adding example runit-style service directory

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 52 insertions, 0 deletions

diff --git a/examples/var_service/fw/etc/hosts b/examples/var_service/fw/etc/hosts
new file mode 100644
index 000000000..f7ee533d2
--- /dev/null
+++ b/examples/var_service/fw/etc/hosts
@@ -0,0 +1,21 @@
+#!/bin/sh
+echo "\
+# This file is automagically regenerated
+# Note! /etc/nsswitch.conf may override this!
+
+# For loopbacking
+127.0.0.1 localhost
+
+# Our local IPs"
+
+hostname=`hostname`
+test "$hostname" || hostname=localhost
+domain=`(. /boot.conf; echo "$DNSDOMAINNAME")`
+test "$domain" && hostname="$hostname $hostname.$domain"
+
+ip -o a l \
+| grep -F 'inet ' \
+| sed -e 's/^.*inet //' -e 's:[ /].*$: '"$hostname"':'
+
+echo
+echo "# End of /etc/hosts"
diff --git a/examples/var_service/fw/etc/resolv.conf b/examples/var_service/fw/etc/resolv.conf
new file mode 100644
index 000000000..3f37b86f5
--- /dev/null
+++ b/examples/var_service/fw/etc/resolv.conf
@@ -0,0 +1,31 @@
+#!/bin/bash
+
+domain=`(. /boot.conf; echo "$DNSDOMAINNAME") 2>/dev/null`
+
+echo "# This file is automagically regenerated with each boot"
+echo
+test "$domain" && echo "domain $domain"
+test "$domain" && echo "search $domain"
+echo
+echo "# Note that nslookup can choke on DNS server which itself"
+echo "# does NOT have domain name. Other things can work fine."
+echo
+# # If we run DNS cache:
+# echo "nameserver 127.0.0.1"
+# exit
+
+prio=0
+i=0; while test "${if[$i]}"; do
+    test x"${dns_prio[$i]}" != x"" \
+    && test "${dns_prio[$i]}" -gt "$prio" \
+    && prio="${dns_prio[$i]}"
+let i++; done
+
+i=0; while test "${if[$i]}"; do
+    for d in ${dns[$i]}; do
+	p="${dns_prio[$i]}"
+	test x"$p" == x"" && p=0
+	test x"$p" == x"$prio" || continue
+	echo "nameserver $d"
+    done
+let i++; done