added debugfs-webgui

1222ee72 · Andrey Filippov · a2e29be3 · 1222ee72 · 1222ee72 · 1222ee72
Commit 1222ee72 authored Aug 18, 2016 by Andrey Filippov
7 changed files
--- a/Makefile
+++ b/Makefile

 # Runs 'make', 'make install', and 'make clean' in specified subdirectories
-SUBDIRS := src/php_top src/python_tests # src1
+SUBDIRS := src/php_top src/python_tests src/debugfs-webgui # src1
 INSTALLDIRS = $(SUBDIRS:%=install-%)
 CLEANDIRS =   $(SUBDIRS:%=clean-%)


--- a/src/debugfs-webgui/Makefile
+++ b/src/debugfs-webgui/Makefile
+DOCUMENTROOT=$(DESTDIR)/www/pages
+OWN = -o root -g root
+INSTDOCS = 0644
+INSTALL = install
+DOCS=       debugfs.html \
+            debugfs.css \
+            debugfs.js
+
+PHP_SCRIPTS=debugfs.php
+
+all:
+	@echo "make all in src"
+
+install:
+	@echo "make install in src"
+	$(INSTALL) $(OWN) -d $(DOCUMENTROOT)
+	$(INSTALL) $(OWN) -m $(INSTDOCS) $(DOCS) $(DOCUMENTROOT)
+	$(INSTALL) $(OWN) -m $(INSTDOCS) $(PHP_SCRIPTS) $(DOCUMENTROOT)
+
+clean:
+	@echo "make clean in src"
--- a/src/debugfs-webgui/debugfs.css
+++ b/src/debugfs-webgui/debugfs.css
+html{
+    font-family: Arial;
+    font-size: 0.8em;
+}
+
+body{
+    padding: 10px;
+}
+
+table{
+    border-collapse:collapse;
+    border-radius: 3px;
+}
+
+th, td{
+    text-align: left;
+    padding: 3px 10px 3px 10px;
+    border-radius: 0px;
+    border: 1px solid rgba(180,180,180,0.5)
+}
+
+th {
+    background-color: rgba(200,200,200,0.5);
+}
+
+.even {
+    background-color: rgba(235,235,235,0.5);
+}
+
+.odd {
+    background-color: rgba(255,255,255,0.5);
+}
+
+.special {
+    background-color: rgba(100,200,100,0.5);
+}
+
+select {
+    border: 1px solid rgba(200,200,200,1);
+    border-radius: 2px;
+    font-family: Arial;
+    font-size: 1em;
+    background-color: rgba(200,200,200,0.5);
+    margin: 0px;
+    padding: 1px;
+}
+
+input {
+	-moz-appearance: none;
+	border: 1px solid rgba(200,200,200,1);
+}
+
+.tp{
+    width:20px;
+    height:20px;
+}
\ No newline at end of file
--- a/src/debugfs-webgui/debugfs.html
+++ b/src/debugfs-webgui/debugfs.html
+<html>
+  <head>
+    <script src="js/jquery-2.2.3.min.js"></script>
+    <script src="debugfs.js"></script>
+    <script src="js/bootstrap/js/bootstrap.min.js"></script>
+    <link rel="stylesheet" href="js/bootstrap/css/bootstrap.min.css"/>
+    <link rel="stylesheet" href="debugfs.css"/>
+  </head>
+  <body onload='init()'>
+  </body>
+</html>
\ No newline at end of file
--- a/src/debugfs-webgui/debugfs.js
+++ b/src/debugfs-webgui/debugfs.js
+var debugfs_data;
+
+function init(){
+    
+    $("body").html("<h3>DebugFS:</h3>");
+    
+    var b0 = $("<button>",{id:"b0"}).html("toggle hidden");
+    b0.prop("state",0);
+    
+    b0.click(function(){
+        if ($(this).prop("state")==0){
+            $(this).prop("state",1)
+            $(".hidden_rows").show();
+        }else{
+            $(this).prop("state",0)
+            $(".hidden_rows").hide();
+        }
+    });
+    
+    $("body").append($("<div>").css({padding:"0px 0px 10px 0px"}).append(b0));
+    
+    var t = $("<table border=\"1\">").html("\
+        <tr>\
+            <th style='display:none;' class='hidden_rows'>Show</th>\
+            <th>File</th>\
+        </tr>\
+    ");
+    
+    $("body").append(t);
+    
+    $.ajax({
+        url: "debugfs.php",
+        success: function(data){
+            var r = jQuery.parseJSON(data);
+            //global
+            debugfs_data = r;
+            
+            for(var i=0;i<r.length;i++){
+                                
+                l = $("<tr>",{id:"row_"+i}).html("\
