diff options
| author | Dmitri Shuralyov <dmitshur@golang.org> | 2024-02-15 23:59:52 -0500 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2024-02-16 15:19:53 +0000 |
| commit | 63dd79c07b0026b58f421a5273c41e705ccb73d1 (patch) | |
| tree | 78ae03458e1b1f1ea8e3dde24533f6b4eb1af94e /src/cmd/vendor/github.com/google/pprof | |
| parent | 3b51581261704bfc3e6feeb29b6d2588b163777d (diff) | |
| download | go-63dd79c07b0026b58f421a5273c41e705ccb73d1.tar.xz | |
cmd/pprof: update vendored github.com/google/pprof
Pull in the latest published version of github.com/google/pprof
as part of the continuous process of keeping Go's dependencies
up to date. Done with:
go get github.com/google/pprof
go mod tidy
go mod vendor
For #36905.
Fixes #65741.
Change-Id: Ice7b085c03ff69be97929cbe47bfd91954907529
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/564636
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Diffstat (limited to 'src/cmd/vendor/github.com/google/pprof')
35 files changed, 375 insertions, 2092 deletions
diff --git a/src/cmd/vendor/github.com/google/pprof/driver/driver.go b/src/cmd/vendor/github.com/google/pprof/driver/driver.go index 5a8222f70a..d5860036c3 100644 --- a/src/cmd/vendor/github.com/google/pprof/driver/driver.go +++ b/src/cmd/vendor/github.com/google/pprof/driver/driver.go @@ -186,9 +186,10 @@ type ObjFile interface { // A Frame describes a single line in a source file. type Frame struct { - Func string // name of function - File string // source file name - Line int // line in file + Func string // name of function + File string // source file name + Line int // line in file + Column int // column in file } // A Sym describes a single symbol in an object file. diff --git a/src/cmd/vendor/github.com/google/pprof/internal/binutils/addr2liner_llvm.go b/src/cmd/vendor/github.com/google/pprof/internal/binutils/addr2liner_llvm.go index 491422fcda..3049545b6b 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/binutils/addr2liner_llvm.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/binutils/addr2liner_llvm.go @@ -129,6 +129,7 @@ func (d *llvmSymbolizer) readFrame() (plugin.Frame, bool) { } linenumber := 0 + columnnumber := 0 // The llvm-symbolizer outputs the <file_name>:<line_number>:<column_number>. // When it cannot identify the source code location, it outputs "??:0:0". // Older versions output just the filename and line number, so we check for @@ -137,22 +138,27 @@ func (d *llvmSymbolizer) readFrame() (plugin.Frame, bool) { fileline = "" } else { switch split := strings.Split(fileline, ":"); len(split) { - case 1: - // filename - fileline = split[0] - case 2, 3: - // filename:line , or - // filename:line:disc , or - fileline = split[0] + case 3: + // filename:line:column + if col, err := strconv.Atoi(split[2]); err == nil { + columnnumber = col + } + fallthrough + case 2: + // filename:line if line, err := strconv.Atoi(split[1]); err == nil { linenumber = line } + fallthrough + case 1: + // filename + fileline = split[0] default: // Unrecognized, ignore } } - return plugin.Frame{Func: funcname, File: fileline, Line: linenumber}, false + return plugin.Frame{Func: funcname, File: fileline, Line: linenumber, Column: columnnumber}, false } // addrInfo returns the stack frame information for a specific program diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/commands.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/commands.go index c9edf10bb4..f990780d75 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/commands.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/commands.go @@ -247,6 +247,8 @@ var configHelp = map[string]string{ "noinlines": helpText( "Ignore inlines.", "Attributes inlined functions to their first out-of-line caller."), + "showcolumns": helpText( + "Show column numbers at the source code line level."), } func helpText(s ...string) string { diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/config.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/config.go index 9fcdd459b2..f7d227416e 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/config.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/config.go @@ -51,6 +51,7 @@ type config struct { TagShow string `json:"tagshow,omitempty"` TagHide string `json:"taghide,omitempty"` NoInlines bool `json:"noinlines,omitempty"` + ShowColumns bool `json:"showcolumns,omitempty"` // Output granularity Granularity string `json:"granularity,omitempty"` @@ -157,6 +158,7 @@ func init() { "sort": "sort", "granularity": "g", "noinlines": "noinlines", + "showcolumns": "showcolumns", } def := defaultConfig() diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/driver.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/driver.go index 27681c540f..74ce8cb422 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/driver.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/driver.go @@ -256,7 +256,7 @@ func aggregate(prof *profile.Profile, cfg config) error { default: return fmt.Errorf("unexpected granularity") } - return prof.Aggregate(inlines, function, filename, linenumber, address) + return prof.Aggregate(inlines, function, filename, linenumber, cfg.ShowColumns, address) } func reportOptions(p *profile.Profile, numLabelUnits map[string]string, cfg config) (*report.Options, error) { diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go index 584c5d85e0..95204a394f 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go @@ -492,17 +492,23 @@ mapping: func fetch(source string, duration, timeout time.Duration, ui plugin.UI, tr http.RoundTripper) (p *profile.Profile, src string, err error) { var f io.ReadCloser - if sourceURL, timeout := adjustURL(source, duration, timeout); sourceURL != "" { - ui.Print("Fetching profile over HTTP from " + sourceURL) - if duration > 0 { - ui.Print(fmt.Sprintf("Please wait... (%v)", duration)) + // First determine whether the source is a file, if not, it will be treated as a URL. + if _, openErr := os.Stat(source); openErr == nil { + if isPerfFile(source) { + f, err = convertPerfData(source, ui) + } else { + f, err = os.Open(source) } - f, err = fetchURL(sourceURL, timeout, tr) - src = sourceURL - } else if isPerfFile(source) { - f, err = convertPerfData(source, ui) } else { - f, err = os.Open(source) + sourceURL, timeout := adjustURL(source, duration, timeout) + if sourceURL != "" { + ui.Print("Fetching profile over HTTP from " + sourceURL) + if duration > 0 { + ui.Print(fmt.Sprintf("Please wait... (%v)", duration)) + } + f, err = fetchURL(sourceURL, timeout, tr) + src = sourceURL + } } if err == nil { defer f.Close() diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/flamegraph.