Merge branch 'master' of github.com:Vizzuality/Windshaft-cartodb

NEWS.md

@@ -1,4 +1,24 @@
-1.6.0 -- 20YY-MM-DD
+1.6.2 -- 2014-MM-DD
+-------------------
+
+Bug fixes:
+
+* Fix support for long (>64k chars) queries in layergroup creation (#111)
+
+Enhancements:
+
+* Enhance tools/show_style to accept an environment parameter and
+  print XML style now it is not in redis anymore (#110)
+
+1.6.1 -- 2014-01-15
+-------------------
+
+Bug fixes:
+
+* Drop cache headers from error responses (#107)
+* Localize external CartoCSS resources at renderer creation time (#108)
+
+1.6.0 -- 2014-01-10
 -------------------
 
 New features:

README.md

@@ -1,7 +1,8 @@
 Windshaft-CartoDB
 ==================
 
-[![Build Status](https://travis-ci.org/CartoDB/Windshaft-cartodb.png)](http://travis-ci.org/CartoDB/Windshaft-cartodb)
+[![Build Status](http://travis-ci.org/CartoDB/Windshaft-cartodb.png)]
+(http://travis-ci.org/CartoDB/Windshaft-cartodb)
 
 This is the CartoDB map tiler. It extends Windshaft with some extra
 functionality and custom filters for authentication

lib/cartodb/cartodb_windshaft.js

@@ -42,6 +42,22 @@ var CartodbWindshaft = function(serverOptions) {
       return version;
     }
 
+    // Override sendError to drop added cache headers (if any)
+    // See http://github.com/CartoDB/Windshaft-cartodb/issues/107
+    var ws_sendError = ws.sendError;
+    ws.sendError = function(res) {
+      // NOTE: the "res" object will have no _headers when
+      //       faked by Windshaft, see
+      //       http://github.com/CartoDB/Windshaft-cartodb/issues/109
+      //
+      if ( res._headers ) {
+        delete res._headers['cache-control'];
+        delete res._headers['last-modified'];
+        delete res._headers['x-cache-channel'];
+      } 
+      ws_sendError.apply(this, arguments);
+    };
+
     /**
      * Helper to allow access to the layer to be used in the maps infowindow popup.
      */

lib/cartodb/server_options.js

@@ -78,7 +78,15 @@ module.exports = function(){
       if (_.isString(api_key) && api_key != '') { qs.api_key = api_key; }
 
       // call sql api
-      request.get({url:sqlapi, qs:qs, json:true}, function(err, res, body){
+      //
+      // NOTE: using POST to avoid size limits:
+      // Seehttp://github.com/CartoDB/Windshaft-cartodb/issues/111
+      //
+      // TODO: use "host" header to allow IP based specification
+      //       of sqlapi address (and avoid a DNS lookup)
+      //
+      request.post({url:sqlapi, body:qs, json:true},
+        function(err, res, body){
           if (err){
             console.log('ERROR connecting to SQL API on ' + sqlapi + ': ' + err);
             callback(err);
@@ -188,7 +196,7 @@ module.exports = function(){
       }
 
       var dbName     = req.params.dbname;
-      var username   = req.headers.host.split('.')[0];
+      var username   = this.userByReq(req);
 
       // strip out windshaft/mapnik inserted sql if present
       var sql = req.params.sql.match(/^\((.*)\)\sas\scdbq$/);
@@ -281,7 +289,7 @@ module.exports = function(){
         sql = sql.join(';');
 
         var dbName = req.params.dbname;
-        var usr    = req.headers.host.split('.')[0];
+        var usr    = this.userByReq(req);
         var key    = req.params.map_key;
 
         var cacheKey = dbName + ':' + token;
@@ -577,7 +585,7 @@ console.log("Checking authorization from signer " + signer + " for resource " +
           if ( tksplit.length > 1 ) req.params.cache_buster= tksplit[1];
           tksplit = req.params.token.split('@');
           if ( tksplit.length > 1 ) {
-            req.params.signer = req.headers.host.split('.')[0];
+            req.params.signer = this.userByReq(req);
             if ( tksplit[0] ) req.params.signer = tksplit[0];
             req.params.token = tksplit[1];
             //console.log("Request for token " + req.params.token + " with signature from " + req.params.signer);

