devstack/tools/install_pip.sh
Davanum Srinivas f5b4154251 Switch on curl retry options for fetching get-pip.py
Let's retry a few times before giving up.

Related-Bug: #1413034

Change-Id: I7c5c1a3936b5c08c5de43edc569b5a53d11b55a7
2015-01-22 07:57:42 -05:00

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#!/usr/bin/env bash
# **install_pip.sh**
# install_pip.sh [--pip-version <version>] [--use-get-pip] [--force]
#
# Update pip and friends to a known common version
# Assumptions:
# - update pip to $INSTALL_PIP_VERSION
set -o errexit
set -o xtrace
# Keep track of the current directory
TOOLS_DIR=$(cd $(dirname "$0") && pwd)
TOP_DIR=`cd $TOOLS_DIR/..; pwd`
# Change dir to top of devstack
cd $TOP_DIR
# Import common functions
source $TOP_DIR/functions
FILES=$TOP_DIR/files
PIP_GET_PIP_URL=https://bootstrap.pypa.io/get-pip.py
LOCAL_PIP="$FILES/$(basename $PIP_GET_PIP_URL)"
GetDistro
echo "Distro: $DISTRO"
function get_versions {
PIP=$(which pip 2>/dev/null || which pip-python 2>/dev/null || true)
if [[ -n $PIP ]]; then
PIP_VERSION=$($PIP --version | awk '{ print $2}')
echo "pip: $PIP_VERSION"
else
echo "pip: Not Installed"
fi
}
function install_get_pip {
if [[ ! -r $LOCAL_PIP ]]; then
curl --retry 6 --retry-delay 5 -o $LOCAL_PIP $PIP_GET_PIP_URL || \
die $LINENO "Download of get-pip.py failed"
fi
sudo -H -E python $LOCAL_PIP
}
function configure_pypi_alternative_url {
PIP_ROOT_FOLDER="$HOME/.pip"
PIP_CONFIG_FILE="$PIP_ROOT_FOLDER/pip.conf"
if [[ ! -d $PIP_ROOT_FOLDER ]]; then
echo "Creating $PIP_ROOT_FOLDER"
mkdir $PIP_ROOT_FOLDER
fi
if [[ ! -f $PIP_CONFIG_FILE ]]; then
echo "Creating $PIP_CONFIG_FILE"
touch $PIP_CONFIG_FILE
fi
if ! ini_has_option "$PIP_CONFIG_FILE" "global" "index-url"; then
#it means that the index-url does not exist
iniset "$PIP_CONFIG_FILE" "global" "index-url" "$PYPI_OVERRIDE"
fi
}
# Setuptools 8 implements PEP 440, and 8.0.4 adds a warning triggered any time
# pkg_resources inspects the list of installed Python packages if there are
# non-compliant version numbers in the egg-info (for example, from distro
# system packaged Python libraries). This is off by default after 8.2 but can
# be enabled by uncommenting the lines below.
#PYTHONWARNINGS=$PYTHONWARNINGS,always::RuntimeWarning:pkg_resources
#export PYTHONWARNINGS
# Show starting versions
get_versions
# Do pip
# Eradicate any and all system packages
uninstall_package python-pip
install_get_pip
if [[ -n $PYPI_ALTERNATIVE_URL ]]; then
configure_pypi_alternative_url
fi
pip_install -U setuptools
get_versions