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How to use Calc method of cloud Package

Best K6 code snippet using cloud.Calc

aws-ec2-ebs.go

Source:aws-ec2-ebs.go

...34}, baseGraphs...)35type cloudWatchSetting struct {36	MetricName string37	Statistics string38	CalcFunc   func(float64, float64) float6439}40// http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/monitoring-volume-status.html41var cloudwatchdefs = map[string](cloudWatchSetting){42	"ec2.ebs.bandwidth.#.read": cloudWatchSetting{43		MetricName: "VolumeReadBytes", Statistics: "Sum",44		CalcFunc: func(val float64, period float64) float64 { return val / period },45	},46	"ec2.ebs.bandwidth.#.write": cloudWatchSetting{47		MetricName: "VolumeWriteBytes", Statistics: "Sum",48		CalcFunc: func(val float64, period float64) float64 { return val / period },49	},50	"ec2.ebs.throughput.#.read": cloudWatchSetting{51		MetricName: "VolumeReadOps", Statistics: "Sum",52		CalcFunc: func(val float64, period float64) float64 { return val / period },53	},54	"ec2.ebs.throughput.#.write": cloudWatchSetting{55		MetricName: "VolumeWriteOps", Statistics: "Sum",56		CalcFunc: func(val float64, period float64) float64 { return val / period },57	},58	"ec2.ebs.size_per_op.#.read": cloudWatchSetting{59		MetricName: "VolumeReadBytes", Statistics: "Average",60		CalcFunc: func(val float64, period float64) float64 { return val },61	},62	"ec2.ebs.size_per_op.#.write": cloudWatchSetting{63		MetricName: "VolumeWriteBytes", Statistics: "Average",64		CalcFunc: func(val float64, period float64) float64 { return val },65	},66	"ec2.ebs.latency.#.read": cloudWatchSetting{67		MetricName: "VolumeTotalReadTime", Statistics: "Average",68		CalcFunc: func(val float64, period float64) float64 { return val * 1000 },69	},70	"ec2.ebs.latency.#.write": cloudWatchSetting{71		MetricName: "VolumeTotalWriteTime", Statistics: "Average",72		CalcFunc: func(val float64, period float64) float64 { return val * 1000 },73	},74	"ec2.ebs.queue_length.#.queue_length": cloudWatchSetting{75		MetricName: "VolumeQueueLength", Statistics: "Average",76		CalcFunc: func(val float64, period float64) float64 { return val },77	},78	"ec2.ebs.idle_time.#.idle_time": cloudWatchSetting{79		MetricName: "VolumeIdleTime", Statistics: "Sum",80		CalcFunc: func(val float64, period float64) float64 { return val / period * 100 },81	},82	"ec2.ebs.throughput_delivered.#.throughput_delivered": cloudWatchSetting{83		MetricName: "VolumeThroughputPercentage", Statistics: "Average",84		CalcFunc: func(val float64, period float64) float64 { return val },85	},86	"ec2.ebs.consumed_ops.#.consumed_ops": cloudWatchSetting{87		MetricName: "VolumeConsumedReadWriteOps", Statistics: "Sum",88		CalcFunc: func(val float64, period float64) float64 { return val },89	},90	"ec2.ebs.burst_balance.#.burst_balance": cloudWatchSetting{91		MetricName: "BurstBalance", Statistics: "Average",92		CalcFunc: func(val float64, period float64) float64 { return val },93	},94}95var graphdef = map[string]mp.Graphs{96	"ec2.ebs.bandwidth.#": {97		Label: "EBS Bandwidth",98		Unit:  "bytes/sec",99		Metrics: []mp.Metrics{100			{Name: "read", Label: "Read", Diff: false},101			{Name: "write", Label: "Write", Diff: false},102		},103	},104	"ec2.ebs.throughput.#": {105		Label: "EBS Throughput (op/s)",106		Unit:  "iops",107		Metrics: []mp.Metrics{108			{Name: "read", Label: "Read", Diff: false},109			{Name: "write", Label: "Write", Diff: false},110		},111	},112	"ec2.ebs.size_per_op.#": {113		Label: "EBS Avg Op Size (Bytes/op)",114		Unit:  "bytes",115		Metrics: []mp.Metrics{116			{Name: "read", Label: "Read", Diff: false},117			{Name: "write", Label: "Write", Diff: false},118		},119	},120	"ec2.ebs.latency.#": {121		Label: "EBS Avg Latency (ms/op)",122		Unit:  "float",123		Metrics: []mp.Metrics{124			{Name: "read", Label: "Read", Diff: false},125			{Name: "write", Label: "Write", Diff: false},126		},127	},128	"ec2.ebs.queue_length.#": {129		Label: "EBS Avg Queue Length (ops)",130		Unit:  "float",131		Metrics: []mp.Metrics{132			{Name: "queue_length", Label: "Queue Length", Diff: false},133		},134	},135	"ec2.ebs.idle_time.#": {136		Label: "EBS Time Spent Idle",137		Unit:  "percentage",138		Metrics: []mp.Metrics{139			{Name: "idle_time", Label: "Idle Time", Diff: false},140		},141	},142	"ec2.ebs.throughput_delivered.