Backports to 5.17.2

config.js

@@ -872,6 +872,8 @@ config.NSFS_LOW_FREE_SPACE_PERCENT_UNLEASH = 0.10;
 // anonymous account name
 config.ANONYMOUS_ACCOUNT_NAME = 'anonymous';
 
+config.NFSF_UPLOAD_STREAM_MEM_THRESHOLD = 8 * 1024 * 1024;
+
 ////////////////////////////
 // NSFS NON CONTAINERIZED //
 ////////////////////////////

src/endpoint/endpoint.js

@@ -109,7 +109,17 @@ async function main(options = {}) {
         // the primary just forks and returns, workers will continue to serve
         fork_count = options.forks ?? config.ENDPOINT_FORKS;
         const metrics_port = options.metrics_port || config.EP_METRICS_SERVER_PORT;
-        if (fork_utils.start_workers(metrics_port, fork_count)) return;
+        /**
+        * Please notice that we can run the main in 2 states:
+        * 1. Only the primary process runs the main (fork is 0 or undefined) - everything that 
+        *    is implemented here would be run by this process.
+        * 2. A primary process with multiple forks (IMPORTANT) - if there is implementation that 
+        *    in only relevant to the primary process it should be implemented in 
+        *    fork_utils.start_workers because the primary process returns after start_workers 
+        *    and the forks will continue executing the code lines in this function
+        *  */
+        const is_workers_started_from_primary = await fork_utils.start_workers(metrics_port, fork_count);
+        if (is_workers_started_from_primary) return;
 
         const http_port = options.http_port || config.ENDPOINT_PORT;
         const https_port = options.https_port || config.ENDPOINT_SSL_PORT;

src/endpoint/s3/s3_errors.js

@@ -534,6 +534,21 @@ S3Error.InvalidEncodingType = Object.freeze({
     message: 'Invalid Encoding Method specified in Request',
     http_code: 400,
 });
+S3Error.AuthorizationQueryParametersError = Object.freeze({
+    code: 'AuthorizationQueryParametersError',
+    message: 'X-Amz-Expires must be less than a week (in seconds); that is, the given X-Amz-Expires must be less than 604800 seconds',
+    http_code: 400,
+});
+S3Error.RequestExpired = Object.freeze({
+    code: 'AccessDenied',
+    message: 'Request has expired',
+    http_code: 403,
+});
+S3Error.RequestNotValidYet = Object.freeze({
+    code: 'AccessDenied',
+    message: 'request is not valid yet',
+    http_code: 403,
+});
 
 ////////////////////////////////////////////////////////////////
 // S3 Select                                                  //

src/manage_nsfs/diagnose.js

@@ -59,9 +59,17 @@ async function gather_metrics() {
             const buffer = await buffer_utils.read_stream_join(res);
             const body = buffer.toString('utf8');
             metrics_output = JSON.parse(body);
+            if (!metrics_output) throw new Error('received empty metrics response', { cause: res.statusCode });
+            write_stdout_response(ManageCLIResponse.MetricsStatus, metrics_output);
+        } else if (res.statusCode >= 500 && res.rawHeaders.includes('application/json')) {
+            const buffer = await buffer_utils.read_stream_join(res);
+            const body = buffer.toString('utf8');
+            const error_output = JSON.parse(body);
+            if (!error_output) throw new Error('received empty metrics response', { cause: res.statusCode });
+            throw_cli_error({ ...ManageCLIError.MetricsStatusFailed, ...error_output });
+        } else {
+            throw new Error('received empty metrics response', { cause: res.statusCode });
         }
-        if (!metrics_output) throw new Error('recieved empty metrics response', { cause: res.statusCode });
-        write_stdout_response(ManageCLIResponse.MetricsStatus, metrics_output);
     } catch (err) {
         dbg.warn('could not receive metrics response', err);
         throw_cli_error({ ...ManageCLIError.MetricsStatusFailed, cause: err?.errors?.[0] || err });

