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|
#!/bin/sh
set -eu
[ -n "${DEBUG:-}" ] && set -x
SYS_RT=/run
USER_RT=${XDG_RUNTIME_DIR:-/nouser} # fallback when not set
main() {
# NOTE: this assumes that:
# system services have their live dir at /run/s6-rc
# user services have their live dir at $XDG_RUNTIME_DIR/s6-rc
local rt=$SYS_RT
[ "${1:-}" = "-u" ] && rt=$USER_RT && shift
[ "${UID:-$(id -u)}" -ne 0 ] && rt=$USER_RT
local l=$rt/s6-rc
# NOTE: this assumes that:
# $l/compiled is a symlink to a directory inside the confdir
# which contains a directory src, defining the s6-rc source
local confdir
confdir=$(readlink -e "$l/compiled")
confdir=$(dirname "$confdir")
test -d "$confdir/src"
local cmd=${1:-}
shift
case "$cmd" in
##
## db
##
reload | recompile)
export LIVE_DIR="$l"
export STATE_DIR="$confdir"
export SOURCE_DIR="$confdir/src"
exec /opt/svtree/bin/svtree-compile
;;
##
## service
##
up | start)
exec s6-rc -v2 -l "$l" -b start $@
;;
dn | down | stop)
exec s6-rc -v2 -l "$l" -b stop $@
;;
re | restart)
$0 dn $@ && $0 up $@
;;
st | status | info)
local sv=${1:?}
s6-rc-db -l "$l" type $sv >/dev/null 2>&1 || exit 1
printf 'Service (%s):\n' $(s6-rc-db -l "$l" type $sv)
for ln in $(s6-rc-db -l "$l" atomics $sv); do
printf '%s: ' $ln
s6-svstat "$l/servicedirs/$ln"
done | sort -k 2 | column -s ':' -t
printf '\nDependencies:\n'
s6-rc-db -l "$l" dependencies $sv
# NOTE: this assumes logs are stored in $rt/log
logfile="$rt/log/$sv/current"
if test -f "$logfile"; then
printf '\nLogs (%s):\n' "$logfile"
tail -n 10 "$logfile"
fi
;;
logtail | logs)
local sv=${1:?}
# NOTE: this assumes logs are stored in $rt/log
logfile="$rt/log/$sv/current"
if test -f "$logfile"; then
tail -f "$logfile"
fi
;;
##
## bundles
##
bundle-ls)
find "$confdir/src" -mindepth 1 -maxdepth 1 -exec sh -c 'test "$(cat {}/type)" = "bundle" && basename {}' \;
;;
bundle-add)
# TODO: add confirmation?
local sv=${1:?}
local bundle=${2:?}
touch "$confdir/src/$bundle/contents.d/$sv"
;;
bundle-del)
# TODO: add confirmation?
local sv=${1:?}
local bundle=${2:?}
rm "$confdir/src/$bundle/contents.d/$sv"
;;
##
## listall
##
ls | list | ps | *)
[ "${1:-}" = "-a" ] && exec s6-rc-db -l "$l" list services
exec s6-rc -v2 -l "$l" -a list
;;
esac
}
main $@
|