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/flamegraph.go deleted file mode 100644 index fbeb765dbc..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/flamegraph.go +++ /dev/null @@ -1,106 +0,0 @@ -// Copyright 2017 Google Inc. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package driver - -import ( - "encoding/json" - "html/template" - "net/http" - "strings" - - "github.com/google/pprof/internal/graph" - "github.com/google/pprof/internal/measurement" - "github.com/google/pprof/internal/report" -) - -type treeNode struct { - Name string `json:"n"` - FullName string `json:"f"` - Cum int64 `json:"v"` - CumFormat string `json:"l"` - Percent string `json:"p"` - Children []*treeNode `json:"c"` -} - -// flamegraph generates a web page containing a flamegraph. -func (ui *webInterface) flamegraph(w http.ResponseWriter, req *http.Request) { - // Force the call tree so that the graph is a tree. - // Also do not trim the tree so that the flame graph contains all functions. - rpt, errList := ui.makeReport(w, req, []string{"svg"}, func(cfg *config) { - cfg.CallTree = true - cfg.Trim = false - }) - if rpt == nil { - return // error already reported - } - - // Generate dot graph. - g, config := report.GetDOT(rpt) - var nodes []*treeNode - nroots := 0 - rootValue := int64(0) - nodeArr := []string{} - nodeMap := map[*graph.Node]*treeNode{} - // Make all nodes and the map, collect the roots. - for _, n := range g.Nodes { - v := n.CumValue() - fullName := n.Info.PrintableName() - node := &treeNode{ - Name: graph.ShortenFunctionName(fullName), - FullName: fullName, - Cum: v, - CumFormat: config.FormatValue(v), - Percent: strings.TrimSpace(measurement.Percentage(v, config.Total)), - } - nodes = append(nodes, node) - if len(n.In) == 0 { - nodes[nroots], nodes[len(nodes)-1] = nodes[len(nodes)-1], nodes[nroots] - nroots++ - rootValue += v - } - nodeMap[n] = node - // Get all node names into an array. - nodeArr = append(nodeArr, n.Info.Name) - } - // Populate the child links. - for _, n := range g.Nodes { - node := nodeMap[n] - for child := range n.Out { - node.Children = append(node.Children, nodeMap[child]) - } - } - - rootNode := &treeNode{ - Name: "root", - FullName: "root", - Cum: rootValue, - CumFormat: config.FormatValue(rootValue), - Percent: strings.TrimSpace(measurement.Percentage(rootValue, config.Total)), - Children: nodes[0:nroots], - } - - // JSON marshalling flame graph - b, err := json.Marshal(rootNode) - if err != nil { - http.Error(w, "error serializing flame graph", http.StatusInternalServerError) - ui.options.UI.PrintErr(err) - return - } - - ui.render(w, req, "flamegraph", rpt, errList, config.Labels, webArgs{ - FlameGraph: template.JS(b), - Nodes: nodeArr, - }) -} diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/common.js b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/common.js index ff980f66de..4a2067eb68 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/common.js +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/common.js @@ -558,11 +558,6 @@ function viewer(baseUrl, nodes, options) { return null; } - // convert a string to a regexp that matches that string. - function quotemeta(str) { - return str.replace(/([\\\.?+*\[\](){}|^$])/g, '\\$1'); - } - function setSampleIndexLink(si) { const elem = document.getElementById('sampletype-' + si); if (elem != null) { @@ -595,7 +590,7 @@ function viewer(baseUrl, nodes, options) { // list-based. Construct regular expression depending on mode. let re = regexpActive ? search.value - : Array.from(getSelection().keys()).map(key => quotemeta(nodes[key])).join('|'); + : Array.from(getSelection().keys()).map(key => pprofQuoteMeta(nodes[key])).join('|'); setHrefParams(elem, function (params) { if (re != '') { @@ -683,7 +678,7 @@ function viewer(baseUrl, nodes, options) { } const ids = ['topbtn', 'graphbtn', - 'flamegraph', 'flamegraph2', 'flamegraphold', + 'flamegraph', 'peek', 'list', 'disasm', 'focus', 'ignore', 'hide', 'show', 'show-from']; ids.forEach(makeSearchLinkDynamic); @@ -712,3 +707,8 @@ function viewer(baseUrl, nodes, options) { main.focus(); } } + +// convert a string to a regexp that matches exactly that string. +function pprofQuoteMeta(str) { + return '^' + str.replace(/([\\\.?+*\[\](){}|^$])/g, '\\$1') + '$'; +} diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/flamegraph.html b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/flamegraph.html deleted file mode 100644 index 9866755bcd..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/flamegraph.html +++ /dev/null @@ -1,103 +0,0 @@ -<!DOCTYPE html> -<html> -<head> - <meta charset="utf-8"> - <title>{{.Title}}</title> - {{template "css" .}} - <style type="text/css">{{template "d3flamegraphcss" .}}</style> - <style type="text/css"> - .flamegraph-content { - width: 90%; - min-width: 80%; - margin-left: 5%; - } - .flamegraph-details { - height: 1.2em; - width: 90%; - min-width: 90%; - margin-left: 5%; - padding: 15px 0 35px; - } - </style> -</head> -<body> - {{template "header" .}} - <div id="bodycontainer"> - <div id="flamegraphdetails" class="flamegraph-details"></div> - <div class="flamegraph-content"> - <div id="chart"></div> - </div> - </div> - {{template "script" .}} - <script>viewer(new URL(window.location.href), {{.Nodes}});</script> - <script>{{template "d3flamegraphscript" .