src/sdk/namespace_fs.js

@@ -19,7 +19,7 @@ const stream_utils = require('../util/stream_utils');
 const buffer_utils = require('../util/buffer_utils');
 const size_utils = require('../util/size_utils');
 const native_fs_utils = require('../util/native_fs_utils');
-const ChunkFS = require('../util/chunk_fs');
+const FileWriter = require('../util/file_writer');
 const LRUCache = require('../util/lru_cache');
 const nb_native = require('../util/nb_native');
 const RpcError = require('../rpc/rpc_error');
@@ -1563,30 +1563,33 @@ class NamespaceFS {
     // Can be finetuned further on if needed and inserting the Semaphore logic inside
     // Instead of wrapping the whole _upload_stream function (q_buffers lives outside of the data scope of the stream)
     async _upload_stream({ fs_context, params, target_file, object_sdk, offset }) {
-        const { source_stream, copy_source } = params;
+        const { copy_source } = params;
         try {
             // Not using async iterators with ReadableStreams due to unsettled promises issues on abort/destroy
             const md5_enabled = this._is_force_md5_enabled(object_sdk);
-            const chunk_fs = new ChunkFS({
+            const file_writer = new FileWriter({
                 target_file,
                 fs_context,
-                stats: this.stats,
-                namespace_resource_id: this.namespace_resource_id,
-                md5_enabled,
                 offset,
+                md5_enabled,
+                stats: this.stats,
                 bucket: params.bucket,
-                large_buf_size: multi_buffer_pool.get_buffers_pool(undefined).buf_size
+                large_buf_size: multi_buffer_pool.get_buffers_pool(undefined).buf_size,
+                namespace_resource_id: this.namespace_resource_id,
             });
-            chunk_fs.on('error', err1 => dbg.error('namespace_fs._upload_stream: error occured on stream ChunkFS: ', err1));
+            file_writer.on('error', err => dbg.error('namespace_fs._upload_stream: error occured on FileWriter: ', err));
+            file_writer.on('finish', arg => dbg.log1('namespace_fs._upload_stream: finish occured on stream FileWriter: ', arg));
+            file_writer.on('close', arg => dbg.log1('namespace_fs._upload_stream: close occured on stream FileWriter: ', arg));
+
             if (copy_source) {
-                await this.read_object_stream(copy_source, object_sdk, chunk_fs);
+                await this.read_object_stream(copy_source, object_sdk, file_writer);
             } else if (params.source_params) {
-                await params.source_ns.read_object_stream(params.source_params, object_sdk, chunk_fs);
+                await params.source_ns.read_object_stream(params.source_params, object_sdk, file_writer);
             } else {
-                await stream_utils.pipeline([source_stream, chunk_fs]);
-                await stream_utils.wait_finished(chunk_fs);
+                await stream_utils.pipeline([params.source_stream, file_writer]);
+                await stream_utils.wait_finished(file_writer);
             }
-            return { digest: chunk_fs.digest, total_bytes: chunk_fs.total_bytes };
+            return { digest: file_writer.digest, total_bytes: file_writer.total_bytes };
         } catch (error) {
             dbg.error('_upload_stream had error: ', error);
             throw error;

src/server/analytic_services/prometheus_reporting.js

@@ -61,12 +61,7 @@ async function start_server(
     const server = http.createServer(async (req, res) => {
         // Serve all metrics on the root path for system that do have one or more fork running.
         if (fork_enabled) {
-            const metrics = await aggregatorRegistry.clusterMetrics();
-            if (req.url === '' || req.url === '/') {
-                res.writeHead(200, { 'Content-Type': aggregatorRegistry.contentType });
-                res.end(metrics);
-                return;
-            }
+            // we would like this part to be first as clusterMetrics might fail.
             if (req.url === '/metrics/nsfs_stats') {
                 res.writeHead(200, { 'Content-Type': 'text/plain' });
                 const nsfs_report = {
@@ -77,6 +72,24 @@ async function start_server(
                 res.end(JSON.stringify(nsfs_report));
                 return;
             }
+            let metrics;
+            try {
+                metrics = await aggregatorRegistry.clusterMetrics();
+            } catch (err) {
+                dbg.error('start_server: Could not get the metrics, got an error', err);
+                res.writeHead(504, { 'Content-Type': 'application/json' });
+                const reply = JSON.stringify({
+                    error: 'Internal server error - timeout',
+                    message: 'Looks like the server is taking a long time to respond (Could not get the metrics)',
+                });
+                res.end(reply);
+                return;
+            }
+            if (req.url === '' || req.url === '/') {
+                res.writeHead(200, { 'Content-Type': aggregatorRegistry.contentType });
+                res.end(metrics);
+                return;
+            }
             // Serve report's metrics on the report name path
             const report_name = req.url.substr(1);
             const single_metrics = export_single_metrics(metrics, report_name);
@@ -165,7 +178,7 @@ async function metrics_nsfs_stats_handler() {
         op_stats_counters: op_stats_counters,
         fs_worker_stats_counters: fs_worker_stats_counters
     };
-    dbg.log1(`_create_nsfs_report: nsfs_report ${nsfs_report}`);
+    dbg.log1('_create_nsfs_report: nsfs_report', nsfs_report);
     return JSON.stringify(nsfs_report);
 }
 

src/test/unit_tests/index.js

@@ -57,7 +57,7 @@ require('./test_bucket_chunks_builder');
 require('./test_mirror_writer');
 require('./test_namespace_fs');
 require('./test_ns_list_objects');
-require('./test_chunk_fs');
+require('./test_file_writer');
 require('./test_namespace_fs_mpu');
 require('./test_nb_native_fs');
 require('./test_s3select');

src/test/unit_tests/nc_coretest.js

@@ -96,6 +96,8 @@ function setup(options = {}) {
         });
 