#": {143		Label: "EBS Throughput of Provisioned IOPS",144		Unit:  "percentage",145		Metrics: []mp.Metrics{146			{Name: "throughput_delivered", Label: "Throughput", Diff: false},147		},148	},149	"ec2.ebs.consumed_ops.#": {150		Label: "EBS Consumed Ops of Provisioned IOPS",151		Unit:  "float",152		Metrics: []mp.Metrics{153			{Name: "consumed_ops", Label: "Consumed Ops", Diff: false},154		},155	},156	"ec2.ebs.burst_balance.#": {157		Label: "EBS Burst Balance",158		Unit:  "percentage",159		Metrics: []mp.Metrics{160			{Name: "burst_balance", Label: "Burst Balance", Diff: false},161		},162	},163}164var stderrLogger *log.Logger165// EBSPlugin mackerel plugin for ebs166type EBSPlugin struct {167	Region          string168	AccessKeyID     string169	SecretAccessKey string170	InstanceID      string171	Credentials     *credentials.Credentials172	EC2             *ec2.EC2173	CloudWatch      *cloudwatch.CloudWatch174	Volumes         []*ec2.Volume175}176func (p *EBSPlugin) prepare() error {177	if p.AccessKeyID != "" && p.SecretAccessKey != "" {178		p.Credentials = credentials.NewStaticCredentials(p.AccessKeyID, p.SecretAccessKey, "")179	}180	p.EC2 = ec2.New(session.New(&aws.Config{Credentials: p.Credentials, Region: &p.Region}))181	resp, err := p.EC2.DescribeVolumes(&ec2.DescribeVolumesInput{182		Filters: []*ec2.Filter{183			{184				Name: aws.String("attachment.instance-id"),185				Values: []*string{186					&p.InstanceID,187				},188			},189		},190	})191	if err != nil {192		return err193	}194	if resp.NextToken != nil {195		return errors.New("DescribeVolumes response has NextToken")196	}197	p.Volumes = resp.Volumes198	if len(p.Volumes) == 0 {199		return errors.New("DescribeVolumes response has no volumes")200	}201	return nil202}203var errNoDataPoint = errors.New("fetched no datapoints")204func (p EBSPlugin) getLastPoint(vol *ec2.Volume, metricName string, statType string) (float64, int, error) {205	now := time.Now()206	period := metricPeriodDefault207	if tmp, ok := metricPeriodByVolumeType[*vol.VolumeType]; ok {208		period = tmp209	}210	start := now.Add(time.Duration(period) * 3 * time.Second * -1)211	resp, err := p.CloudWatch.GetMetricStatistics(&cloudwatch.GetMetricStatisticsInput{212		Dimensions: []*cloudwatch.Dimension{213			{214				Name:  aws.String("VolumeId"),215				Value: vol.VolumeId,216			},217		},218		StartTime:  &start,219		EndTime:    &now,220		MetricName: &metricName,221		Period:     aws.Int64(60),222		Statistics: []*string{&statType},223		Namespace:  aws.String("AWS/EBS"),224	})225	if err != nil {226		return 0, 0, err227	}228	datapoints := resp.Datapoints229	if len(datapoints) == 0 {230		return 0, 0, errNoDataPoint231	}232	latest := time.Unix(0, 0)233	var latestVal float64234	for _, dp := range datapoints {235		if dp.Timestamp.Before(latest) {236			continue237		}238		latest = *dp.Timestamp239		switch statType {240		case "Average":241			latestVal = *dp.Average242		case "Sum":243			latestVal = *dp.Sum244		}245	}246	return latestVal, period, nil247}248// FetchMetrics fetch the metrics249func (p EBSPlugin) FetchMetrics() (map[string]interface{}, error) {250	stat := make(map[string]interface{})251	p.CloudWatch = cloudwatch.New(session.New(&aws.Config{Credentials: p.Credentials, Region: &p.Region}))252	for _, vol := range p.Volumes {253		volumeID := normalizeVolumeID(*vol.VolumeId)254		graphs := defaultGraphs255		if *vol.VolumeType == "io1" {256			graphs = io1Graphs257		} else {258			graphs = defaultGraphs259		}260		for _, graphName := range graphs {261			for _, metric := range graphdef[graphName].Metrics {262				metricKey := graphName + "." + metric.Name263				cloudwatchdef := cloudwatchdefs[metricKey]264				val, period, err := p.getLastPoint(vol, cloudwatchdef.MetricName, cloudwatchdef.Statistics)265				if err != nil {266					retErr := errors.New(volumeID + " " + err.Error() + ":" + cloudwatchdef.MetricName)267					if err == errNoDataPoint {268						// nop269					} else {270						return nil, retErr271					}272				} else {273					stat[strings.Replace(metricKey, "#", volumeID, -1)] = cloudwatchdef.CalcFunc(val, float64(period))274				}275			}276		}277	}278	return stat, nil279}280// GraphDefinition for plugin281func (p EBSPlugin) GraphDefinition() map[string]mp.Graphs {282	return graphdef283}284func normalizeVolumeID(volumeID string) string {285	return strings.Replace(volumeID, ".", "_", -1)286}287// Do the plugin...

