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Propperly unmount the overlay partition on shutdown

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Signed-off-by: David Oberhollenzer <goliath@infraroot.at>
This commit is contained in:
David Oberhollenzer 2019-08-11 13:24:28 +02:00
parent 628adf2e03
commit 418ca4bc72
5 changed files with 16 additions and 3 deletions
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2
Makefile.am
View file

@ -35,10 +35,12 @@ install-data-local:
$(LN_S) $(TEMPLATEDIR)/sync $(DESTDIR)$(SVCDIR)/sync@shutdown
$(LN_S) $(TEMPLATEDIR)/sigkill $(DESTDIR)$(SVCDIR)/sigkill@shutdown
$(LN_S) $(TEMPLATEDIR)/sigterm $(DESTDIR)$(SVCDIR)/sigterm@shutdown
$(LN_S) $(TEMPLATEDIR)/unmount $(DESTDIR)$(SVCDIR)/unmount@shutdown
$(LN_S) $(TEMPLATEDIR)/sync $(DESTDIR)$(SVCDIR)/sync@reboot
$(LN_S) $(TEMPLATEDIR)/sigkill $(DESTDIR)$(SVCDIR)/sigkill@reboot
$(LN_S) $(TEMPLATEDIR)/sigterm $(DESTDIR)$(SVCDIR)/sigterm@reboot
$(LN_S) $(TEMPLATEDIR)/ifdown $(DESTDIR)$(SVCDIR)/ifdown@reboot
$(LN_S) $(TEMPLATEDIR)/unmount $(DESTDIR)$(SVCDIR)/unmount@reboot
$(LN_S) $(TEMPLATEDIR)/ifcfg $(DESTDIR)$(SVCDIR)/ifcfg
$(LN_S) $(TEMPLATEDIR)/modules $(DESTDIR)$(SVCDIR)/modules
$(LN_S) $(TEMPLATEDIR)/network $(DESTDIR)$(SVCDIR)/network

2
docs/defconfig.md
View file

@ -90,6 +90,8 @@ For the shutdown and reboot targets, the following services are executed:
* sigterm - send the SIGTERM signal to all processes and wait for 5 seconds
* sigkill - send the SIGKILL signal to all remaining processes
* ifdown - bring all network interfaces down
* unmount - unmount the overlay mount points and the underlying
writeable filesystem
* sync - run the sync command

4
services/Makemodule.am
View file

@ -8,7 +8,7 @@ init_DATA += services/unbound services/dnsmasq services/ifdown services/modules
init_DATA += services/network services/hostapd services/nft services/sigkill
init_DATA += services/sshd services/sshd_keygen services/consolefont
init_DATA += services/nginx services/usyslogd services/klogd
init_DATA += services/gcrond services/mountusr
init_DATA += services/gcrond services/mountusr services/unmount
init_DATA += services/tmpfsrun services/tmpfsvar
if DHCPCLIENT
@ -24,4 +24,4 @@ EXTRA_DIST += services/sync services/sysctl services/tmpfs
EXTRA_DIST += services/dhcpcdmaster services/unbound
EXTRA_DIST += services/usyslogd services/dnsmasq services/network
EXTRA_DIST += services/consolefont services/gcrond services/nginx
EXTRA_DIST += services/tmpfsrun
EXTRA_DIST += services/tmpfsrun services/unmount

2
services/ifdown.in
View file

@ -2,6 +2,6 @@ description "stop all network interfaces"
type wait
target %0
after sigkill sigterm
before sync
before sync unmount
exec "@SCRIPTDIR@/ifdown.sh"

9
services/unmount Normal file
View file

@ -0,0 +1,9 @@
description unmount overlay filesystem
type wait
target %0
after sigkill
before sync
exec {
umount -nli /var/lib /usr /etc
umount -nli /cfg/overlay
}