#!/bin/sh
set -e

# This code is based on snapcraft's own patch to work around this problem at
# https://github.com/snapcore/snapcraft/blob/a97fb5c7ea553a1bd20f4887a7c3393e75761890/patches/ctypes_init.diff.
# We may not build the Certbot snap for all of these architectures (and as of
# writing this we do not), but we keep the code for them to avoid having to
# solve this problem again in the future if we add support for new
# architectures.
case "${SNAP_ARCH}" in
    'arm64')
        ARCH_TRIPLET='aarch64-linux-gnu';;
    'armhf')
        ARCH_TRIPLET='arm-linux-gnueabihf';;
    'i386')
        ARCH_TRIPLET='i386-linux-gnu';;
    'ppc64el')
        ARCH_TRIPLET='powerpc64le-linux-gnu';;
    'powerpc')
        ARCH_TRIPLET='powerpc-linux-gnu';;
    'amd64')
        ARCH_TRIPLET='x86_64-linux-gnu';;
    's390x')
        ARCH_TRIPLET='s390x-linux-gnu';;
    *)
        echo "Unrecongized value of SNAP_ARCH: ${SNAP_ARCH}" >&2
        exit 1
esac

export CERTBOT_AUGEAS_PATH="${SNAP}/usr/lib/${ARCH_TRIPLET}/libaugeas.so.0"

CERTBOT_PLUGIN_PATH="$(snap connections certbot | gawk 'BEGIN {ORS=""} NR>1 { if ($1 == "content[certbot-1]") { split($3,a,":"); PLUGINS=PLUGINS":/snap/"a[1]"/current/lib/python3.8/site-packages/"; next; } } END { print substr(PLUGINS, 2) }')"
export CERTBOT_PLUGIN_PATH

exec certbot "$@"