| Krzysztof Piotr Oledzki | 0960541 | 2009-09-23 22:09:24 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * Health-checks. |
| 3 | * |
| 4 | * Copyright 2008-2009 Krzysztof Piotr Oledzki <ole@ans.pl> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU General Public License |
| 8 | * as published by the Free Software Foundation; either version |
| 9 | * 2 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | */ |
| 12 | |
| 13 | /* check status */ |
| 14 | enum { |
| 15 | HCHK_STATUS_UNKNOWN = 0, /* Unknown */ |
| 16 | HCHK_STATUS_INI, /* Initializing */ |
| 17 | |
| 18 | /* Below we have check finished */ |
| 19 | HCHK_STATUS_CHECKED, /* DUMMY STATUS */ |
| 20 | HCHK_STATUS_SOCKERR, /* Socket error */ |
| 21 | |
| 22 | HCHK_STATUS_L4OK, /* L4 check passed, for example tcp connect */ |
| 23 | HCHK_STATUS_L4TOUT, /* L4 timeout */ |
| 24 | HCHK_STATUS_L4CON, /* L4 connection problem, for example: */ |
| 25 | /* "Connection refused" (tcp rst) or "No route to host" (icmp) */ |
| 26 | |
| 27 | HCHK_STATUS_L6OK, /* L6 check passed */ |
| 28 | HCHK_STATUS_L6TOUT, /* L6 (SSL) timeout */ |
| 29 | HCHK_STATUS_L6RSP, /* L6 invalid response - protocol error */ |
| 30 | |
| 31 | HCHK_STATUS_L7TOUT, /* L7 (HTTP/SMTP) timeout */ |
| 32 | HCHK_STATUS_L7RSP, /* L7 invalid response - protocol error */ |
| 33 | |
| 34 | /* Below we have layer 5-7 data avaliable */ |
| 35 | HCHK_STATUS_L57DATA, /* DUMMY STATUS */ |
| 36 | HCHK_STATUS_L7OKD, /* L7 check passed */ |
| 37 | HCHK_STATUS_L7OKCD, /* L7 check conditionally passed */ |
| 38 | HCHK_STATUS_L7STS, /* L7 response error, for example HTTP 5xx */ |
| 39 | |
| 40 | HCHK_STATUS_SIZE |
| 41 | }; |