forked from akolb1/gometastore
/
createDb.go
91 lines (80 loc) · 2.03 KB
/
createDb.go
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// Copyright © 2018 Alex Kolbasov
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
"log"
"strings"
"github.com/akolb1/gometastore/hmsclient"
"github.com/spf13/cobra"
)
// TODO support database description
// dbCmd represents the db command
var dbCreateCmd = &cobra.Command{
Use: "create",
Short: "Create database",
Long: `Create database with given parameters.
Parameters are specified as a list of name=value pairs.
`,
Run: createDB,
}
// argsToParams converts list of x=y strings into a parameters map
func argsToParams(args []string) map[string]string {
if len(args) == 0 {
return nil
}
params := make(map[string]string)
for _, a := range args {
if !strings.Contains(a, "=") {
continue
}
parts := strings.Split(a, "=")
// Ignore any arguments that do not look like parameters
if len(parts) != 2 {
continue
}
params[parts[0]] = parts[1]
}
return params
}
// createDB creates database
func createDB(cmd *cobra.Command, args []string) {
dbName, _ := cmd.Flags().GetString(optDbName)
owner := getOwner()
params := argsToParams(args)
client, err := getClient()
if err != nil {
log.Fatal(err)
}
defer client.Close()
var dblist []string
if dbName != "" && dbName != "default" {
dblist = []string{dbName}
} else {
dblist = args
}
for _, name := range dblist {
err = client.CreateDatabase(&hmsclient.Database{
Name: name,
Owner: owner,
Parameters: params,
})
if err != nil {
log.Println(err)
continue
}
}
}
func init() {
dbCmd.AddCommand(dbCreateCmd)
}