}}</script> - <script> - {{- /* Deserialize as JSON instead of a JS object literal because the browser's - JSON parser can handle larger payloads than its JS parser. */ -}} - var data = JSON.parse("{{.FlameGraph}}"); - - var width = document.getElementById('chart').clientWidth; - - var flameGraph = flamegraph() - .width(width) - .cellHeight(18) - .minFrameSize(1) - .transitionDuration(750) - .inverted(true) - .sort(true) - .title('') - .tooltip(false) - .setDetailsElement(document.getElementById('flamegraphdetails')); - - // <full name> (percentage, value) - flameGraph.label((d) => d.data.f + ' (' + d.data.p + ', ' + d.data.l + ')'); - - flameGraph.setColorHue('warm'); - - select('#chart') - .datum(data) - .call(flameGraph); - - function clear() { - flameGraph.clear(); - } - - function resetZoom() { - flameGraph.resetZoom(); - } - - window.addEventListener('resize', function() { - var width = document.getElementById('chart').clientWidth; - var graphs = document.getElementsByClassName('d3-flame-graph'); - if (graphs.length > 0) { - graphs[0].setAttribute('width', width); - } - flameGraph.width(width); - flameGraph.resetZoom(); - }, true); - - var search = document.getElementById('search'); - var searchAlarm = null; - - function selectMatching() { - searchAlarm = null; - - if (search.value != '') { - flameGraph.search(search.value); - } else { - flameGraph.clear(); - } - } - - function handleSearch() { - // Delay expensive processing so a flurry of key strokes is handled once. - if (searchAlarm != null) { - clearTimeout(searchAlarm); - } - searchAlarm = setTimeout(selectMatching, 300); - } - - search.addEventListener('input', handleSearch); - </script> -</body> -</html> diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/header.html b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/header.html index 42cb7960e6..e946e6b882 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/header.html +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/header.html @@ -12,7 +12,6 @@ <a title="{{.Help.top}}" href="./top" id="topbtn">Top</a> <a title="{{.Help.graph}}" href="./" id="graphbtn">Graph</a> <a title="{{.Help.flamegraph}}" href="./flamegraph" id="flamegraph">Flame Graph</a> - <a title="{{.Help.flamegraphold}}" href="./flamegraphold" id="flamegraphold">Flame Graph (old)</a> <a title="{{.Help.peek}}" href="./peek" id="peek">Peek</a> <a title="{{.Help.list}}" href="./source" id="list">Source</a> <a title="{{.Help.disasm}}" href="./disasm" id="disasm">Disassemble</a> diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/stacks.js b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/stacks.js index be78edd553..c8059fe6bf 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/html/stacks.js +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/html/stacks.js @@ -75,8 +75,12 @@ function stackViewer(stacks, nodes) { hiliter: (n, on) => { return hilite(n, on); }, current: () => { let r = new Map(); - for (let p of pivots) { - r.set(p, true); + if (pivots.length == 1 && pivots[0] == 0) { + // Not pivoting + } else { + for (let p of pivots) { + r.set(p, true); + } } return r; }}); @@ -145,7 +149,7 @@ function stackViewer(stacks, nodes) { } // Update params to include src. - let v = stacks.Sources[src].RE; + let v = pprofQuoteMeta(stacks.Sources[src].FullName); if (param != 'f' && param != 'sf') { // old f,sf values are overwritten // Add new source to current parameter value. const old = params.get(param); @@ -174,7 +178,11 @@ function stackViewer(stacks, nodes) { function switchPivots(regexp) { // Switch URL without hitting the server. const url = new URL(document.URL); - url.searchParams.set('p', regexp); + if (regexp === '' || regexp === '^$') { + url.searchParams.delete('p'); // Not pivoting + } else { + url.searchParams.set('p', regexp); + } history.pushState('', '', url.toString()); // Makes back-button work matches = new Set(); search.value = ''; @@ -445,7 +453,7 @@ function stackViewer(stacks, nodes) { r.appendChild(t); } - r.addEventListener('click', () => { switchPivots(src.RE); }); + r.addEventListener('click', () => { switchPivots(pprofQuoteMeta(src.UniqueName)); }); r.addEventListener('mouseenter', () => { handleEnter(box, r); }); r.addEventListener('mouseleave', () => { handleLeave(box); }); r.addEventListener('contextmenu', (e) => { showActionMenu(e, box); }); diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/stacks.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/stacks.go index 249dfe0742..6a61613344 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/stacks.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/stacks.go @@ -22,7 +22,7 @@ import ( "github.com/google/pprof/internal/report" ) -// stackView generates the new flamegraph view. +// stackView generates the flamegraph view. func (ui *webInterface) stackView(w http.ResponseWriter, req *http.Request) { // Get all data in a report. rpt, errList := ui.makeReport(w, req, []string{"svg"}, func(cfg *config) { diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/svg.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/svg.go index 62767e726d..9cbef4d787 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/svg.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/svg.go @@ -65,7 +65,7 @@ func massageSVG(svg string) string { if loc := graphID.FindStringIndex(svg); loc != nil { svg = svg[:loc[0]] + - `<script type="text/ecmascript"><![CDATA[` + string(svgpan.JSSource) + `]]></script>` + + `<script type="text/ecmascript"><![CDATA[` + svgpan.JSSource + `]]></script>` + `<g id="viewport" transform="scale(0.5,0.5) translate(0,0)">` + svg[loc[0]:] } diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/webhtml.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/webhtml.go index 55973ffb9f..984936a9d6 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/webhtml.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/webhtml.go @@ -19,8 +19,6 @@ import ( "fmt" "html/template" "os" - - "github.com/google/pprof/third_party/d3flamegraph" ) //go:embed html @@ -52,11 +50,7 @@ func addTemplates(templates *template.Template) { template.Must(templates.AddParseTree(name, sub.Tree)) } - // Pre-packaged third-party files. - def("d3flamegraphscript", d3flamegraph.JSSource) - def("d3flamegraphcss", d3flamegraph.CSSSource) - - // Embeded files. + // Embedded files. def("css", loadCSS("html/common.css")) def("header", loadFile("html/header.html")) def("graph", loadFile("html/graph.html")) @@ -64,7 +58,7 @@ func addTemplates(templates *template.Template) { def("top", loadFile("html/top.html")) def("sourcelisting", loadFile("html/source.html")) def("plaintext", loadFile("html/plaintext.html")) - def("flamegraph", loadFile("html/flamegraph.html")) + // TODO: Rename "stacks" to "flamegraph" to seal moving off d3 flamegraph. def("stacks", loadFile("html/stacks.html")) def("stacks_css", loadCSS("html/stacks.css")) def("stacks_js", loadJS("html/stacks.js")) diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/webui.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/webui.go index 41b30021f5..476e1d2cdf 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/driver/webui.