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Code Issues Actions 7 Packages Projects Releases Wiki Activity

Merge remote-tracking branch 'origin/main' into arve/query-logger-munmap

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This commit is contained in:
Arve Knudsen 2024-05-15 21:02:03 +02:00
parent aabe4d6e4a 806073ad63
commit bf8d88f326
63 changed files with 471 additions and 131 deletions
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8
.golangci.yml
View file

@ -21,6 +21,7 @@ linters:
- goimports
- misspell
- nolintlint
- perfsprint
- predeclared
- revive
- testifylint
@ -44,7 +45,9 @@ issues:
- linters:
- godot
source: "^// ==="
- linters:
- perfsprint
text: "fmt.Sprintf can be replaced with string addition"
linters-settings:
depguard:
rules:
@ -85,6 +88,9 @@ linters-settings:
local-prefixes: github.com/prometheus/prometheus
gofumpt:
extra-rules: true
perfsprint:
# Optimizes `fmt.Errorf`.
errorf: false
revive:
# By default, revive will enable only the linting rules that are named in the configuration file.
# So, it's needed to explicitly set in configuration all required rules.

3
cmd/prometheus/main_test.go
View file

@ -24,6 +24,7 @@ import (
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"syscall"
"testing"
@ -189,7 +190,7 @@ func TestSendAlerts(t *testing.T) {
for i, tc := range testCases {
tc := tc
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
senderFunc := senderFunc(func(alerts ...*notifier.Alert) {
require.NotEmpty(t, tc.in, "sender called with 0 alert")
require.Equal(t, tc.exp, alerts)

3
cmd/promtool/main_test.go
View file

@ -25,6 +25,7 @@ import (
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"syscall"
"testing"
@ -410,7 +411,7 @@ func TestExitCodes(t *testing.T) {
} {
t.Run(c.file, func(t *testing.T) {
for _, lintFatal := range []bool{true, false} {
t.Run(fmt.Sprintf("%t", lintFatal), func(t *testing.T) {
t.Run(strconv.FormatBool(lintFatal), func(t *testing.T) {
args := []string{"-test.main", "check", "config", "testdata/" + c.file}
if lintFatal {
args = append(args, "--lint-fatal")

6
cmd/promtool/tsdb.go
View file

@ -856,9 +856,9 @@ func displayHistogram(dataType string, datas []int, total int) {
}
avg := sum / len(datas)
fmt.Printf("%s (min/avg/max): %d/%d/%d\n", dataType, datas[0], avg, datas[len(datas)-1])
maxLeftLen := strconv.Itoa(len(fmt.Sprintf("%d", end)))
maxRightLen := strconv.Itoa(len(fmt.Sprintf("%d", end+step)))
maxCountLen := strconv.Itoa(len(fmt.Sprintf("%d", maxCount)))
maxLeftLen := strconv.Itoa(len(strconv.Itoa(end)))
maxRightLen := strconv.Itoa(len(strconv.Itoa(end + step)))
maxCountLen := strconv.Itoa(len(strconv.Itoa(maxCount)))
for bucket, count := range buckets {
percentage := 100.0 * count / total
fmt.Printf("[%"+maxLeftLen+"d, %"+maxRightLen+"d]: %"+maxCountLen+"d %s\n", bucket*step+start+1, (bucket+1)*step+start, count, strings.Repeat("#", percentage))

2
cmd/promtool/unittest.go
View file

@ -573,7 +573,7 @@ func (la labelsAndAnnotations) String() string {
}
s := "[\n0:" + indentLines("\n"+la[0].String(), " ")
for i, l := range la[1:] {
s += ",\n" + fmt.Sprintf("%d", i+1) + ":" + indentLines("\n"+l.String(), " ")
s += ",\n" + strconv.Itoa(i+1) + ":" + indentLines("\n"+l.String(), " ")
}
s += "\n]"

3
discovery/aws/ec2.go
View file

@ -18,6 +18,7 @@ import (
"errors"
"fmt"
"net"
"strconv"
"strings"
"time"
@ -279,7 +280,7 @@ func (d *EC2Discovery) refresh(ctx context.Context) ([]*targetgroup.Group, error
if inst.PrivateDnsName != nil {
labels[ec2LabelPrivateDNS] = model.LabelValue(*inst.PrivateDnsName)
}
addr := net.JoinHostPort(*inst.PrivateIpAddress, fmt.Sprintf("%d", d.cfg.Port))
addr := net.JoinHostPort(*inst.PrivateIpAddress, strconv.Itoa(d.cfg.Port))
labels[model.AddressLabel] = model.LabelValue(addr)
if inst.Platform != nil {

3
discovery/aws/lightsail.go
View file

@ -18,6 +18,7 @@ import (
"errors"
"fmt"
"net"
"strconv"
"strings"
"time"
@ -229,7 +230,7 @@ func (d *LightsailDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group,
lightsailLabelRegion: model.LabelValue(d.cfg.Region),
}
addr := net.JoinHostPort(*inst.PrivateIpAddress, fmt.Sprintf("%d", d.cfg.Port))
addr := net.JoinHostPort(*inst.PrivateIpAddress, strconv.Itoa(d.cfg.Port))
labels[model.AddressLabel] = model.LabelValue(addr)
if inst.PublicIpAddress != nil {

3
discovery/azure/azure.go
View file

@ -20,6 +20,7 @@ import (
"math/rand"
"net"
"net/http"
"strconv"
"strings"
"sync"
"time"
@ -492,7 +493,7 @@ func (d *Discovery) vmToLabelSet(ctx context.Context, client client, vm virtualM
}
if ip.Properties != nil && ip.Properties.PrivateIPAddress != nil {
labels[azureLabelMachinePrivateIP] = model.LabelValue(*ip.Properties.PrivateIPAddress)
address := net.JoinHostPort(*ip.Properties.PrivateIPAddress, fmt.Sprintf("%d", d.port))
address := net.JoinHostPort(*ip.Properties.PrivateIPAddress, strconv.Itoa(d.port))
labels[model.AddressLabel] = model.LabelValue(address)
return labels, nil
}

4
discovery/consul/consul.go
View file

@ -539,9 +539,9 @@ func (srv *consulService) watch(ctx context.Context, ch chan<- []*targetgroup.Gr
// since the service may be registered remotely through a different node.
var addr string
if serviceNode.Service.Address != "" {
addr = net.JoinHostPort(serviceNode.Service.Address, fmt.Sprintf("%d", serviceNode.Service.Port))
addr = net.JoinHostPort(serviceNode.Service.Address, strconv.Itoa(serviceNode.Service.Port))
} else {
addr = net.JoinHostPort(serviceNode.Node.Address, fmt.Sprintf("%d", serviceNode.Service.Port))
addr = net.JoinHostPort(serviceNode.Node.Address, strconv.Itoa(serviceNode.Service.Port))
}
labels := model.LabelSet{

2
discovery/digitalocean/digitalocean.go
View file

@ -177,7 +177,7 @@ func (d *Discovery) refresh(ctx context.Context) ([]*targetgroup.Group, error) {
}
labels := model.LabelSet{
doLabelID: model.LabelValue(fmt.Sprintf("%d", droplet.ID)),
doLabelID: model.LabelValue(strconv.Itoa(droplet.ID)),
doLabelName: model.LabelValue(droplet.Name),
doLabelImage: model.LabelValue(droplet.Image.Slug),
doLabelImageName: model.LabelValue(droplet.Image.Name),

5
discovery/dns/dns.go
View file

@ -18,6 +18,7 @@ import (
"errors"
"fmt"
"net"
"strconv"
"strings"
"sync"
"time"
@ -200,7 +201,7 @@ func (d *Discovery) refreshOne(ctx context.Context, name string, ch chan<- *targ
tg := &targetgroup.Group{}
hostPort := func(a string, p int) model.LabelValue {
return model.LabelValue(net.JoinHostPort(a, fmt.Sprintf("%d", p)))
return model.LabelValue(net.JoinHostPort(a, strconv.Itoa(p)))
}
for _, record := range response.Answer {
@ -209,7 +210,7 @@ func (d *Discovery) refreshOne(ctx context.Context, name string, ch chan<- *targ
switch addr := record.(type) {
case *dns.SRV:
dnsSrvRecordTarget = model.LabelValue(addr.Target)
dnsSrvRecordPort = model.LabelValue(fmt.Sprintf("%d", addr.Port))
dnsSrvRecordPort = model.LabelValue(strconv.Itoa(int(addr.Port)))
// Remove the final dot from rooted DNS names to make them look more usual.
addr.Target = strings.TrimRight(addr.Target, ".")

