create_environment.sh

#!/bin/bash

if [[ -z $SYNAPSE_VERSION ]]; then
        SYNAPSE_VERSION=1.12.0
fi

function fatalf {
        local fmt="ERROR: $1\n"
        shift

        printf "$fmt" "$@" >&2
        exit 1
}

function infof {
        local fmt='\e[1;7m * '"$1"'\e[0m\n'
        shift

        printf "$fmt" "$@" >&2
}

name=$1
if [[ -z $name ]]; then
        fatalf 'provide environment name'
fi

dir="$HOME/env-$name"
if [[ -d $dir ]]; then
        fatalf 'directory "%s" exists already' "$dir"
fi

set -o errexit
set -o pipefail

infof 'CREATE ENVIRONMENT "%s"' "$dir"
virtualenv -p python3 "$dir"

infof 'ACTIVATE ENVIRONMENT "%s"' "$dir"
. "$dir/bin/activate"

infof 'INSTALL pip'
pip install --upgrade pip

infof 'INSTALL setuptools'
pip install --upgrade setuptools

infof 'INSTALL matrix'

LDFLAGS='-L/opt/local/lib -R/opt/local/lib'
LDFLAGS+=' /opt/local/lib/libssl.so'
LDFLAGS+=' /opt/local/lib/libcrypto.so'
export LDFLAGS

CFLAGS='-I/opt/local/include'
export CFLAGS

export CRYPTOGRAPHY_SUPPRESS_LINK_FLAGS=yes

pip install --upgrade "matrix-synapse[postgres]==$SYNAPSE_VERSION"

infof 'COMPLETED ENVIRONMENT "%s" @ "%s"' "$name" "$dir"