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/webui.go @@ -112,7 +112,6 @@ func serveWebInterface(hostport string, p *profile.Profile, o *plugin.Options, d ui.help["details"] = "Show information about the profile and this view" ui.help["graph"] = "Display profile as a directed graph" ui.help["flamegraph"] = "Display profile as a flame graph" - ui.help["flamegraphold"] = "Display profile as a flame graph (old version; slated for removal)" ui.help["reset"] = "Show the entire profile" ui.help["save_config"] = "Save current settings" @@ -130,9 +129,9 @@ func serveWebInterface(hostport string, p *profile.Profile, o *plugin.Options, d "/disasm": http.HandlerFunc(ui.disasm), "/source": http.HandlerFunc(ui.source), "/peek": http.HandlerFunc(ui.peek), - "/flamegraphold": http.HandlerFunc(ui.flamegraph), "/flamegraph": http.HandlerFunc(ui.stackView), - "/flamegraph2": http.HandlerFunc(ui.stackView), // Support older URL + "/flamegraph2": redirectWithQuery("flamegraph", http.StatusMovedPermanently), // Keep legacy URL working. + "/flamegraphold": redirectWithQuery("flamegraph", http.StatusMovedPermanently), // Keep legacy URL working. "/saveconfig": http.HandlerFunc(ui.saveConfig), "/deleteconfig": http.HandlerFunc(ui.deleteConfig), "/download": http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) { @@ -209,15 +208,20 @@ func defaultWebServer(args *plugin.HTTPServerArgs) error { // https://github.com/google/pprof/pull/348 mux := http.NewServeMux() mux.Handle("/ui/", http.StripPrefix("/ui", handler)) - mux.Handle("/", redirectWithQuery("/ui")) + mux.Handle("/", redirectWithQuery("/ui", http.StatusTemporaryRedirect)) s := &http.Server{Handler: mux} return s.Serve(ln) } -func redirectWithQuery(path string) http.HandlerFunc { +// redirectWithQuery responds with a given redirect code, preserving query +// parameters in the redirect URL. It does not convert relative paths to +// absolute paths like http.Redirect does, so that HTTPServerArgs.Handlers can +// generate relative redirects that work with the external prefixing. +func redirectWithQuery(path string, code int) http.HandlerFunc { return func(w http.ResponseWriter, r *http.Request) { pathWithQuery := &gourl.URL{Path: path, RawQuery: r.URL.RawQuery} - http.Redirect(w, r, pathWithQuery.String(), http.StatusTemporaryRedirect) + w.Header().Set("Location", pathWithQuery.String()) + w.WriteHeader(code) } } diff --git a/src/cmd/vendor/github.com/google/pprof/internal/graph/graph.go b/src/cmd/vendor/github.com/google/pprof/internal/graph/graph.go index b64ef27991..5ad10a2ae0 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/graph/graph.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/graph/graph.go @@ -154,6 +154,7 @@ type NodeInfo struct { Address uint64 File string StartLine, Lineno int + Columnno int Objfile string } @@ -174,8 +175,12 @@ func (i *NodeInfo) NameComponents() []string { switch { case i.Lineno != 0: + s := fmt.Sprintf("%s:%d", i.File, i.Lineno) + if i.Columnno != 0 { + s += fmt.Sprintf(":%d", i.Columnno) + } // User requested line numbers, provide what we have. - name = append(name, fmt.Sprintf("%s:%d", i.File, i.Lineno)) + name = append(name, s) case i.File != "": // User requested file name, provide it. name = append(name, i.File) @@ -239,6 +244,7 @@ func (nm NodeMap) FindOrInsertNode(info NodeInfo, kept NodeSet) *Node { // Find a node that represents the whole function. info.Address = 0 info.Lineno = 0 + info.Columnno = 0 n.Function = nm.FindOrInsertNode(info, nil) return n } @@ -592,9 +598,10 @@ func nodeInfo(l *profile.Location, line profile.Line, objfile string, o *Options return &NodeInfo{Address: l.Address, Objfile: objfile} } ni := &NodeInfo{ - Address: l.Address, - Lineno: int(line.Line), - Name: line.Function.Name, + Address: l.Address, + Lineno: int(line.Line), + Columnno: int(line.Column), + Name: line.Function.Name, } if fname := line.Function.Filename; fname != "" { ni.File = filepath.Clean(fname) diff --git a/src/cmd/vendor/github.com/google/pprof/internal/plugin/plugin.go b/src/cmd/vendor/github.com/google/pprof/internal/plugin/plugin.go index 98eb1dd817..c934551036 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/plugin/plugin.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/plugin/plugin.go @@ -157,11 +157,12 @@ type ObjFile interface { Close() error } -// A Frame describes a single line in a source file. +// A Frame describes a location in a single line in a source file. type Frame struct { - Func string // name of function - File string // source file name - Line int // line in file + Func string // name of function + File string // source file name + Line int // line in file + Column int // column in line (if available) } // A Sym describes a single symbol in an object file. diff --git a/src/cmd/vendor/github.com/google/pprof/internal/report/report.go b/src/cmd/vendor/github.com/google/pprof/internal/report/report.go index f73e49a176..96b80039e6 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/report/report.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/report/report.go @@ -293,7 +293,7 @@ func (rpt *Report) newGraph(nodes graph.NodeSet) *graph.Graph { return graph.New(rpt.prof, gopt) } -// printProto writes the incoming proto via thw writer w. +// printProto writes the incoming proto via the writer w. // If the divide_by option has been specified, samples are scaled appropriately. func printProto(w io.Writer, rpt *Report) error { p, o := rpt.prof, rpt.options @@ -339,6 +339,7 @@ func printTopProto(w io.Writer, rpt *Report) error { Line: []profile.Line{ { Line: int64(n.Info.Lineno), + Column: int64(n.Info.Columnno), Function: f, }, }, diff --git a/src/cmd/vendor/github.com/google/pprof/internal/report/stacks.go b/src/cmd/vendor/github.com/google/pprof/internal/report/stacks.go index 7db51bc01c..aa3bf80f2d 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/report/stacks.