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1 # -*- coding: iso-8859-1 -*- 2 # vim: set ft=python ts=3 sw=3 expandtab: 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 4 # 5 # C E D A R 6 # S O L U T I O N S "Software done right." 7 # S O F T W A R E 8 # 9 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 10 # 11 # Copyright (c) 2010 Kenneth J. Pronovici. 12 # All rights reserved. 13 # 14 # This program is free software; you can redistribute it and/or 15 # modify it under the terms of the GNU General Public License, 16 # Version 2, as published by the Free Software Foundation. 17 # 18 # This program is distributed in the hope that it will be useful, 19 # but WITHOUT ANY WARRANTY; without even the implied warranty of 20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 21 # 22 # Copies of the GNU General Public License are available from 23 # the Free Software Foundation website, http://www.gnu.org/. 24 # 25 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 26 # 27 # Author : Kenneth J. Pronovici <pronovic@ieee.org> 28 # Language : Python 2 (>= 2.7) 29 # Project : Cedar Backup, release 2 30 # Purpose : Implements customized behavior. 31 # 32 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 33 34 ######################################################################## 35 # Module documentation 36 ######################################################################## 37 38 """ 39 Implements customized behavior. 40 41 Some behaviors need to vary when packaged for certain platforms. For instance, 42 while Cedar Backup generally uses cdrecord and mkisofs, Debian ships compatible 43 utilities called wodim and genisoimage. I want there to be one single place 44 where Cedar Backup is patched for Debian, rather than having to maintain a 45 variety of patches in different places. 46 47 @author: Kenneth J. Pronovici <pronovic@ieee.org> 48 """ 49 50 ######################################################################## 51 # Imported modules 52 ######################################################################## 53 54 # System modules 55 import logging 56 57 58 ######################################################################## 59 # Module-wide constants and variables 60 ######################################################################## 61 62 logger = logging.getLogger("CedarBackup2.log.customize") 63 64 PLATFORM = "standard" 65 #PLATFORM = "debian" 66 67 DEBIAN_CDRECORD = "/usr/bin/wodim" 68 DEBIAN_MKISOFS = "/usr/bin/genisoimage" 69 70 71 ####################################################################### 72 # Public functions 73 ####################################################################### 74 75 ################################ 76 # customizeOverrides() function 77 ################################ 7880 """ 81 Modify command overrides based on the configured platform. 82 83 On some platforms, we want to add command overrides to configuration. Each 84 override will only be added if the configuration does not already contain an 85 override with the same name. That way, the user still has a way to choose 86 their own version of the command if they want. 87 88 @param config: Configuration to modify 89 @param platform: Platform that is in use 90 """ 91 if platform == "debian": 92 logger.info("Overriding cdrecord for Debian platform: %s", DEBIAN_CDRECORD) 93 config.options.addOverride("cdrecord", DEBIAN_CDRECORD) 94 logger.info("Overriding mkisofs for Debian platform: %s", DEBIAN_MKISOFS) 95 config.options.addOverride("mkisofs", DEBIAN_MKISOFS)96
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