segfault/sfbin/sf

#! /bin/bash

[[ -z $SF_REDIS_AUTH ]] && {
	# SF_REDIS_AUTH=$(dd bs=1024 count=1 if=/dev/urandom status=none | sha512sum | base64 -w0)
	SF_REDIS_AUTH=$(echo -n "Redis AUTH $SF_SEED" | sha512sum | base64 -w0)
	SF_REDIS_AUTH="${SF_REDIS_AUTH//[^[:alnum:]]}"
	SF_REDIS_AUTH="${SF_REDIS_AUTH:0:32}"
	export SF_REDIS_AUTH
}


[[ "$1" != up ]] && exec docker-compose "$@"

# HERE: "up"
BINDIR="$(cd "$(dirname "${0}")" || exit; pwd)"
source "${BINDIR}/funcs.sh" || exit 254

[[ -z $SF_SEED ]] && ERREXIT 255 "SF_SEED= not set"

# [DIR] [project name] [id] [INODE-LIMIT]
xfs_init_quota()
{
	local dir
	local prj
	local id
	local ihard
	local err
	dir=$(readlink -f "$1")
	prj=$2
	id=$3
	ihard=$4

	command -v xfs_quota &>/dev/null || { WARN "[${prj}] XFS-QUOTA not set"; return 255; }

	grep "^${prj}" /etc/projid >/dev/null || echo "${prj}:${id}" >>/etc/projid
	# This survives a reboot but maybe our parameters have changed. Set to latest:
	xfs_quota -x -c "limit -p ihard=${ihard} ${prj}" || { WARN "[${prj}] XFS-QUOTA not set"; return 255; }
	xfs_quota -x -c "project -s -p${dir} ${prj}" >/dev/null || { WARN "[${prj}] XFS-QUOTA not set"; return 255; }

	echo "[${dir##*/}] Quota set to ihard=${ihard}."
}

# Load variables from ENV but only those not already set in
# user's environemtn.
load_env()
{
	local n
	local v
	local arr
	local a
	envfile="./.env"

	[[ -n $SF_BASEDIR ]] && envfile="${SF_BASEDIR}/.env"
	if [[ ! -f "${envfile}" ]]; then
		WARN "Not found: \${SF_BASEDIR}/.env (${envfile})"
	else
		IFS=$'\n'
		arr=( $(grep -v ^# "${envfile}") )
		for a in "${arr[@]}"; do

			n="${a%%=*}"
			# Prefer user's environemtn over .env settings.
			[[ -z "$(eval echo \$$n)" ]] && eval "${a}"
		done
	fi

	[[ -z $SF_BASEDIR ]] && ERREXIT 255 "SF_BASEDIR= not set in ${envfile}."
}

load_env

[[ -z $SF_DATADIR ]] && SF_DATADIR="${SF_BASEDIR}/data"
[[ ! -f "${SF_DATADIR}/share/GeoLite2-City.mmdb" ]] && {
	WARN "Not found: data/share/GeoLite2-City.mmdb"
	echo -e "Try \`curl 'https://download.maxmind.com/app/geoip_download?edition_id=GeoLite2-City&license_key=zNACjsJrHnGPBxgI&suffix=tar.gz' | tar xfvz  - --strip-components=1  --no-anchored -C \"${SF_DATADIR}/share/\" 'GeoLite2-City.mmdb'\`."
}

xfs_init_quota "${SF_DATADIR}/everyone-root" "everyone" 100 1024

# If there was a warning then wait...
WARN_ENTER

[[ -z $SF_DATADEV ]] && {
	d=$(mount | grep -F "${SF_DATADIR}" | head -n1)
	export SF_DATADEV="${d%% *}"
}

exec docker-compose "$@"