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handler.go
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/
handler.go
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/*
* Copyright (c) 2018. 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 grpc
import (
"context"
"fmt"
"go.uber.org/zap"
"github.com/pydio/cells/common/config"
"github.com/pydio/cells/common/log"
"github.com/pydio/cells/common/proto/update"
"github.com/pydio/cells/common/service/context"
update2 "github.com/pydio/cells/discovery/update"
)
type Handler struct{}
func (h *Handler) UpdateRequired(ctx context.Context, request *update.UpdateRequest, response *update.UpdateResponse) error {
var configs config.Map
if e := config.Get("services", servicecontext.GetServiceName(ctx)).Scan(&configs); e != nil {
log.Logger(ctx).Error("Cannot load configs for update service", zap.Error(e))
configs = servicecontext.GetConfig(ctx)
}
binaries, e := update2.LoadUpdates(ctx, configs)
if e != nil {
log.Logger(ctx).Error("Failed retrieving available updates", zap.Error(e))
return e
}
response.Channel = configs.String("channel")
response.AvailableBinaries = binaries
return nil
}
func (h *Handler) ApplyUpdate(ctx context.Context, request *update.ApplyUpdateRequest, response *update.ApplyUpdateResponse) error {
var configs config.Map
if e := config.Get("services", servicecontext.GetServiceName(ctx)).Scan(&configs); e != nil {
log.Logger(ctx).Error("Cannot load configs for update service", zap.Error(e))
configs = servicecontext.GetConfig(ctx)
}
binaries, e := update2.LoadUpdates(ctx, configs)
if e != nil {
log.Logger(ctx).Error("Failed retrieving available updates", zap.Error(e))
return e
}
var apply *update.Package
for _, binary := range binaries {
if binary.Version == request.TargetVersion {
apply = binary
}
}
if apply == nil {
return fmt.Errorf("cannot find the requested version")
}
log.Logger(ctx).Info("Update binary now", zap.Any("package", apply))
if err := update2.ApplyUpdate(ctx, apply, configs, false); err != nil {
log.Logger(ctx).Error("Failed updating binary", zap.Error(err))
return err
} else {
response.Success = true
response.Message = "Update success - Please restart now!"
log.Logger(ctx).Info("Update success - Please restart!")
}
return nil
}