Python脚本之django---mysql-记录主机性能数据到数据库-web站点管理数据库及web显示命令执行结果

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简介:

##############################################################环境

[root@LVS1 python]# cat /etc/redhat-release 

Red Hat Enterprise Linux Server release 6.4 (Santiago)

You have new mail in /var/spool/mail/root

[root@LVS1 python]# python -V

Python 2.6.6

[root@LVS1 python]#

#############################################################安装paramiko

[root@LVS1 ~]# yum install gcc

[root@LVS1 ~]# yum install python-devel

[root@LVS1 ~]#tar -zxvf pycrypto-2.6.1.tar.gz#https://pypi.python.org/pypi/pycrypto

[root@LVS1 ~]#cd pycrypto-2.6.1

[root@LVS1 pycrypto-2.6.1]#python setup.py install

[root@LVS1 ~]#tar -zxvf paramiko-1.10.1.tar.gz#https://pypi.python.org/pypi/paramiko

[root@LVS1 ~]#cd paramiko-1.10.1

[root@LVS1 paramiko-1.10.1]# python setup.py install

[root@LVS1 demos]# python demo.py 192.168.1.10#测试

#############################################################安装django

[root@LVS1 python]# tar -zxvf Django-1.5.1.tar.gz

[root@LVS1 python]# cd Django-1.5.1

[root@LVS1 Django-1.5.1]# python setup.py install

[root@LVS1 Django-1.5.1]# cd django/bin/

[root@LVS1 bin]# ./django-admin.py startproject myweb

[root@LVS1 bin]# cd myweb

[root@LVS1 bin]# service iptables stop

[root@LVS1 myweb]# ./manage.py runserver 0.0.0.0:8000

#http://192.168.1.10:8000/

#############################################################安装python-MySQLdb

#yum install mysql-server

#service  mysqld start

#chkconfig --level 345 mysqld on

#[root@LVS1 ~]# mysql -u root

#mysql>  SET PASSWORD FOR 'root'@'localhost' = PASSWORD('123456');

#mysql> show databases;

#mysql> use mysql;

#mysql> show tables;

mysql> create database Filesystem;

#mysql>quit

[root@LVS1 ~]#yum install MySQL-python

#########################################################将输出结果直接返回到页面上

[root@LVS1 bin]# cd myweb

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/myweb

vi view.py

from django.http import HttpResponse

import datetime,time,os

def hello(request):

        return HttpResponse('hello my name is xk')

def current_time(request):

        now=datetime.datetime.now()

        html="It is now :%s"%now

        return HttpResponse(html)

def cpu(request):

        status=os.popen('top -bn 1').read()

        html="<pre>%s"%status

        return HttpResponse(html)

def hours_ahead(request,h):

        offset=int(h)

        dt=datetime.datetime.now() + datetime.timedelta(hours=offset)

        html="In %s hours later,It is %s"%(h,dt)

        return HttpResponse(html)

-------------------------------------------------

[root@LVS1 myweb]# vi urls.py

from django.conf.urls import patterns, include, url


# Uncomment the next two lines to enable the admin:

# from django.contrib import admin

# admin.autodiscover()

from myweb.view import hello,current_time,cpu,hours_ahead


urlpatterns = patterns('',

    # Examples:

    # url(r'^$', 'myweb.views.home', name='home'),

    # url(r'^myweb/', include('myweb.foo.urls')),


    # Uncomment the admin/doc line below to enable admin documentation:

    # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),


    # Uncomment the next line to enable the admin:

    # url(r'^admin/', include(admin.site.urls)),

      (r'^hello/$',hello),

        (r'^time/$',current_time),

        (r'^cpu/$',cpu),

        (r'^time/plus/(\d{1,2})/$',hours_ahead),

)


#http://192.168.1.10:8000/hello/

http://192.168.1.10:8000/time/

http://192.168.1.10:8000/cpu/

http://192.168.1.10:8000/time/plus/2/#返回当前时间加上2小时之后的时间

#########################################################利用模板显示输出结果到页面上

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/myweb

[root@LVS1 myweb]# tail -2000 view2.py

from django.shortcuts import render_to_response

import os

import paramiko

hosts=['192.168.1.10','192.168.1.10','192.168.1.11','192.168.1.10','192.168.1.11','192.168.1.13']

username='root'

password='123456'

port=22

d_usage={}

d_usage2={}

def disk(request):

        i=0

        for hostname in hosts:

                i=i+1

                if os.system('ping %s -c 1'%hostname)==0:

