Patch glibc for Node 18+

patch_glibc.sh

#!/bin/bash

# Upgrades glibc to 2.28 on Ubuntu 18.04 LTS to support Node 18+
# Fixes: node: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.28' not found (required by node)
# Original script found here: https://github.com/nodesource/distributions/issues/1392#issuecomment-1815887430

# Check if this patching is needed
node -v &>/dev/null
if [ $? -eq 0 ]; then
  echo "Node $(node -v) is installed, and does not require patching."
  exit 0
fi

# Build and install glibc 2.28 if not already installed
if [ ! -d "/opt/glibc-2.28" ]; then
  echo "Installing glibc 2.28..."

  # Install any missing prerequisites
  sudo apt-get install -y bison gawk

  cd ~
  wget -c https://ftp.gnu.org/gnu/glibc/glibc-2.28.tar.gz
  tar -zxf glibc-2.28.tar.gz

  cd glibc-2.28
  mkdir glibc-build
  cd glibc-build

  sudo ../configure --prefix=/opt/glibc-2.28
  sudo make
  sudo make install

  cd ..
  rm -fr glibc-2.28 glibc-2.28.tar.gz
  echo "glibc 2.28 installed."
else
  echo "glibc 2.28 is already installed."
fi

# Patch the installed Node to work with /opt/glibc-2.28 instead:
sudo apt install -y patchelf

ARCH=$(uname -m)
NODE_PATH=$(which node)

if [ "$ARCH" = "x86_64" ]; then
  patchelf --set-interpreter /opt/glibc-2.28/lib/ld-linux-x86-64.so.2 --set-rpath /opt/glibc-2.28/lib:/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu $NODE_PATH
elif [ "$ARCH" = "aarch64" ]; then
  patchelf --set-interpreter /opt/glibc-2.28/lib/ld-linux-aarch64.so.1 --set-rpath /opt/glibc-2.28/lib:/lib/aarch64-linux-gnu:/usr/lib/aarch64-linux-gnu $NODE_PATH
else
  echo "Unsupported architecture: $ARCH"
  exit 1
fi

node -v &>/dev/null
if [ $? -eq 0 ]; then
  echo "Node $(node -v) is installed, and has been patched."
  exit 0
else
  echo "Failed to patch Node."
  exit 1
fi