python統計日誌ip訪問數指令碼

python統計日誌ip訪問數指令碼

1. importre
2. tudou@Gyyx
3. f=open("/tmp/a.log","r")
4. arr={}
5. lines=f.readlines()
6. forlineinlines:
7. ipaddress=re.compile(r'^#(((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?))')
8. match=ipaddress.match(line)
9. ifmatch:
10. ip=match.group(1)
11. if(arr.has_key(ip)):
12. arr[ip]+=1
13. else:
14. arr.setdefault(ip,1)
16. f.close()
17. forkeyinarr:
18. printkey+"->"+str(arr[key])

日誌格式為

[html]view plaincopyprint?

1. #111.172.249.84--[12/Dec/2011:05:33:36+0800]"GET/images/i/goTop.pngHTTP/1.0"200486"http://wh.xxxx.com/""Mozilla/4.0(compatible;MSIE7.0;WindowsNT6.1;Trident/5.0;SLCC2;.NETCLR2.0.50727;.NETCLR3.5.30729;.NETCLR3.0.30729;MediaCenterPC6.0;.NET4.0C;.NET4.0E)"
2. #111.172.249.84--[12/Dec/2011:05:33:36+0800]"GET/images/i/goTop.pngHTTP/1.0"200486"http://wh.xxxx.com/""Mozilla/4.0(compatible;MSIE7.0;WindowsNT6.1;Trident/5.0;SLCC2;.NETCLR2.0.50727;.NETCLR3.5.30729;.NETCLR3.0.30729;MediaCenterPC6.0;.NET4.0C;.NET4.0E)"
3. #111.172.249.85--[12/Dec/2011:05:33:36+0800]"GET/images/i/goTop.pngHTTP/1.0"200486"http://wh.xxxx.com/""Mozilla/4.0(compatible;MSIE7.0;WindowsNT6.1;Trident/5.0;SLCC2;.NETCLR2.0.50727;.NETCLR3.5.30729;.NETCLR3.0.30729;MediaCenterPC6.0;.NET4.0C;.NET4.0E)"
4. #111.172.249.86--[12/Dec/2011:05:33:36+0800]"GET/images/i/goTop.pngHTTP/1.0"200486"http://wh.xxxx.com/""Mozilla/4.0(compatible;MSIE7.0;WindowsNT6.1;Trident/5.0;SLCC2;.NETCLR2.0.50727;.NETCLR3.5.30729;.NETCLR3.0.30729;MediaCenterPC6.0;.NET4.0C;.NET4.0E)"

輸出結果

111.172.249.86->1
111.172.249.84->2
111.172.249.85->1

注釋：python欄位的setdefault用法為擷取資訊，如果擷取不到的時候就按照他的參數設定該值

[html]view plaincopyprint?

1. >>>a={}
2. >>>a['key']='123'
3. >>>print(a)
4. {'key':'123'}
5. >>>print(a.setdefault('key','456'))#顯示a這個字典的'key'值的內容,因為字典有，所以不會去設定它
6. 123
8. >>>print(a.setdefault('key1','456'))#顯示a這個字典的'key1'值的內容，因為字典沒有，所以設定為456了
9. 456
10. >>>a
11. {'key1':'456','key':'123'}