From 2647edc30f1e02840cae62fde8b44345d35ac720 Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Wed, 8 Sep 2021 14:35:20 +0200 Subject: openvpn: T3805: drop privileges using systemd - required for rtnetlink --- data/templates/openvpn/server.conf.tmpl | 2 -- src/conf_mode/interfaces-openvpn.py | 3 --- src/etc/systemd/system/openvpn@.service.d/override.conf | 4 ++++ 3 files changed, 4 insertions(+), 5 deletions(-) diff --git a/data/templates/openvpn/server.conf.tmpl b/data/templates/openvpn/server.conf.tmpl index 9b07a9ba2..9e4cc6813 100644 --- a/data/templates/openvpn/server.conf.tmpl +++ b/data/templates/openvpn/server.conf.tmpl @@ -7,8 +7,6 @@ # verb 3 -user {{ daemon_user }} -group {{ daemon_group }} dev-type {{ device_type }} dev {{ ifname }} persist-key diff --git a/src/conf_mode/interfaces-openvpn.py b/src/conf_mode/interfaces-openvpn.py index c837328be..bbf17ed5a 100755 --- a/src/conf_mode/interfaces-openvpn.py +++ b/src/conf_mode/interfaces-openvpn.py @@ -81,9 +81,6 @@ def get_config(config=None): openvpn['pki'] = tmp_pki openvpn['auth_user_pass_file'] = '/run/openvpn/{ifname}.pw'.format(**openvpn) - openvpn['daemon_user'] = user - openvpn['daemon_group'] = group - return openvpn def is_ec_private_key(pki, cert_name): diff --git a/src/etc/systemd/system/openvpn@.service.d/override.conf b/src/etc/systemd/system/openvpn@.service.d/override.conf index 7946484a3..03fe6b587 100644 --- a/src/etc/systemd/system/openvpn@.service.d/override.conf +++ b/src/etc/systemd/system/openvpn@.service.d/override.conf @@ -7,3 +7,7 @@ WorkingDirectory= WorkingDirectory=/run/openvpn ExecStart= ExecStart=/usr/sbin/openvpn --daemon openvpn-%i --config %i.conf --status %i.status 30 --writepid %i.pid +User=openvpn +Group=openvpn +AmbientCapabilities=CAP_IPC_LOCK CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_NET_RAW CAP_SETGID CAP_SETUID CAP_SYS_CHROOT CAP_DAC_OVERRIDE CAP_AUDIT_WRITE +CapabilityBoundingSet=CAP_IPC_LOCK CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_NET_RAW CAP_SETGID CAP_SETUID CAP_SYS_CHROOT CAP_DAC_OVERRIDE CAP_AUDIT_WRITE -- cgit v1.2.3