@worker-tools/deno-kv-storage
Version:
An implementation of the StorageArea (1,2,3) interface for Deno with an extensible system for supporting various database backends.
91 lines • 3.43 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getSocketName = exports.isTemplateString = exports.parseConnectionUri = exports.readUInt32BE = exports.readInt32BE = exports.readUInt16BE = exports.readInt16BE = void 0;
const deps_js_1 = require("../deps.js");
function readInt16BE(buffer, offset) {
offset = offset >>> 0;
const val = buffer[offset + 1] | (buffer[offset] << 8);
return val & 0x8000 ? val | 0xffff0000 : val;
}
exports.readInt16BE = readInt16BE;
function readUInt16BE(buffer, offset) {
offset = offset >>> 0;
return buffer[offset] | (buffer[offset + 1] << 8);
}
exports.readUInt16BE = readUInt16BE;
function readInt32BE(buffer, offset) {
offset = offset >>> 0;
return ((buffer[offset] << 24) |
(buffer[offset + 1] << 16) |
(buffer[offset + 2] << 8) |
buffer[offset + 3]);
}
exports.readInt32BE = readInt32BE;
function readUInt32BE(buffer, offset) {
offset = offset >>> 0;
return (buffer[offset] * 0x1000000 +
((buffer[offset + 1] << 16) |
(buffer[offset + 2] << 8) |
buffer[offset + 3]));
}
exports.readUInt32BE = readUInt32BE;
/**
* This function parses valid connection strings according to https://www.postgresql.org/docs/14/libpq-connect.html#LIBPQ-CONNSTRING
*
* The only exception to this rule are multi-host connection strings
*/
function parseConnectionUri(uri) {
var _a, _b;
const parsed_uri = uri.match(/(?<driver>\w+):\/{2}((?<user>[^\/?#\s:]+?)?(:(?<password>[^\/?#\s]+)?)?@)?(?<full_host>[^\/?#\s]+)?(\/(?<path>[^?#\s]*))?(\?(?<params>[^#\s]+))?.*/);
if (!parsed_uri)
throw new Error("Could not parse the provided URL");
let { driver = "", full_host = "", params = "", password = "", path = "", user = "", } = (_a = parsed_uri.groups) !== null && _a !== void 0 ? _a : {};
const parsed_host = full_host.match(/(?<host>(\[.+\])|(.*?))(:(?<port>[\w]*))?$/);
if (!parsed_host)
throw new Error(`Could not parse "${full_host}" host`);
let { host = "", port = "", } = (_b = parsed_host.groups) !== null && _b !== void 0 ? _b : {};
try {
if (host) {
host = decodeURIComponent(host);
}
}
catch (_e) {
console.error((0, deps_js_1.bold)((0, deps_js_1.yellow)("Failed to decode URL host") + "\nDefaulting to raw host"));
}
if (port && Number.isNaN(Number(port))) {
throw new Error(`The provided port "${port}" is not a valid number`);
}
try {
if (password) {
password = decodeURIComponent(password);
}
}
catch (_e) {
console.error((0, deps_js_1.bold)((0, deps_js_1.yellow)("Failed to decode URL password") +
"\nDefaulting to raw password"));
}
return {
driver,
host,
params: Object.fromEntries(new URLSearchParams(params).entries()),
password,
path,
port,
user,
};
}
exports.parseConnectionUri = parseConnectionUri;
function isTemplateString(template) {
if (!Array.isArray(template)) {
return false;
}
return true;
}
exports.isTemplateString = isTemplateString;
/**
* https://www.postgresql.org/docs/14/runtime-config-connection.html#RUNTIME-CONFIG-CONNECTION-SETTINGS
* unix_socket_directories
*/
const getSocketName = (port) => `.s.PGSQL.${port}`;
exports.getSocketName = getSocketName;
//# sourceMappingURL=utils.js.map