Marcos Felipe Schwarz <marcos.f....@gmail.com> writes: > Since 2.8.0 OVS runs as non-root user on rhel distros, but the current > implementation breaks the ability to run as root with DPDK and as a > consequence there is no way possible to use UIO drivers on kernel 4.0 and > newer [1, 2]. > [1] http://dpdk.org/browse/dpdk/commit/?id=cdc242f260e766bd95a658b5e0686a > 62ec04f5b0 > [2] https://www.kernel.org/doc/Documentation/vm/pagemap.txt > > Fixes: e3e738a3d058 ("redhat: allow dpdk to also run as non-root user") > Signed-off-by: Marcos Schwarz <marcos.f....@gmail.com> > --- > lib/daemon-unix.c | 3 ++- > rhel/usr_lib_systemd_system_ovs-vswitchd.service.in | 2 +- > 2 files changed, 3 insertions(+), 2 deletions(-) > > diff --git a/lib/daemon-unix.c b/lib/daemon-unix.c > index adb549c98..06528e9ab 100644 > --- a/lib/daemon-unix.c > +++ b/lib/daemon-unix.c > @@ -1047,5 +1047,6 @@ daemon_set_new_user(const char *user_spec) > } > } > > - switch_user = true; > + if (!uid_verify(uid) || !gid_verify(gid)) > + switch_user = true; > } > diff --git a/rhel/usr_lib_systemd_system_ovs-vswitchd.service.in b/rhel/ > usr_lib_systemd_system_ovs-vswitchd.service.in > index c6d9aa1b8..e8b81e707 100644 > --- a/rhel/usr_lib_systemd_system_ovs-vswitchd.service.in > +++ b/rhel/usr_lib_systemd_system_ovs-vswitchd.service.in > @@ -14,7 +14,7 @@ Environment=HOME=/var/run/openvswitch > EnvironmentFile=/etc/openvswitch/default.conf > EnvironmentFile=-/etc/sysconfig/openvswitch > @begin_dpdk@ > -ExecStartPre=-/usr/bin/chown :hugetlbfs /dev/hugepages > +ExecStartPre=-/bin/sh -c '/usr/bin/chown :${OVS_USER_ID##*:}
I think part of this hunk was lost when moving to v2. If you post a v3, add my Acked-by. Thanks, Marcos! > ExecStartPre=-/usr/bin/chmod 0775 /dev/hugepages > @end_dpdk@ > ExecStart=/usr/share/openvswitch/scripts/ovs-ctl \ > -- > 2.14.3 > _______________________________________________ > dev mailing list > d...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev