mecano/lib/db/schema/index.js

Common functions for system deployment.

// Generated by CoffeeScript 1.11.1
var db;

module.exports = function(options) {
  var k, ref, ref1, v;
  if (options.db == null) {
    options.db = {};
  }
  ref = options.db;
  for (k in ref) {
    v = ref[k];
    if (options[k] == null) {
      options[k] = v;
    }
  }
  if (!options.host) {
    throw Error('Missing option: "host"');
  }
  if (!options.admin_username) {
    throw Error('Missing option: "admin_username"');
  }
  if (!options.admin_password) {
    throw Error('Missing option: "admin_password"');
  }
  if (!options.database) {
    throw Error('Missing option: "database"');
  }
  if (!options.engine) {
    throw Error('Missing option: "engine"');
  }
  options.engine = options.engine.toLowerCase();
  if ((ref1 = options.engine) !== 'postgres') {
    throw Error("Unsupport engine: " + (JSON.stringify(options.engine)));
  }
  if (options.port == null) {
    options.port = 5432;
  }
  this.execute({
    code_skipped: 2,
    cmd: db.cmd(options, '\\dt')
  }, function(err, status, stdout, stderr) {
    if (err) {
      throw err;
    }
    if (!err && !status) {
      throw Error("Database does not exist " + options.database);
    }
  });
  this.execute({
    cmd: db.cmd(options, "CREATE SCHEMA " + options.schema + ";"),
    unless_exec: db.cmd(options, "SELECT 1 FROM pg_namespace WHERE nspname = '" + options.schema + "';") + " | grep 1"
  });
  return this.execute({
    "if": function() {
      return options.owner != null;
    },
    unless_exec: db.cmd(options, '\\dn') + (" | grep '" + options.schema + "|" + options.owner + "'"),
    cmd: db.cmd(options, "ALTER SCHEMA " + options.schema + " OWNER TO " + options.owner + ";"),
    code_skipped: 1
  }, function(err, status, stdout, stderr) {
    if (/^ERROR:\s\srole.*does\snot\sexist/.test(stderr)) {
      throw Error("Owner " + options.owner + " does not exists");
    }
  });
};

db = require('../../misc/db');