Feat #45: Add CLI commands to manage the DB
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This commit is contained in:
Melora Hugues 2024-03-18 16:40:28 +01:00 committed by Melora Hugues
parent 51f9be1486
commit 94a5fbfc51
4 changed files with 153 additions and 0 deletions

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@ -0,0 +1,65 @@
package db
import (
"errors"
"fmt"
"os/exec"
"syscall"
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/utils"
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/config"
"github.com/spf13/cobra"
)
// connectCmd represents the db connect command
var connectCmd = &cobra.Command{
Use: "connect",
Short: "Connect to the database",
Long: `Connect to the database.`,
Run: func(cmd *cobra.Command, args []string) {
conf := utils.InitConfig("")
if err := connectToDB(conf); err != nil {
utils.Failf("Failed to connect to DB: %s", err.Error())
}
},
}
func connectSQLite(conf *config.StorageConfig) error {
path, err := exec.LookPath("sqlite3")
if err != nil {
if errors.Is(err, exec.ErrNotFound) {
return errors.New("sqlite3 not installed")
}
return fmt.Errorf("failed to find sqlite3 executable: %w", err)
}
if err := syscall.Exec(path, []string{path, conf.File}, nil); err != nil {
return fmt.Errorf("failed to run sqlite3 command: %w", err)
}
return nil
}
func connectToDB(conf *config.AppConfig) error {
switch conf.StorageType {
case string(config.Memory):
return errors.New("no DB associated with memory storage")
case string(config.SQLite):
return connectSQLite(conf.StorageConfig)
default:
return fmt.Errorf("unsupported storage type %q", conf.StorageType)
}
}
func init() {
dbCmd.AddCommand(connectCmd)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags which will work for this command
// and all subcommands, e.g.:
// dbCmd.PersistentFlags().String("foo", "", "A help for foo")
// Cobra supports local flags which will only run when this command
// is called directly, e.g.:
// dbCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
}

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@ -0,0 +1,27 @@
package db
import (
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd"
"github.com/spf13/cobra"
)
// dbCmd represents the db command
var dbCmd = &cobra.Command{
Use: "db",
Short: "Manage the database",
Long: `Manage the database.`,
}
func init() {
cmd.RootCmd.AddCommand(dbCmd)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags which will work for this command
// and all subcommands, e.g.:
// dbCmd.PersistentFlags().String("foo", "", "A help for foo")
// Cobra supports local flags which will only run when this command
// is called directly, e.g.:
// dbCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
}

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@ -0,0 +1,60 @@
package db
import (
"errors"
"fmt"
"os"
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/utils"
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/config"
"github.com/spf13/cobra"
)
// destroyCmd represents the db destroy command
var destroyCmd = &cobra.Command{
Use: "destroy",
Short: "Completely delete the current database",
Long: `Delete the current database.`,
Run: func(cmd *cobra.Command, args []string) {
conf := utils.InitConfig("")
if err := deleteDB(conf); err != nil {
utils.Failf("Failed to connect to DB: %s", err.Error())
}
fmt.Println("DB deleted")
},
}
func deleteSqliteDB(path string) error {
if err := os.Remove(path); err != nil {
if errors.Is(err, os.ErrNotExist) { // if the file has already been deleted we don't want to fail here
return nil
}
return fmt.Errorf("failed to delete SQLite file: %w", err)
}
return nil
}
func deleteDB(conf *config.AppConfig) error {
switch conf.StorageType {
case string(config.Memory):
return errors.New("no DB to delete in memory mode")
case string(config.SQLite):
return deleteSqliteDB(conf.StorageConfig.File)
default:
return fmt.Errorf("unsupported storage type %q", conf.StorageType)
}
}
func init() {
dbCmd.AddCommand(destroyCmd)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags which will work for this command
// and all subcommands, e.g.:
// dbCmd.PersistentFlags().String("foo", "", "A help for foo")
// Cobra supports local flags which will only run when this command
// is called directly, e.g.:
// dbCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
}

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@ -4,6 +4,7 @@ import (
"git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd" "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd"
_ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/app" _ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/app"
_ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/backend" _ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/backend"
_ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/db"
_ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/serve" _ "git.faercol.me/faercol/polyculeconnect/polyculeconnect/cmd/serve"
) )