npm-shrinkwrap.json

@@ -1,6 +1,6 @@
 {
   "name": "windshaft-cartodb",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "dependencies": {
     "node-varnish": {
       "version": "0.1.1"
@@ -9,14 +9,14 @@
       "version": "1.3.3"
     },
     "windshaft": {
-      "version": "0.14.5",
+      "version": "0.15.0",
       "dependencies": {
         "grainstore": {
-          "version": "0.15.2",
+          "version": "0.16.0",
           "dependencies": {
             "carto": {
               "version": "0.9.5-cdb2",
-              "from": "git://github.com/CartoDB/carto.git#0.9.5-cdb2",
+              "from": "http://github.com/CartoDB/carto/tarball/0.9.5-cdb2",
               "dependencies": {
                 "underscore": {
                   "version": "1.4.4"
@@ -25,7 +25,7 @@
                   "version": "0.2.8",
                   "dependencies": {
                     "sax": {
-                      "version": "0.5.5"
+                      "version": "0.5.8"
                     }
                   }
                 },
@@ -131,46 +131,136 @@
                   "version": "0.3.8"
                 },
                 "zipfile": {
-                  "version": "0.4.2"
+                  "version": "0.4.3"
                 },
                 "sqlite3": {
-                  "version": "2.1.19",
+                  "version": "2.2.0",
                   "dependencies": {
-                    "tar.gz": {
+                    "node-pre-gyp": {
-                      "version": "0.1.1",
+                      "version": "0.2.5",
                       "dependencies": {
-                        "fstream": {
+                        "nopt": {
-                          "version": "0.1.25",
+                          "version": "2.1.2",
                           "dependencies": {
-                            "rimraf": {
+                            "abbrev": {
-                              "version": "2.2.4"
+                              "version": "1.0.4"
-                            },
-                            "graceful-fs": {
-                              "version": "2.0.1"
-                            },
-                            "inherits": {
-                              "version": "2.0.1"
                             }
                           }
                         },
+                        "npmlog": {
+                          "version": "0.0.6",
+                          "dependencies": {
+                            "ansi": {
+                              "version": "0.2.1"
+                            }
+                          }
+                        },
+                        "semver": {
+                          "version": "2.1.0"
+                        },
                         "tar": {
-                          "version": "0.1.18",
+                          "version": "0.1.19",
                           "dependencies": {
                             "inherits": {
                               "version": "2.0.1"
                             },
                             "block-stream": {
                               "version": "0.0.7"
+                            },
+                            "fstream": {
+                              "version": "0.1.25",
+                              "dependencies": {
+                                "graceful-fs": {
+                                  "version": "2.0.1"
+                                }
+                              }
                             }
                           }
                         },
-                        "commander": {
+                        "tar-pack": {
-                          "version": "1.1.1",
+                          "version": "2.0.0",
                           "dependencies": {
-                            "keypress": {
+                            "uid-number": {
-                              "version": "0.1.0"
+                              "version": "0.0.3"
+                            },
+                            "once": {
+                              "version": "1.1.1"
+                            },
+                            "debug": {
+                              "version": "0.7.4"
+                            },
+                            "fstream": {
+                              "version": "0.1.25",
+                              "dependencies": {
+                                "graceful-fs": {
+                                  "version": "2.0.1"
+                                },
+                                "inherits": {
+                                  "version": "2.0.1"
+                                }
+                              }
+                            },
+                            "fstream-ignore": {
+                              "version": "0.0.7",
+                              "dependencies": {
+                                "minimatch": {
+                                  "version": "0.2.14",
+                                  "dependencies": {
+                                    "sigmund": {
+                                      "version": "1.0.0"
+                                    }
+                                  }
+                                },
+                                "inherits": {
+                                  "version": "2.0.1"
+                                }
+                              }
+                            },
+                            "readable-stream": {
+                              "version": "1.0.24"
+                            },
+                            "graceful-fs": {
+                              "version": "1.2.3"
                             }
                           }
+                        },
+                        "aws-sdk": {
+                          "version": "2.0.0-rc8",
+                          "dependencies": {
+                            "xml2js": {
+                              "version": "0.2.4",
+                              "dependencies": {
+                                "sax": {
+                                  "version": "0.6.0"
+                                }
+                              }
+                            },
+                            "xmlbuilder": {
+                              "version": "0.4.2"
+                            }
+                          }
+                        },
+                        "rc": {
+                          "version": "0.3.2",
+                          "dependencies": {
+                            "optimist": {
+                              "version": "0.3.7",
+                              "dependencies": {
+                                "wordwrap": {
+                                  "version": "0.0.2"
+                                }
+                              }
+                            },
+                            "deep-extend": {
+                              "version": "0.2.6"
+                            },
+                            "ini": {
+                              "version": "1.1.0"
+                            }
+                          }
+                        },
+                        "rimraf": {
+                          "version": "2.2.5"
                         }
                       }
                     }
@@ -239,7 +329,7 @@
           }
         },
         "tilelive-mapnik": {
-          "version": "0.6.4",
+          "version": "0.6.5",
           "dependencies": {
             "eio": {
               "version": "0.2.2"
@@ -267,10 +357,18 @@
       "version": "0.3.0"
     },
     "redis-mpool": {
-      "version": "0.0.2",
+      "version": "0.0.3",
       "dependencies": {
         "generic-pool": {
           "version": "2.0.4"
+        },
+        "hiredis": {
+          "version": "0.1.16",
+          "dependencies": {
+            "bindings": {
+              "version": "1.1.1"
+            }
+          }
         }
       }
     },
@@ -280,31 +378,15 @@
     "lzma": {
       "version": "1.2.3"
     },
-    "strftime": {
-      "version": "0.6.2"
-    },
     "semver": {
       "version": "1.1.4"
     },
+    "strftime": {
+      "version": "0.6.2"
+    },
     "redis": {
       "version": "0.8.6"
     },
-    "redis-mpool": {
-      "version": "0.0.2",
-      "dependencies": {
-        "generic-pool": {
-          "version": "2.0.4"
-        }
-      }
-    },
-    "hiredis": {
-      "version": "0.1.15",
-      "dependencies": {
-        "bindings": {
-          "version": "1.1.0"
-        }
-      }
-    },
     "mocha": {
       "version": "1.14.0",
       "dependencies": {
@@ -338,7 +420,7 @@
           "version": "3.2.3",
           "dependencies": {
             "minimatch": {
-              "version": "0.2.12",
+              "version": "0.2.14",
               "dependencies": {
                 "lru-cache": {
                   "version": "2.5.0"