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/report/stacks.go @@ -18,7 +18,6 @@ import ( "crypto/sha256" "encoding/binary" "fmt" - "regexp" "github.com/google/pprof/internal/measurement" "github.com/google/pprof/profile" @@ -54,9 +53,6 @@ type StackSource struct { // Guaranteed to be non-empty. Display []string - // Regular expression (anchored) that matches exactly FullName. - RE string - // Places holds the list of stack slots where this source occurs. // In particular, if [a,b] is an element in Places, // StackSet.Stacks[a].Sources[b] points to this source. @@ -135,7 +131,6 @@ func (s *StackSet) makeInitialStacks(rpt *Report) { unknownIndex++ } x.Inlined = inlined - x.RE = "^" + regexp.QuoteMeta(x.UniqueName) + "$" x.Display = shortNameList(x.FullName) s.Sources = append(s.Sources, x) srcs[k] = len(s.Sources) - 1 diff --git a/src/cmd/vendor/github.com/google/pprof/internal/symbolizer/symbolizer.go b/src/cmd/vendor/github.com/google/pprof/internal/symbolizer/symbolizer.go index c3f6cc6281..5ca71ab8be 100644 --- a/src/cmd/vendor/github.com/google/pprof/internal/symbolizer/symbolizer.go +++ b/src/cmd/vendor/github.com/google/pprof/internal/symbolizer/symbolizer.go @@ -181,6 +181,7 @@ func doLocalSymbolize(prof *profile.Profile, fast, force bool, obj plugin.ObjToo l.Line[i] = profile.Line{ Function: f, Line: int64(frame.Line), + Column: int64(frame.Column), } } diff --git a/src/cmd/vendor/github.com/google/pprof/profile/encode.go b/src/cmd/vendor/github.com/google/pprof/profile/encode.go index 182c926b90..860bb304c3 100644 --- a/src/cmd/vendor/github.com/google/pprof/profile/encode.go +++ b/src/cmd/vendor/github.com/google/pprof/profile/encode.go @@ -530,6 +530,7 @@ func (p *Line) decoder() []decoder { func (p *Line) encode(b *buffer) { encodeUint64Opt(b, 1, p.functionIDX) encodeInt64Opt(b, 2, p.Line) + encodeInt64Opt(b, 3, p.Column) } var lineDecoder = []decoder{ @@ -538,6 +539,8 @@ var lineDecoder = []decoder{ func(b *buffer, m message) error { return decodeUint64(b, &m.(*Line).functionIDX) }, // optional int64 line = 2 func(b *buffer, m message) error { return decodeInt64(b, &m.(*Line).Line) }, + // optional int64 column = 3 + func(b *buffer, m message) error { return decodeInt64(b, &m.(*Line).Column) }, } func (p *Function) decoder() []decoder { diff --git a/src/cmd/vendor/github.com/google/pprof/profile/legacy_java_profile.go b/src/cmd/vendor/github.com/google/pprof/profile/legacy_java_profile.go index 91f45e53c6..4580bab183 100644 --- a/src/cmd/vendor/github.com/google/pprof/profile/legacy_java_profile.go +++ b/src/cmd/vendor/github.com/google/pprof/profile/legacy_java_profile.go @@ -56,7 +56,7 @@ func javaCPUProfile(b []byte, period int64, parse func(b []byte) (uint64, []byte } // Strip out addresses for better merge. - if err = p.Aggregate(true, true, true, true, false); err != nil { + if err = p.Aggregate(true, true, true, true, false, false); err != nil { return nil, err } @@ -99,7 +99,7 @@ func parseJavaProfile(b []byte) (*Profile, error) { } // Strip out addresses for better merge. - if err = p.Aggregate(true, true, true, true, false); err != nil { + if err = p.Aggregate(true, true, true, true, false, false); err != nil { return nil, err } diff --git a/src/cmd/vendor/github.com/google/pprof/profile/merge.go b/src/cmd/vendor/github.com/google/pprof/profile/merge.go index 4b66282cb8..eee0132e74 100644 --- a/src/cmd/vendor/github.com/google/pprof/profile/merge.go +++ b/src/cmd/vendor/github.com/google/pprof/profile/merge.go @@ -326,12 +326,13 @@ func (l *Location) key() locationKey { key.addr -= l.Mapping.Start key.mappingID = l.Mapping.ID } - lines := make([]string, len(l.Line)*2) + lines := make([]string, len(l.Line)*3) for i, line := range l.Line { if line.Function != nil { lines[i*2] = strconv.FormatUint(line.Function.ID, 16) } lines[i*2+1] = strconv.FormatInt(line.Line, 16) + lines[i*2+2] = strconv.FormatInt(line.Column, 16) } key.lines = strings.Join(lines, "|") return key @@ -418,6 +419,7 @@ func (pm *profileMerger) mapLine(src Line) Line { ln := Line{ Function: pm.mapFunction(src.Function), Line: src.Line, + Column: src.Column, } return ln } diff --git a/src/cmd/vendor/github.com/google/pprof/profile/profile.go b/src/cmd/vendor/github.com/google/pprof/profile/profile.go index 60ef7e9268..62df80a556 100644 --- a/src/cmd/vendor/github.com/google/pprof/profile/profile.go +++ b/src/cmd/vendor/github.com/google/pprof/profile/profile.go @@ -145,6 +145,7 @@ type Location struct { type Line struct { Function *Function Line int64 + Column int64 functionIDX uint64 } @@ -436,7 +437,7 @@ func (p *Profile) CheckValid() error { // Aggregate merges the locations in the profile into equivalence // classes preserving the request attributes. It also updates the // samples to point to the merged locations. -func (p *Profile) Aggregate(inlineFrame, function, filename, linenumber, address bool) error { +func (p *Profile) Aggregate(inlineFrame, function, filename, linenumber, columnnumber, address bool) error { for _, m := range p.Mapping { m.HasInlineFrames = m.HasInlineFrames && inlineFrame m.HasFunctions = m.HasFunctions && function @@ -458,7 +459,7 @@ func (p *Profile) Aggregate(inlineFrame, function, filename, linenumber, address } // Aggregate locations - if !inlineFrame || !address || !linenumber { + if !inlineFrame || !address || !linenumber || !columnnumber { for _, l := range p.Location { if !inlineFrame && len(l.Line) > 1 { l.Line = l.Line[len(l.Line)-1:] @@ -466,6 +467,12 @@ func (p *Profile) Aggregate(inlineFrame, function, filename, linenumber, address if !linenumber { for i := range l.Line { l.Line[i].Line = 0 + l.Line[i].Column = 0 + } + } + if !columnnumber { + for i := range l.Line { + l.Line[i].Column = 0 } } if !address { @@ -627,10 +634,11 @@ func (l *Location) string() string { for li := range l.Line { lnStr := "??" if fn := l.Line[li].Function; fn != nil { - lnStr = fmt.Sprintf("%s %s:%d s=%d", + lnStr = fmt.Sprintf("%s %s:%d:%d s=%d", fn.Name, fn.Filename, l.Line[li].Line, + l.Line[li].Column, fn.StartLine) if fn.Name != fn.SystemName { lnStr = lnStr + "(" + fn.SystemName + ")" diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_FLAME_GRAPH_LICENSE b/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_FLAME_GRAPH_LICENSE deleted file mode 100644 index 8dada3edaf..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_FLAME_GRAPH_LICENSE +++ /dev/null @@ -1,201 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. 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We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright {yyyy} {name of copyright owner} - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_LICENSE b/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_LICENSE deleted file mode 100644 index b0145150fd..