Files
templates/build-scripts/validate-template.ts
lefolalan f3c1060443 feat: add ChirpStack LoRaWAN Network Server template (#486)
* feat: add ChirpStack LoRaWAN Network Server template

  Add complete ChirpStack v4 template with:
  - Main ChirpStack server with web UI
  - UDP and Basics Station gateway bridges
  - REST API interface
  - PostgreSQL database with PostGIS extensions
  - Redis cache
  - Mosquitto MQTT broker

Default configuration for EU868 region with secure random credentials. Supports all LoRaWAN frequency bands globally.

* fix(chirpstack): use original configurations from chirpstack-docker repo

Update template.toml to use exact configuration files from the
chirpstack-docker repository instead of simplified versions:

- Use original chirpstack.toml with all 15 enabled regions
- Use original gateway bridge configuration with documentation links
- Use complete Basics Station EU868 config with frequency plans
- Keep original Mosquitto and PostgreSQL initialization scripts

Template size increased from 131 to 219 lines (4.7KB) to include
comprehensive default configurations that match the official setup.

* feat: add all 38 region configuration files

* fix(chirpstack): add volume mounts to expose config files to containers

* fix(chirpstack): remove read-only flag

* fix(chirpstack): correct file paths for configuration mounts in docker-compose and template files

* fix: update volume paths to be on correct directory level

* fix: configure template for dokploy-network with proper DNS resolution

- Add dokploy-network configuration to docker-compose.yml
- Replace environment variable placeholders with actual service hostnames
- Change PostgreSQL DSN from $POSTGRESQL_HOST to postgres
- Change Redis server from $REDIS_HOST to redis
- Replace $MQTT_BROKER_HOST with mosquitto in all 39 region configurations

These changes ensure Docker DNS resolution works correctly by:
- Using dokploy-network (overlay) instead of bridge network
- Using service names directly in TOML config files (TOML doesn't expand env vars)
- Enabling proper service discovery between containers

This resolves DNS resolution failures that caused ChirpStack to fail connecting
to PostgreSQL and MQTT services during deployment.

* fix: add missing network configurations for all services in docker-compose

* feat: add internal services to config.domains for proper network configuration

* Update docker-compose.yml

* fix: enhance domain validation in template validator

- Updated the TemplateValidator to ensure that if the 'host' field is provided, it must be a valid string.
- Added comments to clarify that 'host' is optional for internal services.

* refactor: remove redundant host validation in template validator

- Removed the validation for the 'host' field in the TemplateValidator, as it is optional for internal services and does not require a type check if not provided.

* refactor: remove internal service domain configurations from template

- Eliminated the domain configurations for internal services (Postgres, Redis, Mosquitto) from the template.toml file, streamlining the configuration for better clarity and maintainability.

---------

Co-authored-by: Mauricio Siu <47042324+Siumauricio@users.noreply.github.com>
Co-authored-by: Mauricio Siu <siumauricio@icloud.com>
2025-12-14 00:13:13 -06:00