package.json

@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "windshaft-cartodb",
-    "version": "1.6.0",
+    "version": "1.6.2",
     "description": "A map tile server for CartoDB",
     "keywords": [
       "cartodb"
@@ -24,7 +24,7 @@
     "dependencies": {
         "node-varnish": "0.1.1",
         "underscore"  : "~1.3.3",
-        "windshaft"  : "~0.14.5",
+        "windshaft"  : "~0.15.0",
         "step": "0.0.x",
         "request": "2.9.202",
         "cartodb-redis": "~0.3.0",

test/acceptance/multilayer.js

@@ -19,6 +19,14 @@ var serverOptions = require(__dirname + '/../../lib/cartodb/server_options');
 var server = new CartodbWindshaft(serverOptions);
 server.setMaxListeners(0);
 
+// Check that the response headers do not request caching
+// Throws on failure
+function checkNoCache(res) {
+  assert.ok(!res.headers.hasOwnProperty('x-cache-channel'));
+  assert.ok(!res.headers.hasOwnProperty('cache-control')); // is this correct ?
+  assert.ok(!res.headers.hasOwnProperty('last-modified')); // is this correct ?
+}
+
 suite('multilayer', function() {
 
     var redis_client = redis.createClient(global.environment.redis.port);
@@ -460,6 +468,35 @@ suite('multilayer', function() {
       });
     });
 
+    // Also tests that server doesn't crash:
+    // see http://github.com/CartoDB/Windshaft-cartodb/issues/109
+    test("layergroup creation fails if sql is bogus", function(done) {
+      var layergroup =  {
+        stat_tag: 'random_tag',
+        version: '1.0.0',
+        layers: [
+           { options: {
+               sql: 'select bogus(0,0) as the_geom_webmercator',
+               cartocss: '#layer { polygon-fill:red; }', 
+               cartocss_version: '2.0.1' 
+             } }
+        ]
+      };
+      assert.response(server, {
+          url: '/tiles/layergroup',
+          method: 'POST',
+          headers: {host: 'localhost', 'Content-Type': 'application/json' },
+          data: JSON.stringify(layergroup)
+      }, {}, function(res) {
+          assert.equal(res.statusCode, 400, res.body);
+          var parsed = JSON.parse(res.body);
+          var msg = parsed.errors[0];
+          assert.ok(msg.match(/bogus.*exist/), msg);
+          checkNoCache(res);
+          done();
+      });
+    });
+
     test("layergroup with 2 private-table layers", function(done) {
 
       var layergroup =  {
@@ -863,6 +900,71 @@ suite('multilayer', function() {
       );
     });
 
