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jasonbuxiaoxiang781216
jasonbu
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xiaoxiang781216
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resmonitor: add showinfo/filldisk/fillcpu/fillmem from test/
add cmake support after enable TESTING_RESMONITOR, use showinfo -i 2 can show cpuload to syslog every two seconds. Signed-off-by: buxiasen <buxiasen@xiaomi.com>
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‎testing/resmonitor/CMakeLists.txt

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# ##############################################################################
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# apps/testing/resmonitor/CMakeLists.txt
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more contributor
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# license agreements. See the NOTICE file distributed with this work for
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# additional information regarding copyright ownership. The ASF licenses this
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# file to you under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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#
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# ##############################################################################
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if(CONFIG_TESTING_RESMONITOR)
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nuttx_add_application(
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NAME
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showinfo
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SRCS
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showinfo.c
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STACKSIZE
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${CONFIG_TESTING_RESMONITOR_STACKSIZE}
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PRIORITY
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${CONFIG_TESTING_RESMONITOR_PRIORITY})
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if(CONFIG_TESTING_RESMONITOR_FILL)
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nuttx_add_application(
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NAME
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filldisk
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SRCS
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filldisk.c
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STACKSIZE
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${CONFIG_TESTING_RESMONITOR_STACKSIZE}
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PRIORITY
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${CONFIG_TESTING_RESMONITOR_PRIORITY})
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nuttx_add_application(
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NAME
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fillcpu
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SRCS
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fillcpu.c
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STACKSIZE
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${CONFIG_TESTING_RESMONITOR_STACKSIZE}
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PRIORITY
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${CONFIG_TESTING_RESMONITOR_PRIORITY})
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nuttx_add_application(
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NAME
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fillmem
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SRCS
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fillmem.c
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STACKSIZE
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${CONFIG_TESTING_RESMONITOR_STACKSIZE}
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PRIORITY
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${CONFIG_TESTING_RESMONITOR_PRIORITY})
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endif()
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endif()

‎testing/resmonitor/Kconfig

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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config TESTING_RESMONITOR
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bool "enable resource monitor [showinfo]"
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default n
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---help---
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Enable resource show with specific duration.
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Should not use with LOW_RESOURCE_TEST at the same time.
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if TESTING_RESMONITOR
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config TESTING_RESMONITOR_PRIORITY
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int "Task priority"
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default 100
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config TESTING_RESMONITOR_STACKSIZE
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int "Stack size"
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default 4096
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config TESTING_RESMONITOR_FILL
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bool "[filldisk/fillcpu/fillmem]"
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default n
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endif

‎testing/resmonitor/Make.defs

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############################################################################
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# apps/testing/resmonitor/Make.defs
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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#
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############################################################################
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ifneq ($(CONFIG_TESTING_RESMONITOR),)
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CONFIGURED_APPS += $(APPDIR)/testing/resmonitor
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endif

‎testing/resmonitor/Makefile

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# apps/testing/resmonitor/Makefile
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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include $(APPDIR)/Make.defs
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PRIORITY = $(CONFIG_TESTING_RESMONITOR_PRIORITY)
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STACKSIZE = $(CONFIG_TESTING_RESMONITOR_STACKSIZE)
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MODULE = $(CONFIG_TESTING_RESMONITOR)
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PROGNAME += showinfo
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MAINSRC += $(CURDIR)/showinfo.c
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ifeq ($(CONFIG_TESTING_RESMONITOR_FILL),y)
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PROGNAME += filldisk
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MAINSRC += $(CURDIR)/filldisk.c
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PROGNAME += fillcpu
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MAINSRC += $(CURDIR)/fillcpu.c
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PROGNAME += fillmem
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MAINSRC += $(CURDIR)/fillmem.c
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endif
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include $(APPDIR)/Application.mk