623 lines
20 KiB
TypeScript
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#!/usr/bin/env tsx
/**
* Validation script for template.toml and docker-compose.yml files
* Validates structure, syntax, and consistency between files
*/
import * as fs from "fs";
import * as path from "path";
import { parse } from "toml";
import * as yaml from "yaml";
import type { ComposeSpecification } from "./type";
import { processVariables, processValue, type Schema } from "./helpers";
interface TemplateValidatorOptions {
templateDir?: string | null;
composeServices?: string[] | null;
verbose?: boolean;
exitOnError?: boolean;
}
interface ValidationResult {
valid: boolean;
errors: string[];
warnings: string[];
}
interface DomainConfig {
serviceName?: string;
port?: number | string;
host?: string;
path?: string;
}
interface MountConfig {
filePath?: string;
content?: string;
}
interface TemplateData {
variables?: Record<string, string>;
config?: {
domains?: DomainConfig[];
env?: string[] | Record<string, string | boolean | number> | Array<string | Record<string, string | boolean | number>>;
mounts?: MountConfig[];
};
}
type LogLevel = "info" | "success" | "warning" | "error" | "debug";
class TemplateValidator {
private options: Required<TemplateValidatorOptions>;
private errors: string[] = [];
private warnings: string[] = [];
constructor(options: TemplateValidatorOptions = {}) {
this.options = {
templateDir: options.templateDir || null,
composeServices: options.composeServices || null,
verbose: options.verbose || false,
exitOnError: options.exitOnError !== false,
...options,
};
}
private log(message: string, level: LogLevel = "info"): void {
if (!this.options.verbose && level === "debug") return;
const prefix: Record<LogLevel, string> = {
info: "🔍",
success: "✅",
warning: "⚠️",
error: "❌",
debug: "🔍",
};
console.log(`${prefix[level] || ""} ${message}`);
}
private error(message: string): void {
this.errors.push(message);
this.log(message, "error");
}
private warning(message: string): void {
this.warnings.push(message);
this.log(message, "warning");
}
/**
* Validate helper syntax (based on Dokploy's processValue function)
*/
private validateHelper(helper: string, context: string = ""): void {
const validHelpers = [
"domain",
"base64",
"password",
"hash",
"uuid",
"timestamp",
"timestampms",
"timestamps",
"randomPort",
"jwt",
"username",
"email",
];
// Check if it's a helper with parameters
if (helper.includes(":")) {
const [helperName, ...params] = helper.split(":");
// Validate helper name
if (!validHelpers.includes(helperName)) {
// Might be a variable reference, which is valid
return;
}
// Validate parameter formats
if (helperName === "base64" || helperName === "password" || helperName === "hash") {
// Format: helper:number
const param = params[0];
if (param && isNaN(parseInt(param, 10))) {
this.warning(
`${context}: helper '${helper}' has invalid parameter (should be a number)`
);
}
} else if (helperName === "timestampms" || helperName === "timestamps") {
// Format: timestampms:datetime or timestamps:datetime
const datetime = params.join(":"); // Rejoin in case datetime has colons
if (datetime) {
// Try to parse as date
const date = new Date(datetime);
if (isNaN(date.getTime())) {
this.warning(
`${context}: helper '${helper}' has invalid datetime format`
);
}
}
} else if (helperName === "jwt") {
// Format: jwt:secret or jwt:secret:payload or jwt:length
if (params.length > 0) {
const firstParam = params[0];
// If it's a number, it's jwt:length (deprecated but valid)
if (!isNaN(parseInt(firstParam, 10))) {
// Valid: jwt:32
return;
}
// Otherwise it's jwt:secret or jwt:secret:payload
// Both are valid
}
}
} else {
// Simple helper without parameters
if (!validHelpers.includes(helper)) {
// Might be a variable reference, which is valid
return;
}
}
}
/**
* Parse docker-compose.yml and extract service names
*/
private parseComposeServices(composePath: string): string[] {
try {
if (!fs.existsSync(composePath)) {
this.warning(`docker-compose.yml not found at ${composePath}`);
return [];
}
const content = fs.readFileSync(composePath, "utf8");
const compose = yaml.parse(content) as ComposeSpecification;
if (!compose || typeof compose !== "object") {
this.error(`Invalid docker-compose.yml structure at ${composePath}`);
return [];
}
// Extract service names using the official ComposeSpecification type
const services = compose.services || {};
const serviceNames = Object.keys(services);
if (serviceNames.length === 0) {
this.warning(`No services found in docker-compose.yml at ${composePath}`);
}
return serviceNames;
} catch (error: any) {
this.error(
`Failed to parse docker-compose.yml at ${composePath}: ${error.message}`
);
return [];
}
}
/**
* Validate template.toml structure
*/
private validateTemplate(tomlPath: string, composeServices: string[] | null = null): boolean {
try {
if (!fs.existsSync(tomlPath)) {
this.error(`template.toml not found at ${tomlPath}`);
return false;
}
// Parse TOML
let data: TemplateData;
try {
const content = fs.readFileSync(tomlPath, "utf8");
data = parse(content) as TemplateData;
} catch (parseError: any) {
this.error(
`Invalid TOML syntax in ${tomlPath}: ${parseError.message}`
);
return false;
}
// Validate [config] section exists
if (!data.config) {
this.error("Missing [config] section in template.toml");