                        paramiko.util.log_to_file('paramiko.log')

                        s = paramiko.SSHClient()

                        s.set_missing_host_key_policy(paramiko.AutoAddPolicy())

                        s.connect(hostname,port,username,password)

                        stdin,stdout,stderr=s.exec_command('df -kP')

                        d_usage[hostname+'__%s'%i]= stdout.read()

                        s.close()

                else:

                        d_usage2[hostname+'__%s'%i]='host Destination Host Unreachable'

                        name={'xk':[25,'male'],'zq':[23,'male'],}

        sum1=len(d_usage)

        sum2=len(d_usage2)

        sum=sum1+sum2

        return render_to_response('disk.html',{"d_usage":d_usage,'name':name,'sum':sum,'d_usage2':d_usage2,})

------------------------------------------------------------

[root@LVS1 myweb]# vi urls.py

from django.conf.urls import patterns, include, url


# Uncomment the next two lines to enable the admin:

# from django.contrib import admin

# admin.autodiscover()

from myweb.view2 import disk


urlpatterns = patterns('',

    # Examples:

    # url(r'^$', 'myweb.views.home', name='home'),

    # url(r'^myweb/', include('myweb.foo.urls')),


    # Uncomment the admin/doc line below to enable admin documentation:

    # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),


    # Uncomment the next line to enable the admin:

    # url(r'^admin/', include(admin.site.urls)),

(r'^disk/$',disk),

)


------------------------------------------------------------

[root@LVS1 myweb]#mkdir templates

[root@LVS1 myweb]#vi /tmp/python/Django-1.5.1/django/bin/myweb/myweb/settings.py

TEMPLATE_DIRS = (

    # Put strings here, like "/home/html/django_templates" or "C:/www/django/templates".

    # Always use forward slashes, even on Windows.

    # Don't forget to use absolute paths, not relative paths.

    '/tmp/python/Django-1.5.1/django/bin/myweb/myweb/templates',

[root@LVS1 templates]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/myweb/templates

[root@LVS1 templates]# tail -1000 disk.html

<html>

<body>

<center> show disk usage</center></br>

hosts:sum-- `sum`</br>

{%for line in d_usage2.keys%}

     <font color=red>   `line`;</font>

{%endfor%}</br>

{%for line in d_usage.keys%}

        `line`;

{%endfor%}</br></br></br></br>

{% for ip,value in d_usage2.items %}

---------------------------------host`ip`----------------------------------

<font color=red><pre>   `value`</pre></font>


{% endfor %}

{% for ip,value in d_usage.items %}

---------------------------------host`ip`----------------------------------

<pre>   `value`</pre>


{% endfor %}

-----------------------------------------------------------------------------</br>

        `name`

</body>

</html>

####################################将主机文件系统、内存情况,cpu空闲率记录到MySQL数据库中

#注:先在MySQL数据库中创建好名为python的数据库,并赋给用户权限和密码

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/myweb

[root@LVS1 myweb]# vi settings.py

DATABASES = {

    'default': {

        'ENGINE': 'django.db.backends.mysql', # Add 'postgresql_psycopg2', 'mysql', 'sqlite3' or 'oracle'.

        'NAME': 'Filesystem',                      # Or path to database file if using sqlite3.

        # The following settings are not used with sqlite3:

        'USER': 'root',

        'PASSWORD': '123456',

        'HOST': '',                      # Empty for localhost through domain sockets or '127.0.0.1' for localhost through TC

P.

        'PORT': '',                      # Set to empty string for default.

