自己写了一个服务，一直处于maintance状态

ncist2011

1、zpool-state.xml
/lib/svc/manifest/system/zpool-state.xml

1.   1 <?xml version='1.0'?>
   
2.   2 <!DOCTYPE service_bundle SYSTEM '/usr/share/lib/xml/dtd/service_bundle.dtd.1'>
   
3.   3
   
4.   4 <service_bundle type='manifest' name='zpool-state'>
   
5.   5
   
6.   6 <service
   
7.   7     name='system/zpool-state'
   
8.   8     type='service'
   
9.   9     version='1'>
   
10. 10
    
11. 11     <create_default_instance enabled='true' />
    
12. 12     <!--
    
13. 13        Set a timeout of -1 to signify to inetd that we don't want
    
14. 14        to timeout this service, since the forked process is the
    
15. 15        one that does the services work. This is the case for most/all
    
16. 16        legacy inetd services; for services written to take advantage
    
17. 17        of Greenlines capabilities, the start method should fork
    
18. 18        off a process to handle the request and return a success code.
    
19. 19     -->
    
20. 20     <exec_method
    
21. 21         type='method'
    
22. 22         name='start'
    
23. 23         exec='/lib/svc/method/zpool-state start'
    
24. 24         timeout_seconds='60'>
    
25. 25     </exec_method>
    
26. 26
    
27. 27     <exec_method
    
28. 28         type='method'
    
29. 29         name='stop'
    
30. 30         exec=':kill'
    
31. 31         timeout_seconds='60'>
    
32. 32     </exec_method>
    
33. 33
    
34. 34     <method_context>
    
35. 35     <method_credential user='root' group='root' />
    
36. 36     </method_context>
    
37. 37
    
38. 38     <property_group name='startd'
    
39. 39         type='framework'>
    
40. 40         <!-- sub-process core dumps shouldn't restart session -->
    
41. 41         <propval name='duration' type='astring' value='transient' />
    
42. 42     </property_group>
    
43. 43
    
44. 44     <stability value='Evolving' />
    
45. 45
    
46. 46     <template>
    
47. 47         <common_name>
    
48. 48             <loctext xml:lang='C'>
    
49. 49                         get zpool state
    
50. 50             </loctext>
    
51. 51         </common_name>
    
52. 52
    
53. 53     </template>
    
54. 54 </service>
    
55. 55
    
56. 56 </service_bundle>
    

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2、/lib/svc/method/zpool-state

1.   1 #!/bin/sh
   
2.   2
   
3.   3 . /lib/svc/share/smf_include.sh
   
4.   4
   
5.   5 case "$1" in
   
6.   6 'start')
   
7.   7     /usr/sbin/zpoolstaterpc
   
8.   8     ;;
   
9.   9
   
10. 10 'stop')
    
11. 11     pkill -f zpoolstaterpc
    
12. 12     ;;
    
13. 13
    
14. 14 *)
    
15. 15     exit 1
    
16. 16     ;;
    
17. 17 esac
    
18. 18 exit $SMF_EXIT_OK
    

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3、/usr/sbin/zpoolstaterpc

1. 1 #!/usr/bin/python3
   
2.   2
   
3.   3 import os
   
4.   4 import time
   
5.   5 from pi.zfs.zpoolstatus import *
   
6.   6
   
7.   7 if __name__ == '__main__':
   
8.   8     print('1111')
   

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4、svcs -x zpool-state

1. State: maintenance since September  9, 2015 10:40:18 AM CST
   
2. Reason: Restarting too quickly, last exited with status 127.
   
3.       See: /var/svc/log/system-zpool-state:default.log
   
4. Impact: This service is not running.
   

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5、system-zpool-state:default.log

1. 521 [ Sep  9 10:37:32 Leaving maintenance because clear requested. ]
   
2. 522 [ Sep  9 10:37:32 Enabled. ]
   
3. 523 [ Sep  9 10:37:32 Executing start method ("/lib/svc/method/zpool-state start"). ]
   
4. 524 1111
   
5. 525 [ Sep  9 10:37:33 Method "start" exited with status 0. ]
   
6. 526 [ Sep  9 10:37:33 Stopping because all processes in service exited. ]
   
7. 527 [ Sep  9 10:37:33 Executing stop method (:kill). ]
   
8. 528 [ Sep  9 10:37:33 Executing start method ("/lib/svc/method/zpool-state start"). ]
   
9. 529 1111
   
10. 530 [ Sep  9 10:37:34 Method "start" exited with status 0. ]
    
11. 531 [ Sep  9 10:37:34 Stopping because all processes in service exited. ]
    
12. 532 [ Sep  9 10:37:34 Executing stop method (:kill). ]
    
13. 533 [ Sep  9 10:37:34 Executing start method ("/lib/svc/method/zpool-state start"). ]
    
14. 534 1111
    
15. 535 [ Sep  9 10:37:35 Method "start" exited with status 0. ]
    
16. 536 [ Sep  9 10:37:35 Stopping because all processes in service exited. ]
    
17. 537 [ Sep  9 10:37:35 Executing stop method (:kill). ]
    
18. 538 [ Sep  9 10:37:35 Executing start method ("/lib/svc/method/zpool-state start"). ]
    
19. 539 1111
    
20. 540 [ Sep  9 10:37:36 Method "start" exited with status 0. ]
    
21. 541 [ Sep  9 10:37:36 Stopping because all processes in service exited. ]
    
22. 542 [ Sep  9 10:37:36 Executing stop method (:kill). ]
    
23. 543 [ Sep  9 10:37:36 Restarting too quickly, changing state to maintenance. ]
    

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一直没找到原因在哪