Install pip on coreos

install-pip.sh

#/bin/bash

set -e

if [[ -e /bin/pip ]]; then
  exit 0
fi

PYPY_VERSION=5.9.0

if [ ! -f /tmp/pypy2-v$PYPY_VERSION-linux64.tar.bz2 ]; then
  wget https://bitbucket.org/pypy/pypy/downloads/pypy2-v$PYPY_VERSION-linux64.tar.bz2 -P /tmp
fi

if [ ! -f /tmp/pypy2-v$PYPY_VERSION-linux64 ]; then
  tar -xjf /tmp/pypy2-v$PYPY_VERSION-linux64.tar.bz2 -C /tmp
fi

if [ ! -f /opt/pypy ]; then
  mv -n /tmp/pypy2-v$PYPY_VERSION-linux64 /opt/pypy
  ## library fixup
  mkdir -p /opt/pypy/lib
  ln -snf /lib64/libncurses.so.5.9 /opt/pypy/lib/libtinfo.so.5
fi

if [ ! -f /opt/bin/python ]; then
  cat > /opt/bin/python <<EOF
#!/bin/bash
LD_LIBRARY_PATH=/opt/pypy/lib:$LD_LIBRARY_PATH exec /opt/pypy/bin/pypy "\$@"
EOF
  chmod +x /opt/bin/python
fi

if [ ! -f /tmp/get-pip.py ]; then
  wget https://bootstrap.pypa.io/get-pip.py -P /tmp
  chmod u+x /tmp/get-pip.py
fi

/tmp/get-pip.py
cat > /opt/bin/pip <<EOF
#!/bin/bash
LD_LIBRARY_PATH=/opt/pypy/lib:$LD_LIBRARY_PATH exec /opt/pypy/bin/pip "\$@"
EOF
chmod +x /opt/bin/pip