Upgrade node from v16.20.0 to v18.20.3 (#1387)

Node v18 is that current LTS release of node and v18.20.3 is the latest
release of v18.

This change means that emsdk is no longer installable on Ubuntu/Bionic
18.04, and we now require Ubuntu/Focal 20.04.

See: #1183
Fixes: #1173

docker/Dockerfile

@@ -63,7 +63,7 @@ COPY --from=stage_build /emsdk /emsdk
 # using `--entrypoint /bin/bash` in CLI).
 # This corresponds to the env variables set during: `source ./emsdk_env.sh`
 ENV EMSDK=/emsdk \
-    PATH="/emsdk:/emsdk/upstream/emscripten:/emsdk/node/16.20.0_64bit/bin:${PATH}"
+    PATH="/emsdk:/emsdk/upstream/emscripten:/emsdk/node/18.20.3_64bit/bin:${PATH}"
 
 # ------------------------------------------------------------------------------
 # Create a 'standard` 1000:1000 user

emsdk_manifest.json

@@ -346,6 +346,54 @@
     "activated_env": "EMSDK_NODE=%installation_dir%/bin/node%.exe%"
   },
 
+  {
+    "id": "node",
+    "version": "18.20.3",
+    "bitness": 32,
+    "arch": "x86",
+    "windows_url": "node-v18.20.3-win-x86.zip",
+    "activated_path": "%installation_dir%/bin",
+    "activated_path_skip": "node",
+    "activated_cfg": "NODE_JS='%installation_dir%/bin/node%.exe%'",
+    "activated_env": "EMSDK_NODE=%installation_dir%/bin/node%.exe%"
+  },
+  {
+    "id": "node",
+    "version": "18.20.3",
+    "arch": "arm",
+    "bitness": 32,
+    "linux_url": "node-v18.20.3-linux-armv7l.tar.xz",
+    "activated_path": "%installation_dir%/bin",
+    "activated_path_skip": "node",
+    "activated_cfg": "NODE_JS='%installation_dir%/bin/node%.exe%'",
+    "activated_env": "EMSDK_NODE=%installation_dir%/bin/node%.exe%"
+  },
+  {
+    "id": "node",
+    "version": "18.20.3",
+    "bitness": 64,
+    "arch": "x86_64",
+    "macos_url": "node-v18.20.3-darwin-x64.tar.gz",
+    "windows_url": "node-v18.20.3-win-x64.zip",
+    "linux_url": "node-v18.20.3-linux-x64.tar.xz",
+    "activated_path": "%installation_dir%/bin",
+    "activated_path_skip": "node",
+    "activated_cfg": "NODE_JS='%installation_dir%/bin/node%.exe%'",
+    "activated_env": "EMSDK_NODE=%installation_dir%/bin/node%.exe%"
+  },
+  {
+    "id": "node",
+    "version": "18.20.3",
+    "arch": "arm64",
+    "bitness": 64,
+    "macos_url": "node-v18.20.3-darwin-arm64.tar.gz",
+    "linux_url": "node-v18.20.3-linux-arm64.tar.xz",
+    "activated_path": "%installation_dir%/bin",
+    "activated_path_skip": "node",
+    "activated_cfg": "NODE_JS='%installation_dir%/bin/node%.exe%'",
+    "activated_env": "EMSDK_NODE=%installation_dir%/bin/node%.exe%"
+  },
+
 
   {
     "id": "python",
@@ -644,19 +692,19 @@
   {
     "version": "main",
     "bitness": 64,
-    "uses": ["python-3.9.2-nuget-64bit", "llvm-git-main-64bit", "node-16.20.0-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
+    "uses": ["python-3.9.2-nuget-64bit", "llvm-git-main-64bit", "node-18.20.3-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
     "os": "win"
   },
   {
     "version": "main",
     "bitness": 64,
-    "uses": ["python-3.9.2-64bit", "llvm-git-main-64bit", "node-16.20.0-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
+    "uses": ["python-3.9.2-64bit", "llvm-git-main-64bit", "node-18.20.3-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
     "os": "macos"
   },
   {
     "version": "main",
     "bitness": 64,
-    "uses": ["llvm-git-main-64bit", "node-16.20.0-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
+    "uses": ["llvm-git-main-64bit", "node-18.20.3-64bit", "emscripten-main-64bit", "binaryen-main-64bit"],
     "os": "linux"
   },
   {
@@ -668,14 +716,14 @@
   {
     "version": "releases-%releases-tag%",
     "bitness": 64,
-    "uses": ["node-16.20.0-64bit", "releases-%releases-tag%-64bit"],
+    "uses": ["node-18.20.3-64bit", "releases-%releases-tag%-64bit"],
     "os": "linux",
     "custom_install_script": "emscripten_npm_install"
   },
   {
     "version": "releases-%releases-tag%",
     "bitness": 64,
-    "uses": ["node-16.20.0-64bit", "python-3.9.2-64bit", "releases-%releases-tag%-64bit"],
+    "uses": ["node-18.20.3-64bit", "python-3.9.2-64bit", "releases-%releases-tag%-64bit"],
     "os": "macos",
     "arch": "x86_64",
     "custom_install_script": "emscripten_npm_install"
@@ -683,7 +731,7 @@
   {
     "version": "releases-%releases-tag%",
     "bitness": 64,
-    "uses": ["node-16.20.0-64bit", "python-3.9.2-64bit", "releases-%releases-tag%-64bit"],
+    "uses": ["node-18.20.3-64bit", "python-3.9.2-64bit", "releases-%releases-tag%-64bit"],
     "os": "macos",
     "arch": "arm64",
     "custom_install_script": "emscripten_npm_install"
@@ -691,7 +739,7 @@
   {
     "version": "releases-%releases-tag%",
     "bitness": 64,
-    "uses": ["node-16.20.0-64bit", "python-3.9.2-nuget-64bit", "java-8.152-64bit", "releases-%releases-tag%-64bit"],
+    "uses": ["node-18.20.3-64bit", "python-3.9.2-nuget-64bit", "java-8.152-64bit", "releases-%releases-tag%-64bit"],
     "os": "win",
     "custom_install_script": "emscripten_npm_install"
   }

scripts/update_node.py

@@ -16,8 +16,8 @@ import subprocess
 import os
 import shutil
 
-version = '16.20.0'
+version = '18.20.3'
-base = 'https://nodejs.org/dist/latest-v16.x/'
+base = 'https://nodejs.org/dist/latest-v18.x/'
 upload_base = 'gs://webassembly/emscripten-releases-builds/deps/'
 
 suffixes = [