def vi_reset_button_monitor(self):
# obtain irq count
prev_irq_cnt = self.button_irq_cnt
cmd = "cat /proc/interrupts | grep PB_RST | awk '{print $2'}"
self.button_irq_cnt = int(subprocess.check_output(cmd, shell=True).strip())
if self.debug:
LOG.debug("Reset button monitor: irq=%s %s" % (prev_irq_cnt, self.button_irq_cnt))
if (self.button_irq_cnt == (prev_irq_cnt + 1)): # reset button was held
# Perform Firmware Reset
xcmodem_led.all_leds(3) # all leds slow blink
LOG.info("Firmware Reset Button Activated !!!")
ver, fname = subprocess.check_output("cat ../backup/factory/upgrade.ver", shell=True).split()
LOG.info("Firmware Reset to %s ..." % ver)
LOG.info("System will be reset after Firmware Reset ...")
cmd = "rm -fr ../backup/current; cp -pr ../backup/factory ../backup/current; \
cp -f ../backup/current/%s /tmp; \
cd /tmp; tar xvf %s; ./xcmodem-upgrade.sh" % (fname, fname)
# LOG.debug("issuing: " + cmd)
if subprocess.call(cmd, shell=True):
LOG.debug("firmware reset fail")
def vi_cleanup():
LOG.debug("Performing cleanup...")
# Previous paired VI might incidently take over assigned mb/md
# app ports; thus, we should clean up old paired devices
# check if the device has already paired up
cmd = "for d in `bluez-test-device list | grep -v %s | grep -v %s | awk '/OpenXC-VI-/ {print $1}'`; \
do bluez-test-device remove $d; done" % (OPENXC_V2X_NAME_PREFIX, OPENXC_MODEM_NAME_PREFIX)
# LOG.debug("issuing: " + cmd)
if subprocess.call(cmd, shell=True):
LOG.debug("clean up fail")
# Remove lingering trace file
cmd = "rm -f %s %s %s" % (XCMODEM_TRACE_RAW_FILE, XCMODEM_TRACE_RAW_BK_FILE, XCMODEM_TRACE_FILE)
# LOG.debug("issuing: " + cmd)
subprocess.call(cmd, shell=True)
# clean up lingering pppd process if exist
subprocess.call('if [ -r /var/run/ppp0.pid ]; then echo "cleanup pppd ..."; killall -q pppd; sleep 3; fi', shell=True)
# turn off all led - needed to be after pppd cleaning up to free /tty/ACM3 for GSM Led if applicable
xcmodem_led.all_leds(0)
def vi_auto_upgrade(self):
ver_url = conf_options['web_scp_sw_latest_version_url']
if ver_url is None or ver_url == 'None':
return
LOG.debug("OTA auto upgrade validation ...")
# Use GSM if applicable
if conf_options['gsm_enable']:
if not self.gsm_instance():
LOG.error("OTA abort due to gsm_app instance fail")
return
if not self.gsm.start():
LOG.error("OTA abort due to gsm_app start fail")
# No need to move on without network connection
return
# Obtain latest version info
cmd = "rm -fr /tmp/upgrade.ver; \
scp -o StrictHostKeyChecking=no -i %s %s@%s /tmp/upgrade.ver" % \
(conf_options['web_scp_pem'], \
conf_options['web_scp_userid'], \
ver_url)
# LOG.debug("issuing '%s'" % cmd)
if subprocess.call(cmd, shell=True):
LOG.error("fail to scp upgrade.ver from %s@%s" % (conf_options['web_scp_userid'], \
ver_url))
LOG.error("OTA abort due to scp fail")
return
ver, fname = subprocess.check_output("cat /tmp/upgrade.ver", shell=True).split()
cver = xcmodem_ver.get_version()
LOG.debug("OTA latest=%s current=%s" % (ver, cver))
if ver <= cver:
return
LOG.info("OTA auto upgrade for %s ..." % ver)
# Obtain upgrading package
if re.search(r'/', conf_options['web_scp_sw_latest_version_url'], re.M|re.I):
delimiter = '/'
else:
delimiter = ':'
pkg = "%s%s%s" % (conf_options['web_scp_sw_latest_version_url'].rsplit(delimiter, 1)[0], \
delimiter, fname)
cmd = "scp -o StrictHostKeyChecking=no -i %s %s@%s /tmp" % \
(conf_options['web_scp_pem'], \
conf_options['web_scp_userid'], \
pkg)
# LOG.debug("issuing '%s'" % cmd)
if subprocess.call(cmd, shell=True):
LOG.error("fail to scp %s from %s@%s" % (fname, \
conf_options['web_scp_userid'], \
pkg))
LOG.error("OTA abort due to scp fail")
return
# Use GSM if applicable
if conf_options['gsm_enable']:
# Tear off gsm connection
self.gsm.stop()
# Perform SW upgrade
xcmodem_led.all_leds(3) # all leds slow blink
LOG.info("OTA auto upgrading ...")
LOG.info("System will be reset after software upgrade ...")
# directory prep
cmd = "rm -fr ../backup/previous; mv -f ../backup/current ../backup/previous; \
mkdir -p ../backup/current; \
cp -f /tmp/%s /tmp/upgrade.ver ../backup/current" % fname
# LOG.debug("issuing: " + cmd)
if subprocess.call(cmd, shell=True):
LOG.error("OTA software upgrade fail to directory prep")
cmd = "rm -fr ../backup/current; mv -f ../backup/previous ../backup/current"
# LOG.debug("issuing: " + cmd)
if subprocess.call(cmd, shell=True):
LOG.error("Fail to restore directory !!!")
# upgrade now
cmd = "cd /tmp; tar xvf %s; ./xcmodem-upgrade.sh" % fname
if subprocess.call(cmd, shell=True):
LOG.info("OTA software upgrade fail")
# Restore previous version
ver, fname = subprocess.check_output("cat ../backup/previous/upgrade.ver", shell=True).split()
LOG.info("Restoring previous software %s ..." % ver)
cmd = "rm -fr ../backup/current; mv -f ../backup/previous ../backup/current; \
cp -f ../backup/current/%s /tmp; \
cd /tmp; tar xvf %s; ./xcmodem-upgrade.sh" % (fname, fname)
# LOG.debug("issuing: " + cmd)
if subprocess.call(cmd, shell=True):
LOG.error("Fail to restore %s !!!" % ver)