+    // SQL strings can be of arbitrary length, when using POST
+    // See https://github.com/CartoDB/Windshaft-cartodb/issues/111
+    test("sql string can be very long", function(done){
+      var long_val = 'pretty';
+      for (var i=0; i<1024; ++i) long_val += ' long'
+      long_val += ' string';
+      var sql = "SELECT ";
+      for (var i=0; i<16; ++i) 
+        sql += "'" + long_val + "'::text as pretty_long_field_name_" + i + ", ";
+      sql += "cartodb_id, the_geom_webmercator FROM gadm4 g";
+      var layergroup =  {
+        version: '1.0.0',
+        layers: [
+           { options: {
+               sql: sql,
+               cartocss: '#layer { marker-fill:red; }', 
+               cartocss_version: '2.0.1'
+             } }
+        ]
+      };
+      var errors = [];
+      var expected_token; 
+      Step(
+        function do_post()
+        {
+          var data = JSON.stringify(layergroup);
+          assert.ok(data.length > 1024*64);
+          var next = this;
+          assert.response(server, {
+              url: '/tiles/layergroup?api_key=1234',
+              method: 'POST',
+              headers: {host: 'localhost', 'Content-Type': 'application/json' },
+              data: data
+          }, {}, function(res) { next(null, res); });
+        },
+        function check_result(err, res) {
+          if ( err ) throw err;
+          assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
+          var parsedBody = JSON.parse(res.body);
+          var token_components = parsedBody.layergroupid.split(':');
+          expected_token = token_components[0];
+          return null;
+        },
+        function cleanup(err) {
+          if ( err ) errors.push(err.message);
+          if ( ! expected_token ) return null;
+          var next = this;
+          redis_client.keys("map_style|test_cartodb_user_1_db|~" + expected_token, function(err, matches) {
+              if ( err ) errors.push(err.message);
+              assert.equal(matches.length, 1, "Missing expected token " + expected_token + " from redis: " + matches);
+              redis_client.del(matches, function(err) {
+                if ( err ) errors.push(err.message);
+                next();
+              });
+          });
+        },
+        function finish(err) {
+          if ( err ) errors.push('' + err);
+          if ( errors.length ) done(new Error(errors.join(',')));
+          else done(null);
+        }
+      );
+    });
+
+
     suiteTeardown(function(done) {
 
         // This test will add map_style records, like

test/acceptance/server.js

@@ -107,7 +107,7 @@ suite('server', function() {
         }, function(res) {
             var parsed = JSON.parse(res.body);
             assert.equal(parsed.style, _.template(default_style, {table: 'my_table'}));
-            assert.equal(parsed.style_version, mapnik.versions.mapnik);
+            assert.equal(parsed.style_version, mapnik_version);
             done();
         });
     });
@@ -125,6 +125,7 @@ suite('server', function() {
           assert.equal(res.statusCode, 400, res.body);
           assert.deepEqual(JSON.parse(res.body),
             {error: 'Sorry, you are unauthorized (permission denied)'});
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
           done();
         });
     });
@@ -142,6 +143,7 @@ suite('server', function() {
           assert.equal(res.statusCode, 400, res.statusCode + ': ' + res.body);
           assert.deepEqual(JSON.parse(res.body),
             {error:"missing unknown_user's database_name in redis (try CARTODB/script/restore_redis)"});
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
           done();
         });
     });
@@ -158,7 +160,7 @@ suite('server', function() {
           var parsed = JSON.parse(res.body);
           var style = _.template(default_style, {table: 'test_table_private_1'});
           assert.equal(parsed.style, style);
-          assert.equal(parsed.style_version, mapnik.versions.mapnik); 
+          assert.equal(parsed.style_version, mapnik_version); 
           done();
         });
     });
@@ -212,9 +214,12 @@ suite('server', function() {
             url: '/tiles/my_table/style',
             method: 'POST'
         },{
-            status: 400,
             body: '{"error":"must send style information"}'
-        }, function() { done(); });
+        }, function(res) {
+          assert.equal(res.statusCode, 400);
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
+          done();
+        });
     });
     
