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cluster-start.go
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cluster-start.go
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/*
* Copyright (c) 2019-2021. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells 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.
*
* Pydio Cells 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 Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
package cmd
import (
"fmt"
"time"
"github.com/manifoldco/promptui"
"github.com/pydio/cells/common"
"github.com/pydio/cells/common/plugins"
"github.com/pydio/cells/common/registry"
"github.com/spf13/cobra"
"go.uber.org/zap"
)
// clusterStartCmd connects a node to a cluster.
var clusterStartCmd = &cobra.Command{
Use: "start",
Short: "Start a node in a cluster",
Long: `
DESCRIPTION
Assign a different database connection to a service.
Use default to change to the default database.
` + promptui.IconWarn + ` Note that the database data will not be transferred to the new database.`,
PreRunE: func(cmd *cobra.Command, args []string) error {
bindViperFlags(cmd.Flags(), map[string]string{})
// Initialise the default registry
handleRegistry()
// Initialise the default broker
handleBroker()
// Initialise the default transport
handleTransport()
// Making sure we capture the signals
handleSignals()
skipUpgrade = true
initConfig()
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
ctx := cmd.Context()
// starting the microservice
services := []string{
common.ServiceStorageNamespace_ + common.ServiceConfig,
common.ServiceGrpcNamespace_ + common.ServiceRegistry,
common.ServiceGrpcNamespace_ + common.ServiceBroker,
}
plugins.Init(ctx, "cluster")
for _, name := range services {
micro := registry.Default.GetServiceByName(name)
micro.Start(ctx)
}
select {
case <-ctx.Done():
return nil
}
return nil
},
PostRunE: func(cmd *cobra.Command, args []string) error {
reg := registry.GetCurrentProcess()
if reg == nil {
return nil
}
loop:
for {
select {
case <-time.After(30 * time.Second):
break loop
default:
if reg != nil && len(reg.Services) > 0 {
time.Sleep(1 * time.Second)
continue
}
break loop
}
}
time.Sleep(10 * time.Second)
return nil
},
}
func init() {
ClusterCmd.AddCommand(clusterStartCmd)
addNatsFlags(clusterStartCmd.Flags())
addNatsStreamingFlags(clusterStartCmd.Flags())
addRegistryFlags(clusterStartCmd.Flags())
}
type logger struct {
*zap.Logger
}
func (l logger) Noticef(s string, args ...interface{}) {
l.Logger.Info(fmt.Sprintf(s, args...))
}
func (l logger) Warnf(s string, args ...interface{}) {
l.Logger.Warn(fmt.Sprintf(s, args...))
}
func (l logger) Errorf(s string, args ...interface{}) {
l.Logger.Error(fmt.Sprintf(s, args...))
}
func (l logger) Fatalf(s string, args ...interface{}) {
l.Logger.Fatal(fmt.Sprintf(s, args...))
}
func (l logger) Debugf(s string, args ...interface{}) {
l.Logger.Debug(fmt.Sprintf(s, args...))
}
func (l logger) Tracef(s string, args ...interface{}) {
l.Logger.Debug(fmt.Sprintf(s, args...))
}