lldpd: set CDP version and allow forcing CDP on

add option to specify CDPv1 or CDPv2 and separately enable or force each

Signed-off-by: Stephen Howell <howels@allthatwemight.be>
(cherry picked from commit b67182008fd124706be0ec3ce67347447554ffd5)
Link: https://github.com/openwrt/openwrt/pull/15299
Signed-off-by: Robert Marko <robimarko@gmail.com>

diff --git a/package/network/services/lldpd/Makefile b/package/network/services/lldpd/Makefile
index 9e4ee0727e37028dc75c41fde9208384c3228071..a83378bcba0de9c3baecfe601ccbbf41d6dcf1d3 100644 (file)
--- a/package/network/services/lldpd/Makefile
+++ b/package/network/services/lldpd/Makefile
@@ -68,7 +68,8 @@ define Package/lldpd/install
        $(INSTALL_BIN) ./files/lldpd.init $(1)/etc/init.d/lldpd
        $(INSTALL_CONF) ./files/lldpd.config $(1)/etc/config/lldpd
 ifneq ($(CONFIG_LLDPD_WITH_CDP),y)
-       sed -i -e '/cdp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+       sed -i -e 's/CONFIG_LLDPD_WITH_CDP=y/CONFIG_LLDPD_WITH_CDP=n/g' $(1)/etc/init.d/lldpd
+       sed -i -e '/cdp/d' $(1)/etc/config/lldpd
 endif
 ifneq ($(CONFIG_LLDPD_WITH_FDP),y)
        sed -i -e '/fdp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd

diff --git a/package/network/services/lldpd/files/lldpd.init b/package/network/services/lldpd/files/lldpd.init
index 98e7e97193b29f04c9a6fa9477828d1a39c585e0..faf100b1989d29bf10de12be8411e704bc93911c 100644 (file)
--- a/package/network/services/lldpd/files/lldpd.init
+++ b/package/network/services/lldpd/files/lldpd.init
@@ -4,6 +4,7 @@
 START=90
 STOP=01
 
+CONFIG_LLDPD_WITH_CDP=y
 CONFIG_LLDPD_WITH_LLDPMED=y
 
 USE_PROCD=1
@@ -44,7 +45,12 @@ get_config_restart_hash() {
        fi
        config_get_bool v 'config' 'enable_lldp' 1; append _string "$v" ","
        config_get_bool v 'config' 'force_lldp'; append _string "$v" ","
-       config_get_bool v 'config' 'enable_cdp'; append _string "$v" ","
+       if [ "$CONFIG_LLDPD_WITH_CDP" == "y" ]; then
+               config_get_bool v 'config' 'enable_cdp'; append _string "$v" ","
+               config_get      v 'config' 'cdp_version'; append _string "$v" ","
+               config_get_bool v 'config' 'force_cdp'; append _string "$v" ","
+               config_get_bool v 'config' 'force_cdpv2'; append _string "$v" ","
+       fi
        config_get_bool v 'config' 'enable_edp'; append _string "$v" ","
        config_get_bool v 'config' 'enable_fdp'; append _string "$v" ","
        config_get_bool v 'config' 'enable_sonmp'; append _string "$v" ","
@@ -135,6 +141,9 @@ start_service() {
        local enable_lldp
        local force_lldp
        local enable_cdp
+       local cdp_version
+       local force_cdp
+       local force_cdpv2
        local enable_fdp
        local enable_sonmp
        local enable_edp
@@ -149,7 +158,12 @@ start_service() {
        config_load 'lldpd'
        config_get_bool enable_lldp 'config' 'enable_lldp' 1
        config_get_bool force_lldp 'config' 'force_lldp' 0
-       config_get_bool enable_cdp 'config' 'enable_cdp' 0
+       if [ "$CONFIG_LLDPD_WITH_CDP" == "y" ]; then
+               config_get_bool enable_cdp 'config' 'enable_cdp' 0
+               config_get cdp_version 'config' 'cdp_version' 'cdpv1v2'
+               config_get_bool force_cdp 'config' 'force_cdp' 0
+               config_get_bool force_cdpv2 'config' 'force_cdpv2' 0
+       fi
        config_get_bool enable_fdp 'config' 'enable_fdp' 0
        config_get_bool enable_sonmp 'config' 'enable_sonmp' 0
        config_get_bool enable_edp 'config' 'enable_edp' 0
@@ -182,12 +196,34 @@ start_service() {
                procd_append_param command '-ll'
        fi
 
-       [ $enable_cdp -gt 0 ] && procd_append_param command '-c'
+       if [ "$CONFIG_LLDPD_WITH_CDP" == "y" ] && [ $enable_cdp -gt 0 ]; then
+               if [ $cdp_version == "cdpv2" ]; then
+                       if [ $force_cdp -gt 0 ]; then
+                               # CDPv1 disabled, CDPv2 forced
+                               procd_append_param command '-ccccc'
+                       else
+                               # CDPv1 disabled, CDPv2 enabled
+                               procd_append_param command '-cccc'
+                       fi
+               elif [ $cdp_version == "cdpv1v2" ]; then
+                       if [ $force_cdp -gt 0 ] && [ $force_cdpv2 -gt 0 ]; then
+                               # CDPv1 enabled, CDPv2 forced
+                               procd_append_param command '-ccc'
+                       elif [ $force_cdp -gt 0 ]; then
+                               # CDPv1 forced, CDPv2 enabled
+                               procd_append_param command '-cc'
+                       else
+                               # CDPv1 and CDPv2 enabled
+                               procd_append_param command '-c'
+                       fi
+               fi
+       fi
+
        [ $enable_fdp -gt 0 ] && procd_append_param command '-f'
        [ $enable_sonmp -gt 0 ] && procd_append_param command '-s'
        [ $enable_edp -gt 0 ] && procd_append_param command '-e'
        [ $readonly_mode -gt 0 ] && procd_append_param command '-r'
-       [ $lldp_no_version -gt 0 ] && procd_append_param command '-k'
+       [ $lldp_no_version -gt 0 ] && procd_append_param commanpackage/network/services/lldpd/Makefile package/network/services/lldpd/files/lldpd.initd '-k'
        [ "$CONFIG_LLDPD_WITH_LLDPMED" == "y" ] && [ $lldpmed_no_inventory -gt 0 ] && procd_append_param command '-i'
        [ -n "$lldp_class" ] && procd_append_param command -M "$lldp_class"
        [ -n "$agentxsocket" ] && procd_append_param command -x -X "$agentxsocket"