9
discovery/hetzner/hcloud.go
View file

@ -15,7 +15,6 @@ package hetzner
import (
"context"
"fmt"
"net"
"net/http"
"strconv"
@ -92,7 +91,7 @@ func (d *hcloudDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group, er
for i, server := range servers {
labels := model.LabelSet{
hetznerLabelRole: model.LabelValue(HetznerRoleHcloud),
hetznerLabelServerID: model.LabelValue(fmt.Sprintf("%d", server.ID)),
hetznerLabelServerID: model.LabelValue(strconv.FormatInt(server.ID, 10)),
hetznerLabelServerName: model.LabelValue(server.Name),
hetznerLabelDatacenter: model.LabelValue(server.Datacenter.Name),
hetznerLabelPublicIPv4: model.LabelValue(server.PublicNet.IPv4.IP.String()),
@ -102,10 +101,10 @@ func (d *hcloudDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group, er
hetznerLabelHcloudDatacenterLocation: model.LabelValue(server.Datacenter.Location.Name),
hetznerLabelHcloudDatacenterLocationNetworkZone: model.LabelValue(server.Datacenter.Location.NetworkZone),
hetznerLabelHcloudType: model.LabelValue(server.ServerType.Name),
hetznerLabelHcloudCPUCores: model.LabelValue(fmt.Sprintf("%d", server.ServerType.Cores)),
hetznerLabelHcloudCPUCores: model.LabelValue(strconv.Itoa(server.ServerType.Cores)),
hetznerLabelHcloudCPUType: model.LabelValue(server.ServerType.CPUType),
hetznerLabelHcloudMemoryGB: model.LabelValue(fmt.Sprintf("%d", int(server.ServerType.Memory))),
hetznerLabelHcloudDiskGB: model.LabelValue(fmt.Sprintf("%d", server.ServerType.Disk)),
hetznerLabelHcloudMemoryGB: model.LabelValue(strconv.Itoa(int(server.ServerType.Memory))),
hetznerLabelHcloudDiskGB: model.LabelValue(strconv.Itoa(server.ServerType.Disk)),
model.AddressLabel: model.LabelValue(net.JoinHostPort(server.PublicNet.IPv4.IP.String(), strconv.FormatUint(uint64(d.port), 10))),
}

2
discovery/hetzner/robot.go
View file

@ -112,7 +112,7 @@ func (d *robotDiscovery) refresh(context.Context) ([]*targetgroup.Group, error)
hetznerLabelPublicIPv4: model.LabelValue(server.Server.ServerIP),
hetznerLabelServerStatus: model.LabelValue(server.Server.Status),
hetznerLabelRobotProduct: model.LabelValue(server.Server.Product),
hetznerLabelRobotCancelled: model.LabelValue(fmt.Sprintf("%t", server.Server.Canceled)),
hetznerLabelRobotCancelled: model.LabelValue(strconv.FormatBool(server.Server.Canceled)),
model.AddressLabel: model.LabelValue(net.JoinHostPort(server.Server.ServerIP, strconv.FormatUint(uint64(d.port), 10))),
}

2
discovery/legacymanager/manager_test.go
View file

@ -720,7 +720,7 @@ func staticConfig(addrs ...string) discovery.StaticConfig {
var cfg discovery.StaticConfig
for i, addr := range addrs {
cfg = append(cfg, &targetgroup.Group{
Source: fmt.Sprint(i),
Source: strconv.Itoa(i),
Targets: []model.LabelSet{
{model.AddressLabel: model.LabelValue(addr)},
},

12
discovery/linode/linode.go
View file

@ -325,7 +325,7 @@ func (d *Discovery) refreshData(ctx context.Context) ([]*targetgroup.Group, erro
}
labels := model.LabelSet{
linodeLabelID: model.LabelValue(fmt.Sprintf("%d", instance.ID)),
linodeLabelID: model.LabelValue(strconv.Itoa(instance.ID)),
linodeLabelName: model.LabelValue(instance.Label),
linodeLabelImage: model.LabelValue(instance.Image),
linodeLabelPrivateIPv4: model.LabelValue(privateIPv4),
@ -338,13 +338,13 @@ func (d *Discovery) refreshData(ctx context.Context) ([]*targetgroup.Group, erro
linodeLabelType: model.LabelValue(instance.Type),
linodeLabelStatus: model.LabelValue(instance.Status),
linodeLabelGroup: model.LabelValue(instance.Group),
linodeLabelGPUs: model.LabelValue(fmt.Sprintf("%d", instance.Specs.GPUs)),
linodeLabelGPUs: model.LabelValue(strconv.Itoa(instance.Specs.GPUs)),
linodeLabelHypervisor: model.LabelValue(instance.Hypervisor),
linodeLabelBackups: model.LabelValue(backupsStatus),
linodeLabelSpecsDiskBytes: model.LabelValue(fmt.Sprintf("%d", int64(instance.Specs.Disk)<<20)),
linodeLabelSpecsMemoryBytes: model.LabelValue(fmt.Sprintf("%d", int64(instance.Specs.Memory)<<20)),
linodeLabelSpecsVCPUs: model.LabelValue(fmt.Sprintf("%d", instance.Specs.VCPUs)),
linodeLabelSpecsTransferBytes: model.LabelValue(fmt.Sprintf("%d", int64(instance.Specs.Transfer)<<20)),
linodeLabelSpecsDiskBytes: model.LabelValue(strconv.FormatInt(int64(instance.Specs.Disk)<<20, 10)),
linodeLabelSpecsMemoryBytes: model.LabelValue(strconv.FormatInt(int64(instance.Specs.Memory)<<20, 10)),
linodeLabelSpecsVCPUs: model.LabelValue(strconv.Itoa(instance.Specs.VCPUs)),
linodeLabelSpecsTransferBytes: model.LabelValue(strconv.FormatInt(int64(instance.Specs.Transfer)<<20, 10)),
}
addr := net.JoinHostPort(publicIPv4, strconv.FormatUint(uint64(d.port), 10))

2
discovery/manager_test.go
View file

@ -720,7 +720,7 @@ func staticConfig(addrs ...string) StaticConfig {
var cfg StaticConfig
for i, addr := range addrs {
cfg = append(cfg, &targetgroup.Group{
Source: fmt.Sprint(i),
Source: strconv.Itoa(i),
Targets: []model.LabelSet{
{model.AddressLabel: model.LabelValue(addr)},
},

2
discovery/marathon/marathon.go
View file

@ -505,7 +505,7 @@ func targetEndpoint(task *task, port uint32, containerNet bool) string {
host = task.Host
}
return net.JoinHostPort(host, fmt.Sprintf("%d", port))
return net.JoinHostPort(host, strconv.Itoa(int(port)))
}
// Get a list of ports and a list of labels from a PortMapping.

6
discovery/moby/network.go
View file

@ -15,7 +15,7 @@ package moby
import (
"context"
"fmt"
"strconv"
"github.com/docker/docker/api/types"
"github.com/docker/docker/client"
@ -44,8 +44,8 @@ func getNetworksLabels(ctx context.Context, client *client.Client, labelPrefix s
labelPrefix + labelNetworkID: network.ID,
labelPrefix + labelNetworkName: network.Name,
labelPrefix + labelNetworkScope: network.Scope,
labelPrefix + labelNetworkInternal: fmt.Sprintf("%t", network.Internal),
labelPrefix + labelNetworkIngress: fmt.Sprintf("%t", network.Ingress),
labelPrefix + labelNetworkInternal: strconv.FormatBool(network.Internal),
labelPrefix + labelNetworkIngress: strconv.FormatBool(network.Ingress),
}
for k, v := range network.Labels {
ln := strutil.SanitizeLabelName(k)

2
discovery/moby/nodes.go
View file

@ -66,7 +66,7 @@ func (d *Discovery) refreshNodes(ctx context.Context) ([]*targetgroup.Group, err
swarmLabelNodeAddress: model.LabelValue(n.Status.Addr),
}
if n.ManagerStatus != nil {
labels[swarmLabelNodeManagerLeader] = model.LabelValue(fmt.Sprintf("%t", n.ManagerStatus.Leader))
labels[swarmLabelNodeManagerLeader] = model.LabelValue(strconv.FormatBool(n.ManagerStatus.Leader))
labels[swarmLabelNodeManagerReachability] = model.LabelValue(n.ManagerStatus.Reachability)
labels[swarmLabelNodeManagerAddr] = model.LabelValue(n.ManagerStatus.Addr)
}

2
discovery/moby/services.go
View file

@ -116,7 +116,7 @@ func (d *Discovery) refreshServices(ctx context.Context) ([]*targetgroup.Group,
labels[model.LabelName(k)] = model.LabelValue(v)
}
addr := net.JoinHostPort(ip.String(), fmt.Sprintf("%d", d.port))
addr := net.JoinHostPort(ip.String(), strconv.Itoa(d.port))
labels[model.AddressLabel] = model.LabelValue(addr)
tg.Targets = append(tg.Targets, labels)

