luci-app-fwknopd: Add qr code support

Signed-off-by: Jonathan Bennett <jbennett@incomsystems.biz>

diff --git a/applications/luci-app-fwknopd/Makefile b/applications/luci-app-fwknopd/Makefile
index a24b562..3fbd88a 100644 (file)
--- a/applications/luci-app-fwknopd/Makefile
+++ b/applications/luci-app-fwknopd/Makefile
@@ -7,7 +7,7 @@
 include $(TOPDIR)/rules.mk
 
 LUCI_TITLE:=Fwknopd config - web config for the firewall knock daemon
-LUCI_DEPENDS:=+fwknopd
+LUCI_DEPENDS:=+fwknopd +qrencode
 PKG_VERSION:=1.0
 PKG_RELEASE:=1
 PKG_LICENSE:=GPLv2

diff --git a/applications/luci-app-fwknopd/luasrc/model/cbi/fwknopd.lua b/applications/luci-app-fwknopd/luasrc/model/cbi/fwknopd.lua
index 8a454dd..84a1a23 100644 (file)
--- a/applications/luci-app-fwknopd/luasrc/model/cbi/fwknopd.lua
+++ b/applications/luci-app-fwknopd/luasrc/model/cbi/fwknopd.lua
@@ -6,6 +6,9 @@ m = Map("fwknopd", translate("Firewall Knock Operator"))
 s = m:section(TypedSection, "global", translate("Enable Uci/Luci control")) -- Set uci control on or off
 s.anonymous=true
 s:option(Flag, "uci_enabled", translate("Enable config overwrite"), translate("When unchecked, the config files in /etc/fwknopd will be used as is, ignoring any settings here."))
+qr = s:option(DummyValue, "note0", "dummy")
+qr.template = "fwknopd-qr"
+qr:depends("uci_enabled", "1")
 
 s = m:section(TypedSection, "access", translate("access.conf stanzas")) -- set the access.conf settings
 s.anonymous=true

diff --git a/applications/luci-app-fwknopd/luasrc/view/fwknopd-qr.htm b/applications/luci-app-fwknopd/luasrc/view/fwknopd-qr.htm
new file mode 100644 (file)
index 0000000..9e6e818
--- /dev/null
+++ b/applications/luci-app-fwknopd/luasrc/view/fwknopd-qr.htm
@@ -0,0 +1 @@
+<% print(luci.sys.exec("sh /usr/sbin/gen-qr.sh")) %>

diff --git a/applications/luci-app-fwknopd/root/usr/sbin/gen-qr.sh b/applications/luci-app-fwknopd/root/usr/sbin/gen-qr.sh
new file mode 100644 (file)
index 0000000..97493da
--- /dev/null
+++ b/applications/luci-app-fwknopd/root/usr/sbin/gen-qr.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+key_base64=$(uci get fwknopd.@access[0].KEY_BASE64)
+key=$(uci get fwknopd.@access[0].KEY)
+hmac_key_base64=$(uci get fwknopd.@access[0].HMAC_KEY_BASE64)
+hmac_key=$(uci get fwknopd.@access[0].HMAC_KEY)
+
+if [ $key_base64 != "" ]; then
+qr="KEY_BASE64:$key_base64"
+fi
+if [ $key != "" ]; then
+qr="$qr KEY:$key"
+
+fi
+if [ $hmac_key_base64 != "" ]; then
+qr="$qr HMAC_KEY_BASE64:$hmac_key_base64"
+fi
+if [ $hmac_key != "" ]; then
+qr="$qr HMAC_KEY:$hmac_key"
+fi
+
+qrencode -o - "$qr"