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anawareness runtime prefetch
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1. add prefetchlist store prefetchlist storage service.
2. Modify the optimizer to publish the access file list as a prefetchlist to the storage service when obtaining it.

3. modify http server add lru algo
4. use echo web framework
5. modify based on comments
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@billie60
billie60 committed Jan 11, 2024
1 parent 47d4311 commit bed33a8
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Showing 6 changed files with 347 additions and 58 deletions.
143 changes: 129 additions & 14 deletions cmd/optimizer-nri-plugin/main.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -7,10 +7,13 @@
package main

import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"log/syslog"
"net/http"
"os"
"path/filepath"
"strings"
Expand Down Expand Up @@ -38,11 +41,12 @@ const (
type PluginConfig struct {
Events []string `toml:"events"`

ServerPath string `toml:"server_path"`
PersistDir string `toml:"persist_dir"`
Readable bool `toml:"readable"`
Timeout int `toml:"timeout"`
Overwrite bool `toml:"overwrite"`
ServerPath string `toml:"server_path"`
PersistDir string `toml:"persist_dir"`
Readable bool `toml:"readable"`
Timeout int `toml:"timeout"`
Overwrite bool `toml:"overwrite"`
PrefetchDistributionEndpoint string `toml:"prefetch_distribution_endpoint"`
}

type PluginArgs struct {
Expand Down Expand Up @@ -104,6 +108,11 @@ func buildFlags(args *PluginArgs) []cli.Flag {
Usage: "whether to overwrite the existed persistent files",
Destination: &args.Config.Overwrite,
},
&cli.StringFlag{
Name: "prefetch-distribution-endpoint",
Usage: "The service endpoint of prefetch distribution, for example: http://localhost:1323/api/v1/prefetch/upload",
Destination: &args.Config.PrefetchDistributionEndpoint,
},
}
}

Expand All @@ -129,7 +138,8 @@ var (
)

const (
imageNameLabel = "io.kubernetes.cri.image-name"
imageNameLabel = "io.kubernetes.cri.image-name"
containerNameLabel = "io.kubernetes.cri.container-name"
)

func (p *plugin) Configure(config, runtime, version string) (stub.EventMask, error) {
Expand All @@ -156,11 +166,26 @@ func (p *plugin) Configure(config, runtime, version string) (stub.EventMask, err
return p.mask, nil
}

type PrefetchFile struct {
Path string
}

type CacheItem struct {
ImageName string
ContainerName string
PrefetchFiles []PrefetchFile
}

type Cache struct {
Items map[string]*CacheItem
}

func (p *plugin) StartContainer(_ *api.PodSandbox, container *api.Container) error {
dir, imageName, err := GetImageName(container.Annotations)
dir, imageName, imageRepo, err := GetImageName(container.Annotations)
if err != nil {
return err
}
containerName := container.Annotations[containerNameLabel]

persistDir := filepath.Join(cfg.PersistDir, dir)
if err := os.MkdirAll(persistDir, os.ModePerm); err != nil {
Expand All @@ -172,37 +197,127 @@ func (p *plugin) StartContainer(_ *api.PodSandbox, container *api.Container) err
persistFile = fmt.Sprintf("%s.timeout%ds", persistFile, cfg.Timeout)
}

fanotifyServer := fanotify.NewServer(cfg.ServerPath, container.Pid, imageName, persistFile, cfg.Readable, cfg.Overwrite, time.Duration(cfg.Timeout)*time.Second, logWriter)
var hasSentPrefetchList = false

fanotifyServer := fanotify.NewServer(cfg.ServerPath, container.Pid, imageName, persistFile, cfg.Readable, cfg.Overwrite, time.Duration(cfg.Timeout)*time.Second, logWriter, containerName, hasSentPrefetchList)

if err := fanotifyServer.RunServer(); err != nil {
return err
}

go func() {
time.Sleep(10 * time.Minute)
fanotifyServer.Mu.Lock()
if !fanotifyServer.IsSent {
data, err := getPrefetchList(persistFile)
if err != nil {
log.WithError(err).Error("error reading file")
}
if err = sendToServer(imageRepo, containerName, cfg.PrefetchDistributionEndpoint, data); err != nil {
log.WithError(err).Error("failed to send prefetch to http server")
}
fanotifyServer.IsSent = true
}
fanotifyServer.Mu.Unlock()
}()

globalFanotifyServer[imageName] = fanotifyServer

return nil
}

func sendToServer(imageName, containerName, serverURL string, data []byte) error {
filePaths := strings.Split(string(data), "\n")

var prefetchFiles []PrefetchFile
for _, path := range filePaths {
if path != "" {
prefetchFiles = append(prefetchFiles, PrefetchFile{Path: path})
}
}

item := CacheItem{
ImageName: imageName,
ContainerName: containerName,
PrefetchFiles: prefetchFiles,
}

err := postRequest(item, serverURL)
if err != nil {
return errors.Wrap(err, "error uploading to server")
}

return nil
}

func postRequest(item CacheItem, endpoint string) error {
data, err := json.Marshal(item)
if err != nil {
return err
}

resp, err := http.Post(endpoint, "application/json", bytes.NewBuffer(data))
if err != nil {
return err
}
defer resp.Body.Close()

if resp.StatusCode != http.StatusOK {
return errors.Wrap(fmt.Errorf("server returned a non-OK status code: %d", resp.StatusCode), "HTTP Status Error")
}

body, err := io.ReadAll(resp.Body)
if err != nil {
return errors.Wrap(err, "failed to read response body")
}

log.Info("Server Response:", string(body))

return nil
}

func getPrefetchList(prefetchListPath string) ([]byte, error) {
data, err := os.ReadFile(prefetchListPath)
if err != nil {
return nil, err
}
return data, nil
}

func (p *plugin) StopContainer(_ *api.PodSandbox, container *api.Container) ([]*api.ContainerUpdate, error) {
var update = []*api.ContainerUpdate{}
_, imageName, err := GetImageName(container.Annotations)
_, imageName, imageRepo, err := GetImageName(container.Annotations)
if err != nil {
return update, err
}

if fanotifyServer, ok := globalFanotifyServer[imageName]; ok {
fanotifyServer.StopServer()
fanotifyServer.Mu.Lock()
if !fanotifyServer.IsSent {
data, err := getPrefetchList(fanotifyServer.PersistFile)
if err != nil {
return update, err
}
if err = sendToServer(imageRepo, fanotifyServer.ContainerName, cfg.PrefetchDistributionEndpoint, data); err != nil {
log.WithError(err).Error("failed to send prefetch to http server")
}
fanotifyServer.IsSent = true

fanotifyServer.StopServer()
}
fanotifyServer.Mu.Unlock()
} else {
return nil, errors.New("can not find fanotify server for container image " + imageName)
}

return update, nil
}

func GetImageName(annotations map[string]string) (string, string, error) {
func GetImageName(annotations map[string]string) (string, string, string, error) {
named, err := docker.ParseDockerRef(annotations[imageNameLabel])
if err != nil {
return "", "", err
return "", "", "", err
}
imageRepo := docker.Named.String(named)
nameTagged := named.(docker.NamedTagged)
repo := docker.Path(nameTagged)

Expand All @@ -211,7 +326,7 @@ func GetImageName(annotations map[string]string) (string, string, error) {

imageName := image + ":" + nameTagged.Tag()

return dir, imageName, nil
return dir, imageName, imageRepo, nil
}

func (p *plugin) onClose() {
Expand Down
23 changes: 15 additions & 8 deletions go.mod
View file
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ require (
github.com/hashicorp/go-retryablehttp v0.7.2
github.com/imdario/mergo v0.3.13
github.com/klauspost/compress v1.16.0
github.com/labstack/echo/v4 v4.11.4
github.com/moby/locker v1.0.1
github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
github.com/opencontainers/go-digest v1.0.0
Expand All @@ -38,13 +39,13 @@ require (
github.com/prometheus/client_model v0.3.0
github.com/rs/xid v1.4.0
github.com/sirupsen/logrus v1.9.0
github.com/stretchr/testify v1.8.3
github.com/stretchr/testify v1.8.4
github.com/urfave/cli/v2 v2.25.0
go.etcd.io/bbolt v1.3.7
golang.org/x/exp v0.0.0-20231006140011-7918f672742d
golang.org/x/net v0.17.0
golang.org/x/net v0.19.0
golang.org/x/sync v0.4.0
golang.org/x/sys v0.13.0
golang.org/x/sys v0.15.0
google.golang.org/grpc v1.59.0
gopkg.in/natefinch/lumberjack.v2 v2.2.1
gotest.tools v2.2.0+incompatible
Expand All @@ -55,6 +56,12 @@ require (
k8s.io/utils v0.0.0-20230726121419-3b25d923346b
)

require (
github.com/labstack/gommon v0.4.2 // indirect
github.com/valyala/bytebufferpool v1.0.0 // indirect
github.com/valyala/fasttemplate v1.2.2 // indirect
)