return false;
}
// Validate domains
if (data.config.domains) {
if (!Array.isArray(data.config.domains)) {
this.error("config.domains must be an array");
return false;
}
data.config.domains.forEach((domain, index) => {
// Required fields
if (!domain.serviceName) {
this.error(`domain[${index}]: Missing required field 'serviceName'`);
}
if (domain.port === undefined || domain.port === null) {
this.error(`domain[${index}]: Missing required field 'port'`);
}
// Validate serviceName matches docker-compose.yml services
if (domain.serviceName && composeServices && composeServices.length > 0) {
if (!composeServices.includes(domain.serviceName)) {
this.error(
`domain[${index}]: serviceName '${domain.serviceName}' not found in docker-compose.yml services. Available services: ${composeServices.join(", ")}`
);
}
}
// Validate port is a number
if (domain.port !== undefined && domain.port !== null) {
const port = typeof domain.port === "string"
? parseInt(domain.port.replace(/_/g, ""), 10)
: domain.port;
if (isNaN(Number(port)) || Number(port) < 1 || Number(port) > 65535) {
this.warning(
`domain[${index}]: port '${domain.port}' may be invalid (should be 1-65535)`
);
}
}
// Validate host format (should contain ${} for variable substitution)
if (domain.host && typeof domain.host === "string") {
if (!domain.host.includes("${")) {
this.warning(
`domain[${index}]: host '${domain.host}' doesn't use variable syntax (e.g., \${main_domain} or \${domain})`
);
} else {
// Validate helpers in host
const helperPattern = /\${([^}]+)}/g;
let match: RegExpExecArray | null;
while ((match = helperPattern.exec(domain.host)) !== null) {
this.validateHelper(match[1], `domain[${index}].host`);
}
}
}
});
} else {
this.warning("No domains configured in template.toml");
}
// Validate env - can be array or object (as per Dokploy's processEnvVars)
if (data.config.env !== undefined) {
if (Array.isArray(data.config.env)) {
// Array format: ["KEY=VALUE", ...]
data.config.env.forEach((env, index) => {
if (typeof env === "string") {
if (!env.includes("=")) {
this.warning(
`config.env[${index}]: '${env}' doesn't follow KEY=VALUE format`
);
}
} else if (typeof env === "object" && env !== null) {
// Object in array is also valid: [{"KEY": "VALUE"}, ...]
const keys = Object.keys(env);
if (keys.length === 0) {
this.warning(`config.env[${index}]: empty object`);
}
} else if (typeof env !== "boolean" && typeof env !== "number") {
this.error(
`config.env[${index}]: must be a string, object, boolean, or number`
);
}
});
} else if (typeof data.config.env === "object" && data.config.env !== null) {
// Object format: { KEY: "VALUE", ... }
// This is valid - Dokploy handles both formats
const envKeys = Object.keys(data.config.env);
if (envKeys.length === 0) {
this.warning("config.env is an empty object");
}
} else {
this.error(
"config.env must be an array or an object (as per Dokploy's processEnvVars)"
);
}
}
// Validate mounts if present
if (data.config.mounts) {
if (!Array.isArray(data.config.mounts)) {
this.error("config.mounts must be an array");
} else {
data.config.mounts.forEach((mount, index) => {
if (!mount.filePath) {
this.error(`config.mounts[${index}]: Missing required field 'filePath'`);
} else if (typeof mount.filePath !== "string") {
this.error(`config.mounts[${index}]: filePath must be a string`);
}
if (mount.content === undefined) {
this.error(`config.mounts[${index}]: Missing required field 'content'`);
} else if (typeof mount.content !== "string") {
this.error(`config.mounts[${index}]: content must be a string`);
}
});
}
}
// Validate variables if present
if (data.variables) {
if (typeof data.variables !== "object" || Array.isArray(data.variables)) {
this.error("variables must be an object");
} else {
// Validate variable values and helpers
Object.entries(data.variables).forEach(([key, value]) => {
if (typeof value !== "string") {
this.error(`variables.${key}: must be a string`);
return;
}
// Validate helpers in variable values
const helperPattern = /\${([^}]+)}/g;
let match: RegExpExecArray | null;
while ((match = helperPattern.exec(value)) !== null) {
const helper = match[1];
this.validateHelper(helper, `variables.${key}`);
}
});
// Try to process variables to ensure they resolve correctly
try {
const schema: Schema = {};
const processedVars = processVariables(data.variables, schema);
// Check if any variables failed to resolve (still contain ${})
Object.entries(processedVars).forEach(([key, value]) => {
if (typeof value === "string" && value.includes("${")) {
// Check if it's a valid variable reference or an error
const unresolved = value.match(/\${([^}]+)}/g);
if (unresolved) {
unresolved.forEach((unresolvedVar) => {
const varName = unresolvedVar.slice(2, -1);
// Check if it's a reference to another variable that exists
if (!data.variables![varName] && !varName.includes(":")) {
this.warning(
`variables.${key}: contains unresolved variable reference '${unresolvedVar}'`
);
}
});
}
}
});
// Validate that domains can be processed with resolved variables
if (data.config.domains) {
data.config.domains.forEach((domain, index) => {
if (domain.host && typeof domain.host === "string") {
try {
const processedHost = processValue(domain.host, processedVars, schema);
if (processedHost.includes("${")) {
this.warning(
`domain[${index}].host: could not fully resolve all variables. Result: ${processedHost}`
);
}
} catch (e: any) {
this.warning(
`domain[${index}].host: error processing host value: ${e.message}`
);
}
}
});
}
// Validate that env vars can be processed
if (data.config.env) {
if (Array.isArray(data.config.env)) {
data.config.env.forEach((env, index) => {
if (typeof env === "string") {
try {
const processed = processValue(env, processedVars, schema);
if (processed.includes("${")) {
this.warning(
`config.env[${index}]: could not fully resolve all variables`
);
}
} catch (e: any) {
this.warning(
`config.env[${index}]: error processing env value: ${e.message}`
);
}
}
});
} else if (typeof data.config.env === "object") {
Object.entries(data.config.env).forEach(([key, value]) => {
if (typeof value === "string") {
try {
const processed = processValue(value, processedVars, schema);
if (processed.includes("${")) {
this.warning(
`config.env.${key}: could not fully resolve all variables`
);
}
} catch (e: any) {
this.warning(
`config.env.${key}: error processing env value: ${e.message}`
);
}
}
});
}
}
// Validate that mounts can be processed
if (data.config.mounts) {
data.config.mounts.forEach((mount, index) => {
if (mount.filePath && typeof mount.filePath === "string") {
try {
const processed = processValue(mount.filePath, processedVars, schema);
if (processed.includes("${")) {
this.warning(
`config.mounts[${index}].filePath: could not fully resolve all variables`
);
}
} catch (e: any) {
this.warning(
`config.mounts[${index}].filePath: error processing filePath: ${e.message}`
);
}
}
if (mount.content && typeof mount.content === "string") {
try {
const processed = processValue(mount.content, processedVars, schema);
if (processed.includes("${")) {
this.warning(
`config.mounts[${index}].content: could not fully resolve all variables`
);
}
} catch (e: any) {
this.warning(
`config.mounts[${index}].content: error processing content: ${e.message}`
);
}
}
});
}
if (this.options.verbose) {
this.log("✅ Variables processed successfully", "success");
this.log(`📋 Processed ${Object.keys(processedVars).length} variables`, "debug");
}
} catch (e: any) {
this.error(`Failed to process variables: ${e.message}`);
}
}
}
return this.errors.length === 0;
} catch (error: any) {
this.error(`Error validating template.toml: ${error.message}`);
return false;
}
}
/**
* Validate a template directory
*/
private validateTemplateDir(templateDir: string): ValidationResult {
// Resolver rutas absolutas o relativas desde la raíz del proyecto
const resolvedDir = path.isAbsolute(templateDir)
? templateDir
: path.resolve(process.cwd(), templateDir);
const templatePath = path.join(resolvedDir, "template.toml");
const composePath = path.join(resolvedDir, "docker-compose.yml");
this.log(`Validating template: ${path.basename(resolvedDir)}`);
// Parse compose services first
const composeServices = this.parseComposeServices(composePath);
// Validate template.toml
const isValid = this.validateTemplate(templatePath, composeServices);
// Show summary
if (isValid && this.errors.length === 0) {
this.log("Template structure is valid", "success");
// Show domains info
try {
const content = fs.readFileSync(templatePath, "utf8");
const data = parse(content) as TemplateData;
if (data.config && data.config.domains) {
this.log("📋 Domains configured:");
data.config.domains.forEach((domain) => {
const service = domain.serviceName || "N/A";
const port = domain.port !== undefined ? domain.port : "N/A";
const host = domain.host || "N/A";
this.log(` - Service: ${service}, Port: ${port}, Host: ${host}`);
});
}
} catch (e) {
// Ignore errors in summary
}
}
return {
valid: isValid && this.errors.length === 0,
errors: this.errors,
warnings: this.warnings,
};
}
/**
* Main validation method
*/
validate(): ValidationResult {
if (!this.options.templateDir) {
this.error("templateDir option is required");
if (this.options.exitOnError) {
process.exit(1);
}
return { valid: false, errors: this.errors, warnings: this.warnings };
}
const result = this.validateTemplateDir(this.options.templateDir!);
if (!result.valid && this.options.exitOnError) {
process.exit(1);
}
return result;
}
}
// CLI usage
if (require.main === module) {
const args = process.argv.slice(2);
const options: TemplateValidatorOptions = {};
let templateDir: string | null = null;
// Parse command line arguments
for (let i = 0; i < args.length; i++) {
const arg = args[i];
switch (arg) {
case "--dir":
case "-d":
templateDir = args[++i];
break;
case "--verbose":
case "-v":
options.verbose = true;
break;
case "--help":
case "-h":
console.log(`
Usage: tsx validate-template.ts [options]
Options:
-d, --dir <path> Template directory path (required)
-v, --verbose Verbose output
-h, --help Show this help message
Examples:
tsx validate-template.ts --dir blueprints/grafana
tsx validate-template.ts -d blueprints/grafana --verbose
`);
process.exit(0);
break;
}
}
if (!templateDir) {
console.error("❌ Error: --dir option is required");
console.error("Use --help for usage information");
process.exit(1);
}
const validator = new TemplateValidator({
templateDir,
...options,
});
const result = validator.validate();
// Exit with appropriate code
process.exit(result.valid ? 0 : 1);
}
export default TemplateValidator;