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/D3_LICENSE +++ /dev/null @@ -1,13 +0,0 @@ -Copyright 2010-2021 Mike Bostock - -Permission to use, copy, modify, and/or distribute this software for any purpose -with or without fee is hereby granted, provided that the above copyright notice -and this permission notice appear in all copies. - -THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH -REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND -FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, -INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS -OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER -TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF -THIS SOFTWARE. diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/README.md b/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/README.md deleted file mode 100644 index eb84b68007..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/README.md +++ /dev/null @@ -1,33 +0,0 @@ -# Building a customized D3.js bundle - -The D3.js version distributed with pprof is customized to only include the -modules required by pprof. - -## Dependencies - -- Install [npm](https://www.npmjs.com). - -## Building - -- Run `update.sh` to: - - Download npm package dependencies (declared in `package.json` and `package-lock.json`) - - Create a d3.js bundle containing the JavScript of d3 and d3-flame-graph (by running `webpack`) - -This will `d3_flame_graph.go`, the minified custom D3.js bundle as Go source code. - -# References / Appendix - -## D3 Custom Bundle - -A demonstration of building a custom D3 4.0 bundle using ES2015 modules and Rollup. - -[bl.ocks.org/mbostock/bb09af4c39c79cffcde4](https://bl.ocks.org/mbostock/bb09af4c39c79cffcde4) - -## Old version of d3-pprof - -A previous version of d3-flame-graph bundled for pprof used Rollup instead of -Webpack. This has now been migrated directly into this directory. - -The repository configuring Rollup was here: - -[github.com/spiermar/d3-pprof](https://github.com/spiermar/d3-pprof) diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/d3_flame_graph.go b/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/d3_flame_graph.go deleted file mode 100644 index 7e27941995..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/d3_flame_graph.go +++ /dev/null @@ -1,65 +0,0 @@ -// D3.js is a JavaScript library for manipulating documents based on data. -// https://github.com/d3/d3 -// See D3_LICENSE file for license details - -// d3-flame-graph is a D3.js plugin that produces flame graphs from hierarchical data. -// https://github.com/spiermar/d3-flame-graph -// See D3_FLAME_GRAPH_LICENSE file for license details - -package d3flamegraph - -// JSSource returns the d3 and d3-flame-graph JavaScript bundle -const JSSource = ` - -!function(t,n){if("object"==typeof exports&&"object"==typeof module)module.exports=n();else if("function"==typeof define&&define.amd)define([],n);else{var e=n();for(var r in e)("object"==typeof exports?exports:t)[r]=e[r]}}(self,(function(){return(()=>{"use strict";var t={d:(n,e)=>{for(var r in e)t.o(e,r)&&!t.o(n,r)&&Object.defineProperty(n,r,{enumerable:!0,get:e[r]})},o:(t,n)=>Object.prototype.hasOwnProperty.call(t,n),r:t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})}},n={};function e(){}function r(t){return null==t?e:function(){return this.querySelector(t)}}function i(t){return null==t?[]:Array.isArray(t)?t:Array.from(t)}function o(){return[]}function u(t){return function(n){return n.matches(t)}}t.r(n),t.d(n,{flamegraph:()=>ji,select:()=>pt});var a=Array.prototype.find;function l(){return this.firstElementChild}var s=Array.prototype.filter;function c(){return 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All Rights Reserved. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -#!/usr/bin/env bash - -set -eu -set -o pipefail - -D3FLAMEGRAPH_CSS="d3-flamegraph.css" - -cd $(dirname $0) - -generate_d3_flame_graph_go() { - npm install - # https://stackoverflow.com/a/21199041/171898 - local d3_js=$(cat d3.js | sed 's/`/`+"`"+`/g') - local d3_css=$(cat "node_modules/d3-flame-graph/dist/${D3FLAMEGRAPH_CSS}") - - cat <<-EOF > d3_flame_graph.go -// D3.js is a JavaScript library for manipulating documents based on data. -// https://github.com/d3/d3 -// See D3_LICENSE file for license details - -// d3-flame-graph is a D3.js plugin that produces flame graphs from hierarchical data. -// https://github.com/spiermar/d3-flame-graph -// See D3_FLAME_GRAPH_LICENSE file for license details - -package d3flamegraph - -// JSSource returns the d3 and d3-flame-graph JavaScript bundle -const JSSource = \` - -$d3_js -\` - -// CSSSource returns the $D3FLAMEGRAPH_CSS file -const CSSSource = \` -$d3_css -\` - -EOF - gofmt -w d3_flame_graph.go -} - -get_licenses() { - cp node_modules/d3-selection/LICENSE D3_LICENSE - cp node_modules/d3-flame-graph/LICENSE D3_FLAME_GRAPH_LICENSE -} - -get_licenses -generate_d3_flame_graph_go diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/webpack.config.js b/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/webpack.config.js deleted file mode 100644 index 71239d9e96..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/third_party/d3flamegraph/webpack.config.js +++ /dev/null @@ -1,13 +0,0 @@ -// Minimal webpack config to package a minified JS bundle (including -// dependencies) for execution in a <script> tag in the browser. -module.exports = { - entry: './index.js', - output: { - path: __dirname, // Directory containing this webpack.config.js file. - filename: 'd3.js', - // Arbitrary; many module formats could be used, just keeping Universal - // Module Definition as it's the same as what we used in a previous - // version. - libraryTarget: 'umd', - }, -}; diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.go b/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.go index 6ca08adedb..afb124d489 100644 --- a/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.go +++ b/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.go @@ -3,295 +3,9 @@ package svgpan -// https://github.com/aleofreddi/svgpan - -// JSSource returns the svgpan.js file -const JSSource = ` -/** - * SVGPan library 1.2.2 - * ====================== - * - * Given an unique existing element with id "viewport" (or when missing, the - * first g-element), including the library into any SVG adds the following - * capabilities: - * - * - Mouse