         // TODO - run health
+        // wait 2 seconds before announcing nc coretes is ready
+        await P.delay(2000);
         await announce(`nc coretest ready... (took ${((Date.now() - start) / 1000).toFixed(1)} sec)`);
     });
 

src/test/unit_tests/nc_index.js

@@ -7,7 +7,7 @@ coretest.setup();
 
 require('./test_namespace_fs');
 require('./test_ns_list_objects');
-require('./test_chunk_fs');
+require('./test_file_writer');
 require('./test_namespace_fs_mpu');
 require('./test_nb_native_fs');
 require('./test_nc_nsfs_cli');

src/test/unit_tests/test_bucketspace.js

@@ -1,5 +1,5 @@
 /* Copyright (C) 2020 NooBaa */
-/*eslint max-lines: ["error", 2200]*/
+/*eslint max-lines: ["error", 2500]*/
 /*eslint max-lines-per-function: ["error", 1300]*/
 /*eslint max-statements: ["error", 80, { "ignoreTopLevelFunctions": true }]*/
 'use strict';
@@ -12,9 +12,15 @@ const util = require('util');
 const http = require('http');
 const mocha = require('mocha');
 const assert = require('assert');
+const http_utils = require('../../util/http_utils');
 const config = require('../../../config');
 const fs_utils = require('../../util/fs_utils');
 const { JSON_SUFFIX } = require('../../sdk/config_fs');
+const fetch = require('node-fetch');
+const P = require('../../util/promise');
+const cloud_utils = require('../../util/cloud_utils');
+const SensitiveString = require('../../util/sensitive_string');
+const S3Error = require('../../../src/endpoint/s3/s3_errors').S3Error;
 const test_utils = require('../system_tests/test_utils');
 const { stat, open } = require('../../util/nb_native')().fs;
 const { get_process_fs_context } = require('../../util/native_fs_utils');
@@ -2116,3 +2122,129 @@ async function delete_anonymous_account(accounts_dir_path, account_config_path)
     console.log('Anonymous account Deleted');
 }
 
