On Fri, 21 Jan 2022, Petr Vorel wrote: > Hi Nikita, > > [ Cc: Steve as user-space maintainer, also Neil and whole linux-nfs ] > > > On systemd-based linux hosts, rpcbind service is typically started via > > socket activation, when the first client connects. If no client has > > connected before LTP rpc test starts, rpcbind process will not be > > running at the time of check_portmap_rpcbind() execution, causing > > check_portmap_rpcbind() to report TCONF error. > > > Fix that by adding a quiet invocation of 'rpcinfo' before checking for > > rpcbind. > > Looks reasonable, but I'd prefer to have confirmation from NFS experts. > > > For portmap, similar step is likely not needed, because portmap is used > > only on old systemd and those don't use systemd. > > > Signed-off-by: Nikita Yushchenko <nikita.yushchenko@xxxxxxxxxxxxx> > > --- > > testcases/network/rpc/basic_tests/rpc_lib.sh | 6 ++++++ > > 1 file changed, 6 insertions(+) > > > diff --git a/testcases/network/rpc/basic_tests/rpc_lib.sh b/testcases/network/rpc/basic_tests/rpc_lib.sh > > index c7c868709..e882e41b3 100644 > > --- a/testcases/network/rpc/basic_tests/rpc_lib.sh > > +++ b/testcases/network/rpc/basic_tests/rpc_lib.sh > > @@ -8,6 +8,12 @@ check_portmap_rpcbind() > > if pgrep portmap > /dev/null; then > > PORTMAPPER="portmap" > > else > > + # In case of systemd socket activation, rpcbind could be > > + # not started until somebody tries to connect to it's socket. > > + # > > + # To handle that case properly, run a client now. > > + rpcinfo >/dev/null 2>&1 If it were me, I would remove the 'pgrep's and just call "rpcbind -p" and make sure something responds. NeilBrown > nit: Shouldn't we keep stderr? In LTP we put required commands into > $TST_NEEDS_CMDS. It'd be better not require rpcinfo (not a hard dependency), > and thus it'd be better to see "command not found" when rpcinfo missing and test > fails. > > Kind regards, > Petr > > > + > > pgrep rpcbind > /dev/null && PORTMAPPER="rpcbind" || \ > > tst_brk TCONF "portmap or rpcbind is not running" > > fi > >
