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Merged
merged 1 commit into from
Aug 24, 2023
Merged

Bring the Pyroscope banner back #2293

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2 changes: 1 addition & 1 deletion ebpf/go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ require (
github.com/cilium/ebpf v0.11.0
github.com/go-kit/log v0.2.1
github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8
github.com/hashicorp/golang-lru/v2 v2.0.3
github.com/hashicorp/golang-lru/v2 v2.0.5
github.com/klauspost/compress v1.16.7
github.com/pkg/errors v0.9.1
github.com/prometheus/client_golang v1.16.0
Expand Down
4 changes: 2 additions & 2 deletions ebpf/go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,8 @@ github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8 h1:n6vlPhxsA+BW/XsS5+
github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8/go.mod h1:Jh3hGz2jkYak8qXPD19ryItVnUgpgeqzdkY/D0EaeuA=
github.com/grafana/regexp v0.0.0-20221122212121-6b5c0a4cb7fd h1:PpuIBO5P3e9hpqBD0O/HjhShYuM6XE0i/lbE6J94kww=
github.com/grafana/regexp v0.0.0-20221122212121-6b5c0a4cb7fd/go.mod h1:M5qHK+eWfAv8VR/265dIuEpL3fNfeC21tXXp9itM24A=
github.com/hashicorp/golang-lru/v2 v2.0.3 h1:kmRrRLlInXvng0SmLxmQpQkpbYAvcXm7NPDrgxJa9mE=
github.com/hashicorp/golang-lru/v2 v2.0.3/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
github.com/hashicorp/golang-lru/v2 v2.0.5 h1:wW7h1TG88eUIJ2i69gaE3uNVtEPIagzhGvHgwfx2Vm4=
github.com/hashicorp/golang-lru/v2 v2.0.5/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
github.com/klauspost/compress v1.16.7 h1:2mk3MPGNzKyxErAw8YaohYh69+pa4sIQSC0fPGCFR9I=
github.com/klauspost/compress v1.16.7/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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3 changes: 2 additions & 1 deletion go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ module github.com/grafana/pyroscope
go 1.19

require (
github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59
github.com/bufbuild/connect-go v1.9.0
github.com/bufbuild/connect-grpchealth-go v1.0.0
github.com/cespare/xxhash/v2 v2.2.0
Expand All @@ -11,6 +12,7 @@ require (
github.com/dgryski/go-groupvarint v0.0.0-20230630160417-2bfb7969fb3c
github.com/drone/envsubst v1.0.3
github.com/dustin/go-humanize v1.0.1
github.com/fatih/color v1.15.0
github.com/felixge/fgprof v0.9.4-0.20221116204635-ececf7638e93
github.com/felixge/httpsnoop v1.0.3
github.com/go-kit/log v0.2.1
Expand Down Expand Up @@ -114,7 +116,6 @@ require (
github.com/efficientgo/core v1.0.0-rc.2 // indirect
github.com/efficientgo/e2e v0.14.1-0.20230710114240-c316eb95ae5b // indirect
github.com/emicklei/go-restful/v3 v3.10.2 // indirect
github.com/fatih/color v1.15.0 // indirect
github.com/fsnotify/fsnotify v1.6.0 // indirect
github.com/go-logfmt/logfmt v0.6.0 // indirect
github.com/go-logr/logr v1.2.4 // indirect
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2 changes: 2 additions & 0 deletions go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -475,6 +475,8 @@ github.com/aws/aws-sdk-go-v2/service/sts v1.17.7 h1:9Mtq1KM6nD8/+HStvWcvYnixJ5N8
github.com/aws/aws-sdk-go-v2/service/sts v1.17.7/go.mod h1:+lGbb3+1ugwKrNTWcf2RT05Xmp543B06zDFTwiTLp7I=
github.com/aws/smithy-go v1.13.5 h1:hgz0X/DX0dGqTYpGALqXJoRKRj5oQ7150i5FdTePzO8=
github.com/aws/smithy-go v1.13.5/go.mod h1:Tg+OJXh4MB2R/uN61Ko2f6hTZwB/ZYGOtib8J3gBHzA=
github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59 h1:WWB576BN5zNSZc/M9d/10pqEx5VHNhaQ/yOVAkmj5Yo=
github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59/go.mod h1:q/89r3U2H7sSsE2t6Kca0lfwTK8JdoNGS/yzM/4iH5I=
github.com/baidubce/bce-sdk-go v0.9.138 h1:/1P4MT2QQtR6dG1n3SaQYfmzWWdI871mEL0458lYODo=
github.com/baidubce/bce-sdk-go v0.9.138/go.mod h1:zbYJMQwE4IZuyrJiFO8tO8NbtYiKTFTbwh4eIsqjVdg=
github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
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15 changes: 15 additions & 0 deletions pkg/phlare/phlare.go
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ import (
"github.com/grafana/pyroscope/pkg/tracing"
"github.com/grafana/pyroscope/pkg/usagestats"
"github.com/grafana/pyroscope/pkg/util"
"github.com/grafana/pyroscope/pkg/util/cli"
"github.com/grafana/pyroscope/pkg/validation"
"github.com/grafana/pyroscope/pkg/validation/exporter"
)
Expand Down Expand Up @@ -359,7 +360,21 @@ func (f *Phlare) setupModuleManager() error {
return nil
}

// made here https://patorjk.com/software/taag/#p=display&f=Doom&t=grafana%20pyroscope
// also needed to replace all ` with '
var banner = `
/ _|
__ _ _ __ __ _| |_ __ _ _ __ __ _ _ __ _ _ _ __ ___ ___ ___ ___ _ __ ___
/ _' | '__/ _' | _/ _' | '_ \ / _' | | '_ \| | | | '__/ _ \/ __|/ __/ _ \| '_ \ / _ \
| (_| | | | (_| | || (_| | | | | (_| | | |_) | |_| | | | (_) \__ \ (_| (_) | |_) | __/
\__, |_| \__,_|_| \__,_|_| |_|\__,_| | .__/ \__, |_| \___/|___/\___\___/| .__/ \___|
__/ | | | __/ | | |
|___/ |_| |___/ |_|
`

func (f *Phlare) Run() error {
_ = cli.GradientBanner(banner, os.Stderr)

serviceMap, err := f.ModuleManager.InitModuleServices(f.Cfg.Target...)
if err != nil {
return err
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44 changes: 44 additions & 0 deletions pkg/util/cli/banner.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,44 @@
package cli

import (
"io"
"strings"

"github.com/aybabtme/rgbterm"
"github.com/fatih/color"
)

const (
startColor = 0xffd651
endColor = 0xf64d3d
)

func GradientBanner(banner string, w io.Writer) error {
if color.NoColor {
_, err := w.Write([]byte(banner + "\n"))
return err
}

arr := strings.Split(banner, "\n")
l := len(arr)
for i, line := range arr {
if len(line) == 0 {
continue
}
progress := float64(i) / float64(l-1)
r := gradient(startColor, endColor, 16, progress)
g := gradient(startColor, endColor, 8, progress)
b := gradient(startColor, endColor, 0, progress)
_, err := w.Write([]byte(rgbterm.FgString(line, r, g, b) + "\n"))
if err != nil {
return nil
}
}
return nil
}

func gradient(start, end, offset int, progress float64) uint8 {
start = (start >> offset) & 0xff
end = (end >> offset) & 0xff
return uint8(start + int(float64(end-start)*progress))
}