2
discovery/moby/tasks.go
View file

@ -150,7 +150,7 @@ func (d *Discovery) refreshTasks(ctx context.Context) ([]*targetgroup.Group, err
labels[model.LabelName(k)] = model.LabelValue(v)
}
addr := net.JoinHostPort(ip.String(), fmt.Sprintf("%d", d.port))
addr := net.JoinHostPort(ip.String(), strconv.Itoa(d.port))
labels[model.AddressLabel] = model.LabelValue(addr)
tg.Targets = append(tg.Targets, labels)

5
discovery/openstack/hypervisor.go
View file

@ -17,6 +17,7 @@ import (
"context"
"fmt"
"net"
"strconv"
"github.com/go-kit/log"
"github.com/gophercloud/gophercloud"
@ -72,7 +73,7 @@ func (h *HypervisorDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group
}
tg := &targetgroup.Group{
Source: fmt.Sprintf("OS_" + h.region),
Source: "OS_" + h.region,
}
// OpenStack API reference
// https://developer.openstack.org/api-ref/compute/#list-hypervisors-details
@ -84,7 +85,7 @@ func (h *HypervisorDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group
}
for _, hypervisor := range hypervisorList {
labels := model.LabelSet{}
addr := net.JoinHostPort(hypervisor.HostIP, fmt.Sprintf("%d", h.port))
addr := net.JoinHostPort(hypervisor.HostIP, strconv.Itoa(h.port))
labels[model.AddressLabel] = model.LabelValue(addr)
labels[openstackLabelHypervisorID] = model.LabelValue(hypervisor.ID)
labels[openstackLabelHypervisorHostName] = model.LabelValue(hypervisor.HypervisorHostname)

5
discovery/openstack/instance.go
View file

@ -17,6 +17,7 @@ import (
"context"
"fmt"
"net"
"strconv"
"github.com/go-kit/log"
"github.com/go-kit/log/level"
@ -120,7 +121,7 @@ func (i *InstanceDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group,
}
pager := servers.List(client, opts)
tg := &targetgroup.Group{
Source: fmt.Sprintf("OS_" + i.region),
Source: "OS_" + i.region,
}
err = pager.EachPage(func(page pagination.Page) (bool, error) {
if ctx.Err() != nil {
@ -194,7 +195,7 @@ func (i *InstanceDiscovery) refresh(ctx context.Context) ([]*targetgroup.Group,
if val, ok := floatingIPList[floatingIPKey{id: s.ID, fixed: addr}]; ok {
lbls[openstackLabelPublicIP] = model.LabelValue(val)
}
addr = net.JoinHostPort(addr, fmt.Sprintf("%d", i.port))
addr = net.JoinHostPort(addr, strconv.Itoa(i.port))
lbls[model.AddressLabel] = model.LabelValue(addr)
tg.Targets = append(tg.Targets, lbls)

4
discovery/ovhcloud/dedicated_server.go
View file

@ -144,12 +144,12 @@ func (d *dedicatedServerDiscovery) refresh(context.Context) ([]*targetgroup.Grou
model.InstanceLabel: model.LabelValue(server.Name),
dedicatedServerLabelPrefix + "state": model.LabelValue(server.State),
dedicatedServerLabelPrefix + "commercial_range": model.LabelValue(server.CommercialRange),
dedicatedServerLabelPrefix + "link_speed": model.LabelValue(fmt.Sprintf("%d", server.LinkSpeed)),
dedicatedServerLabelPrefix + "link_speed": model.LabelValue(strconv.Itoa(server.LinkSpeed)),
dedicatedServerLabelPrefix + "rack": model.LabelValue(server.Rack),
dedicatedServerLabelPrefix + "no_intervention": model.LabelValue(strconv.FormatBool(server.NoIntervention)),
dedicatedServerLabelPrefix + "os": model.LabelValue(server.Os),
dedicatedServerLabelPrefix + "support_level": model.LabelValue(server.SupportLevel),
dedicatedServerLabelPrefix + "server_id": model.LabelValue(fmt.Sprintf("%d", server.ServerID)),
dedicatedServerLabelPrefix + "server_id": model.LabelValue(strconv.FormatInt(server.ServerID, 10)),
dedicatedServerLabelPrefix + "reverse": model.LabelValue(server.Reverse),
dedicatedServerLabelPrefix + "datacenter": model.LabelValue(server.Datacenter),
dedicatedServerLabelPrefix + "name": model.LabelValue(server.Name),

13
discovery/ovhcloud/vps.go
View file

@ -19,6 +19,7 @@ import (
"net/netip"
"net/url"
"path"
"strconv"
"github.com/go-kit/log"
"github.com/go-kit/log/level"
@ -161,21 +162,21 @@ func (d *vpsDiscovery) refresh(context.Context) ([]*targetgroup.Group, error) {
model.InstanceLabel: model.LabelValue(server.Name),
vpsLabelPrefix + "offer": model.LabelValue(server.Model.Offer),
vpsLabelPrefix + "datacenter": model.LabelValue(fmt.Sprintf("%+v", server.Model.Datacenter)),
vpsLabelPrefix + "model_vcore": model.LabelValue(fmt.Sprintf("%d", server.Model.Vcore)),
vpsLabelPrefix + "maximum_additional_ip": model.LabelValue(fmt.Sprintf("%d", server.Model.MaximumAdditionalIP)),
vpsLabelPrefix + "model_vcore": model.LabelValue(strconv.Itoa(server.Model.Vcore)),
vpsLabelPrefix + "maximum_additional_ip": model.LabelValue(strconv.Itoa(server.Model.MaximumAdditionalIP)),
vpsLabelPrefix + "version": model.LabelValue(server.Model.Version),
vpsLabelPrefix + "model_name": model.LabelValue(server.Model.Name),
vpsLabelPrefix + "disk": model.LabelValue(fmt.Sprintf("%d", server.Model.Disk)),
vpsLabelPrefix + "memory": model.LabelValue(fmt.Sprintf("%d", server.Model.Memory)),
vpsLabelPrefix + "disk": model.LabelValue(strconv.Itoa(server.Model.Disk)),
vpsLabelPrefix + "memory": model.LabelValue(strconv.Itoa(server.Model.Memory)),
vpsLabelPrefix + "zone": model.LabelValue(server.Zone),
vpsLabelPrefix + "display_name": model.LabelValue(server.DisplayName),
vpsLabelPrefix + "cluster": model.LabelValue(server.Cluster),
vpsLabelPrefix + "state": model.LabelValue(server.State),
vpsLabelPrefix + "name": model.LabelValue(server.Name),
vpsLabelPrefix + "netboot_mode": model.LabelValue(server.NetbootMode),
vpsLabelPrefix + "memory_limit": model.LabelValue(fmt.Sprintf("%d", server.MemoryLimit)),
vpsLabelPrefix + "memory_limit": model.LabelValue(strconv.Itoa(server.MemoryLimit)),
vpsLabelPrefix + "offer_type": model.LabelValue(server.OfferType),
vpsLabelPrefix + "vcore": model.LabelValue(fmt.Sprintf("%d", server.Vcore)),
vpsLabelPrefix + "vcore": model.LabelValue(strconv.Itoa(server.Vcore)),
vpsLabelPrefix + "ipv4": model.LabelValue(ipv4),
vpsLabelPrefix + "ipv6": model.LabelValue(ipv6),
}

2
discovery/puppetdb/puppetdb.go
View file

@ -237,7 +237,7 @@ func (d *Discovery) refresh(ctx context.Context) ([]*targetgroup.Group, error) {
pdbLabelResource: model.LabelValue(resource.Resource),
pdbLabelType: model.LabelValue(resource.Type),
pdbLabelTitle: model.LabelValue(resource.Title),
pdbLabelExported: model.LabelValue(fmt.Sprintf("%t", resource.Exported)),
pdbLabelExported: model.LabelValue(strconv.FormatBool(resource.Exported)),
pdbLabelFile: model.LabelValue(resource.File),
pdbLabelEnvironment: model.LabelValue(resource.Environment),
}

3
discovery/uyuni/uyuni.go
View file

@ -20,6 +20,7 @@ import (
"net/http"
"net/url"
"path"
"strconv"
"strings"
"time"
@ -269,7 +270,7 @@ func (d *Discovery) getEndpointLabels(
model.AddressLabel: model.LabelValue(addr),
uyuniLabelMinionHostname: model.LabelValue(networkInfo.Hostname),
uyuniLabelPrimaryFQDN: model.LabelValue(networkInfo.PrimaryFQDN),
uyuniLablelSystemID: model.LabelValue(fmt.Sprintf("%d", endpoint.SystemID)),
uyuniLablelSystemID: model.LabelValue(strconv.Itoa(endpoint.SystemID)),
uyuniLablelGroups: model.LabelValue(strings.Join(managedGroupNames, d.separator)),
uyuniLablelEndpointName: model.LabelValue(endpoint.EndpointName),
uyuniLablelExporter: model.LabelValue(endpoint.ExporterName),

