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#!/usr/bin/env bash
# Create a conda environment specification file for an HSTDP
# delivery. Automatically number the iteration based on spec
# files that already exist in the astroconda-releases repository.
# Automatically base iterations on the spec files produced by
# any existing previous iteration.
# Optionally allow for finalization of a spec file release.
set -e
releases_repo="https://github.com/astroconda/astroconda-releases"
pub_channel="http://ssb.stsci.edu/astroconda"
dev_channel="http://ssb.stsci.edu/astroconda-dev"
os="linux"
if [[ "$(uname)" == "Darwin" ]];
then
os="osx"
fi
pkgs=""
scriptname=$(basename $0)
# Command line argument handling
#
# Display help text when no arguments are supplied.
if [[ $# -eq 0 ]];
then
printf "
Usage: ${scriptname} [-n] [-p] [-i] <packages...>
Produce a conda spec file for the next needed HSTDP delivery iteration.
Iterations within a given release name build upon one another, such that
01 = 00 + any necessary changes.
-n --hstdp-name Name of HSTDP release (i.e. 2018.1) (required)
-p --python Python verison to use (i.e. 3.5, 3.6) (required)
-f --final Designate the environment to capture as a final delivery
environment. (optional)
Positional arguments
<packages>
A list of packages & versions of the form:
<conda_package_name>=<version_string>, ...
"
exit 0
fi
while (( "${#}" )); do
case "${1}" in
-n|--hstdp-name)
hstdp_name=${2}
shift 2
;;
-p|--python)
pyver=${2}
shift 2
;;
-f|--final)
iter="final"
shift
;;
--) # end argument parsing
shift
break
;;
-*|--*) # unsupported flags
echo "Error: Unsupported flag ${1}" >&2
exit 1
;;
*) # positional arguments
pkgs="${pkgs} ${1}"
shift
;;
esac
done
eval set -- "${pkgs}"
if [[ -z "$hstdp_name" ]]; then
echo "Must supply an HSTDP name with -n or --hstdp-name."
exit 1
fi
if [[ -z "$pyver" ]]; then
echo "Must supply a python version with -p or --python."
exit 1
fi
# Compose short form of python version for use in file name.
pyver_S=${pyver//./}
# Clone the releases git repository if the iteration is not "FINAL"
# so the release iteration can be determined automatically.
if [[ $iter != "final" ]]; then
# Clone HSTDP releases repository
clonedir=$(mktemp -d)
git clone $releases_repo $clonedir
hstdp_dir=${clonedir}/hstdp
# If the hstdp-name subdir exists, get the list of linux spec files from it.
if [[ -d "${hstdp_dir}/${hstdp_name}" ]]; then
calculate_iter=true
else
echo "Releases subdir ${hstdp_name} does not exist."
echo "This will be iteration 00."
iter="00"
fi
fi
# If a HSTDP release dir already exits, calculate the iteration value from its contents.
if [[ $calculate_iter == true ]]; then
find ${hstdp_dir} -type d -name ${hstdp_name}/dev
if [[ ${?} -eq 0 ]]; then
dev_specs=$(ls -1 ${hstdp_dir}/${hstdp_name}/dev/hstdp*${os}*${pyver_S}*.txt)
fi
latest_iter=-1
# Determine the highest iteration found for the release name
for dev_spec in ${dev_specs}; do
#echo $dev_spec
fname=${dev_spec##*/}
fname=${fname%.*}
fname=$(echo ${fname} | cut -d '-' -f 4)
file_iter=${fname##*.}
if [[ $file_iter -gt $latest_iter ]]; then
latest_iter=$file_iter
# Spec file on which to base the new environment.
latest_spec=${dev_spec}
fi
done
echo "latest_spec=$latest_spec"
# Increment latest iteration to reflect new file to create.
(( latest_iter += 1 ))
iter=$(printf %02d ${latest_iter})
fi
env_name="hstdp-${hstdp_name}-${os}-py${pyver_S}.${iter}"
if [[ $latest_spec ]]; then
echo "Creating conda environment ${env_name} from existing spec file..."
conda create -y -q -n ${env_name} --file ${latest_spec}
else
echo "Creating conda environment ${env_name} from stsci-hst metapackage..."
conda create -y -q -n $env_name -c $pub_channel -c defaults python=$pyver stsci-hst
fi
# Install any additional packages that were specified on the command line.
# Pull each from the appropriate astroconda channel depending on where they reside.
# - versions with 'dev' in them come from the -dev channel
# - others come from the public channel
source activate $env_name
printf "Packages:\n"
for pkg in $pkgs; do
if [[ $pkg == *"dev"* ]]; then
echo "${pkg} : This is a development package"
channel=$dev_channel
else
echo "${pkg} : This is a public package"
channel=$pub_channel
fi
conda install -y -q -c $channel -c defaults $pkg
done
printf "Writing spec file: ${env_name}.txt... "
conda list --explicit > "${env_name}.txt"
# Clean up.
rm -rf $clonedir
printf "Done.\n"
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