parse_test.go

Source:parse_test.go

...50		exitWithError(fmt.Errorf("marshal cloudtrail logfile: %s", err))51	}52	os.Exit(m.Run())53}54func TestCalcTimeWindowFromHourRange(t *testing.T) {55	cases := []struct {56		InputStart   int57		InputEnd     int58		ExpectedDiff time.Duration59	}{60		{-8, 0, time.Duration(8) * time.Hour},61		{-25, -17, time.Duration(8) * time.Hour},62		{0, -8, time.Duration(0)},63		{0, 0, time.Duration(0)},64	}65	for i, c := range cases {66		st, et := calcTimeWindowFromHourRange(c.InputStart, c.InputEnd)67		if c.InputStart >= c.InputEnd {68			if st != nil || et != nil {69				t.Errorf("calcTimeWindow case %d failed\nwanted et=nil, st=nil\ngot st=%s, et=%s\n", i+1, st, et)70			}71			continue72		}73		diff := (*et).Sub(*st)74		if c.ExpectedDiff != diff {75			t.Errorf("calcTimeWindow case %d failed\nwanted diff=%s\ngot diff=%s\n", i+1, c.ExpectedDiff, diff)76		}77	}78}79func TestCalcTimeWindowFromTimeStamp(t *testing.T) {80	cases := []struct {81		InputStart   string82		InputEnd     string83		ExpectedDiff time.Duration84	}{85		{"2017-06-14T01:01:01Z", "2017-06-14T09:01:01Z", time.Duration(8) * time.Hour},86		{"2017-06-13T23:01:01Z", "2017-06-14T07:01:01Z", time.Duration(8) * time.Hour},87		{"2017-06-14T09:01:01Z", "2017-06-14T01:01:01Z", time.Duration(0)},88		{"2017-06-14T01:01:01Z", "2017-06-14T01:01:01Z", time.Duration(0)},89	}90	for i, c := range cases {91		st, et := calcTimeWindowFromTimeStamp(c.InputStart, c.InputEnd)92		// Sorting two timestamp strings will put the earlier stamp first93		sorted := []string{c.InputStart, c.InputEnd}...