10
discovery/zookeeper/zookeeper.go
View file

@ -280,17 +280,17 @@ func parseServersetMember(data []byte, path string) (model.LabelSet, error) {
labels := model.LabelSet{}
labels[serversetPathLabel] = model.LabelValue(path)
labels[model.AddressLabel] = model.LabelValue(
net.JoinHostPort(member.ServiceEndpoint.Host, fmt.Sprintf("%d", member.ServiceEndpoint.Port)))
net.JoinHostPort(member.ServiceEndpoint.Host, strconv.Itoa(member.ServiceEndpoint.Port)))
labels[serversetEndpointLabelPrefix+"_host"] = model.LabelValue(member.ServiceEndpoint.Host)
labels[serversetEndpointLabelPrefix+"_port"] = model.LabelValue(fmt.Sprintf("%d", member.ServiceEndpoint.Port))
labels[serversetEndpointLabelPrefix+"_port"] = model.LabelValue(strconv.Itoa(member.ServiceEndpoint.Port))
for name, endpoint := range member.AdditionalEndpoints {
cleanName := model.LabelName(strutil.SanitizeLabelName(name))
labels[serversetEndpointLabelPrefix+"_host_"+cleanName] = model.LabelValue(
endpoint.Host)
labels[serversetEndpointLabelPrefix+"_port_"+cleanName] = model.LabelValue(
fmt.Sprintf("%d", endpoint.Port))
strconv.Itoa(endpoint.Port))
}
labels[serversetStatusLabel] = model.LabelValue(member.Status)
@ -321,10 +321,10 @@ func parseNerveMember(data []byte, path string) (model.LabelSet, error) {
labels := model.LabelSet{}
labels[nervePathLabel] = model.LabelValue(path)
labels[model.AddressLabel] = model.LabelValue(
net.JoinHostPort(member.Host, fmt.Sprintf("%d", member.Port)))
net.JoinHostPort(member.Host, strconv.Itoa(member.Port)))
labels[nerveEndpointLabelPrefix+"_host"] = model.LabelValue(member.Host)
labels[nerveEndpointLabelPrefix+"_port"] = model.LabelValue(fmt.Sprintf("%d", member.Port))
labels[nerveEndpointLabelPrefix+"_port"] = model.LabelValue(strconv.Itoa(member.Port))
labels[nerveEndpointLabelPrefix+"_name"] = model.LabelValue(member.Name)
return labels, nil

3
docs/configuration/configuration.md
View file

@ -3673,7 +3673,8 @@ queue_config:
[ min_shards: <int> | default = 1 ]
# Maximum number of samples per send.
[ max_samples_per_send: <int> | default = 2000]
# Maximum time a sample will wait in buffer.
# Maximum time a sample will wait for a send. The sample might wait less
# if the buffer is full. Further time might pass due to potential retries.
[ batch_send_deadline: <duration> | default = 5s ]
# Initial retry delay. Gets doubled for every retry.
[ min_backoff: <duration> | default = 30ms ]

4
documentation/examples/custom-sd/adapter-usage/main.go
View file

@ -127,9 +127,9 @@ func (d *discovery) parseServiceNodes(resp *http.Response, name string) (*target
// since the service may be registered remotely through a different node.
var addr string
if node.ServiceAddress != "" {
addr = net.JoinHostPort(node.ServiceAddress, fmt.Sprintf("%d", node.ServicePort))
addr = net.JoinHostPort(node.ServiceAddress, strconv.Itoa(node.ServicePort))
} else {
addr = net.JoinHostPort(node.Address, fmt.Sprintf("%d", node.ServicePort))
addr = net.JoinHostPort(node.Address, strconv.Itoa(node.ServicePort))
}
target := model.LabelSet{model.AddressLabel: model.LabelValue(addr)}

2
go.mod
View file

@ -60,7 +60,6 @@ require (
github.com/shurcooL/httpfs v0.0.0-20230704072500-f1e31cf0ba5c
github.com/stretchr/testify v1.9.0
github.com/vultr/govultr/v2 v2.17.2
go.opentelemetry.io/collector/featuregate v1.5.0
go.opentelemetry.io/collector/pdata v1.5.0
go.opentelemetry.io/collector/semconv v0.98.0
go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.50.0
@ -151,7 +150,6 @@ require (
github.com/hashicorp/go-multierror v1.1.1 // indirect
github.com/hashicorp/go-retryablehttp v0.7.4 // indirect
github.com/hashicorp/go-rootcerts v1.0.2 // indirect
github.com/hashicorp/go-version v1.6.0 // indirect
github.com/hashicorp/golang-lru v0.6.0 // indirect
github.com/hashicorp/serf v0.10.1 // indirect
github.com/imdario/mergo v0.3.16 // indirect

2
go.sum
View file

@ -722,8 +722,6 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0=
go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo=
go.opentelemetry.io/collector/featuregate v1.5.0 h1:uK8qnYQKz1TMkK+FDTFsywg/EybW/gbnOUaPNUkRznM=
go.opentelemetry.io/collector/featuregate v1.5.0/go.mod h1:w7nUODKxEi3FLf1HslCiE6YWtMtOOrMnSwsDam8Mg9w=
go.opentelemetry.io/collector/pdata v1.5.0 h1:1fKTmUpr0xCOhP/B0VEvtz7bYPQ45luQ8XFyA07j8LE=
go.opentelemetry.io/collector/pdata v1.5.0/go.mod h1:TYj8aKRWZyT/KuKQXKyqSEvK/GV+slFaDMEI+Ke64Yw=
go.opentelemetry.io/collector/semconv v0.98.0 h1:zO4L4TmlxXoYu8UgPeYElGY19BW7wPjM+quL5CzoOoY=

6
model/histogram/float_histogram_test.go
View file

@ -14,9 +14,9 @@
package histogram
import (
"fmt"
"math"
"math/rand"
"strconv"
"testing"
"github.com/stretchr/testify/require"
@ -2134,7 +2134,7 @@ func TestAllFloatBucketIterator(t *testing.T) {
}
for i, c := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
var expBuckets, actBuckets []Bucket[float64]
if c.includeNeg {
@ -2360,7 +2360,7 @@ func TestAllReverseFloatBucketIterator(t *testing.T) {
}
for i, c := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
var expBuckets, actBuckets []Bucket[float64]
if c.includePos {

8
model/histogram/histogram_test.go
View file

@ -14,8 +14,8 @@
package histogram
import (
"fmt"
"math"
"strconv"
"testing"
"github.com/stretchr/testify/require"
@ -72,7 +72,7 @@ func TestHistogramString(t *testing.T) {
}
for i, c := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
actualString := c.histogram.String()
require.Equal(t, c.expectedString, actualString)
})
@ -211,7 +211,7 @@ func TestCumulativeBucketIterator(t *testing.T) {
}
for i, c := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
it := c.histogram.CumulativeBucketIterator()
actualBuckets := make([]Bucket[uint64], 0, len(c.expectedBuckets))
for it.Next() {
@ -371,7 +371,7 @@ func TestRegularBucketIterator(t *testing.T) {
}
for i, c := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
it := c.histogram.PositiveBucketIterator()
actualPositiveBuckets := make([]Bucket[uint64], 0, len(c.expectedPositiveBuckets))
for it.Next() {

3
model/labels/labels_test.go
View file

@ -17,6 +17,7 @@ import (
"encoding/json"
"fmt"
"net/http"
"strconv"
"strings"
"testing"
@ -732,7 +733,7 @@ func TestScratchBuilder(t *testing.T) {
want: FromStrings("ddd", "444"),
},
} {
t.Run(fmt.Sprint(i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
b := NewScratchBuilder(len(tcase.add))
for _, lbl := range tcase.add {
b.Add(lbl.Name, lbl.Value)

27
model/labels/matcher.go
View file

@ -14,7 +14,8 @@
package labels
import (
"fmt"
"bytes"
"strconv"
)
// MatchType is an enum for label matching types.
@ -78,7 +79,29 @@ func MustNewMatcher(mt MatchType, name, val string) *Matcher {
}
func (m *Matcher) String() string {
return fmt.Sprintf("%s%s%q", m.Name, m.Type, m.Value)
// Start a buffer with a pre-allocated size on stack to cover most needs.
var bytea [1024]byte
b := bytes.NewBuffer(bytea[:0])
if m.shouldQuoteName() {
b.Write(strconv.AppendQuote(b.AvailableBuffer(), m.Name))
} else {
b.WriteString(m.Name)
}
b.WriteString(m.Type.String())
b.Write(strconv.AppendQuote(b.AvailableBuffer(), m.Value))
return b.String()
}
func (m *Matcher) shouldQuoteName() bool {
for i, c := range m.Name {
if c == '_' || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (i > 0 && c >= '0' && c <= '9') {
continue
}
return true
}
return false
}
// Matches returns whether the matcher matches the given string value.

