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// Sim mon server - query the simulators for counters and other data
// Presents a web page on localhost:9999/mon
var http = require('http');
var express = require('express');
var app = express();
var fieldSize=32;
var dfcHeadings=[];
var dfcVal=[];
//I am alive
app.get("/",function(req, res){
res.send("ok");
})
//Get parameter valuye from other server
function getSimCtr(url, cb) {
var data = '';
http.get(url, (resp) => {
// A chunk of data has been recieved.
resp.on('data', (chunk) => {
data += chunk;
});
// The whole response has been received.
resp.on('end', () => {
cb(data);
});
}).on("error", (err) => {
console.log("Error: " + err.message);
cb("no response");
});
};
//Format a comma separated list of data to a html-safe string with fixed fieldsizes
function formatDataRow(commaList) {
var str = "";
var tmp=commaList.split(',');
for(i=0;i<tmp.length;i++) {
data=tmp[i];
var len = fieldSize-data.length;
while(len>0) {
data = data+" ";
len--;
}
str=str+data+" ";
}
return str;
}
//Format a comma separated list of ids to a html-safe string with fixed fieldsizes
function formatIdRow(commaList) {
var str = "";
var tmp=commaList.split(',');
for(i=0;i<tmp.length;i++) {
tmp[i] = tmp[i].trim();
data="<"+tmp[i]+">";
var len = fieldSize+4-data.length;
while(len>0) {
data = data+" ";
len--;
}
str=str+data+" ";
}
return str;
}
//Format a list of ids to a html-safe string in compact format
function formatIdRowCompact(commaList) {
var str = "";
var tmp=commaList.split(',');
for(i=0;i<tmp.length;i++) {
tmp[i] = tmp[i].trim();
data="<"+tmp[i]+">";
str=str+data+" ";
}
return str;
}
function buildDfcData(dfc, idx) {
if (dfcHeadings.length == 0) {
dfcVal[0]=[];
dfcVal[1]=[];
dfcVal[2]=[];
dfcVal[3]=[];
dfcVal[4]=[];
if (dfc.indexOf("no response") > -1) {
return;
} else {
dfc=dfc.replace(/\n/g, " ");
dfc=dfc.replace(/\r/g, " ");
var tmp=dfc.split(' ');
var ctr=0
for(i=0;i<tmp.length;i++) {
tmp[i]=tmp[i].trim();
if (tmp[i].length>0) {
if (ctr%2==0) {
dfcHeadings[ctr/2]=tmp[i];
}
ctr=ctr+1;
}
}
}
}
if (dfcHeadings.length > 0) {
if (dfc.indexOf("no response") > -1) {
dfcVal[idx]=[];
return;
} else {
dfc=dfc.replace(/\n/g, " ");
dfc=dfc.replace(/\r/g, " ");
var tmp=dfc.split(' ');
var ctr=0
for(i=0;i<tmp.length;i++) {
tmp[i]=tmp[i].trim();
if (tmp[i].length>0) {
if (ctr%2==1) {
dfcVal[idx][Math.trunc(ctr/2)]=""+tmp[i];
}
ctr=ctr+1;
}
}
}
}
}
function padding(val, fieldSize, pad) {
s=""+val;
for(i=s.length;i<fieldSize;i++) {
s=s+pad
}
return s;
}
//Status variables, for parameters values fetched from other simulators
var mr1="", mr2="", mr3="", mr4="", mr5="", mr6="", mr7="", mr8="", mr9="", mr10="", mr11="", mr12="", mr13="";
var dr1="", dr2="", dr3="", dr4="", dr5="", dr6="", dr7="", dr8="", dr9="", dr10="", dr11="", dr12="", dr13="";
var drr1="", drr2="", drr3="", drr4="", drr5="", drr6="", drr7="", drr8="", drr9="";
//Heartbeat var
var dfc0,dfc1,dfc2,dfc3,dfc4;
app.get("/mon",function(req, res){
//DFC
getSimCtr("http://127.0.0.1:8100/status", function(data) {
dfc0 = data;
buildDfcData(dfc0, 0);
});
getSimCtr("http://127.0.0.1:8101/status", function(data) {
dfc1 = data;
buildDfcData(dfc1, 1);
});
getSimCtr("http://127.0.0.1:8102/status", function(data) {
dfc2 = data;
buildDfcData(dfc2, 2);
});
getSimCtr("http://127.0.0.1:8103/status", function(data) {
dfc3 = data;
buildDfcData(dfc3, 3);
});
getSimCtr("http://127.0.0.1:8104/status", function(data) {
dfc4 = data;
buildDfcData(dfc4, 4);
});
//MR
getSimCtr("http://127.0.0.1:2222/groups/ctr_requests", function(data) {