words.go

Source:words.go

...19		rsp.ErrorMessage(res.Message)20		return21	}22	tree := trees.NewWordTree(db)23	tree.CalcTree = calcTree24	for elem := range elems {25		suc, msg := tree.AddElem(elem)26		if !suc {27			rsp.ErrorMessage(msg)28			return29		}30	}31	out := bytes.NewBuffer(nil)32	im := tree.Render(width, height)33	err := png.Encode(out, im)34	if rsp.Error(err) {35		return36	}37	rsp.Message(db.Config.LangProperty("SentWordCloud", nil))38	channel, err := b.dg.UserChannelCreate(m.Author.ID)39	if rsp.Error(err) {40		return41	}42	b.dg.ChannelMessageSendComplex(channel.ID, &discordgo.MessageSend{43		Content: db.Config.LangProperty("WordCloudElem", name),44		Files: []*discordgo.File{45			{46				Name:        "wordcloud.png",47				ContentType: "image/png",48				Reader:      out,49			},50		},51	})52}53func (b *TreeCmds) ElemWordCloudCmd(elem string, calcTree bool, width, height int, m types.Msg, rsp types.Rsp) {54	db, res := b.GetDB(m.GuildID)55	if !res.Exists {56		rsp.ErrorMessage(res.Message)57		return58	}59	rsp.Acknowledge()60	el, res := db.GetElementByName(elem)61	if !res.Exists {62		rsp.ErrorMessage(res.Message)63		return64	}65	b.WordCloudCmd(el.Name, map[int]types.Empty{el.ID: {}}, calcTree, width, height, m, rsp)66}67func (b *TreeCmds) CatWordCloudCmd(catName string, calcTree bool, width, height int, m types.Msg, rsp types.Rsp) {68	db, res := b.GetDB(m.GuildID)69	if !res.Exists {70		rsp.ErrorMessage(res.Message)71		return72	}73	rsp.Acknowledge()74	var els map[int]types.Empty75	catv, res := db.GetCat(catName)76	if !res.Exists {77		vcat, res := db.GetVCat(catName)78		if !res.Exists {79			rsp.ErrorMessage(res.Message)80			return81		}82		catName = vcat.Name83		els, res = b.base.CalcVCat(vcat, db, true)84		if !res.Exists {85			rsp.ErrorMessage(res.Message)86			return87		}88	} else {89		catv.Lock.RLock()90		els = make(map[int]types.Empty, len(catv.Elements))91		for el := range catv.Elements {92			els[el] = types.Empty{}93		}94		catv.Lock.RUnlock()95		catName = catv.Name96	}97	b.WordCloudCmd(catName, els, calcTree, width, height, m, rsp)...

Calc

Using AI Code Generation

1import (2const (3func main() {4    creds, err := credentials.NewClientTLSFromFile("ca.crt", "grpcdemo")5    if err != nil {6        grpclog.Fatalf("Failed to generate credentials %v", err)7    }8    conn, err := grpc.Dial(address, grpc.WithTransportCredentials(creds))9    if err != nil {10        grpclog.Fatalf("did not connect: %v", err)11    }12    defer conn.Close()13    c := pb.NewCloudClient(conn)14    if len(os.Args) > 1 {15    }16    r, err := c.Calc(context.Background(), &pb.Request{Name: name})17    if err != nil {18        grpclog.Fatalf("could not greet: %v", err)19    }20    fmt.Println(r.Message)21}22import (23const (24func main() {25    creds, err := credentials.NewClientTLSFromFile("ca.crt", "grpcdemo")26    if err != nil {27        grpclog.Fatalf("Failed to generate credentials %v", err)28    }29    conn, err := grpc.Dial(address, grpc.WithTransportCredentials(creds))30    if err != nil {31        grpclog.Fatalf("did not connect: %v", err)32    }33    defer conn.Close()34    c := pb.NewCloudClient(conn)