126
model/labels/matcher_test.go
View file

@ -15,6 +15,7 @@ package labels
import (
"fmt"
"math/rand"
"testing"
"github.com/stretchr/testify/require"
@ -225,3 +226,128 @@ func BenchmarkNewMatcher(b *testing.B) {
}
})
}
func BenchmarkMatcher_String(b *testing.B) {
type benchCase struct {
name string
matchers []*Matcher
}
cases := []benchCase{
{
name: "short name equal",
matchers: []*Matcher{
MustNewMatcher(MatchEqual, "foo", "bar"),
MustNewMatcher(MatchEqual, "bar", "baz"),
MustNewMatcher(MatchEqual, "abc", "def"),
MustNewMatcher(MatchEqual, "ghi", "klm"),
MustNewMatcher(MatchEqual, "nop", "qrs"),
},
},
{
name: "short quoted name not equal",
matchers: []*Matcher{
MustNewMatcher(MatchEqual, "f.o", "bar"),
MustNewMatcher(MatchEqual, "b.r", "baz"),
MustNewMatcher(MatchEqual, "a.c", "def"),
MustNewMatcher(MatchEqual, "g.i", "klm"),
MustNewMatcher(MatchEqual, "n.p", "qrs"),
},
},
{
name: "short quoted name with quotes not equal",
matchers: []*Matcher{
MustNewMatcher(MatchEqual, `"foo"`, "bar"),
MustNewMatcher(MatchEqual, `"foo"`, "baz"),
MustNewMatcher(MatchEqual, `"foo"`, "def"),
MustNewMatcher(MatchEqual, `"foo"`, "klm"),
MustNewMatcher(MatchEqual, `"foo"`, "qrs"),
},
},
{
name: "short name value with quotes equal",
matchers: []*Matcher{
MustNewMatcher(MatchEqual, "foo", `"bar"`),
MustNewMatcher(MatchEqual, "bar", `"baz"`),
MustNewMatcher(MatchEqual, "abc", `"def"`),
MustNewMatcher(MatchEqual, "ghi", `"klm"`),
MustNewMatcher(MatchEqual, "nop", `"qrs"`),
},
},
{
name: "short name and long value regexp",
matchers: []*Matcher{
MustNewMatcher(MatchRegexp, "foo", "five_six_seven_eight_nine_ten_one_two_three_four"),
MustNewMatcher(MatchRegexp, "bar", "one_two_three_four_five_six_seven_eight_nine_ten"),
MustNewMatcher(MatchRegexp, "abc", "two_three_four_five_six_seven_eight_nine_ten_one"),
MustNewMatcher(MatchRegexp, "ghi", "three_four_five_six_seven_eight_nine_ten_one_two"),
MustNewMatcher(MatchRegexp, "nop", "four_five_six_seven_eight_nine_ten_one_two_three"),
},
},
{
name: "short name and long value with quotes equal",
matchers: []*Matcher{
MustNewMatcher(MatchEqual, "foo", `five_six_seven_eight_nine_ten_"one"_two_three_four`),
MustNewMatcher(MatchEqual, "bar", `one_two_three_four_five_six_"seven"_eight_nine_ten`),
MustNewMatcher(MatchEqual, "abc", `two_three_four_five_six_seven_"eight"_nine_ten_one`),
MustNewMatcher(MatchEqual, "ghi", `three_four_five_six_seven_eight_"nine"_ten_one_two`),
MustNewMatcher(MatchEqual, "nop", `four_five_six_seven_eight_nine_"ten"_one_two_three`),
},
},
{
name: "long name regexp",
matchers: []*Matcher{
MustNewMatcher(MatchRegexp, "one_two_three_four_five_six_seven_eight_nine_ten", "val"),
MustNewMatcher(MatchRegexp, "two_three_four_five_six_seven_eight_nine_ten_one", "val"),
MustNewMatcher(MatchRegexp, "three_four_five_six_seven_eight_nine_ten_one_two", "val"),
MustNewMatcher(MatchRegexp, "four_five_six_seven_eight_nine_ten_one_two_three", "val"),
MustNewMatcher(MatchRegexp, "five_six_seven_eight_nine_ten_one_two_three_four", "val"),
},
},
{
name: "long quoted name regexp",
matchers: []*Matcher{
MustNewMatcher(MatchRegexp, "one.two.three.four.five.six.seven.eight.nine.ten", "val"),
MustNewMatcher(MatchRegexp, "two.three.four.five.six.seven.eight.nine.ten.one", "val"),
MustNewMatcher(MatchRegexp, "three.four.five.six.seven.eight.nine.ten.one.two", "val"),
MustNewMatcher(MatchRegexp, "four.five.six.seven.eight.nine.ten.one.two.three", "val"),
MustNewMatcher(MatchRegexp, "five.six.seven.eight.nine.ten.one.two.three.four", "val"),
},
},
{
name: "long name and long value regexp",
matchers: []*Matcher{
MustNewMatcher(MatchRegexp, "one_two_three_four_five_six_seven_eight_nine_ten", "five_six_seven_eight_nine_ten_one_two_three_four"),
MustNewMatcher(MatchRegexp, "two_three_four_five_six_seven_eight_nine_ten_one", "one_two_three_four_five_six_seven_eight_nine_ten"),
MustNewMatcher(MatchRegexp, "three_four_five_six_seven_eight_nine_ten_one_two", "two_three_four_five_six_seven_eight_nine_ten_one"),
MustNewMatcher(MatchRegexp, "four_five_six_seven_eight_nine_ten_one_two_three", "three_four_five_six_seven_eight_nine_ten_one_two"),
MustNewMatcher(MatchRegexp, "five_six_seven_eight_nine_ten_one_two_three_four", "four_five_six_seven_eight_nine_ten_one_two_three"),
},
},
{
name: "long quoted name and long value regexp",
matchers: []*Matcher{
MustNewMatcher(MatchRegexp, "one.two.three.four.five.six.seven.eight.nine.ten", "five.six.seven.eight.nine.ten.one.two.three.four"),
MustNewMatcher(MatchRegexp, "two.three.four.five.six.seven.eight.nine.ten.one", "one.two.three.four.five.six.seven.eight.nine.ten"),
MustNewMatcher(MatchRegexp, "three.four.five.six.seven.eight.nine.ten.one.two", "two.three.four.five.six.seven.eight.nine.ten.one"),
MustNewMatcher(MatchRegexp, "four.five.six.seven.eight.nine.ten.one.two.three", "three.four.five.six.seven.eight.nine.ten.one.two"),
MustNewMatcher(MatchRegexp, "five.six.seven.eight.nine.ten.one.two.three.four", "four.five.six.seven.eight.nine.ten.one.two.three"),
},
},
}
var mixed []*Matcher
for _, bc := range cases {
mixed = append(mixed, bc.matchers...)
}
rand.Shuffle(len(mixed), func(i, j int) { mixed[i], mixed[j] = mixed[j], mixed[i] })
cases = append(cases, benchCase{name: "mixed", matchers: mixed})
for _, bc := range cases {
b.Run(bc.name, func(b *testing.B) {
for i := 0; i <= b.N; i++ {
m := bc.matchers[i%len(bc.matchers)]
_ = m.String()
}
})
}
}

3
model/relabel/relabel.go
View file

@ -17,6 +17,7 @@ import (
"crypto/md5"
"encoding/binary"
"fmt"
"strconv"
"strings"
"github.com/grafana/regexp"
@ -290,7 +291,7 @@ func relabel(cfg *Config, lb *labels.Builder) (keep bool) {
hash := md5.Sum([]byte(val))
// Use only the last 8 bytes of the hash to give the same result as earlier versions of this code.
mod := binary.BigEndian.Uint64(hash[8:]) % cfg.Modulus
lb.Set(cfg.TargetLabel, fmt.Sprintf("%d", mod))
lb.Set(cfg.TargetLabel, strconv.FormatUint(mod, 10))
case LabelMap:
lb.Range(func(l labels.Label) {
if cfg.Regex.MatchString(l.Name) {

4
model/relabel/relabel_test.go
View file

@ -14,7 +14,7 @@
package relabel
import (
"fmt"
"strconv"
"testing"
"github.com/prometheus/common/model"
@ -657,7 +657,7 @@ func TestRelabelValidate(t *testing.T) {
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
err := test.config.Validate()
if test.expected == "" {
require.NoError(t, err)

