syncthing/script/docker-entrypoint.sh
Beat Reichenbach c4dfb66d84
docker: Add support for setting umask (#9429)
Add support for setting umask value in the Docker `entrypoint.sh`
script. This is useful when
not syncing permissions and working with groups, and needing umask
values like `002` instead of `022`.
2024-02-22 08:47:43 +00:00

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#!/bin/sh
set -eu
[ -n "${UMASK:-}" ] && umask "$UMASK"
if [ "$(id -u)" = '0' ]; then
binary="$1"
if [ -z "${PCAP:-}" ]; then
# If Syncthing should have no extra capabilities, make sure to remove them
# from the binary. This will fail with an error if there are no
# capabilities to remove, hence the || true etc.
setcap -r "$binary" 2>/dev/null || true
else
# Set capabilities on the Syncthing binary before launching it.
setcap "$PCAP" "$binary"
fi
# Chown may fail, which may cause us to be unable to start; but maybe
# it'll work anyway, so we let the error slide.
chown "${PUID}:${PGID}" "${HOME}" || true
exec su-exec "${PUID}:${PGID}" \
env HOME="$HOME" "$@"
else
exec "$@"
fi