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package main
import (
"fmt"
"os"
"strings"
"time"
"github.com/zachmann/cli/v2"
"golang.org/x/term"
"github.com/oidc-mytoken/server/internal/config"
"github.com/oidc-mytoken/server/internal/db"
"github.com/oidc-mytoken/server/shared/utils/fileutil"
log "github.com/sirupsen/logrus"
"github.com/oidc-mytoken/server/internal/model/version"
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)
var configFile string
var force bool
var dbConfig struct {
config.DBConf
Hosts cli.StringSlice
}
var app = &cli.App{
Name: "mytoken-migratedb",
Usage: "Command line client for easy database migration between mytoken versions",
Version: version.VERSION(),
Compiled: time.Time{},
Authors: []*cli.Author{{
Name: "Gabriel Zachmann",
Email: "gabriel.zachmann@kit.edu",
}},
Copyright: "Karlsruhe Institute of Technology 2020-2021",
UseShortOptionHandling: true,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "nodes",
Aliases: []string{"n", "s", "server"},
Usage: "The passed file lists the mytoken nodes / servers (one server per line)",
EnvVars: []string{"MYTOKEN_NODES_FILE"},
TakesFile: true,
Placeholder: "FILE",
Destination: &configFile,
},
&cli.BoolFlag{
Name: "force",
Aliases: []string{"f"},
Usage: "Force a complete database migration. It is not checked if mytoken servers are compatible with the changes.",
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Destination: &force,
HideDefaultValue: true,
},
&cli.StringFlag{
Name: "db",
Usage: "The name of the database",
EnvVars: []string{"DB_DATABASE"},
Value: "mytoken",
Destination: &dbConfig.DB,
Placeholder: "DB",
},
&cli.StringFlag{
Name: "user",
Aliases: []string{"u"},
Usage: "The user for connecting to the database (Needs correct privileges)",
EnvVars: []string{"DB_USER"},
Value: "root",
Destination: &dbConfig.User,
Placeholder: "USER",
},
&cli.StringFlag{
Name: "password",
Aliases: []string{"p"},
Usage: "The password for connecting to the database",
EnvVars: []string{"DB_PASSWORD"},
Destination: &dbConfig.Password,
Placeholder: "PASSWORD",
},
&cli.StringFlag{
Name: "password-file",
Aliases: []string{"pass-file"},
Usage: "Read the password for connecting to the database from this file",
EnvVars: []string{"DB_PASSWORD_FILE"},
Destination: &dbConfig.PasswordFile,
Placeholder: "FILE",
},
&cli.StringSliceFlag{
Name: "host",
Aliases: []string{"hosts"},
Usage: "The hostnames of the database nodes",
EnvVars: []string{"DB_HOST", "DB_HOSTS", "DB_NODES"},
Value: cli.NewStringSlice("localhost"),
Destination: &dbConfig.Hosts,
Placeholder: "HOST",
},
},
Action: func(context *cli.Context) error {
mytokenNodes := []string{}
if context.Args().Len() > 0 {
mytokenNodes = context.Args().Slice()
} else if configFile != "" {
mytokenNodes = readConfigFile(configFile)
} else if os.Getenv("MYTOKEN_NODES") != "" {
mytokenNodes = strings.Split(os.Getenv("MYTOKEN_NODES"), ",")
} else if !force {
return fmt.Errorf("No mytoken servers specified. Please provide mytoken servers or use '-f' to force database migration.")
}
dbConfig.ReconnectInterval = 60
dbConfig.DBConf.Hosts = dbConfig.Hosts.Value()
db.ConnectConfig(dbConfig.DBConf)
return migrateDB(nil, mytokenNodes)
},
}
func readConfigFile(file string) []string {
data := string(fileutil.MustReadFile(file))
return strings.Split(data, "\n")
}
func main() {
termWidth, _, err := term.GetSize(int(os.Stdout.Fd()))
if err == nil {
cli.HelpWrapAt = termWidth
}
if err = app.Run(os.Args); err != nil {
log.Fatal(err)
}
}