    }

}

INSTALLED_APPS = (

    'django.contrib.auth',

    'django.contrib.contenttypes',

    'django.contrib.sessions',

    'django.contrib.sites',

    'django.contrib.messages',

    'django.contrib.staticfiles',

    # Uncomment the next line to enable the admin:

     'django.contrib.admin',

    # Uncomment the next line to enable admin documentation:

    # 'django.contrib.admindocs',

        'pyweb'

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb

[root@LVS1 myweb]# ./manage.py startapp pyweb

[root@LVS1 pyweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/pyweb

[root@LVS1 pyweb]# tail -2000 models.py

from django.db import models


# Create your models here.

from django.db import models


class Filesystem(models.Model):

    ip = models.CharField(max_length=30)

    date_time = models.CharField(max_length=50)

    Filesystem = models.CharField(max_length=120)

    sum_kb = models.CharField(max_length=60)

    Used = models.CharField(max_length=30)

    Available = models.CharField(max_length=50)

    Capacity = models.CharField(max_length=60)

    Mounted_on = models.CharField(max_length=60)

    def __unicode__(self):

        return self.ip

class Men_Cpu(models.Model):

        ip = models.CharField(max_length=30)

        date_time = models.CharField(max_length=50)

        Men_sum_kb = models.CharField(max_length=40)

        Men_used = models.CharField(max_length=40)

        Men_free = models.CharField(max_length=40)

        Men_idle = models.CharField(max_length=40)

        Cpu_idle = models.CharField(max_length=40)

        def __unicode__(self):

            return self.ip

class Tablespace(models.Model):

    ip = models.CharField(max_length=30)

    date_time = models.CharField(max_length=50)

    

    TABLESPACE_NAME = models.CharField(max_length=120)

    SUMMARY = models.CharField(max_length=60)

    FREE = models.CharField(max_length=30)

    MAX_FREE_EXTENT = models.CharField(max_length=50)

    FREE_EXTENTS = models.CharField(max_length=60)

    USED = models.CharField(max_length=60)

    def __unicode__(self):

        return self.ip


#class Book(models.Model):

#    title = models.CharField(max_length=100)

#    authors = models.ManyToManyField(Author)

#    publisher = models.ForeignKey(Publisher)

#    publication_date = models.DateField()

#    country = models.CharField(defau="CN",max_length=50)#默认值为CN

#    def __unicode__(self):

#        return self.title

[root@LVS1 pyweb]# 

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb

[root@LVS1 myweb]# python manage.py validate

0 errors found

[root@LVS1 myweb]# python manage.py sqlall pyweb

[root@LVS1 myweb]# python manage.py syncdb

---------------------------------------------------web站点管理上面的数据库

[root@LVS1 myweb]# pwd

/tmp/python/Django-1.5.1/django/bin/myweb/myweb

[root@LVS1 myweb]# vi settings.py

INSTALLED_APPS = (

    'django.contrib.auth',

    'django.contrib.contenttypes',

    'django.contrib.sessions',

    'django.contrib.sites',

    'django.contrib.messages',

    'django.contrib.staticfiles',

    # Uncomment the next line to enable the admin:

     'django.contrib.admin',

    # Uncomment the next line to enable admin documentation:

    # 'django.contrib.admindocs',

        'pyweb'

)

[root@LVS1 myweb]# vi urls.py

from django.conf.urls import patterns, include, url


# Uncomment the next two lines to enable the admin:

from django.contrib import admin

admin.autodiscover()



urlpatterns = patterns('',

    # Examples:

    # url(r'^$', 'myweb.views.home', name='home'),

    # url(r'^myweb/', include('myweb.foo.urls')),


    # Uncomment the admin/doc line below to enable admin documentation:

    # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),


    # Uncomment the next line to enable the admin:

     url(r'^admin/', include(admin.site.urls)),

       # (r'^disk/$',disk),

)


[root@LVS1 pyweb]# tail -2000 admin.py

from django.contrib import admin

from pyweb.models import Filesystem,Men_Cpu,Tablespace 

class Filesystem_adin(admin.ModelAdmin):

        list_display=('ip','date_time','Filesystem','sum_kb','Used','Available','Capacity','Mounted_on')

        list_filter=('ip','date_time',)

        search_fields=('ip','date_time','Filesystem')

        ordering=('-date_time',)



class Men_Cpu_admin(admin.ModelAdmin):

        list_display=('ip','date_time','Men_sum_kb','Men_used','Men_free','Men_idle','Cpu_idle')

        list_filter=('ip','date_time',)

        search_fields=('ip','date_time',)

        ordering=('-date_time',)


class Tablespace_admin(admin.ModelAdmin):

        list_display=('ip','date_time','TABLESPACE_NAME','SUMMARY','FREE','MAX_FREE_EXTENT','FREE_EXTENTS','USED')

        list_filter=('ip','date_time',)

        search_fields=('ip','date_time','TABLESPACE_NAME')

        ordering=('-date_time',)


admin.site.register(Filesystem,Filesystem_adin)

admin.site.register(Men_Cpu,Men_Cpu_admin)

admin.site.register(Tablespace,Tablespace_admin)


