initial commit

.dockerignore

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+node_modules
+README.md
+./config

.github/workflows/docker-publish.yml

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+name: Build and Publish Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build Docker image
+        run: docker build -t ghcr.io/${{ github.repository }}/prowlarr-proxy:latest .
+
+      - name: Push Docker image
+        run: docker push ghcr.io/${{ github.repository }}/prowlarr-proxy:latest

.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# local env files
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# vercel
+.vercel
+
+**/*.trace
+**/*.zip
+**/*.tar.gz
+**/*.tgz
+**/*.log
+package-lock.json
+**/*.bun
+
+config/

.prettierrc

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+{
+  "tabWidth": 2,
+  "useTabs": false
+}

Dockerfile

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+FROM oven/bun
+
+EXPOSE 3000
+
+COPY ./package.json ./bun.lockb ./
+RUN bun install
+
+ENV NODE_ENV=production
+
+COPY . .
+CMD ["bun", "run", "src/index.ts"]

README.md

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+# prowlerr-proxy

package.json

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+{
+  "name": "prowlarr-proxy",
+  "version": "1.0.50",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "dev": "bun run --watch src/index.ts",
+    "docker:build": "docker build -t prowlar-proxy .",
+    "docker:run": "docker run -p 3000:3000 -v $(pwd)/config:/config -it prowlar-proxy"
+  },
+  "dependencies": {
+    "elysia": "latest",
+    "yaml": "^2.4.5",
+    "zod": "^3.23.8"
+  },
+  "devDependencies": {
+    "bun-types": "latest"
+  },
+  "module": "src/index.js"
+}

src/config.ts

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+import { parse, stringify } from "yaml";
+
+import { z } from "zod";
+
+const pathSchema = z.object({
+  label: z.string(),
+  path: z.string(),
+  baseUrl: z.string().url(),
+});
+
+const configSchema = z.object({
+  suffix: z.string().default(""),
+  paths: z.array(pathSchema),
+});
+
+type Config = z.infer<typeof configSchema>;
+
+const defaultConfig: Config = {
+  suffix: "🦊",
+  paths: [
+    {
+      label: "radarr",
+      path: "/radarr/*",
+      baseUrl: "http://radarr:7878",
+    },
+    {
+      label: "sonarr",
+      path: "/sonarr/*",
+      baseUrl: "http://sonarr:8989",
+    },
+  ],
+};
+
+export async function getsertConfig() {
+  const configPath =
+    process.env.NODE_ENV !== "production"
+      ? "./config/config.yml"
+      : "/config/config.yml";
+  console.log("🦊 Config path:", configPath);
+
+  let config: Config;
+  const file = Bun.file(configPath);
+
+  const exists = await file.exists();
+  if (exists) {
+    const text = await file.text();
+    console.log("🦊 Loading config file:");
+    console.log(text);
+    const json = parse(text);
+    const maybeConfig = configSchema.safeParse(json);
+    if (maybeConfig.success) {
+      config = maybeConfig.data;
+    } else {
+      console.error("🦊 Invalid config file:");
+      console.error(maybeConfig.error.errors);
+      process.exit(1);
+    }
+  } else {
+    console.log("🦊 Config file not found, creating one with default values.");
+    await Bun.write(configPath, stringify(defaultConfig));
+    config = defaultConfig;
+  }
+
+  return config;
+}

src/index.ts

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+import { Elysia } from "elysia";
+import { getsertConfig } from "./config";
+
+async function main() {
+  const app = new Elysia();
+  const { paths, suffix } = await getsertConfig();
+
+  for (const { label, path, baseUrl } of paths) {
+    app.all(path, async ({ body, path, request, set }) => {
+      console.log(`[${label}] incoming: ${path}`);
+      if (isBodyWithName(body)) {
+        console.log(`[${label}] name: ${body.name}`);
+        body.name = body.name.replace(" (Prowlarr)", suffix);
+      }
+      const res = await fetch(`${baseUrl}${path}`, {
+        method: request.method,
+        headers: request.headers,
+        body: body ? JSON.stringify(body) : undefined,
+      });
+      const data = await res.json();
+      const version = res.headers.get("X-Application-Version");
+      if (version) {
+        set.headers["X-Application-Version"] = version;
+      }
+      console.log(`[${label}] done: ${path}`);
+      return data;
+    });
+    console.log(`🦊 ${label} is proxied at ${path} (${baseUrl})`);
+  }
+
+  app.listen(3000);
+  console.log(
+    `🦊 prowlarr-proxy is running at ${app.server?.hostname}:${app.server?.port}`
+  );
+}
+
+void main();
+
+function isBodyWithName(body: unknown): body is { name: string } {
+  return (
+    typeof body === "object" &&
+    body !== null &&
+    "name" in body &&
+    typeof (body as { name: unknown }).name === "string"
+  );
+}
+
+process.on("SIGINT", () => {
+  console.log("🦊 good bye");
+  process.exit();
+});

tsconfig.json

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+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "ES2021",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+    // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
+    // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+    // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
+
+    /* Modules */
+    "module": "ES2022",                                /* Specify what module code is generated. */
+    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
+    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
+    "types": ["bun-types"],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
+    // "resolveJsonModule": true,                        /* Enable importing .json files. */
+    // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
+    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
+    // "outDir": "./",                                   /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
+
+    /* Type Checking */
+    "strict": true,                                      /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
+    // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
+    // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
+  }
+}