From 3f6e4d12618597b5aab6b0633f1bda800526ea54 Mon Sep 17 00:00:00 2001
From: gaoruoshu <gaoruoshu@huawei.com>
Date: Wed, 14 Aug 2024 21:10:20 +0800
Subject: [PATCH] split cpu_sentry and syssentry

---
 src/python/syssentry/cpu_alarm.py | 42 +++++++++++++++++++++++++
 src/python/syssentry/syssentry.py | 52 ++++++-------------------------
 2 files changed, 52 insertions(+), 42 deletions(-)

diff --git a/src/python/syssentry/cpu_alarm.py b/src/python/syssentry/cpu_alarm.py
index d972c42..0b1642b 100644
--- a/src/python/syssentry/cpu_alarm.py
+++ b/src/python/syssentry/cpu_alarm.py
@@ -1,6 +1,7 @@
 import re
 import math
 import logging
+import socket
 from enum import Enum
 
 from .utils import execute_command
@@ -15,6 +16,12 @@ BINARY = 2
 MIN_DATA_LEN = 0
 MAX_DATA_LEN = 999
 
+PARAM_REP_LEN = 3
+PARAM_TYPE_LEN = 1
+PARAM_MODULE_LEN = 1
+PARAM_TRANS_TO_LEN = 2
+PARAM_DATA_LEN = 3
+
 
 class Type(Enum):
     CE = 0x00
@@ -207,3 +214,38 @@ def check_fixed_param(data, expect):
             raise ValueError("expected str param is not valid")
         return data
     raise NotImplementedError("unexpected param type")
+
+
+def cpu_alarm_recv(server_socket: socket.socket):
+    try:
+        client_socket, _ = server_socket.accept()
+        logging.debug("cpu alarm fd listen ok")
+
+        data = client_socket.recv(PARAM_REP_LEN)
+        check_fixed_param(data, "REP")
+
+        data = client_socket.recv(PARAM_TYPE_LEN)
+        _type = check_fixed_param(data, Type)
+
+        data = client_socket.recv(PARAM_MODULE_LEN)
+        module = check_fixed_param(data, Module)
+
+        data = client_socket.recv(PARAM_TRANS_TO_LEN)
+        trans_to = check_fixed_param(data, TransTo)
+
+        data = client_socket.recv(PARAM_DATA_LEN)
+        data_len = check_fixed_param(data, (MIN_DATA_LEN, MAX_DATA_LEN))
+
+        data = client_socket.recv(data_len)
+
+        command, event_type, socket_id, core_id = parser_cpu_alarm_info(data)
+    except socket.error:
+        logging.error("socket error")
+        return
+    except (ValueError, OSError, UnicodeError, TypeError, NotImplementedError):
+        logging.error("server recv cpu alarm msg failed!")
+        client_socket.close()
+        return
+
+    upload_bmc(_type, module, command, event_type, socket_id, core_id)
+
diff --git a/src/python/syssentry/syssentry.py b/src/python/syssentry/syssentry.py
index 3d5cb8d..f93956e 100644
--- a/src/python/syssentry/syssentry.py
+++ b/src/python/syssentry/syssentry.py
@@ -36,8 +36,15 @@ from .heartbeat import (heartbeat_timeout_chk, heartbeat_fd_create,
 from .result import RESULT_MSG_HEAD_LEN, RESULT_MSG_MAGIC_LEN, RESULT_MAGIC
 from .result import RESULT_LEVEL_ERR_MSG_DICT, ResultLevel
 from .utils import get_current_time_string
-from .cpu_alarm import (upload_bmc, check_fixed_param, parser_cpu_alarm_info,
-                        Type, Module, TransTo, MIN_DATA_LEN, MAX_DATA_LEN)
+
+
+CPU_EXIST = True
+try:
+    from .cpu_alarm import cpu_alarm_recv
+except ImportError:
+    CPU_EXIST = False
+    logging.debug("Cannot find cpu sentry mod")
+
 
 INSPECTOR = None
 
@@ -76,45 +83,6 @@ PID_FILE_FLOCK = None
 RESULT_SOCKET_PATH = "/var/run/sysSentry/result.sock"
 
 CPU_ALARM_SOCKET_PATH = "/var/run/sysSentry/report.sock"
-PARAM_REP_LEN = 3
-PARAM_TYPE_LEN = 1
-PARAM_MODULE_LEN = 1
-PARAM_TRANS_TO_LEN = 2
-PARAM_DATA_LEN = 3
-
-
-def cpu_alarm_recv(server_socket: socket.socket):
-    try:
-        client_socket, _ = server_socket.accept()
-        logging.debug("cpu alarm fd listen ok")
-
-        data = client_socket.recv(PARAM_REP_LEN)
-        check_fixed_param(data, "REP")
-
-        data = client_socket.recv(PARAM_TYPE_LEN)
-        _type = check_fixed_param(data, Type)
-
-        data = client_socket.recv(PARAM_MODULE_LEN)
-        module = check_fixed_param(data, Module)
-
-        data = client_socket.recv(PARAM_TRANS_TO_LEN)
-        trans_to = check_fixed_param(data, TransTo)
-
-        data = client_socket.recv(PARAM_DATA_LEN)
-        data_len = check_fixed_param(data, (MIN_DATA_LEN, MAX_DATA_LEN))
-
-        data = client_socket.recv(data_len)
-
-        command, event_type, socket_id, core_id = parser_cpu_alarm_info(data)
-    except socket.error:
-        logging.error("socket error")
-        return
-    except (ValueError, OSError, UnicodeError, TypeError, NotImplementedError):
-        logging.error("server recv cpu alarm msg failed!")
-        client_socket.close()
-        return
-
-    upload_bmc(_type, module, command, event_type, socket_id, core_id)
 
 
 def msg_data_process(msg_data):
@@ -480,7 +448,7 @@ def main_loop():
                     server_result_recv(server_result_fd)
                 elif event_fd == heartbeat_fd.fileno():
                     heartbeat_recv(heartbeat_fd)
-                elif event_fd == cpu_alarm_fd.fileno():
+                elif CPU_EXIST and event_fd == cpu_alarm_fd.fileno():
                     cpu_alarm_recv(cpu_alarm_fd)
                 else:
                     continue
-- 
2.33.0