#admin.site.register(Author)

#admin.site.register(Book)


[root@LVS1 myweb]# ./manage.py syncdb

[root@LVS1 myweb]#echo "python /tmp/python/Django-1.5.1/django/bin/myweb/manage.py runserver 0.0.0.0:8000  &>/tmp/dgangomyweb.txt &">>/etc/rc.local

http://192.168.1.10:8000/admin/#用户名和密码为第一次执行python manage.py syncdb时创建的

------------------------创建脚本(将主机文件系统、内存情况,cpu空闲率记录到MySQL数据库中)

[root@LVS1 pyweb]# tail -2000 /tmp/python/alldjango-mysql.py

#!/bin/usr/bin python

import os,datetime,paramiko

import tab,sys,multiprocessing,time

sys.path.append('/tmp/python/Django-1.5.1/django/bin/myweb')

os.environ['DJANGO_SETTINGS_MODULE'] = 'myweb.settings' 

from pyweb.models import Filesystem,Men_Cpu,Tablespace

#hosts=['192.168.1.10','192.168.1.11','192.168.1.13','192.168.1.200','192.168.1.11']

hosts=['192.168.1.10','192.168.1.11','192.168.1.13','192.168.1.10','192.168.1.200']

username='root'

password='123456'

port=22

time=datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')

def run_cmd(ip):

        list=[]

        list0=[]

#       if os.system('ping %s -c 1 &>/dev/null'%ip)==0:

        try:

                        paramiko.util.log_to_file('paramiko.log')

                        s = paramiko.SSHClient()

                        s.set_missing_host_key_policy(paramiko.AutoAddPolicy())

                        s.connect(ip,port,username,password)

                        stdin,stdout,stderr=s.exec_command('df -kP')

                        df= stdout.read().split('\n')

                        stdin,stdout,stderr=s.exec_command("free|grep Mem|awk '{print $2}'")

                        list.append(stdout.read().strip())

                        stdin,stdout,stderr=s.exec_command("free|grep 'buffers/'|awk '{print $3}'")

                        list.append(stdout.read().strip())

                        stdin,stdout,stderr=s.exec_command("free|grep 'buffers/'|awk '{print $4}'")

                        list.append(stdout.read().strip())

                        list.append('%s'%(float(list[2])/float(list[0])))

                        stdin,stdout,stderr=s.exec_command("vmstat 1 2|sed -n '4p'|awk '{print $(NF-2)}'")

                        list.append(stdout.read().strip())


                        try:

                                stdin,stdout,stderr=s.exec_command('sh /tmp/tablespace.sh')

                                list0=stdout.read().split('\n')

                                list0.pop(0)

                                list0.pop(0)

                                list0.pop(0)

                                list0.pop(-1)

                        except:

                                list0=['null  null  null  null  null   null']



                        s.close()

                        print 'xxxx',ip

#       else:

        except:

                list=['null','null','null','null','null']

                df= 'nul \n null null null  null null null \n'.split('\n')

                list0=['null  null  null  null  null   null']

                print 'butong',ip

        #time=datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')

        df.pop(0)

        df.pop(-1)

        for line in df:

               

               list00=line.split()

               p1 = Filesystem(ip='%s'%ip,date_time='%s'%time,Filesystem='%s'%list00[0], sum_kb='%s'%list00[1],Used='%s'%list00[2], Available='%s'%list00[3], Capacity='%s'%list00[4],Mounted_on='%s'%list00[5])

               p1.save()


        p2 = Men_Cpu(ip='%s'%ip,date_time='%s'%time,Men_sum_kb='%s'%list[0], Men_used='%s'%list[1],Men_free='%s'%list[2], Men_idle='%s'%list[3], Cpu_idle='%s'%list[4])

        p2.save()


        for list in list0:

                list=list.split()

                p3 = Tablespace(ip='%s'%ip,date_time='%s'%time,TABLESPACE_NAME='%s'%list[0], SUMMARY='%s'%list[1],FREE='%s'%list[2], MAX_FREE_EXTENT='%s'%list[3], FREE_EXTENTS='%s'%list[4],USED='%s'%list[5])

                p3.save()


p=multiprocessing.Pool(processes=10)

for hostname in hosts:

        p.apply_async(run_cmd,('%s'%hostname,))

        print hostname

#time.sleep(240)

print len(hosts)

time2=datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')

print time2

p.close()

p.join()

time3=datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')

print time2

print time3

[root@LVS1 pyweb]# 

[root@LVS1 pyweb]# crontab -l

*/10 * * * * python /tmp/python/alldjango-mysql.py #每10分钟一次将主机文件系统、内存情况,cpu空闲率记录到MySQL数据库中


