From 05dd85210e465caa44ef7254f2781b2d12ba2882 Mon Sep 17 00:00:00 2001 From: Alan Pearce Date: Sun, 16 Oct 2022 23:49:18 +0200 Subject: Reformat files with alejandra --- user/packages/node2nix/default.nix | 27 +- user/packages/node2nix/node-env.nix | 1096 ++++++++++++++++-------------- user/packages/node2nix/node-packages.nix | 180 ++--- 3 files changed, 690 insertions(+), 613 deletions(-) (limited to 'user/packages/node2nix') diff --git a/user/packages/node2nix/default.nix b/user/packages/node2nix/default.nix index 66f82712..09eea0fe 100644 --- a/user/packages/node2nix/default.nix +++ b/user/packages/node2nix/default.nix @@ -1,17 +1,22 @@ # This file has been generated by node2nix 1.11.1. Do not edit! - -{pkgs ? import { - inherit system; -}, system ? builtins.currentSystem, nodejs ? pkgs."nodejs-18_x"}: - -let +{ + pkgs ? + import { + inherit system; + }, + system ? builtins.currentSystem, + nodejs ? pkgs."nodejs-18_x", +}: let nodeEnv = import ./node-env.nix { inherit (pkgs) stdenv lib python2 runCommand writeTextFile writeShellScript; inherit pkgs nodejs; - libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null; + libtool = + if pkgs.stdenv.isDarwin + then pkgs.darwin.cctools + else null; }; in -import ./node-packages.nix { - inherit (pkgs) fetchurl nix-gitignore stdenv lib fetchgit; - inherit nodeEnv; -} + import ./node-packages.nix { + inherit (pkgs) fetchurl nix-gitignore stdenv lib fetchgit; + inherit nodeEnv; + } diff --git a/user/packages/node2nix/node-env.nix b/user/packages/node2nix/node-env.nix index 0dd75272..b81347da 100644 --- a/user/packages/node2nix/node-env.nix +++ b/user/packages/node2nix/node-env.nix @@ -1,12 +1,25 @@ # This file originates from node2nix - -{lib, stdenv, nodejs, python2, pkgs, libtool, runCommand, writeTextFile, writeShellScript}: - -let +{ + lib, + stdenv, + nodejs, + python2, + pkgs, + libtool, + runCommand, + writeTextFile, + writeShellScript, +}: let # Workaround to cope with utillinux in Nixpkgs 20.09 and util-linux in Nixpkgs master - utillinux = if pkgs ? utillinux then pkgs.utillinux else pkgs.util-linux; + utillinux = + if pkgs ? utillinux + then pkgs.utillinux + else pkgs.util-linux; - python = if nodejs ? python then nodejs.python else python2; + python = + if nodejs ? python + then nodejs.python + else python2; # Create a tar wrapper that filters all the 'Ignoring unknown extended header keyword' noise tarWrapper = runCommand "tarWrapper" {} '' @@ -21,13 +34,16 @@ let ''; # Function that generates a TGZ file from a NPM project - buildNodeSourceDist = - { name, version, src, ... }: - + buildNodeSourceDist = { + name, + version, + src, + ... + }: stdenv.mkDerivation { name = "node-tarball-${name}-${version}"; inherit src; - buildInputs = [ nodejs ]; + buildInputs = [nodejs]; buildPhase = '' export HOME=$TMPDIR tgzFile=$(npm pack | tail -n 1) # Hooks to the pack command will add output (https://docs.npmjs.com/misc/scripts) @@ -40,468 +56,495 @@ let ''; }; - # Common shell logic - installPackage = writeShellScript "install-package" '' - installPackage() { - local packageName=$1 src=$2 + # Common shell logic + installPackage = writeShellScript "install-package" '' + installPackage() { + local packageName=$1 src=$2 - local strippedName + local strippedName - local DIR=$PWD - cd $TMPDIR + local DIR=$PWD + cd $TMPDIR - unpackFile $src + unpackFile $src - # Make the base dir in which the target dependency resides first - mkdir -p "$(dirname "$DIR/$packageName")" + # Make the base dir in which the target dependency resides first + mkdir -p "$(dirname "$DIR/$packageName")" - if [ -f "$src" ] - then - # Figure out what directory has been unpacked - packageDir="$(find . -maxdepth 1 -type d | tail -1)" + if [ -f "$src" ] + then + # Figure out what directory has been unpacked + packageDir="$(find . -maxdepth 1 -type d | tail -1)" - # Restore write permissions to make building work - find "$packageDir" -type d -exec chmod u+x {} \; - chmod -R u+w "$packageDir" + # Restore write permissions to make building work + find "$packageDir" -type d -exec chmod u+x {} \; + chmod -R u+w "$packageDir" - # Move the extracted tarball into the output folder - mv "$packageDir" "$DIR/$packageName" - elif [ -d "$src" ] - then - # Get a stripped name (without hash) of the source directory. - # On old nixpkgs it's already set internally. - if [ -z "$strippedName" ] - then - strippedName="$(stripHash $src)" - fi + # Move the extracted tarball into the output folder + mv "$packageDir" "$DIR/$packageName" + elif [ -d "$src" ] + then + # Get a stripped name (without hash) of the source directory. + # On old nixpkgs it's already set internally. + if [ -z "$strippedName" ] + then + strippedName="$(stripHash $src)" + fi - # Restore write permissions to make building work - chmod -R u+w "$strippedName" + # Restore write permissions to make building work + chmod -R u+w "$strippedName" - # Move the extracted directory into the output folder - mv "$strippedName" "$DIR/$packageName" - fi + # Move the extracted directory into the output folder + mv "$strippedName" "$DIR/$packageName" + fi - # Change to the package directory to install dependencies - cd "$DIR/$packageName" - } - ''; + # Change to the package directory to install dependencies + cd "$DIR/$packageName" + } + ''; - # Bundle the dependencies of the package - # - # Only include dependencies if they don't exist. They may also be bundled in the package. - includeDependencies = {dependencies}: + # Bundle the dependencies of the package + # + # Only include dependencies if they don't exist. They may also be bundled in the package. + includeDependencies = {dependencies}: lib.optionalString (dependencies != []) ( '' mkdir -p node_modules cd node_modules '' - + (lib.concatMapStrings (dependency: - '' - if [ ! -e "${dependency.packageName}" ]; then - ${composePackage dependency} - fi - '' - ) dependencies) + + (lib.concatMapStrings ( + dependency: '' + if [ ! -e "${dependency.packageName}" ]; then + ${composePackage dependency} + fi + '' + ) + dependencies) + '' cd .. '' ); - # Recursively composes the dependencies of a package - composePackage = { name, packageName, src, dependencies ? [], ... }@args: + # Recursively composes the dependencies of a package + composePackage = { + name, + packageName, + src, + dependencies ? [], + ... + } @ args: builtins.addErrorContext "while evaluating node package '${packageName}'" '' installPackage "${packageName}" "${src}" - ${includeDependencies { inherit dependencies; }} - cd .. - ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."} - ''; - - pinpointDependencies = {dependencies, production}: - let - pinpointDependenciesFromPackageJSON = writeTextFile { - name = "pinpointDependencies.js"; - text = '' - var fs = require('fs'); - var path = require('path'); - - function resolveDependencyVersion(location, name) { - if(location == process.env['NIX_STORE']) { - return null; - } else { - var dependencyPackageJSON = path.join(location, "node_modules", name, "package.json"); - - if(fs.existsSync(dependencyPackageJSON)) { - var dependencyPackageObj = JSON.parse(fs.readFileSync(dependencyPackageJSON)); - - if(dependencyPackageObj.name == name) { - return dependencyPackageObj.version; - } - } else { - return resolveDependencyVersion(path.resolve(location, ".."), name); - } - } - } - - function replaceDependencies(dependencies) { - if(typeof dependencies == "object" && dependencies !== null) { - for(var dependency in dependencies) { - var resolvedVersion = resolveDependencyVersion(process.cwd(), dependency); - - if(resolvedVersion === null) { - process.stderr.write("WARNING: cannot pinpoint dependency: "+dependency+", context: "+process.cwd()+"\n"); - } else { - dependencies[dependency] = resolvedVersion; - } - } - } - } - - /* Read the package.json configuration */ - var packageObj = JSON.parse(fs.readFileSync('./package.json')); - - /* Pinpoint all dependencies */ - replaceDependencies(packageObj.dependencies); - if(process.argv[2] == "development") { - replaceDependencies(packageObj.devDependencies); - } - else { - packageObj.devDependencies = {}; - } - replaceDependencies(packageObj.optionalDependencies); - replaceDependencies(packageObj.peerDependencies); - - /* Write the fixed package.json file */ - fs.writeFileSync("package.json", JSON.stringify(packageObj, null, 2)); - ''; - }; - in - '' - node ${pinpointDependenciesFromPackageJSON} ${if production then "production" else "development"} - - ${lib.optionalString (dependencies != []) - '' - if [ -d node_modules ] - then - cd node_modules - ${lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies} - cd .. - fi - ''} - ''; - - # Recursively traverses all dependencies of a package and pinpoints all - # dependencies in the package.json file to the versions that are actually - # being used. - - pinpointDependenciesOfPackage = { packageName, dependencies ? [], production ? true, ... }@args: - '' - if [ -d "${packageName}" ] - then - cd "${packageName}" - ${pinpointDependencies { inherit dependencies production; }} + ${includeDependencies {inherit dependencies;}} cd .. ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."} - fi ''; - # Extract the Node.js source code which is used to compile packages with - # native bindings - nodeSources = runCommand "node-sources" {} '' - tar --no-same-owner --no-same-permissions -xf ${nodejs.src} - mv node-* $out - ''; - - # Script that adds _integrity fields to all package.json files to prevent NPM from consulting the cache (that is empty) - addIntegrityFieldsScript = writeTextFile { - name = "addintegrityfields.js"; + pinpointDependencies = { + dependencies, + production, + }: let + pinpointDependenciesFromPackageJSON = writeTextFile { + name = "pinpointDependencies.js"; text = '' var fs = require('fs'); var path = require('path'); - function augmentDependencies(baseDir, dependencies) { - for(var dependencyName in dependencies) { - var dependency = dependencies[dependencyName]; - - // Open package.json and augment metadata fields - var packageJSONDir = path.join(baseDir, "node_modules", dependencyName); - var packageJSONPath = path.join(packageJSONDir, "package.json"); + function resolveDependencyVersion(location, name) { + if(location == process.env['NIX_STORE']) { + return null; + } else { + var dependencyPackageJSON = path.join(location, "node_modules", name, "package.json"); - if(fs.existsSync(packageJSONPath)) { // Only augment packages that exist. Sometimes we may have production installs in which development dependencies can be ignored - console.log("Adding metadata fields to: "+packageJSONPath); - var packageObj = JSON.parse(fs.readFileSync(packageJSONPath)); + if(fs.existsSync(dependencyPackageJSON)) { + var dependencyPackageObj = JSON.parse(fs.readFileSync(dependencyPackageJSON)); - if(dependency.integrity) { - packageObj["_integrity"] = dependency.integrity; - } else { - packageObj["_integrity"] = "sha1-000000000000000000000000000="; // When no _integrity string has been provided (e.g. by Git dependencies), add a dummy one. It does not seem to harm and it bypasses downloads. + if(dependencyPackageObj.name == name) { + return dependencyPackageObj.version; } - - if(dependency.resolved) { - packageObj["_resolved"] = dependency.resolved; // Adopt the resolved property if one has been provided } else { - packageObj["_resolved"] = dependency.version; // Set the resolved version to the version identifier. This prevents NPM from cloning Git repositories. + return resolveDependencyVersion(path.resolve(location, ".."), name); } - - if(dependency.from !== undefined) { // Adopt from property if one has been provided - packageObj["_from"] = dependency.from; } - - fs.writeFileSync(packageJSONPath, JSON.stringify(packageObj, null, 2)); } - // Augment transitive dependencies - if(dependency.dependencies !== undefined) { - augmentDependencies(packageJSONDir, dependency.dependencies); + function replaceDependencies(dependencies) { + if(typeof dependencies == "object" && dependencies !== null) { + for(var dependency in dependencies) { + var resolvedVersion = resolveDependencyVersion(process.cwd(), dependency); + + if(resolvedVersion === null) { + process.stderr.write("WARNING: cannot pinpoint dependency: "+dependency+", context: "+process.cwd()+"\n"); + } else { + dependencies[dependency] = resolvedVersion; } } } - - if(fs.existsSync("./package-lock.json")) { - var packageLock = JSON.parse(fs.readFileSync("./package-lock.json")); - - if(![1, 2].includes(packageLock.lockfileVersion)) { - process.stderr.write("Sorry, I only understand lock file versions 1 and 2!\n"); - process.exit(1); } - if(packageLock.dependencies !== undefined) { - augmentDependencies(".", packageLock.dependencies); + /* Read the package.json configuration */ + var packageObj = JSON.parse(fs.readFileSync('./package.json')); + + /* Pinpoint all dependencies */ + replaceDependencies(packageObj.dependencies); + if(process.argv[2] == "development") { + replaceDependencies(packageObj.devDependencies); } + else { + packageObj.devDependencies = {}; } + replaceDependencies(packageObj.optionalDependencies); + replaceDependencies(packageObj.peerDependencies); + + /* Write the fixed package.json file */ + fs.writeFileSync("package.json", JSON.stringify(packageObj, null, 2)); ''; }; + in '' + node ${pinpointDependenciesFromPackageJSON} ${ + if production + then "production" + else "development" + } + + ${lib.optionalString (dependencies != []) + '' + if [ -d node_modules ] + then + cd node_modules + ${lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies} + cd .. + fi + ''} + ''; - # Reconstructs a package-lock file from the node_modules/ folder structure and package.json files with dummy sha1 hashes - reconstructPackageLock = writeTextFile { - name = "reconstructpackagelock.js"; - text = '' - var fs = require('fs'); - var path = require('path'); + # Recursively traverses all dependencies of a package and pinpoints all + # dependencies in the package.json file to the versions that are actually + # being used. + + pinpointDependenciesOfPackage = { + packageName, + dependencies ? [], + production ? true, + ... + } @ args: '' + if [ -d "${packageName}" ] + then + cd "${packageName}" + ${pinpointDependencies {inherit dependencies production;}} + cd .. + ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."} + fi + ''; - var packageObj = JSON.parse(fs.readFileSync("package.json")); - - var lockObj = { - name: packageObj.name, - version: packageObj.version, - lockfileVersion: 2, - requires: true, - packages: { - "": { - name: packageObj.name, - version: packageObj.version, - license: packageObj.license, - bin: packageObj.bin, - dependencies: packageObj.dependencies, - engines: packageObj.engines, - optionalDependencies: packageObj.optionalDependencies - } - }, - dependencies: {} - }; - - function augmentPackageJSON(filePath, packages, dependencies) { - var packageJSON = path.join(filePath, "package.json"); - if(fs.existsSync(packageJSON)) { - var packageObj = JSON.parse(fs.readFileSync(packageJSON)); - packages[filePath] = { - version: packageObj.version, - integrity: "sha1-000000000000000000000000000=", - dependencies: packageObj.dependencies, - engines: packageObj.engines, - optionalDependencies: packageObj.optionalDependencies - }; - dependencies[packageObj.name] = { - version: packageObj.version, - integrity: "sha1-000000000000000000000000000=", - dependencies: {} - }; - processDependencies(path.join(filePath, "node_modules"), packages, dependencies[packageObj.name].dependencies); - } - } + # Extract the Node.js source code which is used to compile packages with + # native bindings + nodeSources = runCommand "node-sources" {} '' + tar --no-same-owner --no-same-permissions -xf ${nodejs.src} + mv node-* $out + ''; + + # Script that adds _integrity fields to all package.json files to prevent NPM from consulting the cache (that is empty) + addIntegrityFieldsScript = writeTextFile { + name = "addintegrityfields.js"; + text = '' + var fs = require('fs'); + var path = require('path'); + + function augmentDependencies(baseDir, dependencies) { + for(var dependencyName in dependencies) { + var dependency = dependencies[dependencyName]; + + // Open package.json and augment metadata fields + var packageJSONDir = path.join(baseDir, "node_modules", dependencyName); + var packageJSONPath = path.join(packageJSONDir, "package.json"); + + if(fs.existsSync(packageJSONPath)) { // Only augment packages that exist. Sometimes we may have production installs in which development dependencies can be ignored + console.log("Adding metadata fields to: "+packageJSONPath); + var packageObj = JSON.parse(fs.readFileSync(packageJSONPath)); + + if(dependency.integrity) { + packageObj["_integrity"] = dependency.integrity; + } else { + packageObj["_integrity"] = "sha1-000000000000000000000000000="; // When no _integrity string has been provided (e.g. by Git dependencies), add a dummy one. It does not seem to harm and it bypasses downloads. + } - function processDependencies(dir, packages, dependencies) { - if(fs.existsSync(dir)) { - var files = fs.readdirSync(dir); + if(dependency.resolved) { + packageObj["_resolved"] = dependency.resolved; // Adopt the resolved property if one has been provided + } else { + packageObj["_resolved"] = dependency.version; // Set the resolved version to the version identifier. This prevents NPM from cloning Git repositories. + } - files.forEach(function(entry) { - var filePath = path.join(dir, entry); - var stats = fs.statSync(filePath); + if(dependency.from !== undefined) { // Adopt from property if one has been provided + packageObj["_from"] = dependency.from; + } - if(stats.isDirectory()) { - if(entry.substr(0, 1) == "@") { - // When we encounter a namespace folder, augment all packages belonging to the scope - var pkgFiles = fs.readdirSync(filePath); + fs.writeFileSync(packageJSONPath, JSON.stringify(packageObj, null, 2)); + } - pkgFiles.forEach(function(entry) { - if(stats.isDirectory()) { - var pkgFilePath = path.join(filePath, entry); - augmentPackageJSON(pkgFilePath, packages, dependencies); - } - }); - } else { - augmentPackageJSON(filePath, packages, dependencies); - } - } - }); - } - } + // Augment transitive dependencies + if(dependency.dependencies !== undefined) { + augmentDependencies(packageJSONDir, dependency.dependencies); + } + } + } - processDependencies("node_modules", lockObj.packages, lockObj.dependencies); + if(fs.existsSync("./package-lock.json")) { + var packageLock = JSON.parse(fs.readFileSync("./package-lock.json")); - fs.writeFileSync("package-lock.json", JSON.stringify(lockObj, null, 2)); - ''; - }; + if(![1, 2].includes(packageLock.lockfileVersion)) { + process.stderr.write("Sorry, I only understand lock file versions 1 and 2!\n"); + process.exit(1); + } - # Script that links bins defined in package.json to the node_modules bin directory - # NPM does not do this for top-level packages itself anymore as of v7 - linkBinsScript = writeTextFile { - name = "linkbins.js"; - text = '' - var fs = require('fs'); - var path = require('path'); + if(packageLock.dependencies !== undefined) { + augmentDependencies(".", packageLock.dependencies); + } + } + ''; + }; + + # Reconstructs a package-lock file from the node_modules/ folder structure and package.json files with dummy sha1 hashes + reconstructPackageLock = writeTextFile { + name = "reconstructpackagelock.js"; + text = '' + var fs = require('fs'); + var path = require('path'); + + var packageObj = JSON.parse(fs.readFileSync("package.json")); + + var lockObj = { + name: packageObj.name, + version: packageObj.version, + lockfileVersion: 2, + requires: true, + packages: { + "": { + name: packageObj.name, + version: packageObj.version, + license: packageObj.license, + bin: packageObj.bin, + dependencies: packageObj.dependencies, + engines: packageObj.engines, + optionalDependencies: packageObj.optionalDependencies + } + }, + dependencies: {} + }; - var packageObj = JSON.parse(fs.readFileSync("package.json")); + function augmentPackageJSON(filePath, packages, dependencies) { + var packageJSON = path.join(filePath, "package.json"); + if(fs.existsSync(packageJSON)) { + var packageObj = JSON.parse(fs.readFileSync(packageJSON)); + packages[filePath] = { + version: packageObj.version, + integrity: "sha1-000000000000000000000000000=", + dependencies: packageObj.dependencies, + engines: packageObj.engines, + optionalDependencies: packageObj.optionalDependencies + }; + dependencies[packageObj.name] = { + version: packageObj.version, + integrity: "sha1-000000000000000000000000000=", + dependencies: {} + }; + processDependencies(path.join(filePath, "node_modules"), packages, dependencies[packageObj.name].dependencies); + } + } - var nodeModules = Array(packageObj.name.split("/").length).fill("..").join(path.sep); + function processDependencies(dir, packages, dependencies) { + if(fs.existsSync(dir)) { + var files = fs.readdirSync(dir); - if(packageObj.bin !== undefined) { - fs.mkdirSync(path.join(nodeModules, ".bin")) + files.forEach(function(entry) { + var filePath = path.join(dir, entry); + var stats = fs.statSync(filePath); - if(typeof packageObj.bin == "object") { - Object.keys(packageObj.bin).forEach(function(exe) { - if(fs.existsSync(packageObj.bin[exe])) { - console.log("linking bin '" + exe + "'"); - fs.symlinkSync( - path.join("..", packageObj.name, packageObj.bin[exe]), - path.join(nodeModules, ".bin", exe) - ); - } - else { - console.log("skipping non-existent bin '" + exe + "'"); - } - }) - } - else { - if(fs.existsSync(packageObj.bin)) { - console.log("linking bin '" + packageObj.bin + "'"); - fs.symlinkSync( - path.join("..", packageObj.name, packageObj.bin), - path.join(nodeModules, ".bin", packageObj.name.split("/").pop()) - ); - } - else { - console.log("skipping non-existent bin '" + packageObj.bin + "'"); - } - } - } - else if(packageObj.directories !== undefined && packageObj.directories.bin !== undefined) { - fs.mkdirSync(path.join(nodeModules, ".bin")) - - fs.readdirSync(packageObj.directories.bin).forEach(function(exe) { - if(fs.existsSync(path.join(packageObj.directories.bin, exe))) { - console.log("linking bin '" + exe + "'"); - fs.symlinkSync( - path.join("..", packageObj.name, packageObj.directories.bin, exe), - path.join(nodeModules, ".bin", exe) - ); - } - else { - console.log("skipping non-existent bin '" + exe + "'"); - } - }) - } - ''; - }; + if(stats.isDirectory()) { + if(entry.substr(0, 1) == "@") { + // When we encounter a namespace folder, augment all packages belonging to the scope + var pkgFiles = fs.readdirSync(filePath); - prepareAndInvokeNPM = {packageName, bypassCache, reconstructLock, npmFlags, production}: - let - forceOfflineFlag = if bypassCache then "--offline" else "--registry http://www.example.com"; - in - '' - # Pinpoint the versions of all dependencies to the ones that are actually being used - echo "pinpointing versions of dependencies..." - source $pinpointDependenciesScriptPath - - # Patch the shebangs of the bundled modules to prevent them from - # calling executables outside the Nix store as much as possible - patchShebangs . - - # Deploy the Node.js package by running npm install. Since the - # dependencies have been provided already by ourselves, it should not - # attempt to install them again, which is good, because we want to make - # it Nix's responsibility. If it needs to install any dependencies - # anyway (e.g. because the dependency parameters are - # incomplete/incorrect), it fails. - # - # The other responsibilities of NPM are kept -- version checks, build - # steps, postprocessing etc. - - export HOME=$TMPDIR - cd "${packageName}" - runHook preRebuild - - ${lib.optionalString bypassCache '' - ${lib.optionalString reconstructLock '' - if [ -f package-lock.json ] - then - echo "WARNING: Reconstruct lock option enabled, but a lock file already exists!" - echo "This will most likely result in version mismatches! We will remove the lock file and regenerate it!" - rm package-lock.json - else - echo "No package-lock.json file found, reconstructing..." - fi + pkgFiles.forEach(function(entry) { + if(stats.isDirectory()) { + var pkgFilePath = path.join(filePath, entry); + augmentPackageJSON(pkgFilePath, packages, dependencies); + } + }); + } else { + augmentPackageJSON(filePath, packages, dependencies); + } + } + }); + } + } + + processDependencies("node_modules", lockObj.packages, lockObj.dependencies); + + fs.writeFileSync("package-lock.json", JSON.stringify(lockObj, null, 2)); + ''; + }; + + # Script that links bins defined in package.json to the node_modules bin directory + # NPM does not do this for top-level packages itself anymore as of v7 + linkBinsScript = writeTextFile { + name = "linkbins.js"; + text = '' + var fs = require('fs'); + var path = require('path'); + + var packageObj = JSON.parse(fs.readFileSync("package.json")); + + var nodeModules = Array(packageObj.name.split("/").length).fill("..").join(path.sep); + + if(packageObj.bin !== undefined) { + fs.mkdirSync(path.join(nodeModules, ".bin")) + + if(typeof packageObj.bin == "object") { + Object.keys(packageObj.bin).forEach(function(exe) { + if(fs.existsSync(packageObj.bin[exe])) { + console.log("linking bin '" + exe + "'"); + fs.symlinkSync( + path.join("..", packageObj.name, packageObj.bin[exe]), + path.join(nodeModules, ".bin", exe) + ); + } + else { + console.log("skipping non-existent bin '" + exe + "'"); + } + }) + } + else { + if(fs.existsSync(packageObj.bin)) { + console.log("linking bin '" + packageObj.bin + "'"); + fs.symlinkSync( + path.join("..", packageObj.name, packageObj.bin), + path.join(nodeModules, ".bin", packageObj.name.split("/").pop()) + ); + } + else { + console.log("skipping non-existent bin '" + packageObj.bin + "'"); + } + } + } + else if(packageObj.directories !== undefined && packageObj.directories.bin !== undefined) { + fs.mkdirSync(path.join(nodeModules, ".bin")) + + fs.readdirSync(packageObj.directories.bin).forEach(function(exe) { + if(fs.existsSync(path.join(packageObj.directories.bin, exe))) { + console.log("linking bin '" + exe + "'"); + fs.symlinkSync( + path.join("..", packageObj.name, packageObj.directories.bin, exe), + path.join(nodeModules, ".bin", exe) + ); + } + else { + console.log("skipping non-existent bin '" + exe + "'"); + } + }) + } + ''; + }; + + prepareAndInvokeNPM = { + packageName, + bypassCache, + reconstructLock, + npmFlags, + production, + }: let + forceOfflineFlag = + if bypassCache + then "--offline" + else "--registry http://www.example.com"; + in '' + # Pinpoint the versions of all dependencies to the ones that are actually being used + echo "pinpointing versions of dependencies..." + source $pinpointDependenciesScriptPath + + # Patch the shebangs of the bundled modules to prevent them from + # calling executables outside the Nix store as much as possible + patchShebangs . + + # Deploy the Node.js package by running npm install. Since the + # dependencies have been provided already by ourselves, it should not + # attempt to install them again, which is good, because we want to make + # it Nix's responsibility. If it needs to install any dependencies + # anyway (e.g. because the dependency parameters are + # incomplete/incorrect), it fails. + # + # The other responsibilities of NPM are kept -- version checks, build + # steps, postprocessing etc. - node ${reconstructPackageLock} - ''} + export HOME=$TMPDIR + cd "${packageName}" + runHook preRebuild - node ${addIntegrityFieldsScript} + ${lib.optionalString bypassCache '' + ${lib.optionalString reconstructLock '' + if [ -f package-lock.json ] + then + echo "WARNING: Reconstruct lock option enabled, but a lock file already exists!" + echo "This will most likely result in version mismatches! We will remove the lock file and regenerate it!" + rm package-lock.json + else + echo "No package-lock.json file found, reconstructing..." + fi + + node ${reconstructPackageLock} ''} - npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} rebuild + node ${addIntegrityFieldsScript} + ''} - runHook postRebuild + npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} rebuild - if [ "''${dontNpmInstall-}" != "1" ] - then - # NPM tries to download packages even when they already exist if npm-shrinkwrap is used. - rm -f npm-shrinkwrap.json + runHook postRebuild - npm ${forceOfflineFlag} --nodedir=${nodeSources} --no-bin-links --ignore-scripts ${npmFlags} ${lib.optionalString production "--production"} install - fi + if [ "''${dontNpmInstall-}" != "1" ] + then + # NPM tries to download packages even when they already exist if npm-shrinkwrap is used. + rm -f npm-shrinkwrap.json - # Link executables defined in package.json - node ${linkBinsScript} - ''; + npm ${forceOfflineFlag} --nodedir=${nodeSources} --no-bin-links --ignore-scripts ${npmFlags} ${lib.optionalString production "--production"} install + fi - # Builds and composes an NPM package including all its dependencies - buildNodePackage = - { name - , packageName - , version ? null - , dependencies ? [] - , buildInputs ? [] - , production ? true - , npmFlags ? "" - , dontNpmInstall ? false - , bypassCache ? false - , reconstructLock ? false - , preRebuild ? "" - , dontStrip ? true - , unpackPhase ? "true" - , buildPhase ? "true" - , meta ? {} - , ... }@args: - - let - extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" "meta" ]; - in - stdenv.mkDerivation ({ - name = "${name}${if version == null then "" else "-${version}"}"; - buildInputs = [ tarWrapper python nodejs ] - ++ lib.optional (stdenv.isLinux) utillinux - ++ lib.optional (stdenv.isDarwin) libtool - ++ buildInputs; + # Link executables defined in package.json + node ${linkBinsScript} + ''; + + # Builds and composes an NPM package including all its dependencies + buildNodePackage = { + name, + packageName, + version ? null, + dependencies ? [], + buildInputs ? [], + production ? true, + npmFlags ? "", + dontNpmInstall ? false, + bypassCache ? false, + reconstructLock ? false, + preRebuild ? "", + dontStrip ? true, + unpackPhase ? "true", + buildPhase ? "true", + meta ? {}, + ... + } @ args: let + extraArgs = removeAttrs args ["name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" "meta"]; + in + stdenv.mkDerivation ({ + name = "${name}${ + if version == null + then "" + else "-${version}" + }"; + buildInputs = + [tarWrapper python nodejs] + ++ lib.optional (stdenv.isLinux) utillinux + ++ lib.optional (stdenv.isDarwin) libtool + ++ buildInputs; inherit nodejs; @@ -511,7 +554,7 @@ let compositionScript = composePackage args; pinpointDependenciesScript = pinpointDependenciesOfPackage args; - passAsFile = [ "compositionScript" "pinpointDependenciesScript" ]; + passAsFile = ["compositionScript" "pinpointDependenciesScript"]; installPhase = '' source ${installPackage} @@ -523,7 +566,7 @@ let # Compose the package and all its dependencies source $compositionScriptPath - ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }} + ${prepareAndInvokeNPM {inherit packageName bypassCache reconstructLock npmFlags production;}} # Create symlink to the deployed executable folder, if applicable if [ -d "$out/lib/node_modules/.bin" ] @@ -557,128 +600,139 @@ let runHook postInstall ''; - meta = { - # default to Node.js' platforms - platforms = nodejs.meta.platforms; - } // meta; - } // extraArgs); - - # Builds a node environment (a node_modules folder and a set of binaries) - buildNodeDependencies = - { name - , packageName - , version ? null - , src - , dependencies ? [] - , buildInputs ? [] - , production ? true - , npmFlags ? "" - , dontNpmInstall ? false - , bypassCache ? false - , reconstructLock ? false - , dontStrip ? true - , unpackPhase ? "true" - , buildPhase ? "true" - , ... }@args: - - let - extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" ]; - in - stdenv.mkDerivation ({ - name = "node-dependencies-${name}${if version == null then "" else "-${version}"}"; - - buildInputs = [ tarWrapper python nodejs ] + meta = + { + # default to Node.js' platforms + platforms = nodejs.meta.platforms; + } + // meta; + } + // extraArgs); + + # Builds a node environment (a node_modules folder and a set of binaries) + buildNodeDependencies = { + name, + packageName, + version ? null, + src, + dependencies ? [], + buildInputs ? [], + production ? true, + npmFlags ? "", + dontNpmInstall ? false, + bypassCache ? false, + reconstructLock ? false, + dontStrip ? true, + unpackPhase ? "true", + buildPhase ? "true", + ... + } @ args: let + extraArgs = removeAttrs args ["name" "dependencies" "buildInputs"]; + in + stdenv.mkDerivation ({ + name = "node-dependencies-${name}${ + if version == null + then "" + else "-${version}" + }"; + + buildInputs = + [tarWrapper python nodejs] ++ lib.optional (stdenv.isLinux) utillinux ++ lib.optional (stdenv.isDarwin) libtool ++ buildInputs; - inherit dontStrip; # Stripping may fail a build for some package deployments - inherit dontNpmInstall unpackPhase buildPhase; - - includeScript = includeDependencies { inherit dependencies; }; - pinpointDependenciesScript = pinpointDependenciesOfPackage args; - - passAsFile = [ "includeScript" "pinpointDependenciesScript" ]; - - installPhase = '' - source ${installPackage} - - mkdir -p $out/${packageName} - cd $out/${packageName} - - source $includeScriptPath - - # Create fake package.json to make the npm commands work properly - cp ${src}/package.json . - chmod 644 package.json - ${lib.optionalString bypassCache '' - if [ -f ${src}/package-lock.json ] - then - cp ${src}/package-lock.json . - chmod 644 package-lock.json - fi - ''} - - # Go to the parent folder to make sure that all packages are pinpointed - cd .. - ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."} - - ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }} - - # Expose the executables that were installed - cd .. - ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."} - - mv ${packageName} lib - ln -s $out/lib/node_modules/.bin $out/bin - ''; - } // extraArgs); - - # Builds a development shell - buildNodeShell = - { name - , packageName - , version ? null - , src - , dependencies ? [] - , buildInputs ? [] - , production ? true - , npmFlags ? "" - , dontNpmInstall ? false - , bypassCache ? false - , reconstructLock ? false - , dontStrip ? true - , unpackPhase ? "true" - , buildPhase ? "true" - , ... }@args: - - let - nodeDependencies = buildNodeDependencies args; - extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "unpackPhase" "buildPhase" ]; - in - stdenv.mkDerivation ({ - name = "node-shell-${name}${if version == null then "" else "-${version}"}"; - - buildInputs = [ python nodejs ] ++ lib.optional (stdenv.isLinux) utillinux ++ buildInputs; - buildCommand = '' - mkdir -p $out/bin - cat > $out/bin/shell < $out/bin/shell <