"
+	"github.com/golang-migrate/migrate/v4/source/iofs"
+)
+
+type Migrator struct {
+	srcDriver source.Driver
+}
+
+func NewMigrator(sqlFiles embed.FS, dirname string) (*Migrator, error) {
+	d, err := iofs.New(sqlFiles, dirname)
+	if err != nil {
+		return nil, fmt.Errorf("failed to initialize migration driver: %w", err)
+	}
+	return &Migrator{srcDriver: d}, nil
+}
+
+func (m *Migrator) ApplyMigrations(db *sql.DB) error {
+	driver, err := postgres.WithInstance(db, &postgres.Config{})
+	if err != nil {
+		return fmt.Errorf("unable to create db instance: %w", err)
+	}
+
+	migrator, err := migrate.NewWithInstance("migration_embeded_sql_files", m.srcDriver, "psql_db", driver)
+	if err != nil {
+		return fmt.Errorf("unable to create migration: %w", err)
+	}
+
+	defer migrator.Close()
+
+	if err = migrator.Up(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
+		return fmt.Errorf("unable to apply migrations: %w", err)
+	}
+
+	return nil
+}