78 lines
3.6 KiB
JavaScript
78 lines
3.6 KiB
JavaScript
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module.exports = exports = publish
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exports.usage = 'Publishes pre-built binary (requires aws-sdk)'
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var fs = require('fs')
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, path = require('path')
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, log = require('npmlog')
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, versioning = require('./util/versioning.js')
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, s3_setup = require('./util/s3_setup.js')
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, mkdirp = require('mkdirp')
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, existsAsync = fs.exists || path.exists
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, url = require('url')
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, config = require('rc')("node_pre_gyp",{acl:"public-read"});
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function publish(gyp, argv, callback) {
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var AWS = require("aws-sdk");
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var package_json = JSON.parse(fs.readFileSync('./package.json'));
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var opts = versioning.evaluate(package_json, gyp.opts);
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var tarball = opts.staged_tarball;
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existsAsync(tarball,function(found) {
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if (!found) {
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return callback(new Error("Cannot publish because " + tarball + " missing: run `node-pre-gyp package` first"))
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}
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log.info('publish', 'Detecting s3 credentials');
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s3_setup.detect(opts.hosted_path,config);
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var key_name = url.resolve(config.prefix,opts.package_name)
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log.info('publish', 'Authenticating with s3');
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AWS.config.update(config);
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var s3 = new AWS.S3();
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var s3_opts = { Bucket: config.bucket,
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Key: key_name
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};
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var remote_package = 'https://' + s3_opts.Bucket + '.s3.amazonaws.com/' + s3_opts.Key;
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log.info('publish', 'Checking for existing binary at ' + remote_package);
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s3.headObject(s3_opts, function(err, meta){
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if (meta) log.info('publish', JSON.stringify(meta));
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if (err && err.code == 'NotFound') {
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// we are safe to publish because
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// the object does not already exist
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log.info('publish', 'Preparing to put object');
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var s3_put = new AWS.S3();
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var s3_put_opts = { ACL: config.acl,
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Body: fs.createReadStream(tarball),
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Bucket: config.bucket,
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Key: key_name
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};
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log.info('publish', 'Putting object');
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try {
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s3_put.putObject(s3_put_opts, function(err, resp){
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log.info('publish', 'returned from putting object');
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if(err) {
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log.info('publish', 's3 putObject error: "' + err + '"');
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return callback(err);
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}
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if (resp) log.info('publish', 's3 putObject response: "' + JSON.stringify(resp) + '"');
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log.info('publish', 'successfully put object');
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console.log('['+package_json.name+'] published to ' + remote_package);
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return callback();
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});
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} catch (err) {
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log.info('publish', 's3 putObject error: "' + err + '"');
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return callback(err);
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}
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} else if (err) {
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log.info('publish', 's3 headObject error: "' + err + '"');
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return callback(err);
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} else {
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log.error('publish','Cannot publish over existing version');
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log.error('publish',"Update the 'version' field in package.json and try again");
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log.error('publish','If the previous version was published in error see:');
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log.error('publish','\t node-pre-gyp unpublish');
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return callback(new Error('Failed publishing to ' + remote_package));
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}
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});
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});
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}
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