mr1 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/ctr_responses", function(data) {
mr2 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/ctr_unique_files", function(data) {
mr3 = data;
});
getSimCtr("http://127.0.0.1:2222/tc_info", function(data) {
mr4 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/ctr_events", function(data) {
mr5 = data;
});
getSimCtr("http://127.0.0.1:2222/execution_time", function(data) {
mr6 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/ctr_unique_PNFs", function(data) {
mr7 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/exe_time_first_poll", function(data) {
mr8 = data;
});
getSimCtr("http://127.0.0.1:2222/groups/ctr_files", function(data) {
mr9 = data;
});
getSimCtr("http://127.0.0.1:2222/status", function(data) {
mr10 = data;
});
getSimCtr("http://127.0.0.1:2222/groups", function(data) {
mr11 = data;
});
getSimCtr("http://127.0.0.1:2222/changeids", function(data) {
mr12 = data;
});
getSimCtr("http://127.0.0.1:2222/fileprefixes", function(data) {
mr13 = data;
});
//DR
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_query", function(data) {
dr1 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_query_published", function(data) {
dr2 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_query_not_published", function(data) {
dr3 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_req", function(data) {
dr4 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_req_redirect", function(data) {
dr5 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_req_published", function(data) {
dr6 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_published_files", function(data) {
dr7 = data;
});
getSimCtr("http://127.0.0.1:3906/tc_info", function(data) {
dr8 = data;
});
getSimCtr("http://127.0.0.1:3906/execution_time", function(data) {
dr9 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_double_publish", function(data) {
dr10 = data;
});
getSimCtr("http://127.0.0.1:3906/feeds", function(data) {
dr11=data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_query_bad_file_prefix", function(data) {
dr12=data;
});
getSimCtr("http://127.0.0.1:3906/feeds/ctr_publish_req_bad_file_prefix",function(data) {
dr13=data;
});
//DR REDIR
getSimCtr("http://127.0.0.1:3908/feeds/ctr_publish_requests", function(data) {
drr1 = data;
});
getSimCtr("http://127.0.0.1:3908/feeds/ctr_publish_responses", function(data) {
drr2 = data;
});
getSimCtr("http://127.0.0.1:3908/tc_info", function(data) {
drr3 = data;
});
getSimCtr("http://127.0.0.1:3908/execution_time", function(data) {
drr4 = data;
});
getSimCtr("http://127.0.0.1:3908/feeds/time_lastpublish", function(data) {
drr5 = data;
});
getSimCtr("http://127.0.0.1:3908/feeds/dwl_volume", function(data) {
drr6 = data;
});
getSimCtr("http://127.0.0.1:3908/feeds", function(data) {
drr7=data;
});
getSimCtr("http://127.0.0.1:3908/feeds/ctr_publish_requests_bad_file_prefix", function(data) {
drr8 = data;
});
getSimCtr("http://127.0.0.1:3908/speed", function(data) {
drr9 = data;
});
//Build web page
var str = "<!DOCTYPE html>" +
"<html>" +
"<head>" +
"<meta http-equiv=\"refresh\" content=\"5\">"+ //5 sec auto refresh
"<title>DFC and simulator monitor</title>"+
"</head>" +
"<body>" +
"<h3>DFC apps</h3>" +
"<font face=\"monospace\">";
// "dfc_app0: " + dfc0 + "<br>" +
// "dfc_app1: " + dfc1 + "<br>" +
// "dfc_app2: " + dfc2 + "<br>" +
// "dfc_app3: " + dfc3 + "<br>" +
// "dfc_app4: " + dfc4 + "<br>";
for(id=0;id<5;id++) {
if (id==0) {
str=str+padding("Instance",22,".");
str=str+" "+" ";
}
str=str+padding("dfc_app"+id,26, " ");
str=str+" "+" ";
}
str=str+"<br>";
if (dfcHeadings.length > 0) {