+                    <td class='hidden_rows' style='text-align:center;display:none' >\
+                        <input id='cb_"+i+"' class='tp visibility_cb' type='checkbox'>\
+                    </td>\
+                    <td class='special filename' id='header_"+i+" '>"+r[i].file+"</td>\
+                ");
+                
+                if (r[i].state==0){
+                    l.addClass("hidden_rows").hide();
+                    l.find("input").prop("checked",false);
+                }else{
+                    l.removeClass("hidden_rows").show();
+                    l.find("input").prop("checked",true);
+                }
+                
+                content = $("<tr>",{
+                    id: "content_"+i
+                }).css({
+                    display: "none",
+                    border: "0px solid rgba(255,255,255,0)"
+                });                
+                
+                content.append(
+                    $("<td>").addClass("hidden_rows").hide()
+                ).append(
+                    $("<td>").append(
+                        $("<table>").css({margin:"5px"})
+                    )
+                );
+                
+                //.append($("<td>").addClass("hidden_rows").css({display:"none"}))
+                
+                t.append(l).append(content);
+                
+                var r1 = r[i].configs[0].lines;
+                
+                for (var j=0;j<r1.length;j++){
+
+                    ttl  = "module:      "+r1[j].module+"\n";
+                    ttl += "function:    "+r1[j].function+"\n";
+                    ttl += "format:      "+r1[j].format;
+                
+                    if (r1[j].flags=="p"){
+                        checked = "checked";
+                    }else{
+                        checked = "";
+                    }
+                
+                    l  = "<tr>";
+                    l += "  <td style='text-align:center' title='"+ttl+"'>"+r1[j].lineno+"</td>";
+                    l += "  <td style='text-align:center'><input type='checkbox' class='tp debug' "+checked+" file='"+r1[j].file+"' line='"+r1[j].lineno+"' /></td>";
+                    l += "</tr>";
+                    content.find("table").append(l);
+                }
+            }
+            
+            //init actions
+            $(".debug").change(function(){
+                console.log($(this).attr("file")+", "+$(this).attr("line")+", "+$(this).prop("checked"));
+                $.ajax({
+                    url: "debugfs.php?cmd=echo&file="+$(this).attr("file")+"&line="+$(this).attr("line")+"&pflag="+$(this).prop("checked")
+                });
+            });
+            
+            $(".filename").click(function(){
+                var id = $(this).attr("id");
+                id = id.substr(id.indexOf("_")+1);
+                console.log(id);
+                $("#content_"+id).toggle();
+            });
+            
+            $(".visibility_cb").change(function(){
+                var id = $(this).attr("id");
+                id = id.substr(id.indexOf("_")+1);
+                if ($(this).prop("checked")){
+                    $("#row_"+id).removeClass("hidden_rows");
+                    debugfs_data[id].state = 1;
+                }else{
+                    $("#row_"+id).addClass("hidden_rows");
+                    $("#content_"+id).hide();
+                    debugfs_data[id].state = 0;
+                }
+                update_debugfs_config();
+            });
+            
+            //when everything is parsed. do something.