require (
github.com/AdamKorcz/go-118-fuzz-build v0.0.0-20221215162035-5330a85ea652 // indirect
github.com/Microsoft/go-winio v0.6.0 // indirect
Expand Down Expand Up @@ -112,7 +119,7 @@ require (
github.com/json-iterator/go v1.1.12 // indirect
github.com/mailru/easyjson v0.7.7 // indirect
github.com/mattn/go-colorable v0.1.13 // indirect
github.com/mattn/go-isatty v0.0.17 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
github.com/miekg/pkcs11 v1.1.1 // indirect
github.com/mitchellh/go-homedir v1.1.0 // indirect
Expand All @@ -137,12 +144,12 @@ require (
go.opencensus.io v0.24.0 // indirect
go.opentelemetry.io/otel v1.14.0 // indirect
go.opentelemetry.io/otel/trace v1.14.0 // indirect
golang.org/x/crypto v0.14.0 // indirect
golang.org/x/crypto v0.17.0 // indirect
golang.org/x/mod v0.13.0 // indirect
golang.org/x/oauth2 v0.11.0 // indirect
golang.org/x/term v0.13.0 // indirect
golang.org/x/text v0.13.0 // indirect
golang.org/x/time v0.3.0 // indirect
golang.org/x/term v0.15.0 // indirect
golang.org/x/text v0.14.0 // indirect
golang.org/x/time v0.5.0 // indirect
golang.org/x/tools v0.14.0 // indirect
google.golang.org/appengine v1.6.7 // indirect
google.golang.org/genproto v0.0.0-20231012201019-e917dd12ba7a // indirect
Expand Down
41 changes: 25 additions & 16 deletions go.sum
View file
Original file line number Diff line number Diff line change
Expand Up @@ -236,6 +236,10 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/labstack/echo/v4 v4.11.4 h1:vDZmA+qNeh1pd/cCkEicDMrjtrnMGQ1QFI9gWN1zGq8=
github.com/labstack/echo/v4 v4.11.4/go.mod h1:noh7EvLwqDsmh/X/HWKPUl1AjzJrhyptRyEbQJfxen8=
github.com/labstack/gommon v0.4.2 h1:F8qTUNXgG1+6WQmqoUWnz8WiEU60mXVVw0P4ht1WRA0=
github.com/labstack/gommon v0.4.2/go.mod h1:QlUFxVM+SNXhDL/Z7YhocGIBYOiwB0mXm1+1bAPHPyU=
github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
Expand All @@ -244,8 +248,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84=
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng=
github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
github.com/miekg/pkcs11 v1.1.1 h1:Ugu9pdy6vAYku5DEpVWVFPYnzV+bxB+iRdbuFSu7TvU=
Expand Down Expand Up @@ -333,13 +337,17 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/syndtr/gocapability v0.0.0-20200815063812-42c35b437635/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
github.com/urfave/cli v1.22.4/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
github.com/urfave/cli/v2 v2.25.0 h1:ykdZKuQey2zq0yin/l7JOm9Mh+pg72ngYMeB0ABn6q8=
github.com/urfave/cli/v2 v2.25.0/go.mod h1:GHupkWPMM0M/sj1a2b4wUrWBPzazNrIjouW6fmdJLxc=
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
github.com/vbatts/tar-split v0.11.2 h1:Via6XqJr0hceW4wff3QRzD5gAk/tatMw/4ZA7cTlIME=
github.com/vbatts/tar-split v0.11.2/go.mod h1:vV3ZuO2yWSVsz+pfFzDG/upWH1JhjOiEaWq6kXyQ3VI=
github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
Expand Down Expand Up @@ -367,8 +375,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
Expand All @@ -395,8 +403,8 @@ golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
golang.org/x/oauth2 v0.11.0 h1:vPL4xzxBM4niKCW6g9whtaWVXTJf1U5e4aZxxFx/gbU=
Expand Down Expand Up @@ -432,20 +440,21 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.13.0 h1:bb+I9cTfFazGW51MZqBVmZy7+JEJMouUHTUSKVQLBek=
golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
golang.org/x/term v0.15.0 h1:y/Oo/a/q3IXu26lQgl04j/gjuBDOBlx7X6Om1j2CPW4=
golang.org/x/term v0.15.0/go.mod h1:BDl952bC7+uMoWR75FIrCDx79TPU9oHkTZ9yRbYOrX0=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
Expand Down
4 changes: 3 additions & 1 deletion misc/example/optimizer-nri-plugin.conf
View file
Original file line number Diff line number Diff line change
Expand Up @@ -10,4 +10,6 @@ timeout = 0
overwrite = false
# The events that containerd subscribes to.
# Do not change this element.
events = [ "StartContainer", "StopContainer" ]
events = [ "StartContainer", "StopContainer" ]
# The service endpoint of prefetch distribution.
prefetch_distribution_endpoint = "http://localhost:1323/api/v1/prefetch/upload"

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