rpcbind: Fix boot time start failure

With commits 90bc1810 ("bitbake.conf: Add runtimedir") and
561e853e ("rpcbind: Specify state directory under /run") rpcbind
still can fail during startup with:

  rpcbind: /var/run/rpcbind.lock: Read-only file system

The lockfile is hardcoded as "/var/run/rpcbind.lock".
While it should use the same internal define "RPCBIND_STATEDIR"
as the paths for rpcbind.xdr and portmap.xdr, it's not necessary
to be patched because of the default value of ${runtimedir} and
the presence of the /var/run -> /run symlink.

Using --with-statedir=/run/rpcbind adds the line

  RequiresMountsFor=/run/rpcbind

to the service but it doesn't guarantee that /run is writable yet
when rpcbind.service starts. Add this guarantee by running
rpcbind.service with systemd-tmpfiles-setup.service and add the
tmpfiles.d entry for /run/rpcbind.

(From OE-Core rev: 53fb871f84c99a66485979da2588c1d11d8749e7)

Signed-off-by: Zoltán Böszörményi <zboszor@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

3 files changed, 14 insertions, 0 deletions

diff --git a/meta/recipes-extended/rpcbind/rpcbind/rpcbind.systemd b/meta/recipes-extended/rpcbind/rpcbind/rpcbind.systemd
new file mode 100644
index 0000000000..5765751326
--- /dev/null
+++ b/meta/recipes-extended/rpcbind/rpcbind/rpcbind.systemd
@@ -0,0 +1,3 @@
+[Unit]
+# Make sure the runtime directory exists
+After=systemd-tmpfiles-setup.service
diff --git a/meta/recipes-extended/rpcbind/rpcbind/rpcbind.tmpfiles b/meta/recipes-extended/rpcbind/rpcbind/rpcbind.tmpfiles
new file mode 100644
index 0000000000..fecee72c09
--- /dev/null
+++ b/meta/recipes-extended/rpcbind/rpcbind/rpcbind.tmpfiles
@@ -0,0 +1 @@
+d /run/rpcbind 0755 root root -
diff --git a/meta/recipes-extended/rpcbind/rpcbind_1.2.6.bb b/meta/recipes-extended/rpcbind/rpcbind_1.2.6.bb
index e751eb631c..aeca86e564 100644
--- a/meta/recipes-extended/rpcbind/rpcbind_1.2.6.bb
+++ b/meta/recipes-extended/rpcbind/rpcbind_1.2.6.bb
@@ -13,6 +13,8 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=b46486e4c4a416602693a711bb5bfa39 \
 SRC_URI = "${SOURCEFORGE_MIRROR}/rpcbind/rpcbind-${PV}.tar.bz2 \
            file://init.d \
            file://rpcbind.conf \
+           file://rpcbind.tmpfiles \
+           file://rpcbind.systemd \
            file://rpcbind_add_option_to_fix_port_number.patch \
            file://0001-systemd-use-EnvironmentFile.patch \
           "
@@ -49,7 +51,15 @@ do_install:append () {
                 ${UNPACKDIR}/init.d > ${D}${sysconfdir}/init.d/rpcbind
         chmod 0755 ${D}${sysconfdir}/init.d/rpcbind
         install -m 0644 ${UNPACKDIR}/rpcbind.conf ${D}${sysconfdir}/rpcbind.conf
+
+        install -d ${D}${sysconfdir}/tmpfiles.d
+        install -m 0644 ${UNPACKDIR}/rpcbind.tmpfiles ${D}${sysconfdir}/tmpfiles.d/rpcbind.conf
+
+        install -d ${D}${systemd_system_unitdir}/rpcbind.service.d
+        install -m 0644 ${UNPACKDIR}/rpcbind.systemd ${D}${systemd_system_unitdir}/rpcbind.service.d/rpcbind.conf
 }
 
+FILES:${PN} += "${systemd_system_unitdir}/rpcbind.service.d/rpcbind.conf"
+
 ALTERNATIVE:${PN} = "rpcinfo"
 ALTERNATIVE_LINK_NAME[rpcinfo] = "${bindir}/rpcinfo"