Calc

Using AI Code Generation

1import (2func main() {3	c.Calc(10, 20)4	fmt.Println(c.Result)5}6import (7func main() {8	c.Calc(10, 20)9	fmt.Println(c.Result)10}11import (12func main() {13	c.Calc(10, 20)14	fmt.Println(c.Result)15}16import (17func main() {18	c.Calc(10, 20)19	fmt.Println(c.Result)20}21import (22func main() {23	c.Calc(10, 20)24	fmt.Println(c.Result)25}26import (27func main() {28	c.Calc(10, 20)29	fmt.Println(c.Result)30}31import (32func main() {33	c.Calc(10, 20)34	fmt.Println(c.Result)35}36import (37func main() {38	c.Calc(10, 20)39	fmt.Println(c.Result)40}41import (42func main() {43	c.Calc(10, 20)44	fmt.Println(c.Result)45}46import (

Calc

Using AI Code Generation

1import (2func main() {3	c := cloud.NewCloud()4	fmt.Println(c.Calc(3))5}6type Cloud struct {7}8func NewCloud() *Cloud {9	return &Cloud{}10}11func (c *Cloud) Calc(a int) int {12}13import (14func TestCloud(t *testing.T) {15	c := NewCloud()16	if c.Calc(5) != 25 {17		t.Error("Calc(5) != 25")18	}19}

Calc

Using AI Code Generation

1import (2func main() {3a = cloud.A{1, 2}4fmt.Println(a.Calc())5}6import (7func main() {8a = cloud.A{1, 2}9fmt.Println(a.Calc())10}11import (12func main() {13a = cloud.A{1, 2}14fmt.Println(a.Calc())15}16import (17func main() {18a = cloud.A{1, 2}19fmt.Println(a.Calc())20}21import (22func main() {23a = cloud.A{1, 2}24fmt.Println(a.Calc())25}26import (27func main() {28a = cloud.A{1, 2}29fmt.Println(a.Calc())30}31import (32func main() {33a = cloud.A{1, 2}34fmt.Println(a.Calc())35}36import (37func main() {38a = cloud.A{1, 2}39fmt.Println(a.Calc())40}41import (42func main() {43a = cloud.A{1, 2}44fmt.Println(a.Calc())45}46import (

Calc

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    c := cloud.NewCloud()5    c.Calc(10, 20)6}7import "fmt"8type Cloud struct {9}10func NewCloud() *Cloud {11    return &Cloud{}12}13func (c *Cloud) Calc(a, b int) int {14    fmt.Println("a+b", a+b)15}

Calc

Using AI Code Generation

1import (2func main() {3 c.Calc(10, 20)4}5import (6func main() {7 c.Calc(10, 20)8}

Calc

Using AI Code Generation

1import "fmt"2import "github.com/sarathsp06/GoLangTraining/02_package/stringutil"3func main() {4	fmt.Println(stringutil.MyName)5	fmt.Println(stringutil.Reverse("!oG ,olleH"))6}7import "fmt"8import "github.com/sarathsp06/GoLangTraining/02_package/icomefromalaska"9func main() {10	fmt.Println(icomefromalaska.BearName)11	fmt.Println(icomefromalaska.Reverse("!oG ,olleH"))12}

Calc

Using AI Code Generation

1import (2func main() {3	c.Calc()4	fmt.Println(c)5}6{100 100}7{100 100}8{100 100}9{100 100}10{100 100}11{100 100}12{100 100}13{100 100}14{100 100}15{100 100}16{100 100}17{100 100}18{100 100}19{100 100}20{100 100}21{100 100}22{100 100}23{100 100}24{100 100}25{100 100}26{100 100}27{100 100}28{100 100}29{100 100}30{100 100}31{100 100}32{100 100}33{100 100}34{100 100}35{100 100}36{100 100}37{100

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