github.com/matrixorigin/matrixone@v1.2.0/cmd/mo-service/setup.go (about)

     1  // Copyright 2022 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package main
    16  
    17  import (
    18  	"context"
    19  	"sync"
    20  
    21  	"github.com/matrixorigin/matrixone/pkg/common/moerr"
    22  	"github.com/matrixorigin/matrixone/pkg/common/mpool"
    23  	"github.com/matrixorigin/matrixone/pkg/common/runtime"
    24  	"github.com/matrixorigin/matrixone/pkg/common/stopper"
    25  	"github.com/matrixorigin/matrixone/pkg/logutil"
    26  	"github.com/matrixorigin/matrixone/pkg/pb/metadata"
    27  	"github.com/matrixorigin/matrixone/pkg/txn/clock"
    28  	"go.uber.org/zap"
    29  )
    30  
    31  const (
    32  	localClockBackend = "LOCAL"
    33  	hlcClockBackend   = "HLC"
    34  )
    35  
    36  var (
    37  	supportTxnClockBackends = map[string]struct{}{
    38  		localClockBackend: {},
    39  		hlcClockBackend:   {},
    40  	}
    41  )
    42  
    43  var (
    44  	logOnce          sync.Once
    45  	setupRuntimeOnce sync.Once
    46  )
    47  
    48  func setupProcessLevelRuntime(cfg *Config, stopper *stopper.Stopper) error {
    49  	var e error
    50  	setupRuntimeOnce.Do(func() {
    51  		mpool.InitCap(int64(cfg.Limit.Memory))
    52  		r, err := newRuntime(cfg, stopper)
    53  		if err != nil {
    54  			e = err
    55  			return
    56  		}
    57  		runtime.SetupProcessLevelRuntime(r)
    58  	})
    59  	return e
    60  }
    61  
    62  func getRuntime(st metadata.ServiceType, cfg *Config, stopper *stopper.Stopper) (runtime.Runtime, error) {
    63  	switch st {
    64  	case metadata.ServiceType_TN:
    65  		return newRuntime(cfg, stopper)
    66  	default:
    67  		return runtime.ProcessLevelRuntime(), nil
    68  	}
    69  }
    70  
    71  func newRuntime(cfg *Config, stopper *stopper.Stopper) (runtime.Runtime, error) {
    72  	clock, err := getClock(cfg, stopper)
    73  	if err != nil {
    74  		return nil, err
    75  	}
    76  
    77  	logger, err := getLogger(cfg)
    78  	if err != nil {
    79  		return nil, err
    80  	}
    81  
    82  	return runtime.NewRuntime(cfg.mustGetServiceType(),
    83  		cfg.mustGetServiceUUID(),
    84  		logger,
    85  		runtime.WithClock(clock)), nil
    86  }
    87  
    88  func getClock(cfg *Config, stopper *stopper.Stopper) (clock.Clock, error) {
    89  	var c clock.Clock
    90  	switch cfg.Clock.Backend {
    91  	case localClockBackend:
    92  		c = newLocalClock(cfg, stopper)
    93  	default:
    94  		return nil, moerr.NewInternalError(context.Background(), "not implment for %s", cfg.Clock.Backend)
    95  	}
    96  	c.SetNodeID(cfg.hashNodeID())
    97  	return c, nil
    98  }
    99  
   100  func getLogger(cfg *Config) (*zap.Logger, error) {
   101  	initLogger(cfg)
   102  	logger := logutil.GetGlobalLogger()
   103  	return logger, nil
   104  }
   105  
   106  func newLocalClock(cfg *Config, stopper *stopper.Stopper) clock.Clock {
   107  	return clock.NewUnixNanoHLCClockWithStopper(stopper, cfg.Clock.MaxClockOffset.Duration)
   108  }
   109  
   110  func initLogger(cfg *Config) {
   111  	logOnce.Do(func() {
   112  		logutil.SetupMOLogger(&cfg.Log)
   113  	})
   114  }
   115  
   116  func setupStatusServer(rt runtime.Runtime) {
   117  	ss, ok := rt.GetGlobalVariables(runtime.StatusServer)
   118  	if !ok || ss == nil {
   119  		rt.SetGlobalVariables(runtime.StatusServer, statusServer)
   120  	}
   121  }