+mocha.describe('Presigned URL tests', function() {
+    this.timeout(50000); // eslint-disable-line no-invalid-this
+    const nsr = 'presigned_url_nsr';
+    const account_name = 'presigned_url_account';
+    const fs_path = path.join(TMP_PATH, 'presigned_url_tests/');
+    const presigned_url_bucket = 'presigned-url-bucket';
+    const presigned_url_object = 'presigned-url-object.txt';
+    const presigned_body = 'presigned_body';
+    let s3_client;
+    let access_key;
+    let secret_key;
+    CORETEST_ENDPOINT = coretest.get_http_address();
+    let valid_default_presigned_url;
+    let presigned_url_params;
+
+    mocha.before(async function() {
+        await fs_utils.create_fresh_path(fs_path);
+        await rpc_client.pool.create_namespace_resource({ name: nsr, nsfs_config: { fs_root_path: fs_path } });
+        const new_buckets_path = is_nc_coretest ? fs_path : '/';
+        const nsfs_account_config = {
+            uid: process.getuid(), gid: process.getgid(), new_buckets_path, nsfs_only: true
+        };
+        const account_params = { ...new_account_params, email: `${account_name}@noobaa.io`, name: account_name, default_resource: nsr, nsfs_account_config };
+        const res = await rpc_client.account.create_account(account_params);
+        access_key = res.access_keys[0].access_key;
+        secret_key = res.access_keys[0].secret_key;
+        s3_client = generate_s3_client(access_key.unwrap(), secret_key.unwrap(), CORETEST_ENDPOINT);
+        await s3_client.createBucket({ Bucket: presigned_url_bucket });
+        await s3_client.putObject({ Bucket: presigned_url_bucket, Key: presigned_url_object, Body: presigned_body });
+
+        presigned_url_params = {
+            bucket: new SensitiveString(presigned_url_bucket),
+            key: presigned_url_object,
+            endpoint: CORETEST_ENDPOINT,
+            access_key: access_key,
+            secret_key: secret_key
+        };
+        valid_default_presigned_url = cloud_utils.get_signed_url(presigned_url_params);
+    });
+
+    mocha.after(async function() {
+        if (!is_nc_coretest) return;
+        await s3_client.deleteObject({ Bucket: presigned_url_bucket, Key: presigned_url_object });
+        await s3_client.deleteBucket({ Bucket: presigned_url_bucket });
+        await rpc_client.account.delete_account({ email: `${account_name}@noobaa.io` });
+        await fs_utils.folder_delete(fs_path);
+    });
+
+    it('fetch valid presigned URL - 604800 seconds - epoch expiry - should return object data', async () => {
+        const data = await fetchData(valid_default_presigned_url);
+        assert.equal(data, presigned_body);
+    });
+
+    it('fetch valid presigned URL - 604800 seconds - should return object data - with valid date + expiry in seconds', async () => {
+        const now = new Date();
+        const valid_url_with_date = valid_default_presigned_url + '&X-Amz-Date=' + now.toISOString() + '&X-Amz-Expires=' + 604800;
+        const data = await fetchData(valid_url_with_date);
+        assert.equal(data, presigned_body);
+    });
+
+    it('fetch invalid presigned URL - 604800 seconds - epoch expiry + with future date', async () => {
+        const now = new Date();
+        // Add one hour (3600000 milliseconds)
+        const one_hour_in_ms = 60 * 60 * 1000;
+        const one_hour_from_now = new Date(now.getTime() + one_hour_in_ms);
+        const future_presigned_url = valid_default_presigned_url + '&X-Amz-Date=' + one_hour_from_now.toISOString();
+        const expected_err = new S3Error(S3Error.RequestNotValidYet);
+        await assert_throws_async(fetchData(future_presigned_url), expected_err.message);
+    });
+
+    it('fetch invalid presigned URL - 604800 expiry seconds + with future date', async () => {
+        const now = new Date();
+        // Add one hour (3600000 milliseconds)
+        const one_hour_in_ms = 60 * 60 * 1000;
+        const one_hour_from_now = new Date(now.getTime() + one_hour_in_ms);
+        const future_presigned_url = valid_default_presigned_url + '&X-Amz-Date=' + one_hour_from_now.toISOString() + '&X-Amz-Expires=' + 604800;
+        const expected_err = new S3Error(S3Error.RequestNotValidYet);
+        await assert_throws_async(fetchData(future_presigned_url), expected_err.message);
+    });
+
+    it('fetch invalid presigned URL - 604800 seconds - epoch expiry - URL expired', async () => {
+        const expired_presigned_url = cloud_utils.get_signed_url(presigned_url_params, 1);
+        // wait for 2 seconds before fetching the url
+        await P.delay(2000);
+        const expected_err = new S3Error(S3Error.RequestExpired);
+        await assert_throws_async(fetchData(expired_presigned_url), expected_err.message);
+    });
+
+    it('fetch invalid presigned URL - 604800 expiry seconds - URL expired', async () => {
+        const now = new Date();
+        const expired_presigned_url = cloud_utils.get_signed_url(presigned_url_params, 1) + '&X-Amz-Date=' + now.toISOString() + '&X-Amz-Expires=' + 1;
+        // wait for 2 seconds before fetching the url
+        await P.delay(2000);
+        const expected_err = new S3Error(S3Error.RequestExpired);
+        await assert_throws_async(fetchData(expired_presigned_url), expected_err.message);
+    });
+
+    it('fetch invalid presigned URL - expiry expoch - expire in bigger than limit', async () => {
+        const invalid_expiry = 604800 + 10;
+        const invalid_expiry_presigned_url = cloud_utils.get_signed_url(presigned_url_params, invalid_expiry);
+        const expected_err = new S3Error(S3Error.AuthorizationQueryParametersError);
+        await assert_throws_async(fetchData(invalid_expiry_presigned_url), expected_err.message);
+    });
+
+    it('fetch invalid presigned URL - expire in bigger than limit', async () => {
+        const now = new Date();
+        const invalid_expiry = 604800 + 10;
+        const invalid_expiry_presigned_url = cloud_utils.get_signed_url(presigned_url_params, invalid_expiry) + '&X-Amz-Date=' + now.toISOString() + '&X-Amz-Expires=' + invalid_expiry;
+        const expected_err = new S3Error(S3Error.AuthorizationQueryParametersError);
+        await assert_throws_async(fetchData(invalid_expiry_presigned_url), expected_err.message);
+    });
+});
+
+async function fetchData(presigned_url) {
+    const response = await fetch(presigned_url, { agent: new http.Agent({ keepAlive: false }) });
+    let data;
+    if (!response.ok) {
+        data = (await response.text()).trim();
+        const err_json = (await http_utils.parse_xml_to_js(data)).Error;
+        const err = new Error(err_json.Message);
+        err.code = err_json.Code;
+        throw err;
+    }
+    data = await response.text();
+    return data.trim();
+}