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Commit 3622b346 authored by Jeongik Cha's avatar Jeongik Cha
Browse files

Show estimated build end time during build 

Ninja delivers estimated total build time and critical path time from
previous ninja log.

Bug: 292304818
Test: check if ETA shows
Change-Id: I014caaa3e8222a53c8822616b2ae31b88a3b0310
parent a4291d57

ui/status/ninja.go

+23 −1
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import ( 
	"io"

	"os"

	"regexp"

	"runtime"

	"strings"

	"syscall"

	"time"
@@ -178,7 +179,28 @@ func (n *NinjaReader) run() { 
			// msgChan is closed

			break

		}

		// Ignore msg.BuildStarted



		if msg.BuildStarted != nil {

			parallelism := uint32(runtime.NumCPU())

			if msg.BuildStarted.GetParallelism() > 0 {

				parallelism = msg.BuildStarted.GetParallelism()

			}

			// It is estimated from total time / parallelism assumming the build is packing enough.

			estimatedDurationFromTotal := time.Duration(msg.BuildStarted.GetEstimatedTotalTime()/parallelism) * time.Millisecond

			// It is estimated from critical path time which is useful for small size build.

			estimatedDurationFromCriticalPath := time.Duration(msg.BuildStarted.GetCriticalPathTime()) * time.Millisecond

			// Select the longer one.

			estimatedDuration := max(estimatedDurationFromTotal, estimatedDurationFromCriticalPath)



			if estimatedDuration > 0 {

				n.status.SetEstimatedTime(time.Now().Add(estimatedDuration))

				n.status.Verbose(fmt.Sprintf("parallelism: %d, estimiated from total time: %s, critical path time: %s",

					parallelism,

					estimatedDurationFromTotal,

					estimatedDurationFromCriticalPath))



			}

		}

		if msg.TotalEdges != nil {

			n.status.SetTotalActions(int(msg.TotalEdges.GetTotalEdges()))

		}

ui/status/ninja_frontend/frontend.pb.go

+87 −63
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ 


// Code generated by protoc-gen-go. DO NOT EDIT.

// versions:

// 	protoc-gen-go v1.28.1

// 	protoc-gen-go v1.30.0

// 	protoc        v3.21.12

// source: frontend.proto
@@ -240,6 +240,10 @@ type Status_BuildStarted struct { 
	Parallelism *uint32 `protobuf:"varint,1,opt,name=parallelism" json:"parallelism,omitempty"`

	// Verbose value passed to ninja.

	Verbose *bool `protobuf:"varint,2,opt,name=verbose" json:"verbose,omitempty"`

	// Critical path's running time in milliseconds

	CriticalPathTime *uint32 `protobuf:"varint,3,opt,name=critical_path_time,json=criticalPathTime" json:"critical_path_time,omitempty"`

	// Total running time of every need-to-build edge in milliseconds

	EstimatedTotalTime *uint32 `protobuf:"varint,4,opt,name=estimated_total_time,json=estimatedTotalTime" json:"estimated_total_time,omitempty"`

}



func (x *Status_BuildStarted) Reset() {
@@ -288,6 +292,20 @@ func (x *Status_BuildStarted) GetVerbose() bool { 
	return false

}



func (x *Status_BuildStarted) GetCriticalPathTime() uint32 {

	if x != nil && x.CriticalPathTime != nil {

		return *x.CriticalPathTime

	}

	return 0

}



func (x *Status_BuildStarted) GetEstimatedTotalTime() uint32 {

	if x != nil && x.EstimatedTotalTime != nil {

		return *x.EstimatedTotalTime

	}

	return 0

}



type Status_BuildFinished struct {

	state         protoimpl.MessageState

	sizeCache     protoimpl.SizeCache
@@ -660,7 +678,7 @@ var File_frontend_proto protoreflect.FileDescriptor 


var file_frontend_proto_rawDesc = []byte{

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@@ -687,67 +705,73 @@ var file_frontend_proto_rawDesc = []byte{ 
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}



var (

ui/status/ninja_frontend/frontend.proto

+4 −0
Original line number Diff line number Diff line
@@ -30,6 +30,10 @@ message Status { 
    optional uint32 parallelism = 1;

    // Verbose value passed to ninja.

    optional bool verbose = 2;

    // Critical path's running time in milliseconds

    optional uint32 critical_path_time = 3;

    // Total running time of every need-to-build edge in milliseconds

    optional uint32 estimated_total_time = 4;

  }



  message BuildFinished {

ui/status/status.go

+15 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package status 


import (

	"sync"

	"time"

)



// Action describes an action taken (or as Ninja calls them, Edges).
@@ -107,6 +108,8 @@ type Counts struct { 
	// FinishedActions are the number of actions that have been finished

	// with FinishAction.

	FinishedActions int



	EstimatedTime time.Time

}



// ToolStatus is the interface used by tools to report on their Actions, and to
@@ -118,6 +121,7 @@ type ToolStatus interface { 
	// This call be will ignored if it sets a number that is less than the

	// current number of started actions.

	SetTotalActions(total int)

	SetEstimatedTime(estimatedTime time.Time)



	// StartAction specifies that the associated action has been started by

	// the tool.
@@ -267,6 +271,13 @@ func (s *Status) updateTotalActions(diff int) { 
	s.counts.TotalActions += diff

}



func (s *Status) SetEstimatedTime(estimatedTime time.Time) {

	s.lock.Lock()

	defer s.lock.Unlock()



	s.counts.EstimatedTime = estimatedTime

}



func (s *Status) startAction(action *Action) {

	s.lock.Lock()

	defer s.lock.Unlock()
@@ -329,6 +340,10 @@ func (d *toolStatus) SetTotalActions(total int) { 
	}

}



func (d *toolStatus) SetEstimatedTime(estimatedTime time.Time) {

	d.status.SetEstimatedTime(estimatedTime)

}



func (d *toolStatus) StartAction(action *Action) {

	totalDiff := 0

ui/terminal/format.go

+21 −1
Original line number Diff line number Diff line
@@ -51,9 +51,22 @@ func (s formatter) message(level status.MsgLevel, message string) string { 
	return ""

}



func remainingTimeString(t time.Time) string {

	now := time.Now()

	if t.After(now) {

		return t.Sub(now).Round(time.Duration(time.Second)).String()

	}

	return time.Duration(0).Round(time.Duration(time.Second)).String()

}

func (s formatter) progress(counts status.Counts) string {

	if s.format == "" {

		return fmt.Sprintf("[%3d%% %d/%d] ", 100*counts.FinishedActions/counts.TotalActions, counts.FinishedActions, counts.TotalActions)

		output := fmt.Sprintf("[%3d%% %d/%d", 100*counts.FinishedActions/counts.TotalActions, counts.FinishedActions, counts.TotalActions)



		if !counts.EstimatedTime.IsZero() {

			output += fmt.Sprintf(" %s remaining", remainingTimeString(counts.EstimatedTime))

		}

		output += "] "

		return output

	}



	buf := &strings.Builder{}
@@ -93,6 +106,13 @@ func (s formatter) progress(counts status.Counts) string { 
			fmt.Fprintf(buf, "%3d%%", 100*counts.FinishedActions/counts.TotalActions)

		case 'e':

			fmt.Fprintf(buf, "%.3f", time.Since(s.start).Seconds())

		case 'l':

			if counts.EstimatedTime.IsZero() {

				// No esitimated data

				buf.WriteRune('?')

			} else {

				fmt.Fprintf(buf, "%s", remainingTimeString(counts.EstimatedTime))

			}

		default:

			buf.WriteString("unknown placeholder '")

			buf.WriteByte(c)