------------------------------------附:在装有oracle数据库的远程主机上创建查询表空间的脚本

[root@redhata ~]# vi /tmp/tablespace.sh 

#!/bin/bash

export PATH=/u01/app/oracle/product/11.2.0/dbhome_1/bin:$PATH

export ORACLE_HOME=/u01/app/oracle/product/11.2.0/dbhome_1/

sqlplus -S /nolog <<eof

conn system/123456@orcl

set line 200;

set feedback off;

set pagesize 50000;

col member for a45;

select a.tablespace_name,a.summary,b.free,b.maxf "MAX_FREE_EXTENT",b.free_exts "FREE_EXTENTS",

    100-b.free/a.summary*100 "USED%"

        from

           (select tablespace_name,sum(bytes/1024/1024) "SUMMARY" from dba_data_files

               group by tablespace_name) a,

                   (select tablespace_name,sum(bytes/1024/1024) "FREE",max(bytes/1024/1024)

                      "MAXF" ,count(*) free_exts

                          from dba_free_space group by tablespace_name) b

                              where a.tablespace_name=b.tablespace_name

                                 order by 6 desc;

eof

                                 exit;

##########################################################################################

vi  /tmp/python/Django-1.5.1/django/bin/myweb/myweb/settings.py #修改时区

TIME_ZONE = 'Aisa/Shanghai'

#########################################################################

Django-1.5.1版本

vi /usr/lib/python2.6/site-packages/django/contrib/admin/templates/admin/base_site.html

{% extends "admin/base.html" %}

{% load i18n %}


{% block title %}` title ` | {% trans '主机性能记录系统' %}{% endblock %}


{% block branding %}

<h1 id="site-name">{% trans '主机性能记录系统' %}</h1>

{% endblock %}


{% block nav-global %}{% endblock %}

------------------------------------------------------

Django-1.9.13版本

python -c "import sys;sys.path=sys.path[1:];import django;print(django.__path__)"#找到源文件目录

cd /usr/local/lib/python3.6/site-packages/Django-1.9.13-py3.6.egg/django/contrib/admin

vi sites.py

class AdminSite(object):

    """

    An AdminSite object encapsulates an instance of the Django admin application, ready

    to be hooked in to your URLconf. Models are registered with the AdminSite using the

    register() method, and the get_urls() method can then be used to access Django view

    functions that present a full admin interface for the collection of registered

    models.

    """


    # Text to put at the end of each page's <title>.

    site_title = ugettext_lazy('配置管理系统')

    #site_title = ugettext_lazy('Django site admin')


    # Text to put in each page's <h1>.

    site_header = ugettext_lazy('配置管理系统')

    #site_header = ugettext_lazy('Django administration')


    # Text to put at the top of the admin index page.

    index_title = ugettext_lazy('配置管理系统')

    #index_title = ugettext_lazy('Site administration')


    # URL for the "View site" link at the top of each admin page.


#####################################################

[root@LVS1 myweb# pwd

/tmp/python/Django-1.5.1/django/bin/myweb

[root@LVS1 myweb]# ./manage.py shell

In [2]: from pyweb.models import Publisher

In [3]: p1 = Publisher(name='shanghai', address='24242 chuansha road',city='ShangHai', state_province='CN', country='China',website='http://www.xxk.com/')                        

In [4]: p1.save()


In [5]: p1.name='hefei'

In [6]: p1.save()

##################################################################

echo "python /tmp/python/Django-1.5.1/django/bin/myweb/manage.py runserver 0.0.0.0:8000 &>/tmp/dgangomyweb.txt &"  >>/etc/rc.local#开机启动















本文转自shangshanyang51CTO博客,原文链接:http://blog.51cto.com/qqran/1965836 ,如需转载请自行联系原作者



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