Issue #89: Add blendb demonstration with postgres

Signed-off-by: rafaelatc3sl <rpd17@c3sl>

.dockerignore

 /artwork
-/config
+/config/*.yaml
+!/config/*.example
 /coverage
 /database
 /doc

.gitlab-ci.yml

@@ -11,7 +11,7 @@ variables:
     POSTGRES_USER: 'runner'
     POSTGRES_PASSWORD: ''
     MONETDB_NAME: 'blendb_fixture'
-    PKG_VERSION: 'latest'
+    PKG_VERSION: '1.0-alpha'
     DOCKER_URL: 'dockerregistry.c3sl.ufpr.br:5000/c3sl/blendb:'
 
 cache:
@@ -69,5 +69,5 @@ deploy:
         - docker
         - build
     only:
-        - master
+        - develop
 

config/config.env.example

-BLENDB_DB_USER=blendb
 BLENDB_DB_NAME=blendb-test
+BLENDB_DB_USER=blendb
 BLENDB_DB_PASSWORD=secret
 BLENDB_DB_HOST=localhost
 BLENDB_DB_PORT=5432
 BLENDB_ADAPTER=postgres
-BLENDB_SCHEMA_FILE=config/config.yaml
+BLENDB_SCHEMA_FILE=config/config.yaml.example
 PORT=3000

config/config.yaml.example

-connection:
-    user: 'blendb'
-    database: 'blendb-test'
-    password: 'secret'
-    host: 'localhost'
-    port: 5432
-    max: 10
-    idleTimeoutMillis: 30000
-struct:
-    create: false
-    insert: false
-schema:
-    views:
-    metrics:
-    dimensions:
+# gitignore ignores files.yaml in this folder
+# however a config file for tests in CI is required
+# so this example file in fact is the CI test file
+views:
+    links:
+        - config/market_views.yaml.example
+    obj:
+        -
+            alias: "Seller"
+            data: "test/postgres/fixtures/seller.json"
+            origin: true
+            dimensions:
+                - "dim:seller:name"
+                - "dim:seller:sex"
+                - "dim:seller:cpf"
+                - "dim:seller:id"
+                - "dim:seller:status"
+            metrics:
+                - "met:seller:avg:age"
+                - "met:seller:max:age"
+                - "met:seller:min:age"
+                - "met:seller:count:age"
+metrics:
+    links:
+        - config/market_metrics.yaml.example
+    obj:
+        - 
+            name: "met:seller:avg:age" 
+            dataType: "float"
+            aggregation: "avg"
+            description: "The seller average age"
+dimensions:
+    links:
+        - config/market_dimensions.yaml.example
+    obj:
+        -
+            name: "dim:seller:name"
+            dataType: "string"
+            description: "Name of the seller from market"
+enumTypes:
+    links:
+        - config/market_enum.yaml.example
+    obj:
+        - []
+sources:
+    links:
+        - config/market_sources.yaml.example
+    obj:
+        -
+            name: "Seller"
+            description: "Market worker"
+            fields:
+            -
+                name: "name"
+                description: "Seller name"
+                dataType: "string"
+            -
+                name: "age"
+                description: "Seller age"
+                dataType: "integer"
+            -
+                name: "sex"
+                description: "Seller sex"
+                enumType: "enumsex"
+                dataType: "enumtype"
+            -
+                name: "CPF"
+                description: "Seller CPF"
+                dataType: "string"
+            -
+                name: "id"
+                description: "Seller id"
+                dataType: "integer"

docker-compose.yml

 version: '3.3'
 services:
+    blendb-postgres:
+        image: postgres:10
+        container_name: postgres
+        environment:
+            POSTGRES_PASSWORD: passwd
+            PGDATA: /var/lib/postgresql/docker/pgdata
+        ports:
+           - 5432:5432
+        restart: unless-stopped
+        security_opt:
+           - no-new-privileges
     blendb:
         image: marula.c3sl.ufpr.br:5000/c3sl/blendb:latest
         build: .
         container_name: blendb
-#        depends_on:
-#            - db
         environment:
-            BLENDB_DB_USER: ${BLENDB_DB_USER}
-            BLENDB_DB_PASSWORD: ${BLENDB_DB_PASSWORD}
-            BLENDB_DB_NAME: ${BLENDB_DB_NAME}
-            BLENDB_DB_HOST: ${BLENDB_DB_HOST}
-            BLENDB_DB_PORT: ${BLENDB_DB_PORT}
-            BLENDB_ST_CREATE: ${BLENDB_ST_CREATE}
-            BLENDB_ST_INSERT: ${BLENDB_ST_INSERT}
-            BLENDB_ADAPTER: ${BLENDB_ADAPTER}
-        volumes:
-            -
-                type: bind
-                source: ./config
-                target: /home/node/app/config
-            -
-                type: tmpfs
-                target: /tmp
+            BLENDB_DB_USER: postgres
+            BLENDB_DB_PASSWORD: passwd
+            BLENDB_DB_NAME: postgres
+            BLENDB_DB_HOST: postgres
+            BLENDB_DB_PORT: 5432
+            BLENDB_ADAPTER: postgres
+            BLENDB_SCHEMA_FILE: config/config.yaml.example
+            PORT: 3000
+        ports:
+            - 3000:3000
+        command: ["yarn","test-mode"]
         restart: unless-stopped
         read_only: 'true'
         security_opt:
             - no-new-privileges
-
-#    db:
-#        image: postgres:9.6
-#        container_name: db
-#        ports:
-#            - "5432"
-#        restart: unless-stopped
-#        #read_only: 'true'
-#        security_opt:
-#            - no-new-privileges
+        volumes:
+            -
+                type: tmpfs
+                target: /tmp

package.json

@@ -4,13 +4,14 @@
   "description": "BlenDB",
   "main": "index.js",
   "scripts": {
-    "start": "env $(cat config/config.env) node index",
+    "start": "env $(cat config/config.env ) node index",
     "lint": "tslint -s node_modules/tslint-stylish -t stylish src/**/*.ts test/**/*.ts",
     "test": "env $(cat config/test.env) ts-node node_modules/istanbul/lib/cli.js cover -x \"**/*.spec.ts\" -e .ts _mocha",
     "show-coverage": "xdg-open coverage/lcov-report/index.html",
     "doc-api": "raml2html -i specs/blendb-api-v1.raml -o doc/api-v1-reference.html",
     "schema": "env $(cat config/config.env ) ts-node scripts/schema.ts config/config.yaml schema.sql",
     "service": "./scripts/service.sh",
+    "test-mode": "ts-node scripts/loadTest.ts && node index",
     "doc-code": "typedoc --mode 'file' --module 'commonjs' --target 'ES6' --ignoreCompilerErrors --exclude '**/*.spec.ts' --out 'doc/code' 'src'"
   },
   "repository": {

scripts/loadTest.ts

+#!/usr/bin/env node
+
+/*
+ * Copyright (C) 2018 Centro de Computacao Cientifica e Software Livre
+ * Departamento de Informatica - Universidade Federal do Parana
+ *
+ * This file is part of blendb.
+ *
+ * blendb is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * blendb is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with blendb.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+import { Fixture as FixPostgres } from "../test/postgres/fixture";
+import { ConfigParser } from "../src/util/configParser";
+
+let config: any;
+let fixture;
+
+const configPath = process.env.BLENDB_SCHEMA_FILE;
+config = ConfigParser.parse(configPath);
+
+fixture = new FixPostgres(config.connection);
+
+fixture.load(config.loadViews, (err) => {
+    if (err) {
+        throw err;
+    }
+})