var hl=0;
for(hl=0;hl<dfcHeadings.length;hl++) {
str=str+padding(dfcHeadings[hl], 22, ".");
for(id=0;id<5;id++) {
if (dfcVal[id].length > 0) {
val=""+padding(dfcVal[id][hl], 26, " ");
} else {
val=""+padding("-", 26, " ");
}
str=str+" "+" "+val;
}
str=str+"<br>";
}
}
str=str+"</font>"+
"<h3>MR Simulator</h3>" +
"<font face=\"monospace\">"+
"MR TC:........................................." + mr4 + "<br>" +
"Configured filename prefixes:.................." + formatIdRowCompact(mr13) + "<br>" +
"Status:........................................" + mr10 + "<br>" +
"Execution time (mm.ss):........................" + mr6 + "<br>" +
"Configured groups:............................." + formatIdRow(mr11) + "<br>" +
"Configured change identifiers:................." + formatIdRow(mr12) + "<br>" +
"Execution time from first poll (mm.ss):....... " + formatDataRow(mr8) + "<br>" +
"Number of requests (polls):...................." + formatDataRow(mr1) + "<br>" +
"Number of responses (polls):..................." + formatDataRow(mr2) + "<br>" +
"Number of files in all responses:.............." + formatDataRow(mr9) + "<br>" +
"Number of unique files in all responses:......." + formatDataRow(mr3) + "<br>" +
"Number of events..............................." + formatDataRow(mr5) + "<br>" +
"Number of unique PNFs.........................." + formatDataRow(mr7) + "<br>" +
"</font>"+
"<h3>DR Simulator</h3>" +
"<font face=\"monospace\">"+
"DR TC:........................................." + dr8 + "<br>" +
"Execution time (mm.ss):........................" + dr9 + "<br>" +
"Configured feeds (feedId:filePrefix)..........." + formatIdRow(dr11) +"<br>" +
"Number of queries:............................." + formatDataRow(dr1) + "<br>" +
"Number of queries with bad file name prefix:..." + formatDataRow(dr12) + "<br>" +
"Number of query responses, file published:....." + formatDataRow(dr2) + "<br>" +
"Number of query responses, file not published:." + formatDataRow(dr3) + "<br>" +
"Number of requests:............................" + formatDataRow(dr4) + "<br>" +
"Number of requests with bad file name prefix:.." + formatDataRow(dr13) + "<br>" +
"Number of responses with redirect:............." + formatDataRow(dr5) + "<br>" +
"Number of responses without redirect:.........." + formatDataRow(dr6) + "<br>" +
"Number of published files:....................." + formatDataRow(dr7) + "<br>" +
"Number of double published files:.............." + formatDataRow(dr10) + "<br>" +
"</font>"+
"<h3>DR Redirect Simulator</h3>" +
"<font face=\"monospace\">" +
"DR REDIR TC:..................................." + drr3 + "<br>" +
"Execution time (mm.ss):........................" + drr4 + "<br>" +
"Publish speed (files/sec):....................." + drr9 + "<br>" +
"Configured feeds (feedId:filePrefix)..........." + formatIdRow(drr7) +"<br>" +
"Number of requests:............................" + formatDataRow(drr1) + "<br>" +
"Number of requests with bad file name prefix:.." + formatDataRow(drr8) + "<br>" +
"Number of responses:..........................." + formatDataRow(drr2) + "<br>" +
"Downloaded volume (bytes):....................." + formatDataRow(drr6) + "<br>" +
"Last publish (mm:ss):.........................." + formatDataRow(drr5) + "<br>" +
"</font>"+
"</body>" +
"</html>";
res.send(str);
})
var httpServer = http.createServer(app);
var httpPort=9999;
httpServer.listen(httpPort);
console.log("Simulator monitor listening (http) at "+httpPort);
console.log("Open the web page on localhost:9999/mon to view the statistics page.")
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