wifi-events.rc revision 995d663f4fc31d985a4271ef4d13ebb0187baf4f
116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# 216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# Copyright (C) 2016 The Android Open Source Project 316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# 416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# Licensed under the Apache License, Version 2.0 (the "License"); 516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# you may not use this file except in compliance with the License. 616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# You may obtain a copy of the License at 716518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# 816518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# http://www.apache.org/licenses/LICENSE-2.0 916518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# 1016518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# Unless required by applicable law or agreed to in writing, software 1116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# distributed under the License is distributed on an "AS IS" BASIS, 1216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# See the License for the specific language governing permissions and 1416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# limitations under the License. 1516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal# 1616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal 17995d663f4fc31d985a4271ef4d13ebb0187baf4fWei Wangon fs 18995d663f4fc31d985a4271ef4d13ebb0187baf4fWei Wang setprop sys.wifitracing.started 0 19995d663f4fc31d985a4271ef4d13ebb0187baf4fWei Wang 20995d663f4fc31d985a4271ef4d13ebb0187baf4fWei Wangon property:sys.boot_completed=1 && property:sys.wifitracing.started=0 2116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # Create trace buffer, and set basic configuration. 2216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal mkdir /sys/kernel/debug/tracing/instances/wifi 711 2316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal restorecon_recursive /sys/kernel/debug/tracing/instances/wifi 2416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/tracing_on 0 2516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/buffer_size_kb 1 2616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/trace_options disable_on_free 2716518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal 2816518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # Enable cfg80211 events for connection and key management events. 2916518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # - Events are not actually logged until WifiService writes "1" to 3016518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # /sys/kernel/debug/tracing/instances/wifi/tracing_on. 3116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # - WifiService is responsible for turning tracing off and on. 3216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/cfg80211_gtk_rekey_notify/enable 1 3316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_add_key/enable 1 3416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_assoc/enable 1 3516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_auth/enable 1 3616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_connect/enable 1 3716518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_set_default_key/enable 1 3816518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_set_default_mgmt_key/enable 1 3916518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/cfg80211/rdev_set_rekey_data/enable 1 4016518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal 4116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # Enable datapath events for Wifi. 4216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # - Events are not actually logged until WifiService writes "1" to 4316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # /sys/kernel/debug/tracing/instances/wifi/tracing_on. 4416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # - WifiService will ensure that tracing is turned back off, 4516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # when a connection attempt ends (whether in success or failure) 4616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/net/filter name==${wifi.interface:-wlan0} 4716518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/net/net_dev_queue/enable 1 4816518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/net/net_dev_xmit/enable 1 4916518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/net/netif_rx/enable 1 5016518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal write /sys/kernel/debug/tracing/instances/wifi/events/net/netif_receive_skb/enable 1 5116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal 5216518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # Set DAC to allow system_server to enable/disable, and read wifi trace 5316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # events. 5416518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chown system /sys/kernel/debug/tracing/instances/wifi/tracing_on 5516518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chown system /sys/kernel/debug/tracing/instances/wifi/free_buffer 5616518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chown system /sys/kernel/debug/tracing/instances/wifi/trace 5716518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chmod 200 /sys/kernel/debug/tracing/instances/wifi/tracing_on 5816518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chmod 400 /sys/kernel/debug/tracing/instances/wifi/free_buffer 5916518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal chmod 600 /sys/kernel/debug/tracing/instances/wifi/trace 60995d663f4fc31d985a4271ef4d13ebb0187baf4fWei Wang setprop sys.wifitracing.started 1 6116518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal 62ef75dd759a44224c55d2a15878474c84f257f807Wei Wangon property:sys.boot_completed=1 && property:wifi.interface=* 6316518e5e207879e9fccd6ccbccb9a720f97ffbe6mukesh agrawal # Override default value. 64ef75dd759a44224c55d2a15878474c84f257f807Wei Wang write /sys/kernel/debug/tracing/instances/wifi/events/net/filter name==${wifi.interface} 65