20
notifier/notifier_test.go
View file

@ -74,7 +74,7 @@ func TestHandlerNextBatch(t *testing.T) {
for i := range make([]struct{}, 2*maxBatchSize+1) {
h.queue = append(h.queue, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
}
@ -186,10 +186,10 @@ func TestHandlerSendAll(t *testing.T) {
for i := range make([]struct{}, maxBatchSize) {
h.queue = append(h.queue, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
expected = append(expected, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
}
@ -297,23 +297,23 @@ func TestHandlerSendAllRemapPerAm(t *testing.T) {
for i := range make([]struct{}, maxBatchSize/2) {
h.queue = append(h.queue,
&Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
},
&Alert{
Labels: labels.FromStrings("alertname", "test", "alertnamedrop", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", "test", "alertnamedrop", strconv.Itoa(i)),
},
)
expected1 = append(expected1,
&Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
}, &Alert{
Labels: labels.FromStrings("alertname", "test", "alertnamedrop", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", "test", "alertnamedrop", strconv.Itoa(i)),
},
)
expected2 = append(expected2, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
}
@ -502,7 +502,7 @@ func TestHandlerQueuing(t *testing.T) {
var alerts []*Alert
for i := range make([]struct{}, 20*maxBatchSize) {
alerts = append(alerts, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
}
@ -762,7 +762,7 @@ func TestHangingNotifier(t *testing.T) {
var alerts []*Alert
for i := range make([]struct{}, 20*maxBatchSize) {
alerts = append(alerts, &Alert{
Labels: labels.FromStrings("alertname", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("alertname", strconv.Itoa(i)),
})
}

5
promql/engine_test.go
View file

@ -20,6 +20,7 @@ import (
"math"
"os"
"sort"
"strconv"
"testing"
"time"
@ -4408,7 +4409,7 @@ func TestNativeHistogram_Sum_Count_Add_AvgOperator(t *testing.T) {
_, err := app.Append(0, labels.FromStrings("__name__", "float_series", "idx", "0"), ts, 42)
require.NoError(t, err)
for idx1, h := range c.histograms {
lbls := labels.FromStrings("__name__", seriesName, "idx", fmt.Sprintf("%d", idx1))
lbls := labels.FromStrings("__name__", seriesName, "idx", strconv.Itoa(idx1))
// Since we mutate h later, we need to create a copy here.
var err error
if floatHisto {
@ -4680,7 +4681,7 @@ func TestNativeHistogram_SubOperator(t *testing.T) {
ts := idx0 * int64(10*time.Minute/time.Millisecond)
app := storage.Appender(context.Background())
for idx1, h := range c.histograms {
lbls := labels.FromStrings("__name__", seriesName, "idx", fmt.Sprintf("%d", idx1))
lbls := labels.FromStrings("__name__", seriesName, "idx", strconv.Itoa(idx1))
// Since we mutate h later, we need to create a copy here.
var err error
if floatHisto {

10
promql/parser/printer_test.go
View file

@ -138,6 +138,16 @@ func TestExprString(t *testing.T) {
{
in: `{__name__="",a="x"}`,
},
{
in: `{"a.b"="c"}`,
},
{
in: `{"0"="1"}`,
},
{
in: `{"_0"="1"}`,
out: `{_0="1"}`,
},
}
for _, test := range inputs {

3
rules/manager_test.go
View file

@ -19,6 +19,7 @@ import (
"math"
"os"
"sort"
"strconv"
"sync"
"testing"
"time"
@ -1361,7 +1362,7 @@ func TestNativeHistogramsInRecordingRules(t *testing.T) {
ts := time.Now()
app := db.Appender(context.Background())
for i, h := range hists {
l := labels.FromStrings("__name__", "histogram_metric", "idx", fmt.Sprintf("%d", i))
l := labels.FromStrings("__name__", "histogram_metric", "idx", strconv.Itoa(i))
_, err := app.AppendHistogram(0, l, ts.UnixMilli(), h.Copy(), nil)
require.NoError(t, err)
}

2
scrape/scrape_test.go
View file

@ -1285,7 +1285,7 @@ func TestScrapeLoopCacheMemoryExhaustionProtection(t *testing.T) {
for i := 0; i < 500; i++ {
s = fmt.Sprintf("%smetric_%d_%d 42\n", s, i, numScrapes)
}
w.Write([]byte(fmt.Sprintf(s + "&")))
w.Write([]byte(s + "&"))
} else {
cancel()
}

3
scrape/target_test.go
View file

@ -21,6 +21,7 @@ import (
"net/http/httptest"
"net/url"
"os"
"strconv"
"strings"
"testing"
"time"
@ -67,7 +68,7 @@ func TestTargetOffset(t *testing.T) {
// Calculate offsets for 10000 different targets.
for i := range offsets {
target := newTestTarget("example.com:80", 0, labels.FromStrings(
"label", fmt.Sprintf("%d", i),
"label", strconv.Itoa(i),
))
offsets[i] = target.offset(interval, offsetSeed)
}

11
storage/remote/otlptranslator/prometheus/normalize_label.go
View file

@ -19,15 +19,6 @@ package prometheus
import (
"strings"
"unicode"
"go.opentelemetry.io/collector/featuregate"
)
var dropSanitizationGate = featuregate.GlobalRegistry().MustRegister(
"pkg.translator.prometheus.PermissiveLabelSanitization",
featuregate.StageAlpha,
featuregate.WithRegisterDescription("Controls whether to change labels starting with '_' to 'key_'."),
featuregate.WithRegisterReferenceURL("https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/8950"),
)
// Normalizes the specified label to follow Prometheus label names standard
@ -50,7 +41,7 @@ func NormalizeLabel(label string) string {
// If label starts with a number, prepend with "key_"
if unicode.IsDigit(rune(label[0])) {
label = "key_" + label
} else if strings.HasPrefix(label, "_") && !strings.HasPrefix(label, "__") && !dropSanitizationGate.IsEnabled() {
} else if strings.HasPrefix(label, "_") && !strings.HasPrefix(label, "__") {
label = "key" + label
}

10
storage/remote/otlptranslator/prometheus/normalize_name.go
View file

@ -20,7 +20,6 @@ import (
"strings"
"unicode"
"go.opentelemetry.io/collector/featuregate"
"go.opentelemetry.io/collector/pdata/pmetric"
)
@ -78,13 +77,6 @@ var perUnitMap = map[string]string{
"y": "year",
}
var normalizeNameGate = featuregate.GlobalRegistry().MustRegister(
"pkg.translator.prometheus.NormalizeName",
featuregate.StageBeta,
featuregate.WithRegisterDescription("Controls whether metrics names are automatically normalized to follow Prometheus naming convention"),
featuregate.WithRegisterReferenceURL("https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/8950"),
)
// BuildCompliantName builds a Prometheus-compliant metric name for the specified metric
//
// Metric name is prefixed with specified namespace and underscore (if any).
@ -97,7 +89,7 @@ func BuildCompliantName(metric pmetric.Metric, namespace string, addMetricSuffix
var metricName string
// Full normalization following standard Prometheus naming conventions
if addMetricSuffixes && normalizeNameGate.IsEnabled() {
if addMetricSuffixes {
return normalizeName(metric, namespace)
}

2
storage/remote/queue_manager_test.go
View file

@ -468,7 +468,7 @@ func TestReleaseNoninternedString(t *testing.T) {
m.StoreSeries([]record.RefSeries{
{
Ref: chunks.HeadSeriesRef(i),
Labels: labels.FromStrings("asdf", fmt.Sprintf("%d", i)),
Labels: labels.FromStrings("asdf", strconv.Itoa(i)),
},
}, 0)
m.SeriesReset(1)

4
tsdb/agent/series_test.go
View file

@ -14,8 +14,8 @@
package agent
import (
"fmt"
"math"
"strconv"
"sync"
"testing"
"time"
@ -53,7 +53,7 @@ func TestNoDeadlock(t *testing.T) {
series := &memSeries{
ref: chunks.HeadSeriesRef(i),
lset: labels.FromMap(map[string]string{
"id": fmt.Sprintf("%d", i),
"id": strconv.Itoa(i),
}),
}
stripeSeries.Set(series.lset.Hash(), series)