‎testing/resmonitor/fillcpu.c

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/****************************************************************************
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* apps/testing/resmonitor/fillcpu.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <fcntl.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <syslog.h>
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#include <unistd.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define PATH "/proc"
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#define CPULOAD "cpuload"
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#define LOADAVG "loadavg"
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static int go = 1;
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static void handler(int sig)
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{
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go = 0;
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}
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static void show_usages(void)
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{
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syslog(LOG_WARNING,
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"Usage: CMD [-c <cpu>] [-f <filepath>] [-a]\n"
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"\t\t-c: set cpu occupation that you except, default 80\n"
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"\t\t-f: set write payload path, eg. /tmp/payload, program will "
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"write to memory if -f not set\n"
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"\t\t-a: the cpu (set by -c) is the cpu occupied by this program\n");
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exit(1);
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}
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static float get_cpu(int pid)
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{
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float cpu = 0;
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char filepath[20];
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int ret;
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if (pid <= 0)
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{
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ret = snprintf(filepath, 20, "%s/%s", PATH, CPULOAD);
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}
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else
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{
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ret = snprintf(filepath, 20, "%s/%d/%s", PATH, pid, LOADAVG);
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}
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if (ret < 0)
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{
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/* syslog(LOG_ERR, "snprintf error\n"); */
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return cpu;
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}
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FILE *fp = fopen(filepath, "r");
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if (!fp)
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{
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return cpu;
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}
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char buf[8];
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fgets(buf, 8, fp);
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sscanf(buf, "%f", &cpu);
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fclose(fp);
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return cpu;
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}
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static int writefile(char *filepath, char *buffer1, char *buffer2)
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{
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if (strlen(filepath) == 0)
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{
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memset(buffer2, '*', 1024);
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memcpy(buffer1, buffer2, 1024);
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return 0;
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}
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else
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{
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int fd;
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memset(buffer1, '*', 1024);
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if ((fd = open(filepath, O_WRONLY | O_CREAT, 0700)) <= 0)
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{
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syslog(LOG_ERR, "open file error\n");
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return -1;
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}
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if (write(fd, buffer1, 1024) <= 0)
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{
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syslog(LOG_ERR, "write file error\n");
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close(fd);
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return -1;
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}
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return close(fd);
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}
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}
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int main(int argc, char *argv[])
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{
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char buf1[1024];
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char buf2[1024];
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char filepath[40];
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struct timeval sleeptime;
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int n = 0;
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int lowcount = 0;
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int cpu = 80;
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bool ispid = false;
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int time = 10000;
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float fcpu;
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int o;
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memset(filepath, 0, 40);
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go = 1;
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if (argc == 1)
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{
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show_usages();
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}
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while ((o = getopt(argc, argv, "c:f:a")) != EOF)
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{
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switch (o)
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{
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case 'c':
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cpu = atoi(optarg);
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break;
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case 'f':
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snprintf(filepath, 40, "%s", optarg);
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break;
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case 'a':
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ispid = true;
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break;
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default:
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show_usages();
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break;
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}
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}
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signal(SIGINT, handler);
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signal(SIGKILL, handler);
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while (go)
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{
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if (time < 1000)
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{
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time = 1000;
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lowcount++;
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if (lowcount > 4)
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{
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lowcount = 0;
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n += 2;
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}
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}
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else if (time > 10000)
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{
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time = 10000;
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n -= 1;
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n = (n < 0 ? 0 : n);
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}
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else
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{
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lowcount = 0;
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}
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sleeptime.tv_sec = 0;
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sleeptime.tv_usec = time;
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select(0, NULL, NULL, NULL, &sleeptime);
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if (ispid)
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{
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fcpu = get_cpu(getpid());
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}
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else
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{
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fcpu = get_cpu(0);
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}
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if (fcpu > cpu)
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{
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time += 1000;
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}
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else
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{
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time -= 1000;
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}
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for (int i = 0; i < n; i++)
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{
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if (writefile(filepath, buf1, buf2) != 0)
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{
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break;
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}
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}
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}
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syslog(LOG_INFO, "program complete!\n");
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return 0;
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}

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