+            // unique IDs
+            // save config
+        }
+    });
+}
+
+function update_debugfs_config(){
+    console.log("syncing debugfs config");
+    console.log(debugfs_data);
+    $.ajax({
+        type: "POST",
+        url: "debugfs.php?cmd=sync",
+        data: JSON.stringify(debugfs_data),
+        dataType: "json"
+    });
+}
--- a/src/debugfs-webgui/debugfs.php
+++ b/src/debugfs-webgui/debugfs.php
+<?php
+
+if (isset($_GET['cmd']))
+    $cmd = $_GET['cmd'];
+else
+    $cmd = "do_nothing";
+
+function get_control($f){
+    $res = Array();
+    $results = trim(file_get_contents($f));
+    //print("<pre>");
+    $ress = explode("\n",$results);
+    //filename - find first ":"
+    //lineno - between ":" and " "
+    //then [module] inside brackets
+    //function from "]" to " "
+
+    $oldfile = "";
+    
+    foreach($ress as $line){
+    
+        if ($line[0]=="#") continue;
+    
+        $d0 = 0;
+        $d1 = strpos($line,":");
+        $d2 = strpos($line,"[");
+        $d3 = strpos($line,"]");
+        preg_match("/=[flmpt_]+/",$line,$matches,PREG_OFFSET_CAPTURE);
+        $d4 = $matches[0][1];
+        $d5 = strpos($line,"\"");
+    
+        $subarr = Array();
+        $subarr['file']     = substr($line,0,$d1);
+        $subarr['lineno']   = substr($line,$d1+1,($d2-1)-$d1-1);
+        $subarr['module']   = substr($line,$d2+1,($d3-1)-$d2);
+        $subarr['function'] = substr($line,$d3+1,($d4-1)-$d3);
+        $subarr['flags']    = substr($line,$d4+1,1);
+        $subarr['format']   = substr($line,$d5+1,-1);
+    
+        if ($subarr['file']!=$oldfile){
+            echo "processing ".$subarr['file']."\n";
+            if ($oldfile!="") array_push($res,$sub);
+            $oldfile = $subarr['file'];
+            $sub = Array(
+                "file" => $subarr['file'],
+                "state" => 0,
+                "configs" => Array(
+                    Array(
+                        "name" => "default",
+                        "state" => 1,
+                        "lines" => Array()
+                    )
+                )
+            );
+        }
+        array_push($sub['configs'][0]['lines'],$subarr);
+    }
+    //last
+    array_push($res,$sub);
+    
+    return $res;
+}
+
+function update_config($data){
+    // debugfs.json
+    file_put_contents("debugfs.json",$data);
+}
+
+function sync_to_config($file,$line,$flag){
+    //$arr_debugfs = get_control("/sys/kernel/debug/dynamic_debug/control");
+    $arr_config = json_decode(file_get_contents("debugfs.json"),true);
+        
+    foreach($arr_config as $k => $v){
+        if ($v['file']==$file) $dc = $k;
+    }
+    
+    echo "DC=$dc\n";
+    
+    $tmp_arr1 = $arr_config[$dc]['configs'];
+    
+    foreach($tmp_arr1 as $k => $v){
+        if ($v['state']==1) $dcc = $k;
+    }
+    
+    $tmp_arr2 = $arr_config[$dc]['configs'][$dcc]['lines'];
+    
+    foreach($tmp_arr2 as $k => $v){
+        if ($v['lineno']==$line) $dccc = $k;
+    }
+    
+    if ($flag=="+") $flag = "p";
+    else            $flag = "_";
+    
+    $arr_config[$dc]['configs'][$dcc]['lines'][$dccc]['flags'] = $flag;
+    
+    print_r($arr_config);
+    
+    update_config(json_encode($arr_config));
+}
+
+if (($cmd=="do_nothing")||($cmd=="restore")){
+    if (isset($_GET['file'])) $file = $_GET['file'];
+    else                      $file = "/sys/kernel/debug/dynamic_debug/control";
+    
+    //echo json_encode(get_control($file));
+    //echo "<pre>";
+    
+    if (!is_file("debugfs.json")) {
+        $arr = get_control($file);
+        print_r($arr);
+        update_config(json_encode($arr));
+        echo "debugfs.json was missing, refresh page\n";
+    }else{
+        $json_data = file_get_contents("debugfs.json");
+        //print_r(json_decode($json_data));
+        echo $json_data;
+    }
+}
+
+if ($cmd=="echo") {
+    $file = $_GET['file'];
+    $line = $_GET['line'];
+    $flag = $_GET['pflag'];
+    //$config name
+    
+    if ($flag=="true"){
+        $flag="+";
+    }else{
+        $flag="-";
+    }
+    
+    exec("echo -n 'file $file line $line ${flag}p' > /sys/kernel/debug/dynamic_debug/control");
+    
+    sync_to_config($file,$line,$flag);
+}
+
+$debugfs_configs = "debugfs_configs";
+
+if ($cmd=="save"){
+    $file = $_GET['file'];
+    if (!is_dir($debugfs_configs)) mkdir($debugfs_configs);
+    file_put_contents("$debugfs_configs/$file", file_get_contents("/sys/kernel/debug/dynamic_debug/control"));
+}
+
+if ($cmd=="sync"){
+    //list saved configs here
+    $data = file_get_contents("php://input");
+    update_config($data);
+}
+
+
+//single line: echo -n 'file gamma_tables.c +p' > /sys/kernel/debug/dynamic_debug/control
+
+?>
--- a/src/php_top/framepars.php
+++ b/src/php_top/framepars.php