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[hostcfgd] Add support to enable/disable optional features (#3653)

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pra-moh 2019-11-26 14:11:12 -08:00 committed by Joe LeVeque
parent 794d459483
commit d3a1555f30
1 changed files with 40 additions and 1 deletions
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41
files/image_config/hostcfgd/hostcfgd
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@ -304,6 +304,45 @@ class HostConfigDaemon:
add = False
self.iptables.iptables_handler(key, data, add)
def feature_status_handler(self, key, data):
status_data = self.config_db.get_table('FEATURE')
for key in status_data.keys():
if not key:
syslog.syslog(syslog.LOG_WARNING, "FEATURE key is missing")
return
status = status_data[key]['status']
if not status:
syslog.syslog(syslog.LOG_WARNING, "status is missing for {}".format(key))
return
if status == "enabled":
start_cmds=[]
start_cmds.append("sudo systemctl enable {}".format(key))
start_cmds.append("sudo systemctl start {}".format(key))
for cmd in start_cmds:
syslog.syslog(syslog.LOG_INFO, "Running cmd - {}".format(cmd))
try:
subprocess.check_call(cmd, shell=True)
except subprocess.CalledProcessError as err:
syslog.syslog(syslog.LOG_ERR, "{} - failed: return code - {}, output:\n{}"
.format(err.cmd, err.returncode, err.output))
return
syslog.syslog(syslog.LOG_INFO, "Feature '{}' is enabled and started".format(key))
elif status == "disabled":
stop_cmds=[]
stop_cmds.append("sudo systemctl stop {}".format(key))
stop_cmds.append("sudo systemctl disable {}".format(key))
for cmd in stop_cmds:
syslog.syslog(syslog.LOG_INFO, "Running cmd - {}".format(cmd))
try:
subprocess.check_call(cmd, shell=True)
except subprocess.CalledProcessError as err:
syslog.syslog(syslog.LOG_ERR, "{} - failed: return code - {}, output:\n{}"
.format(err.cmd, err.returncode, err.output))
return
syslog.syslog(syslog.LOG_INFO, "Feature '{}' is stopped and disabled".format(key))
else:
syslog.syslog(syslog.LOG_ERR, "Unexpected status value '{}' for '{}'".format(status, key))
def start(self):
self.config_db.subscribe('AAA', lambda table, key, data: self.aaa_handler(key, data))
@ -311,6 +350,7 @@ class HostConfigDaemon:
self.config_db.subscribe('TACPLUS', lambda table, key, data: self.tacacs_global_handler(key, data))
self.config_db.subscribe('DEVICE_METADATA', lambda table, key, data: self.hostname_handler(key, data))
self.config_db.subscribe('LOOPBACK_INTERFACE', lambda table, key, data: self.lpbk_handler(key, data))
self.config_db.subscribe('FEATURE', lambda table, key, data: self.feature_status_handler(key, data))
self.config_db.listen()
@ -321,4 +361,3 @@ def main():
if __name__ == "__main__":
main()