5
tsdb/compact_test.go
View file

@ -22,6 +22,7 @@ import (
"os"
"path"
"path/filepath"
"strconv"
"sync"
"testing"
"time"
@ -1129,7 +1130,7 @@ func BenchmarkCompactionFromHead(b *testing.B) {
for ln := 0; ln < labelNames; ln++ {
app := h.Appender(context.Background())
for lv := 0; lv < labelValues; lv++ {
app.Append(0, labels.FromStrings(fmt.Sprintf("%d", ln), fmt.Sprintf("%d%s%d", lv, postingsBenchSuffix, ln)), 0, 0)
app.Append(0, labels.FromStrings(strconv.Itoa(ln), fmt.Sprintf("%d%s%d", lv, postingsBenchSuffix, ln)), 0, 0)
}
require.NoError(b, app.Commit())
}
@ -1161,7 +1162,7 @@ func BenchmarkCompactionFromOOOHead(b *testing.B) {
for ln := 0; ln < labelNames; ln++ {
app := h.Appender(context.Background())
for lv := 0; lv < labelValues; lv++ {
lbls := labels.FromStrings(fmt.Sprintf("%d", ln), fmt.Sprintf("%d%s%d", lv, postingsBenchSuffix, ln))
lbls := labels.FromStrings(strconv.Itoa(ln), fmt.Sprintf("%d%s%d", lv, postingsBenchSuffix, ln))
_, err = app.Append(0, lbls, int64(totalSamples), 0)
require.NoError(b, err)
for ts := 0; ts < totalSamples; ts++ {

2
tsdb/db_test.go
View file

@ -1065,7 +1065,7 @@ func TestWALSegmentSizeOptions(t *testing.T) {
for i := int64(0); i < 155; i++ {
app := db.Appender(context.Background())
ref, err := app.Append(0, labels.FromStrings("wal"+fmt.Sprintf("%d", i), "size"), i, rand.Float64())
ref, err := app.Append(0, labels.FromStrings("wal"+strconv.Itoa(int(i)), "size"), i, rand.Float64())
require.NoError(t, err)
for j := int64(1); j <= 78; j++ {
_, err := app.Append(ref, labels.EmptyLabels(), i+j, rand.Float64())

2
tsdb/exemplar_test.go
View file

@ -416,7 +416,7 @@ func BenchmarkAddExemplar(b *testing.B) {
exLabels := labels.FromStrings("trace_id", "89620921")
for _, n := range []int{10000, 100000, 1000000} {
b.Run(fmt.Sprintf("%d", n), func(b *testing.B) {
b.Run(strconv.Itoa(n), func(b *testing.B) {
for j := 0; j < b.N; j++ {
b.StopTimer()
exs, err := NewCircularExemplarStorage(int64(n), eMetrics)

6
tsdb/head_test.go
View file

@ -3383,7 +3383,7 @@ func TestWaitForPendingReadersInTimeRange(t *testing.T) {
func TestAppendHistogram(t *testing.T) {
l := labels.FromStrings("a", "b")
for _, numHistograms := range []int{1, 10, 150, 200, 250, 300} {
t.Run(fmt.Sprintf("%d", numHistograms), func(t *testing.T) {
t.Run(strconv.Itoa(numHistograms), func(t *testing.T) {
head, _ := newTestHead(t, 1000, wlog.CompressionNone, false)
t.Cleanup(func() {
require.NoError(t, head.Close())
@ -3692,7 +3692,7 @@ func TestChunkSnapshot(t *testing.T) {
e := ex{
seriesLabels: lbls,
e: exemplar.Exemplar{
Labels: labels.FromStrings("trace_id", fmt.Sprintf("%d", rand.Int())),
Labels: labels.FromStrings("trace_id", strconv.Itoa(rand.Int())),
Value: rand.Float64(),
Ts: ts,
},
@ -5032,7 +5032,7 @@ func TestOOOAppendWithNoSeries(t *testing.T) {
require.Equal(t, expSamples, ms.headChunks.chunk.NumSamples())
}
newLabels := func(idx int) labels.Labels { return labels.FromStrings("foo", fmt.Sprintf("%d", idx)) }
newLabels := func(idx int) labels.Labels { return labels.FromStrings("foo", strconv.Itoa(idx)) }
s1 := newLabels(1)
appendSample(s1, 300) // At 300m.

8
tsdb/index/index.go
View file

@ -51,6 +51,9 @@ const (
indexFilename = "index"
seriesByteAlign = 16
// checkContextEveryNIterations is used in some tight loops to check if the context is done.
checkContextEveryNIterations = 100
)
type indexWriterSeries struct {
@ -1797,7 +1800,12 @@ func (r *Reader) postingsForLabelMatchingV1(ctx context.Context, name string, ma
}
var its []Postings
count := 1
for val, offset := range e {
if count%checkContextEveryNIterations == 0 && ctx.Err() != nil {
return ErrPostings(ctx.Err())
}
count++
if !match(val) {
continue
}

33
tsdb/index/index_test.go
View file

@ -719,3 +719,36 @@ func TestChunksTimeOrdering(t *testing.T) {
require.NoError(t, idx.Close())
}
func TestReader_PostingsForLabelMatchingHonorsContextCancel(t *testing.T) {
dir := t.TempDir()
idx, err := NewWriter(context.Background(), filepath.Join(dir, "index"))
require.NoError(t, err)
seriesCount := 1000
for i := 1; i <= seriesCount; i++ {
require.NoError(t, idx.AddSymbol(fmt.Sprintf("%4d", i)))
}
require.NoError(t, idx.AddSymbol("__name__"))
for i := 1; i <= seriesCount; i++ {
require.NoError(t, idx.AddSeries(storage.SeriesRef(i), labels.FromStrings("__name__", fmt.Sprintf("%4d", i)),
chunks.Meta{Ref: 1, MinTime: 0, MaxTime: 10},
))
}
require.NoError(t, idx.Close())
ir, err := NewFileReader(filepath.Join(dir, "index"))
require.NoError(t, err)
defer ir.Close()
failAfter := uint64(seriesCount / 2) // Fail after processing half of the series.
ctx := &testutil.MockContextErrAfter{FailAfter: failAfter}
p := ir.PostingsForLabelMatching(ctx, "__name__", func(string) bool {
return true
})
require.Error(t, p.Err())
require.Equal(t, failAfter, ctx.Count())
}

6
tsdb/index/postings.go
View file

@ -416,7 +416,13 @@ func (p *MemPostings) PostingsForLabelMatching(ctx context.Context, name string,
}
var its []Postings
count := 1
for _, v := range vals {
if count%checkContextEveryNIterations == 0 && ctx.Err() != nil {
p.mtx.RUnlock()
return ErrPostings(ctx.Err())
}
count++
if match(v) {
its = append(its, NewListPostings(e[v]))
}

21
tsdb/index/postings_test.go
View file

@ -28,6 +28,7 @@ import (
"github.com/prometheus/prometheus/model/labels"
"github.com/prometheus/prometheus/storage"
"github.com/prometheus/prometheus/util/testutil"
)
func TestMemPostings_addFor(t *testing.T) {
@ -49,7 +50,7 @@ func TestMemPostings_ensureOrder(t *testing.T) {
for j := range l {
l[j] = storage.SeriesRef(rand.Uint64())
}
v := fmt.Sprintf("%d", i)
v := strconv.Itoa(i)
p.m["a"][v] = l
}
@ -390,7 +391,7 @@ func BenchmarkMerge(t *testing.B) {
its := make([]Postings, len(refs))
for _, nSeries := range []int{1, 10, 100, 1000, 10000, 100000} {
t.Run(fmt.Sprint(nSeries), func(bench *testing.B) {
t.Run(strconv.Itoa(nSeries), func(bench *testing.B) {
ctx := context.Background()
for i := 0; i < bench.N; i++ {
// Reset the ListPostings to their original values each time round the loop.
@ -1282,3 +1283,19 @@ func BenchmarkListPostings(b *testing.B) {
})
}
}
func TestMemPostings_PostingsForLabelMatchingHonorsContextCancel(t *testing.T) {
memP := NewMemPostings()
seriesCount := 10 * checkContextEveryNIterations
for i := 1; i <= seriesCount; i++ {
memP.Add(storage.SeriesRef(i), labels.FromStrings("__name__", fmt.Sprintf("%4d", i)))
}
failAfter := uint64(seriesCount / 2 / checkContextEveryNIterations)
ctx := &testutil.MockContextErrAfter{FailAfter: failAfter}
p := memP.PostingsForLabelMatching(ctx, "__name__", func(string) bool {
return true
})
require.Error(t, p.Err())
require.Equal(t, failAfter+1, ctx.Count()) // Plus one for the Err() call that puts the error in the result.
}

13
tsdb/querier.go
View file

@ -33,6 +33,9 @@ import (
"github.com/prometheus/prometheus/util/annotations"
)
// checkContextEveryNIterations is used in some tight loops to check if the context is done.
const checkContextEveryNIterations = 100
type blockBaseQuerier struct {
blockID ulid.ULID
index IndexReader
@ -358,7 +361,12 @@ func inversePostingsForMatcher(ctx context.Context, ix IndexReader, m *labels.Ma
if m.Type == labels.MatchEqual && m.Value == "" {
res = vals
} else {
count := 1
for _, val := range vals {
if count%checkContextEveryNIterations == 0 && ctx.Err() != nil {
return nil, ctx.Err()
}
count++
if !m.Matches(val) {
res = append(res, val)
}
@ -387,7 +395,12 @@ func labelValuesWithMatchers(ctx context.Context, r IndexReader, name string, ma
// re-use the allValues slice to avoid allocations
// this is safe because the iteration is always ahead of the append
filteredValues := allValues[:0]
count := 1
for _, v := range allValues {
if count%checkContextEveryNIterations == 0 && ctx.Err() != nil {
return nil, ctx.Err()
}
count++
if m.Matches(v) {
filteredValues = append(filteredValues, v)
}

75
tsdb/querier_test.go
View file

@ -38,6 +38,7 @@ import (
"github.com/prometheus/prometheus/tsdb/tombstones"
"github.com/prometheus/prometheus/tsdb/tsdbutil"
"github.com/prometheus/prometheus/util/annotations"
"github.com/prometheus/prometheus/util/testutil"
)
// TODO(bwplotka): Replace those mocks with remote.concreteSeriesSet.
@ -3638,3 +3639,77 @@ func TestQueryWithOneChunkCompletelyDeleted(t *testing.T) {
require.NoError(t, css.Err())
require.Equal(t, 1, seriesCount)
}
func TestReader_PostingsForLabelMatchingHonorsContextCancel(t *testing.T) {
ir := mockReaderOfLabels{}
failAfter := uint64(mockReaderOfLabelsSeriesCount / 2 / checkContextEveryNIterations)
ctx := &testutil.MockContextErrAfter{FailAfter: failAfter}
_, err := labelValuesWithMatchers(ctx, ir, "__name__", labels.MustNewMatcher(labels.MatchRegexp, "__name__", ".+"))
require.Error(t, err)
require.Equal(t, failAfter+1, ctx.Count()) // Plus one for the Err() call that puts the error in the result.
}
func TestReader_InversePostingsForMatcherHonorsContextCancel(t *testing.T) {
ir := mockReaderOfLabels{}
failAfter := uint64(mockReaderOfLabelsSeriesCount / 2 / checkContextEveryNIterations)
ctx := &testutil.MockContextErrAfter{FailAfter: failAfter}
_, err := inversePostingsForMatcher(ctx, ir, labels.MustNewMatcher(labels.MatchRegexp, "__name__", ".*"))
require.Error(t, err)
require.Equal(t, failAfter+1, ctx.Count()) // Plus one for the Err() call that puts the error in the result.
}
type mockReaderOfLabels struct{}
const mockReaderOfLabelsSeriesCount = checkContextEveryNIterations * 10
func (m mockReaderOfLabels) LabelValues(context.Context, string, ...*labels.Matcher) ([]string, error) {
return make([]string, mockReaderOfLabelsSeriesCount), nil
}
func (m mockReaderOfLabels) LabelValueFor(context.Context, storage.SeriesRef, string) (string, error) {
panic("LabelValueFor called")
}
func (m mockReaderOfLabels) SortedLabelValues(context.Context, string, ...*labels.Matcher) ([]string, error) {
panic("SortedLabelValues called")
}
func (m mockReaderOfLabels) Close() error {
return nil
}
func (m mockReaderOfLabels) LabelNames(context.Context, ...*labels.Matcher) ([]string, error) {
panic("LabelNames called")
}
func (m mockReaderOfLabels) LabelNamesFor(context.Context, ...storage.SeriesRef) ([]string, error) {
panic("LabelNamesFor called")
}
func (m mockReaderOfLabels) PostingsForLabelMatching(context.Context, string, func(string) bool) index.Postings {
panic("PostingsForLabelMatching called")
}
func (m mockReaderOfLabels) Postings(context.Context, string, ...string) (index.Postings, error) {
panic("Postings called")
}
func (m mockReaderOfLabels) ShardedPostings(index.Postings, uint64, uint64) index.Postings {
panic("Postings called")
}
func (m mockReaderOfLabels) SortedPostings(index.Postings) index.Postings {
panic("SortedPostings called")
}
func (m mockReaderOfLabels) Series(storage.SeriesRef, *labels.ScratchBuilder, *[]chunks.Meta) error {
panic("Series called")
}
func (m mockReaderOfLabels) Symbols() index.StringIter {
panic("Series called")
}

13
tsdb/wlog/checkpoint_test.go
View file

@ -19,6 +19,7 @@ import (
"os"
"path/filepath"
"sort"
"strconv"
"strings"
"testing"
@ -232,10 +233,10 @@ func TestCheckpoint(t *testing.T) {
// Write changing metadata for each series. In the end, only the latest
// version should end up in the checkpoint.
b = enc.Metadata([]record.RefMetadata{
{Ref: 0, Unit: fmt.Sprintf("%d", last), Help: fmt.Sprintf("%d", last)},
{Ref: 1, Unit: fmt.Sprintf("%d", last), Help: fmt.Sprintf("%d", last)},
{Ref: 2, Unit: fmt.Sprintf("%d", last), Help: fmt.Sprintf("%d", last)},
{Ref: 3, Unit: fmt.Sprintf("%d", last), Help: fmt.Sprintf("%d", last)},
{Ref: 0, Unit: strconv.FormatInt(last, 10), Help: strconv.FormatInt(last, 10)},
{Ref: 1, Unit: strconv.FormatInt(last, 10), Help: strconv.FormatInt(last, 10)},
{Ref: 2, Unit: strconv.FormatInt(last, 10), Help: strconv.FormatInt(last, 10)},
{Ref: 3, Unit: strconv.FormatInt(last, 10), Help: strconv.FormatInt(last, 10)},
}, nil)
require.NoError(t, w.Log(b))
@ -324,8 +325,8 @@ func TestCheckpoint(t *testing.T) {
testutil.RequireEqual(t, expectedRefSeries, series)
expectedRefMetadata := []record.RefMetadata{
{Ref: 0, Unit: fmt.Sprintf("%d", last-100), Help: fmt.Sprintf("%d", last-100)},
{Ref: 2, Unit: fmt.Sprintf("%d", last-100), Help: fmt.Sprintf("%d", last-100)},
{Ref: 0, Unit: strconv.FormatInt(last-100, 10), Help: strconv.FormatInt(last-100, 10)},
{Ref: 2, Unit: strconv.FormatInt(last-100, 10), Help: strconv.FormatInt(last-100, 10)},
{Ref: 4, Unit: "unit", Help: "help"},
}
sort.Slice(metadata, func(i, j int) bool { return metadata[i].Ref < metadata[j].Ref })

27
util/testutil/context.go
View file

@ -13,7 +13,12 @@
package testutil
import "time"
import (
"context"
"time"
"go.uber.org/atomic"
)
// A MockContext provides a simple stub implementation of a Context.
type MockContext struct {
@ -40,3 +45,23 @@ func (c *MockContext) Err() error {
func (c *MockContext) Value(interface{}) interface{} {
return nil
}
// MockContextErrAfter is a MockContext that will return an error after a certain
// number of calls to Err().
type MockContextErrAfter struct {
MockContext
count atomic.Uint64
FailAfter uint64
}
func (c *MockContextErrAfter) Err() error {
c.count.Inc()
if c.count.Load() >= c.FailAfter {
return context.Canceled
}
return c.MockContext.Err()
}
func (c *MockContextErrAfter) Count() uint64 {
return c.count.Load()
}

3
web/api/v1/api_test.go
View file

@ -25,6 +25,7 @@ import (
"reflect"
"runtime"
"sort"
"strconv"
"strings"
"testing"
"time"
@ -3544,7 +3545,7 @@ func TestTSDBStatus(t *testing.T) {
},
} {
tc := tc
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
t.Run(strconv.Itoa(i), func(t *testing.T) {
api := &API{db: tc.db, gatherer: prometheus.DefaultGatherer}
endpoint := tc.endpoint(api)
req, err := http.NewRequest(tc.method, fmt.Sprintf("?%s", tc.values.Encode()), nil)

5
web/federate_test.go
View file

@ -22,6 +22,7 @@ import (
"net/http"
"net/http/httptest"
"sort"
"strconv"
"strings"
"testing"
"time"
@ -341,8 +342,8 @@ func TestFederationWithNativeHistograms(t *testing.T) {
}
app := db.Appender(context.Background())
for i := 0; i < 6; i++ {
l := labels.FromStrings("__name__", "test_metric", "foo", fmt.Sprintf("%d", i))
expL := labels.FromStrings("__name__", "test_metric", "instance", "", "foo", fmt.Sprintf("%d", i))
l := labels.FromStrings("__name__", "test_metric", "foo", strconv.Itoa(i))
expL := labels.FromStrings("__name__", "test_metric", "instance", "", "foo", strconv.Itoa(i))
var err error
switch i {
case 0, 3: