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310 lines
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JavaScript

'use strict';
/**
* Module exports.
*/
module.exports = exports;
/**
* Module dependencies.
*/
// load mocking control function for accessing s3 via https. the function is a noop always returning
// false if not mocking.
exports.mockS3Http = require('./util/s3_setup').get_mockS3Http();
exports.mockS3Http('on');
const mocking = exports.mockS3Http('get');
const fs = require('fs');
const path = require('path');
const nopt = require('nopt');
const log = require('npmlog');
log.disableProgress();
const napi = require('./util/napi.js');
const EE = require('events').EventEmitter;
const inherits = require('util').inherits;
const cli_commands = [
'clean',
'install',
'reinstall',
'build',
'rebuild',
'package',
'testpackage',
'publish',
'unpublish',
'info',
'testbinary',
'reveal',
'configure'
];
const aliases = {};
// differentiate node-pre-gyp's logs from npm's
log.heading = 'node-pre-gyp';
if (mocking) {
log.warn(`mocking s3 to ${process.env.node_pre_gyp_mock_s3}`);
}
// this is a getter to avoid circular reference warnings with node v14.
Object.defineProperty(exports, 'find', {
get: function() {
return require('./pre-binding').find;
},
enumerable: true
});
// in the following, "my_module" is using node-pre-gyp to
// prebuild and install pre-built binaries. "main_module"
// is using "my_module".
//
// "bin/node-pre-gyp" invokes Run() without a path. the
// expectation is that the working directory is the package
// root "my_module". this is true because in all cases npm is
// executing a script in the context of "my_module".
//
// "pre-binding.find()" is executed by "my_module" but in the
// context of "main_module". this is because "main_module" is
// executing and requires "my_module" which is then executing
// "pre-binding.find()" via "node-pre-gyp.find()", so the working
// directory is that of "main_module".
//
// that's why "find()" must pass the path to package.json.
//
function Run({ package_json_path = './package.json', argv }) {
this.package_json_path = package_json_path;
this.commands = {};
const self = this;
cli_commands.forEach((command) => {
self.commands[command] = function(argvx, callback) {
log.verbose('command', command, argvx);
return require('./' + command)(self, argvx, callback);
};
});
this.parseArgv(argv);
// this is set to true after the binary.host property was set to
// either staging_host or production_host.
this.binaryHostSet = false;
}
inherits(Run, EE);
exports.Run = Run;
const proto = Run.prototype;
/**
* Export the contents of the package.json.
*/
proto.package = require('../package.json');
/**
* nopt configuration definitions
*/
proto.configDefs = {
help: Boolean, // everywhere
arch: String, // 'configure'
debug: Boolean, // 'build'
directory: String, // bin
proxy: String, // 'install'
loglevel: String // everywhere
};
/**
* nopt shorthands
*/
proto.shorthands = {
release: '--no-debug',
C: '--directory',
debug: '--debug',
j: '--jobs',
silent: '--loglevel=silent',
silly: '--loglevel=silly',
verbose: '--loglevel=verbose'
};
/**
* expose the command aliases for the bin file to use.
*/
proto.aliases = aliases;
/**
* Parses the given argv array and sets the 'opts', 'argv',
* 'command', and 'package_json' properties.
*/
proto.parseArgv = function parseOpts(argv) {
this.opts = nopt(this.configDefs, this.shorthands, argv);
this.argv = this.opts.argv.remain.slice();
const commands = this.todo = [];
// create a copy of the argv array with aliases mapped
argv = this.argv.map((arg) => {
// is this an alias?
if (arg in this.aliases) {
arg = this.aliases[arg];
}
return arg;
});
// process the mapped args into "command" objects ("name" and "args" props)
argv.slice().forEach((arg) => {
if (arg in this.commands) {
const args = argv.splice(0, argv.indexOf(arg));
argv.shift();
if (commands.length > 0) {
commands[commands.length - 1].args = args;
}
commands.push({ name: arg, args: [] });
}
});
if (commands.length > 0) {
commands[commands.length - 1].args = argv.splice(0);
}
// if a directory was specified package.json is assumed to be relative
// to it.
let package_json_path = this.package_json_path;
if (this.opts.directory) {
package_json_path = path.join(this.opts.directory, package_json_path);
}
this.package_json = JSON.parse(fs.readFileSync(package_json_path));
// expand commands entries for multiple napi builds
this.todo = napi.expand_commands(this.package_json, this.opts, commands);
// support for inheriting config env variables from npm
const npm_config_prefix = 'npm_config_';
Object.keys(process.env).forEach((name) => {
if (name.indexOf(npm_config_prefix) !== 0) return;
const val = process.env[name];
if (name === npm_config_prefix + 'loglevel') {
log.level = val;
} else {
// add the user-defined options to the config
name = name.substring(npm_config_prefix.length);
// avoid npm argv clobber already present args
// which avoids problem of 'npm test' calling
// script that runs unique npm install commands
if (name === 'argv') {
if (this.opts.argv &&
this.opts.argv.remain &&
this.opts.argv.remain.length) {
// do nothing
} else {
this.opts[name] = val;
}
} else {
this.opts[name] = val;
}
}
});
if (this.opts.loglevel) {
log.level = this.opts.loglevel;
}
log.resume();
};
/**
* allow the binary.host property to be set at execution time.
*
* for this to take effect requires all the following to be true.
* - binary is a property in package.json
* - binary.host is falsey
* - binary.staging_host is not empty
* - binary.production_host is not empty
*
* if any of the previous checks fail then the function returns an empty string
* and makes no changes to package.json's binary property.
*
*
* if command is "publish" then the default is set to "binary.staging_host"
* if command is not "publish" the the default is set to "binary.production_host"
*
* if the command-line option '--s3_host' is set to "staging" or "production" then
* "binary.host" is set to the specified "staging_host" or "production_host". if
* '--s3_host' is any other value an exception is thrown.
*
* if '--s3_host' is not present then "binary.host" is set to the default as above.
*
* this strategy was chosen so that any command other than "publish" or "unpublish" uses "production"
* as the default without requiring any command-line options but that "publish" and "unpublish" require
* '--s3_host production_host' to be specified in order to *really* publish (or unpublish). publishing
* to staging can be done freely without worrying about disturbing any production releases.
*/
proto.setBinaryHostProperty = function(command) {
if (this.binaryHostSet) {
return this.package_json.binary.host;
}
const p = this.package_json;
// don't set anything if host is present. it must be left blank to trigger this.
if (!p || !p.binary || p.binary.host) {
return '';
}
// and both staging and production must be present. errors will be reported later.
if (!p.binary.staging_host || !p.binary.production_host) {
return '';
}
let target = 'production_host';
if (command === 'publish' || command === 'unpublish') {
target = 'staging_host';
}
// the environment variable has priority over the default or the command line. if
// either the env var or the command line option are invalid throw an error.
const npg_s3_host = process.env.node_pre_gyp_s3_host;
if (npg_s3_host === 'staging' || npg_s3_host === 'production') {
target = `${npg_s3_host}_host`;
} else if (this.opts['s3_host'] === 'staging' || this.opts['s3_host'] === 'production') {
target = `${this.opts['s3_host']}_host`;
} else if (this.opts['s3_host'] || npg_s3_host) {
throw new Error(`invalid s3_host ${this.opts['s3_host'] || npg_s3_host}`);
}
p.binary.host = p.binary[target];
this.binaryHostSet = true;
return p.binary.host;
};
/**
* Returns the usage instructions for node-pre-gyp.
*/
proto.usage = function usage() {
const str = [
'',
' Usage: node-pre-gyp <command> [options]',
'',
' where <command> is one of:',
cli_commands.map((c) => {
return ' - ' + c + ' - ' + require('./' + c).usage;
}).join('\n'),
'',
'node-pre-gyp@' + this.version + ' ' + path.resolve(__dirname, '..'),
'node@' + process.versions.node
].join('\n');
return str;
};
/**
* Version number getter.
*/
Object.defineProperty(proto, 'version', {
get: function() {
return this.package.version;
},
enumerable: true
});