     test("post'ing bad style returns 400 with error", function(done){
@@ -351,7 +356,7 @@ suite('server', function() {
                 assert.equal(res.statusCode, 200, res.body);
                 var parsed = JSON.parse(res.body);
                 assert.equal(parsed.style, style);
-                assert.equal(parsed.style_version, mapnik.versions.mapnik);
+                assert.equal(parsed.style_version, mapnik_version);
                 done();
               });
             });
@@ -379,7 +384,7 @@ suite('server', function() {
               var parsed = JSON.parse(res.body);
               // NOTE: no transform expected for the specific style
               assert.equal(parsed.style, style);
-              assert.equal(parsed.style_version, mapnik.versions.mapnik);
+              assert.equal(parsed.style_version, mapnik_version);
               done();
             });
         });
@@ -766,6 +771,8 @@ suite('server', function() {
           assert.equal(res.statusCode, 400, res.statusCode + ': ' + res.body);
           assert.deepEqual(JSON.parse(res.body),
             {error:"missing unknown_user's database_name in redis (try CARTODB/script/restore_redis)"});
+          assert.ok(!res.headers.hasOwnProperty('cache-control'),
+            "Unexpected Cache-Control: " + res.headers['cache-control']);
           done();
         });
     });
@@ -786,6 +793,9 @@ suite('server', function() {
         }, function(res) {
           // 401 Unauthorized
           assert.equal(res.statusCode, 401, res.statusCode + ': ' + res.body);
+          // Failed in 1.6.0 of https://github.com/CartoDB/Windshaft-cartodb/issues/107
+          assert.ok(!res.headers.hasOwnProperty('cache-control'),
+            "Unexpected Cache-Control: " + res.headers['cache-control']);
           done();
         });
     });
@@ -1179,6 +1189,7 @@ suite('server', function() {
             method: 'DELETE'
         },{}, function(res) {
           assert.equal(res.statusCode, 404, res.statusCode + ': ' + res.body);
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
           done();
         });
     });
@@ -1210,6 +1221,7 @@ suite('server', function() {
         },{}, function(res) {
           // FIXME: should be 401 instead
           assert.equal(res.statusCode, 500, res.statusCode + ': ' + res.body);
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
           done();
         });
     });
@@ -1262,6 +1274,7 @@ suite('server', function() {
             method: 'DELETE'
         },{}, function(res) {
           assert.equal(res.statusCode, 404, res.statusCode + ': ' + res.body);
+          assert.ok(!res.headers.hasOwnProperty('cache-control'));
           done();
         });
     });

test/support/SQLAPIEmu.js

@@ -5,31 +5,60 @@ var o = function(port, cb) {
 
   this.queries = [];
   var that = this;
+
   this.sqlapi_server = http.createServer(function(req,res) {
-        var query = url.parse(req.url, true).query;
+      //console.log("server got request with method " + req.method);
-        that.queries.push(query);
+      var query;
-        if ( query.q.match('SQLAPIERROR') ) {
+      if ( req.method == 'GET' ) {
-          res.statusCode = 400;
+        query = url.parse(req.url, true).query;
-          res.write(JSON.stringify({'error':'Some error occurred'}));
+        that.handleQuery(query, res);
-        } else if ( query.q.match('EPOCH.* as max') ) {
+      }
-          // This is the structure of the known query sent by tiler
+      else if ( req.method == 'POST') {
-          var row = {
+        var data = '';
-            'max': 1234567890.123
+        req.on('data', function(chunk) {
-          };
+          //console.log("GOT Chunk  " + chunk);
-          res.write(JSON.stringify({rows: [ row ]}));
+          data += chunk;
-        } else {
+        });
-          var qs = JSON.stringify(query);
+        req.on('end', function() {
-          var row = {
+          //console.log("Data is: "); console.dir(data);
-            // This is the structure of the known query sent by tiler
+          query = JSON.parse(data);
-            'cdb_querytables': '{' + qs + '}',
+          //console.log("Parsed is: "); console.dir(query);
-            'max': qs
+          //console.log("handleQuery is " + that.handleQuery);
-          };
+          that.handleQuery(query, res);
-          res.write(JSON.stringify({rows: [ row ]}));
+        });
-        }
+      }
-        res.end();
+      else {
+        that.handleQuery('SQLAPIEmu does not support method' + req.method, res);
+      }
    }).listen(port, cb);
 };
 
