update

lib/certMgr.js

@@ -0,0 +1,60 @@
+var exec = require('child_process').exec,
+    path         = require("path"),
+    fs           = require("fs"),
+    os           = require("os"),
+    asyncTaskMgr = require("./asyncTaskMgr");
+
+var certDir      = path.join(getUserHome(),"/.anyproxy_certs/"),
+    asyncTaskMgr = new asyncTaskMgr();
+
+if(!fs.existsSync(certDir)){
+    fs.mkdirSync(certDir);
+}
+
+function getCertificate(hostname,cb){
+    var keyFile = path.join(certDir , "__hostname.key".replace(/__hostname/,hostname) ),
+        crtFile = path.join(certDir , "__hostname.crt".replace(/__hostname/,hostname) );
+
+    if(!fs.existsSync(keyFile) || !fs.existsSync(crtFile)){
+        asyncTaskMgr.addTask(hostname,function(err){
+            if(!err){
+                cb(null , fs.readFileSync(keyFile) , fs.readFileSync(crtFile) );
+            }else{
+                cb(err);
+            }
+        },function(cb){
+            createCert(hostname,function(err){
+                cb(err ? -1 : null);
+            });
+        });
+
+    }else{
+        cb(null , fs.readFileSync(keyFile) , fs.readFileSync(crtFile) );
+    }
+}
+
+function getUserHome() {
+    return process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE;
+}
+
+function createCert(hostname,callback){
+    console.log("creating cert for :" + hostname);
+
+    var cmd = "./gen-cer __host __path".replace(/__host/,hostname).replace(/__path/,certDir);
+    exec(cmd,{cwd:"./cert/"},function(err,stdout,stderr){
+        if(err){
+            callback && callback(new Error("error when generating certificate"),null);
+        }else{
+            console.log("certificate created for __HOST".replace(/__HOST/,hostname));
+            callback(null);
+        }
+    });  
+}
+
+function clearCerts(cb){
+    exec("rm *.key *.csr *.crt",{cwd : certDir},cb);
+}
+
+module.exports.getCertificate = getCertificate;
+module.exports.createCert     = createCert;
+module.exports.clearCerts     = clearCerts;