panning - * - Mouse zooming (using the wheel) - * - Object dragging - * - * You can configure the behaviour of the pan/zoom/drag with the variables - * listed in the CONFIGURATION section of this file. - * - * Known issues: - * - * - Zooming (while panning) on Safari has still some issues - * - * Releases: - * - * 1.2.2, Tue Aug 30 17:21:56 CEST 2011, Andrea Leofreddi - * - Fixed viewBox on root tag (#7) - * - Improved zoom speed (#2) - * - * 1.2.1, Mon Jul 4 00:33:18 CEST 2011, Andrea Leofreddi - * - Fixed a regression with mouse wheel (now working on Firefox 5) - * - Working with viewBox attribute (#4) - * - Added "use strict;" and fixed resulting warnings (#5) - * - Added configuration variables, dragging is disabled by default (#3) - * - * 1.2, Sat Mar 20 08:42:50 GMT 2010, Zeng Xiaohui - * Fixed a bug with browser mouse handler interaction - * - * 1.1, Wed Feb 3 17:39:33 GMT 2010, Zeng Xiaohui - * Updated the zoom code to support the mouse wheel on Safari/Chrome - * - * 1.0, Andrea Leofreddi - * First release - * - * This code is licensed under the following BSD license: - * - * Copyright 2009-2017 Andrea Leofreddi <a.leofreddi@vleo.net>. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without modification, are - * permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the copyright holder nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY COPYRIGHT HOLDERS AND CONTRIBUTORS ''AS IS'' AND ANY EXPRESS - * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation are those of the - * authors and should not be interpreted as representing official policies, either expressed - * or implied, of Andrea Leofreddi. - */ - -"use strict"; - -/// CONFIGURATION -/// ====> - -var enablePan = 1; // 1 or 0: enable or disable panning (default enabled) -var enableZoom = 1; // 1 or 0: enable or disable zooming (default enabled) -var enableDrag = 0; // 1 or 0: enable or disable dragging (default disabled) -var zoomScale = 0.2; // Zoom sensitivity - -/// <==== -/// END OF CONFIGURATION - -var root = document.documentElement; - -var state = 'none', svgRoot = null, stateTarget, stateOrigin, stateTf; - -setupHandlers(root); - -/** - * Register handlers - */ -function setupHandlers(root){ - setAttributes(root, { - "onmouseup" : "handleMouseUp(evt)", - "onmousedown" : "handleMouseDown(evt)", - "onmousemove" : "handleMouseMove(evt)", - //"onmouseout" : "handleMouseUp(evt)", // Decomment this to stop the pan functionality when dragging out of the SVG element - }); - - if(navigator.userAgent.toLowerCase().indexOf('webkit') >= 0) - window.addEventListener('mousewheel', handleMouseWheel, false); // Chrome/Safari - else - window.addEventListener('DOMMouseScroll', handleMouseWheel, false); // Others -} - -/** - * Retrieves the root element for SVG manipulation. The element is then cached into the svgRoot global variable. - */ -function getRoot(root) { - if(svgRoot == null) { - var r = root.getElementById("viewport") ? root.getElementById("viewport") : root.documentElement, t = r; - - while(t != root) { - if(t.getAttribute("viewBox")) { - setCTM(r, t.getCTM()); - - t.removeAttribute("viewBox"); - } - - t = t.parentNode; - } - - svgRoot = r; - } - - return svgRoot; -} - -/** - * Instance an SVGPoint object with given event coordinates. - */ -function getEventPoint(evt) { - var p = root.createSVGPoint(); - - p.x = evt.clientX; - p.y = evt.clientY; - - return p; -} - -/** - * Sets the current transform matrix of an element. - */ -function setCTM(element, matrix) { - var s = "matrix(" + matrix.a + "," + matrix.b + "," + matrix.c + "," + matrix.d + "," + matrix.e + "," + matrix.f + ")"; - - element.setAttribute("transform", s); -} - -/** - * Dumps a matrix to a string (useful for debug). - */ -function dumpMatrix(matrix) { - var s = "[ " + matrix.a + ", " + matrix.c + ", " + matrix.e + "\n " + matrix.b + ", " + matrix.d + ", " + matrix.f + "\n 0, 0, 1 ]"; - - return s; -} - -/** - * Sets attributes of an element. - */ -function setAttributes(element, attributes){ - for (var i in attributes) - element.setAttributeNS(null, i, attributes[i]); -} - -/** - * Handle mouse wheel event. - */ -function handleMouseWheel(evt) { - if(!enableZoom) - return; - - if(evt.preventDefault) - evt.preventDefault(); - - evt.returnValue = false; - - var svgDoc = evt.target.ownerDocument; - - var delta; +import _ "embed" - if(evt.wheelDelta) - delta = evt.wheelDelta / 360; // Chrome/Safari - else - delta = evt.detail / -9; // Mozilla - - var z = Math.pow(1 + zoomScale, delta); - - var g = getRoot(svgDoc); - - var p = getEventPoint(evt); - - p = p.matrixTransform(g.getCTM().inverse()); - - // Compute new scale matrix in current mouse position - var k = root.createSVGMatrix().translate(p.x, p.y).scale(z).translate(-p.x, -p.y); - - setCTM(g, g.getCTM().multiply(k)); - - if(typeof(stateTf) == "undefined") - stateTf = g.getCTM().inverse(); - - stateTf = stateTf.multiply(k.inverse()); -} - -/** - * Handle mouse move event. - */ -function handleMouseMove(evt) { - if(evt.preventDefault) - evt.preventDefault(); - - evt.returnValue = false; - - var svgDoc = evt.target.ownerDocument; - - var g = getRoot(svgDoc); - - if(state == 'pan' && enablePan) { - // Pan mode - var p = getEventPoint(evt).matrixTransform(stateTf); - - setCTM(g, stateTf.inverse().translate(p.x - stateOrigin.x, p.y - stateOrigin.y)); - } else if(state == 'drag' && enableDrag) { - // Drag mode - var p = getEventPoint(evt).matrixTransform(g.getCTM().inverse()); - - setCTM(stateTarget, root.createSVGMatrix().translate(p.x - stateOrigin.x, p.y - stateOrigin.y).multiply(g.getCTM().inverse()).multiply(stateTarget.getCTM())); - - stateOrigin = p; - } -} - -/** - * Handle click event. - */ -function handleMouseDown(evt) { - if(evt.preventDefault) - evt.preventDefault(); - - evt.returnValue = false; - - var svgDoc = evt.target.ownerDocument; - - var g = getRoot(svgDoc); - - if( - evt.target.tagName == "svg" - || !enableDrag // Pan anyway when drag is disabled and the user clicked on an element - ) { - // Pan mode - state = 'pan'; - - stateTf = g.getCTM().inverse(); - - stateOrigin = getEventPoint(evt).matrixTransform(stateTf); - } else { - // Drag mode - state = 'drag'; - - stateTarget = evt.target; - - stateTf = g.getCTM().inverse(); - - stateOrigin = getEventPoint(evt).matrixTransform(stateTf); - } -} - -/** - * Handle mouse button release