+o.prototype.handleQuery = function(query, res) {
+    this.queries.push(query);
+    if ( query.q.match('SQLAPIERROR') ) {
+      res.statusCode = 400;
+      res.write(JSON.stringify({'error':'Some error occurred'}));
+    } else if ( query.q.match('EPOCH.* as max') ) {
+      // This is the structure of the known query sent by tiler
+      var row = {
+        'max': 1234567890.123
+      };
+      res.write(JSON.stringify({rows: [ row ]}));
+    } else {
+      var qs = JSON.stringify(query);
+      var row = {
+        // This is the structure of the known query sent by tiler
+        'cdb_querytables': '{' + qs + '}',
+        'max': qs
+      };
+      var out_obj = {rows: [ row ]};
+      var out = JSON.stringify(out_obj);
+      res.write(out);
+    }
+    res.end();
+  };
+
+
 o.prototype.close = function(cb) {
   this.sqlapi_server.close(cb);
 };

tools/show_style

@@ -2,28 +2,84 @@
 
 # TODO: port to node, if you really need it
 
-REDIS_PORT=6379 # default port
+ENV='development';
-
+BASEDIR=`cd $(dirname $0)/../; pwd`
 
 if test -z "$1"; then
-  echo "Usage: $0 <username> [<tablename>|~<token>]" >&2
+  echo "Usage: $0 [--env <environment>] <username> [<tablename>|~<token>]" >&2
+  echo " environment defaults to 'development'"
+  exit 1
+fi
+
+username=""
+token=""
+
+while test -n "$1"; do
+  if test "$1" = "--env"; then
+    shift; ENV="$1"; shift
+  elif test -z "$username"; then
+    username="$1"; shift
+  elif test -z "$token"; then
+    token="$1"; shift
+  else
+    echo "Unused option $1" >&2
+    shift
+  fi
+done
+
+echo "Using environment '${ENV}'"
+
+CONFIG="${BASEDIR}/config/environments/${ENV}.js"
+REDIS_PORT=`node -e "console.log(require('${CONFIG}').redis.port)"`
+if test $? -ne 0; then
   exit 1
 fi
 
-username="$1"
-token="$2"
 
 dbname=`redis-cli -p ${REDIS_PORT} -n 5 hget "rails:users:${username}" "database_name"`
 if test $? -ne 0; then
   exit 1
 fi
 if test -z "${dbname}"; then
-  echo "Username ${username} unknown by redis (try CARTODB/script/restore_redis?)" >&2
+  echo "Username ${username} unknown by redis on port ${REDIS_PORT} (try CARTODB/script/restore_redis?)" >&2
   exit 1
 fi
 echo "Database name for user ${username}: ${dbname}" # only if verbose?
 if test -n "$token"; then
-  redis-cli get "map_style|${dbname}|${token}" | sed -e 's/\\n/\n/g' -e 's/\\//g'
+  rec=`redis-cli get "map_style|${dbname}|${token}"`
+  if test -z "${rec}"; then
+    echo "${token}: no such map style known by redis on port ${REDIS_PORT}" >&2
+    exit 1
+  fi
+  #echo "${rec}" 
+  escrec=`echo "${rec}" | sed -e 's/\\\\/\\\\\\\\/g'`
+  #echo "${escrec}" 
+  node <<EOF
+var x=JSON.parse('${escrec}');
+console.log('style: ' + x.style);
+console.log('version: ' + x.version);
+
+global.environment = require('${CONFIG}');
+var serverOptions = require('${BASEDIR}/lib/cartodb/server_options'); // _after_ setting global.environment
+var grainstore = require('${BASEDIR}/node_modules/windshaft/node_modules/grainstore/lib/grainstore');
+var mml_store = new grainstore.MMLStore(serverOptions.redis, serverOptions.grainstore);
+var builderconfig = {dbname:'${dbname}'};
+if ( '${token}'.match(/^~/) ) {
+  builderconfig.token = '${token}'.substring(1);
+} else {
+  builderconfig.table = '${token}';
+}
+var mml_builder = mml_store.mml_builder(builderconfig,
+      function(err, payload) {
+        if ( err ) throw err;
+        mml_builder.toXML(function(err, xml) {
+        if ( err ) throw err;
+          console.log('- XML - ');
+          console.log(xml);
+        });
+      });
+EOF
+  #echo "${rec}" | sed -e 's/\\n/\n/g' -e 's/\\//g'
 else
   redis-cli keys "map_style|${dbname}|*"
 fi