bridge: Apply configured cost settings for each port

[people/ms/network.git] / src / functions / functions.stp

diff --git a/src/functions/functions.stp b/src/functions/functions.stp
index 433fb34c8b888670531749d4092080d2029978d4..4195ad6e6e37ca4f2e1af3e3227528d515f99864 100644 (file)
--- a/src/functions/functions.stp
+++ b/src/functions/functions.stp
@@ -475,6 +475,27 @@ function stp_port_get_cost() {
        return ${EXIT_ERROR}
 }
 
+function stp_port_set_cost() {
+       assert [ $# -eq 3 ]
+
+       local bridge="${1}"
+       local port="${2}"
+       local cost="${3}"
+
+       local old_cost="$(stp_port_get_cost "${bridge}" "${port}")"
+       if [ "${cost}" -eq "${old_cost}" ]; then
+               return ${EXIT_OK}
+       fi
+
+       log DEBUG "Setting STP path costs of port '${port}' (bridge '${bridge}') to '${cost}'"
+
+       if stp_is_userspace "${bridge}"; then
+               cmd mstpctl setportpathcost "${bridge}" "${port}" "${cost}"
+       else
+               __device_set_file "${bridge}" "brif/${port}/path_cost" "${cost}"
+       fi
+}
+
 function stp_port_get_designated_root() {
        local bridge=${1}
        assert isset bridge