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Move modprobe to cjdns-loadmodules.service to avoid adding CAP_SYS_MODULE.

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This commit is contained in:
Stuart D. Gathman 2016-08-15 14:08:23 -04:00
parent 9290198c19
commit 34c8c5425f
1 changed files with 33 additions and 10 deletions
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43
cjdns.sbin.patch
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@ -1,6 +1,23 @@
diff -up ./contrib/systemd/cjdns-loadmodules.service.sbin ./contrib/systemd/cjdns-loadmodules.service
--- ./contrib/systemd/cjdns-loadmodules.service.sbin 2016-08-15 13:39:48.892573194 -0400
+++ ./contrib/systemd/cjdns-loadmodules.service 2016-08-15 13:47:24.336772295 -0400
@@ -0,0 +1,13 @@
+[Unit]
+Description=Load cjdns kernel modules
+# Load kernel modules needed by cjdns so that it doesn't need the privilege
+Before=cjdns.service
+# Do not try to load modules in containers like openvz
+ConditionVirtualization=!container
+
+[Service]
+Type=oneshot
+ExecStart=/usr/sbin/modprobe tun
+
+[Install]
+WantedBy=multi-user.target
diff -up ./contrib/systemd/cjdns-online.sh.sbin ./contrib/systemd/cjdns-online.sh
--- ./contrib/systemd/cjdns-online.sh.sbin 2016-08-05 17:32:04.937119714 -0400
+++ ./contrib/systemd/cjdns-online.sh 2016-08-05 17:32:04.937119714 -0400
--- ./contrib/systemd/cjdns-online.sh.sbin 2016-08-15 13:33:11.356021398 -0400
+++ ./contrib/systemd/cjdns-online.sh 2016-08-15 13:33:11.356021398 -0400
@@ -0,0 +1,90 @@
+#!/bin/sh
+# Check whether cjdns IPs are available
@ -94,8 +111,16 @@ diff -up ./contrib/systemd/cjdns-online.sh.sbin ./contrib/systemd/cjdns-online.s
+fi
diff -up ./contrib/systemd/cjdns.service.sbin ./contrib/systemd/cjdns.service
--- ./contrib/systemd/cjdns.service.sbin 2016-06-14 17:58:54.000000000 -0400
+++ ./contrib/systemd/cjdns.service 2016-08-05 17:33:09.595862599 -0400
@@ -7,12 +7,14 @@ After=network.target
+++ ./contrib/systemd/cjdns.service 2016-08-15 13:56:20.198792714 -0400
@@ -1,18 +1,20 @@
[Unit]
Description=cjdns: routing engine designed for security, scalability, speed and ease of use
Wants=network.target
-After=network.target
+After=network.target cjdns-loadmodules.service
+Requires=cjdns-loadmodules.service
[Service]
ProtectHome=true
ProtectSystem=true
SyslogIdentifier=cjdroute
@ -105,17 +130,15 @@ diff -up ./contrib/systemd/cjdns.service.sbin ./contrib/systemd/cjdns.service
- /usr/bin/cjdroute --genconf > /etc/cjdroute.conf; \
+ /usr/sbin/cjdroute --genconf | cat > /etc/cjdroute.conf; \
echo 'WARNING: A new /etc/cjdroute.conf file has been generated.'; \
- fi"
fi"
-ExecStart=/bin/sh -c "exec cjdroute --nobg < /etc/cjdroute.conf"
+ fi; case $(wc -c /proc/modules) in \
+ 0*) ;; *) /sbin/modprobe tun;; esac"
+ExecStart=/bin/sh -c "exec /usr/sbin/cjdroute --nobg < /etc/cjdroute.conf"
Restart=always
[Install]
diff -up ./contrib/systemd/cjdns-wait-online.service.sbin ./contrib/systemd/cjdns-wait-online.service
--- ./contrib/systemd/cjdns-wait-online.service.sbin 2016-08-05 17:32:04.937119714 -0400
+++ ./contrib/systemd/cjdns-wait-online.service 2016-08-05 17:32:04.937119714 -0400
--- ./contrib/systemd/cjdns-wait-online.service.sbin 2016-08-15 13:33:11.356021398 -0400
+++ ./contrib/systemd/cjdns-wait-online.service 2016-08-15 13:33:11.356021398 -0400
@@ -0,0 +1,13 @@
+[Unit]
+Description=CJDNS Wait Online
@ -132,7 +155,7 @@ diff -up ./contrib/systemd/cjdns-wait-online.service.sbin ./contrib/systemd/cjdn
+WantedBy=multi-user.target
diff -up ./contrib/upstart/cjdns.conf.sbin ./contrib/upstart/cjdns.conf
--- ./contrib/upstart/cjdns.conf.sbin 2016-06-14 17:58:54.000000000 -0400
+++ ./contrib/upstart/cjdns.conf 2016-08-05 17:32:04.938119725 -0400
+++ ./contrib/upstart/cjdns.conf 2016-08-15 13:33:11.356021398 -0400
@@ -13,10 +13,16 @@ pre-start script
if ! [ -s /etc/cjdroute.conf ]; then
( # start a subshell to avoid side effects of umask later on