def e_check_free_memory():
executor = ChorusExecutor()
@processify(msg=text.get("step_msg", "check_free_memory"))
def check():
ret, stdout, stderr = executor.run("free -m |awk 'FNR == 2 {print $2}'")
stdout = stdout.strip()
if ret == 0 and stdout.isdigit():
logger.debug("total memory is %s" % stdout)
if int(stdout) < 8192:
raise Exception("Not enough free memory, need at least 8192M free memory")
check()
def set_path(self, options):
failover_file = os.path.join(options.chorus_path, ".failover")
if os.path.exists(failover_file):
os.remove(failover_file)
self.options = options
self.io = InstallerIO(self.options.silent)
self.executor = ChorusExecutor(self.options.chorus_path)
self.chorus_version = get_version(self.options.chorus_path)
self.alpine_version = None
self.release_path = os.path.join(self.options.chorus_path,
'releases/%s' % self.chorus_version)
self.shared = os.path.join(self.options.chorus_path, "shared")
def health_check(args=''):
executor = ChorusExecutor()
if args == '' or args == None:
args = "checkos"
if "help" not in args:
logger.info(bold("Running \"atk %s\" Command:" % args))
command = "source ~/.bashrc && %s %s" % (os.path.join(
os.path.dirname(os.path.abspath(__file__)), "health_lib/atk"), args)
ret, stdout, stderr = executor.run(command + " 2>&1")
if "Warning" in stdout:
logger.warning(stdout)
logger.warning(warning("You have warning during health_check which might cause\n"\
+ "problem when you use alpine chorus, we recommand you\n"\
+ "resolve these problem before using alpine chorus."))
return ret, stdout, stderr
def c_check_java_version(install_mode=False, user=None):
executor = ChorusExecutor()
@processify(msg=text.get("step_msg", "check_java"))
def check():
if install_mode and user is not None:
ret, stdout, stderr = executor.run("su - %s -c 'echo $JAVA_HOME'" %
user)
if ret == 0 and stdout.strip("\n") != "":
command = "su - %s -c '$JAVA_HOME/bin/java -version 2>&1'" % user
else:
command = "su - %s -c 'java -version 2>&1'" % user
else:
if os.getenv("JAVA_HOME") == None:
command = "java -version 2>&1"
else:
command = "$JAVA_HOME/bin/java -version 2>&1"
ret, stdout, stderr = executor.run(command)
if "command not found" in stdout:
raise Exception("no java installed, please install oracle jdk")
elif "openjdk" in stdout.lower():
raise Exception(
"openjdk not supported, please install oracle jdk!")
else:
java_version = None
for line in stdout.split("\n"):
if line.startswith("java version"):
java_version = line
break
if java_version is None:
raise Exception(
"java version not detected, please install oracle jdk")
java_version = java_version.split(" ")[2].strip("\"").split(
".")[0:2]
java_version = float(".".join(java_version))
if java_version < 1.6:
raise Exception(
"%s\n only support java version > 1.6, please upgrade" %
stdout)
check()
def run():
executor = ChorusExecutor(options.chorus_path)
executor.start_postgres()
executor.rake("chorus:caching")
executor.stop_postgres()
