122 lines
4.2 KiB
Python
122 lines
4.2 KiB
Python
import platform
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import shutil
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from subprocess import Popen, PIPE
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import sys
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import os
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sys.path.append('/usr/lib/airtime/')
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from api_clients import api_client
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from configobj import ConfigObj
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if os.geteuid() != 0:
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print "Please run this as root."
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sys.exit(1)
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"""
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This function returns the codename of the host OS by querying lsb_release.
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If lsb_release does not exist, or an exception occurs the codename returned
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is 'unknown'
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"""
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def get_os_codename():
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try:
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p = Popen("which lsb_release > /dev/null", shell=True)
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sts = os.waitpid(p.pid, 0)[1]
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if (sts == 0):
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#lsb_release is available on this system. Let's get the os codename
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p = Popen("lsb_release -sc", shell=True, stdout=PIPE)
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codename = p.communicate()[0].strip('\r\n')
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p = Popen("lsb_release -sd", shell=True, stdout=PIPE)
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fullname = p.communicate()[0].strip('\r\n')
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return (codename, fullname)
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except Exception, e:
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pass
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return ("unknown", "unknown")
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def generate_liquidsoap_config(ss):
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data = ss['msg']
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fh = open('/etc/airtime/liquidsoap.cfg', 'w')
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fh.write("################################################\n")
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fh.write("# THIS FILE IS AUTO GENERATED. DO NOT CHANGE!! #\n")
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fh.write("################################################\n")
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for d in data:
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buffer = d[u'keyname'] + " = "
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if(d[u'type'] == 'string'):
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temp = d[u'value']
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if(temp == ""):
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temp = ""
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buffer += "\"" + temp + "\""
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else:
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temp = d[u'value']
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if(temp == ""):
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temp = "0"
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buffer += temp
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buffer += "\n"
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fh.write(api_client.encode_to(buffer))
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fh.write("log_file = \"/var/log/airtime/pypo-liquidsoap/<script>.log\"\n");
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fh.close()
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PATH_INI_FILE = '/etc/airtime/pypo.cfg'
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PATH_LIQUIDSOAP_BIN = '/usr/lib/airtime/pypo/bin/liquidsoap_bin'
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#any debian/ubuntu codename in this et will automatically use the natty liquidsoap binary
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arch_map = dict({"32bit":"i386", "64bit":"amd64"})
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# load config file
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try:
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config = ConfigObj(PATH_INI_FILE)
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except Exception, e:
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print 'Error loading config file: ', e
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sys.exit(1)
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try:
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#select appropriate liquidsoap file for given system os/architecture
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architecture = platform.architecture()[0]
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arch = arch_map[architecture]
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print "* Detecting OS: ...",
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(codename, fullname) = get_os_codename()
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print " Found %s (%s) on %s architecture" % (fullname, codename, arch)
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print " * Installing Liquidsoap binary"
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if (os.path.exists("%s/liquidsoap_%s_%s"%(PATH_LIQUIDSOAP_BIN, codename, arch))):
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shutil.copy("%s/liquidsoap_%s_%s"%(PATH_LIQUIDSOAP_BIN, codename, arch), "%s/liquidsoap"%PATH_LIQUIDSOAP_BIN)
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else:
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print "Unsupported system architecture."
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sys.exit(1)
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#generate liquidsoap config file
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#access the DB and generate liquidsoap.cfg under /etc/airtime/
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ac = api_client.api_client_factory(config)
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ss = ac.get_stream_setting()
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if ss is not None:
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generate_liquidsoap_config(ss)
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else:
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print "Unable to connect to the Airtime server."
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if os.environ["disable_auto_start_services"] == "f":
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#initialize init.d scripts
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p = Popen("update-rc.d airtime-playout defaults >/dev/null 2>&1", shell=True)
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sts = os.waitpid(p.pid, 0)[1]
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#restart airtime-playout
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print "* Waiting for pypo processes to start..."
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"""
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if os.environ["liquidsoap_keep_alive"] == "f":
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print " * Restarting any previous Liquidsoap instances"
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p = Popen("/etc/init.d/airtime-playout stop > /dev/null 2>&1", shell=True)
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sts = os.waitpid(p.pid, 0)[1]
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else:
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print " * Keeping any previous Liquidsoap instances running"
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p = Popen("/etc/init.d/airtime-playout pypo-stop > /dev/null 2>&1", shell=True)
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sts = os.waitpid(p.pid, 0)[1]
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"""
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p = Popen("/etc/init.d/airtime-playout start-no-monit > /dev/null 2>&1", shell=True)
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sts = os.waitpid(p.pid, 0)[1]
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except Exception, e:
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print e
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