test-runtime-libs-version-checks.sh

test-runtime-libs-version-checks.sh

#!/bin/bash
#set -ex

TARGET_SYSTEMS="
  archlinux:latest
  centos:6 centos:7 centos:8
  fedora:33 fedora:34 fedora:35 fedora:37
  ubuntu:16.04 ubuntu:18.04 ubuntu:20.04 ubuntu:21.04 ubuntu:22.04
  debian:stable-slim debian:unstable-slim debian:testing-slim
  opensuse/leap:latest opensuse/tumbleweed:latest
  "

LIBSTDCPP_BINS_PATH="$PWD/libstd++.so.6"
LIBC6_BINS_PATH="$PWD/libc.so.6"
LD_BINS_PATH="$PWD/ld.so"

function extract_libc() {
  echo "Extracting 'libc.so.6' binaries"
  mkdir -p "$LIBC6_BINS_PATH"
  for TARGET in $TARGET_SYSTEMS; do
    TARGET_FILE="$LIBC6_BINS_PATH/$(echo -n $TARGET | sed -e 's/[^[:alnum:]]/-/g' | tr -s '-' | tr A-Z a-z.md)"
    if [ ! -f "$TARGET_FILE" ]; then
      echo $TARGET
      libfile="$(docker run --rm $TARGET cat '/etc/ld.so.cache' | grep -azm1 '/libc.so.6$' | tr -d '\0')"
      container_id=$(docker create "$TARGET")
      echo " -- extracting $libfile"
      docker cp -L "$container_id:$libfile" "$TARGET_FILE"
      docker rm "$container_id"
    fi
  done
}

function extract_libstdcpp() {
  echo "Extracting 'libstdc++.so.6' binaries"
  mkdir -p "$LIBSTDCPP_BINS_PATH"
  for TARGET in $TARGET_SYSTEMS; do
    TARGET_FILE="$LIBSTDCPP_BINS_PATH/$(echo -n $TARGET | sed -e 's/[^[:alnum:]]/-/g' | tr -s '-' | tr A-Z a-z.md)"
    if [ ! -f "$TARGET_FILE" ]; then
      echo $TARGET
      libfile="$(docker run --rm $TARGET cat '/etc/ld.so.cache' | grep -azm1 '/libstdc++.so.6$' | tr -d '\0')"
      container_id=$(docker create "$TARGET")
      echo " -- extracting $libfile"
      docker cp -L "$container_id:$libfile" "$TARGET_FILE"
      docker rm "$container_id"
    fi
  done
}

function read_libc_version_string() {
  echo "--- reading libc version string ---"
  for libc in "$LIBC6_BINS_PATH"/*; do
    STR_VERSION=$(grep -aoP 'GNU C Library [^\n]* release version \K[0-9]*.[0-9]*' "$libc")
    LIC_BASENAME=$(basename $libc)
    echo "$LIC_BASENAME => $STR_VERSION"
  done
  echo ""
}

extract_libc
read_libc_version_string

extract_libstdcpp