chore: initial commit

cmd/service-init/main.go

@@ -0,0 +1,52 @@
+// Copyright (C) 2024 Declan Teevan
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package main
+
+import (
+	"github.com/rs/zerolog/log"
+
+	"github.com/hexolan/stocklet/internal/pkg/config"
+)
+
+func main() {
+	// Load the init container cfg options
+	cfg := InitConfig{}
+	if err := cfg.Load(); err != nil {
+		log.Panic().Err(err).Msg("missing required configuration")
+	}
+
+	// If migrations or debezium are enabled,
+	// then a database configuration will be required.
+	if cfg.ApplyMigrations || cfg.ApplyDebezium {
+		// Support for dynamic loading of configuration
+		// (e.g. mongo config instead of postgres config)
+		pgConf := config.PostgresConfig{}
+		if err := pgConf.Load(); err == nil {
+			// Using postgres as a database.
+			if cfg.ApplyMigrations {
+				applyPostgresMigrations(&pgConf)
+			}
+
+			if cfg.ApplyDebezium {
+				applyPostgresOutbox(&cfg, &pgConf)
+			}
+		} else {
+			log.Panic().Msg("unable to load any db configs (unable to perform migrations or apply connector cfgs)")
+		}
+	}
+
+	log.Info().Str("svc", cfg.ServiceName).Msg("completed init for service")
+}