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#!/usr/bin/env bash
# **install_pip.sh**
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# install_pip.sh [--pip-version <version>] [--use-get-pip] [--force] |
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#
# Update pip and friends to a known common version
# Assumptions:
# - update pip to $INSTALL_PIP_VERSION
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set -o errexit
set -o xtrace
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# Keep track of the current directory
TOOLS_DIR=$(cd $(dirname "$0") && pwd)
TOP_DIR=`cd $TOOLS_DIR/..; pwd`
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# Change dir to top of DevStack |
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cd $TOP_DIR
# Import common functions |
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source $TOP_DIR/stackrc |
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FILES=$TOP_DIR/files
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PIP_GET_PIP_URL=https://bootstrap.pypa.io/get-pip.py |
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LOCAL_PIP="$FILES/$(basename $PIP_GET_PIP_URL)" |
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GetDistro
echo "Distro: $DISTRO"
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function get_versions { |
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PIP=$(which pip 2>/dev/null || which pip-python 2>/dev/null || true) |
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if [[ -n $PIP ]]; then
PIP_VERSION=$($PIP --version | awk '{ print $2}') |
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echo "pip: $PIP_VERSION" |
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else
echo "pip: Not Installed" |
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fi
}
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function install_get_pip { |
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# The OpenStack gate and others put a cached version of get-pip.py |
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# for this to find, explicitly to avoid download issues.
# |
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# However, if DevStack *did* download the file, we want to check
# for updates; people can leave their stacks around for a long |
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# time and in the mean-time pip might get upgraded.
#
# Thus we use curl's "-z" feature to always check the modified
# since and only download if a new version is out -- but only if
# it seems we downloaded the file originally.
if [[ ! -r $LOCAL_PIP || -r $LOCAL_PIP.downloaded ]]; then
curl --retry 6 --retry-delay 5 \
-z $LOCAL_PIP -o $LOCAL_PIP $PIP_GET_PIP_URL || \ |
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die $LINENO "Download of get-pip.py failed" |
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touch $LOCAL_PIP.downloaded |
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fi |
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sudo -H -E python $LOCAL_PIP -c $TOOLS_DIR/cap-pip.txt |
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}
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function configure_pypi_alternative_url {
PIP_ROOT_FOLDER="$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 |
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# It means that the index-url does not exist |
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iniset "$PIP_CONFIG_FILE" "global" "index-url" "$PYPI_OVERRIDE"
fi
}
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# 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 |
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# Show starting versions
get_versions
# Do pip
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# Eradicate any and all system packages
uninstall_package python-pip |
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install_get_pip |
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if [[ -n $PYPI_ALTERNATIVE_URL ]]; then
configure_pypi_alternative_url
fi
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pip_install -U setuptools |
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get_versions |