event. - */ -function handleMouseUp(evt) { - if(evt.preventDefault) - evt.preventDefault(); - - evt.returnValue = false; - - var svgDoc = evt.target.ownerDocument; +// https://github.com/aleofreddi/svgpan - if(state == 'pan' || state == 'drag') { - // Quit pan mode - state = ''; - } -} -` +//go:embed svgpan.js +var JSSource string diff --git a/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.js b/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.js new file mode 100644 index 0000000000..2c4951ecd3 --- /dev/null +++ b/src/cmd/vendor/github.com/google/pprof/third_party/svgpan/svgpan.js @@ -0,0 +1,261 @@ +/** + * SVGPan library 1.2.2 + * ====================== + * + * Given an unique existing element with id "viewport" (or when missing, the + * first g-element), including the the library into any SVG adds the following + * capabilities: + * + * - Mouse panning + * - Mouse zooming (using the wheel) + * - Object dragging + * + * You can configure the behaviour of the pan/zoom/drag with the variables + * listed in the CONFIGURATION section of this file. + * + * This code is licensed under the following BSD license: + * + * Copyright 2009-2019 Andrea Leofreddi <a.leofreddi@vleo.net>. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are + * permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the copyright holder nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of Andrea Leofreddi. + */ + +"use strict"; + +/// CONFIGURATION +/// ====> + +var enablePan = 1; // 1 or 0: enable or disable panning (default enabled) +var enableZoom = 1; // 1 or 0: enable or disable zooming (default enabled) +var enableDrag = 0; // 1 or 0: enable or disable dragging (default disabled) +var zoomScale = 0.2; // Zoom sensitivity + +/// <==== +/// END OF CONFIGURATION + +var root = document.documentElement; +var state = 'none', svgRoot = null, stateTarget, stateOrigin, stateTf; + +setupHandlers(root); + +/** + * Register handlers + */ +function setupHandlers(root){ + setAttributes(root, { + "onmouseup" : "handleMouseUp(evt)", + "onmousedown" : "handleMouseDown(evt)", + "onmousemove" : "handleMouseMove(evt)", + //"onmouseout" : "handleMouseUp(evt)", // Decomment this to stop the pan functionality when dragging out of the SVG element + }); + + if(navigator.userAgent.toLowerCase().indexOf('webkit') >= 0) + window.addEventListener('mousewheel', handleMouseWheel, false); // Chrome/Safari + else + window.addEventListener('DOMMouseScroll', handleMouseWheel, false); // Others +} + +/** + * Retrieves the root element for SVG manipulation. The element is then cached into the svgRoot global variable. + */ +function getRoot(root) { + if(svgRoot == null) { + var r = root.getElementById("viewport") ? root.getElementById("viewport") : root.documentElement, t = r; + + while(t != root) { + if(t.getAttribute("viewBox")) { + setCTM(r, t.getCTM()); + + t.removeAttribute("viewBox"); + } + + t = t.parentNode; + } + + svgRoot = r; + } + + return svgRoot; +} + +/** + * Instance an SVGPoint object with given event coordinates. + */ +function getEventPoint(evt) { + var p = root.createSVGPoint(); + + p.x = evt.clientX; + p.y = evt.clientY; + + return p; +} + +/** + * Sets the current transform matrix of an element. + */ +function setCTM(element, matrix) { + var s = "matrix(" + matrix.a + "," + matrix.b + "," + matrix.c + "," + matrix.d + "," + matrix.e + "," + matrix.f + ")"; + + element.setAttribute("transform", s); +} + +/** + * Dumps a matrix to a string (useful for debug). + */ +function dumpMatrix(matrix) { + var s = "[ " + matrix.a + ", " + matrix.c + ", " + matrix.e + "\n " + matrix.b + ", " + matrix.d + ", " + matrix.f + "\n 0, 0, 1 ]"; + + return s; +} + +/** + * Sets attributes of an element. + */ +function setAttributes(element, attributes){ + for (var i in attributes) + element.setAttributeNS(null, i, attributes[i]); +} + +/** + * Handle mouse wheel event. + */ +function handleMouseWheel(evt) { + if(!enableZoom) + return; + + if(evt.preventDefault) + evt.preventDefault(); + + evt.returnValue = false; + + var svgDoc = evt.target.ownerDocument; + + var delta; + + if(evt.wheelDelta) + delta = evt.wheelDelta / 360; // Chrome/Safari + else + delta = evt.detail / -9; // Mozilla + + var z = Math.pow(1 + zoomScale, delta); + + var g = getRoot(svgDoc); + + var p = getEventPoint(evt); + + p = p.matrixTransform(g.getCTM().inverse()); + + // Compute new scale matrix in current mouse position + var k = root.createSVGMatrix().translate(p.x, p.y).scale(z).translate(-p.x, -p.y); + + setCTM(g, g.getCTM().multiply(k)); + + if(typeof(stateTf) == "undefined") + stateTf = g.getCTM().inverse(); + + stateTf = stateTf.multiply(k.inverse()); +} + +/** + * Handle mouse move event. + */ +function handleMouseMove(evt) { + if(evt.preventDefault) + evt.preventDefault(); + + evt.returnValue = false; + + var svgDoc = evt.target.ownerDocument; + + var g = getRoot(svgDoc); + + if(state == 'pan' && enablePan) { + // Pan mode + var p = getEventPoint(evt).matrixTransform(stateTf); + + setCTM(g, stateTf.inverse().translate(p.x - stateOrigin.x, p.y - stateOrigin.y)); + } else if(state == 'drag' && enableDrag) { + // Drag mode + var p = getEventPoint(evt).matrixTransform(g.getCTM().inverse()); + + setCTM(stateTarget, root.createSVGMatrix().translate(p.x - stateOrigin.x, p.y - stateOrigin.y).multiply(g.getCTM().inverse()).multiply(stateTarget.getCTM())); + + stateOrigin = p; + } +} + +/** + * Handle click event. + */ +function handleMouseDown(evt) { + if(evt.preventDefault) + evt.preventDefault(); + + evt.returnValue = false; + + var svgDoc = evt.target.ownerDocument; + + var g = getRoot(svgDoc); + + if( + evt.target.tagName == "svg" + || !enableDrag // Pan anyway when drag is disabled and the user clicked on an element + ) { + // Pan mode + state = 'pan'; + + stateTf = g.getCTM().inverse(); + + stateOrigin = getEventPoint(evt).matrixTransform(stateTf); + } else { + // Drag mode + state = 'drag'; + + stateTarget = evt.target; + + stateTf = g.getCTM().inverse(); + + stateOrigin = getEventPoint(evt).matrixTransform(stateTf); + } +} + +/** + * Handle mouse button release event. + */ +function handleMouseUp(evt) { + if(evt.preventDefault) + evt.preventDefault(); + + evt.returnValue = false; + + var svgDoc = evt.target.ownerDocument; + + if(state == 'pan' || state == 'drag') { + // Quit pan mode + state = ''; + } +} |