3 # OpenWrt download directory cleanup utility.
4 # Delete all but the very last version of the program tarballs.
6 # Copyright (C) 2010 Michael Buesch <mb@bu3sch.de>
7 # Copyright (C) 2013 OpenWrt.org
19 def parseVer_1234(match
, filepath
):
20 progname
= match
.group(1)
21 progversion
= (int(match
.group(2)) << 64) |\
22 (int(match
.group(3)) << 48) |\
23 (int(match
.group(4)) << 32) |\
24 (int(match
.group(5)) << 16)
25 return (progname
, progversion
)
27 def parseVer_123(match
, filepath
):
28 progname
= match
.group(1)
30 patchlevel
= match
.group(5)
31 except (IndexError), e
:
34 patchlevel
= ord(patchlevel
[0])
37 progversion
= (int(match
.group(2)) << 64) |\
38 (int(match
.group(3)) << 48) |\
39 (int(match
.group(4)) << 32) |\
41 return (progname
, progversion
)
43 def parseVer_12(match
, filepath
):
44 progname
= match
.group(1)
46 patchlevel
= match
.group(4)
47 except (IndexError), e
:
50 patchlevel
= ord(patchlevel
[0])
53 progversion
= (int(match
.group(2)) << 64) |\
54 (int(match
.group(3)) << 48) |\
56 return (progname
, progversion
)
58 def parseVer_r(match
, filepath
):
59 progname
= match
.group(1)
60 progversion
= (int(match
.group(2)) << 64)
61 return (progname
, progversion
)
63 def parseVer_ymd(match
, filepath
):
64 progname
= match
.group(1)
65 progversion
= (int(match
.group(2)) << 64) |\
66 (int(match
.group(3)) << 48) |\
67 (int(match
.group(4)) << 32)
68 return (progname
, progversion
)
70 def parseVer_GIT(match
, filepath
):
71 progname
= match
.group(1)
72 st
= os
.stat(filepath
)
73 progversion
= int(st
.st_mtime
) << 64
74 return (progname
, progversion
)
90 (re
.compile(r
"(.+)[-_](\d+)\.(\d+)\.(\d+)\.(\d+)"), parseVer_1234
), # xxx-1.2.3.4
91 (re
.compile(r
"(.+)[-_](\d\d\d\d)-?(\d\d)-?(\d\d)"), parseVer_ymd
), # xxx-YYYY-MM-DD
92 (re
.compile(r
"(.+)[-_]([0-9a-fA-F]{40,40})"), parseVer_GIT
), # xxx-GIT_SHASUM
93 (re
.compile(r
"(.+)[-_](\d+)\.(\d+)\.(\d+)(\w?)"), parseVer_123
), # xxx-1.2.3a
94 (re
.compile(r
"(.+)[-_](\d+)_(\d+)_(\d+)"), parseVer_123
), # xxx-1_2_3
95 (re
.compile(r
"(.+)[-_](\d+)\.(\d+)(\w?)"), parseVer_12
), # xxx-1.2a
96 (re
.compile(r
"(.+)[-_]r?(\d+)"), parseVer_r
), # xxx-r1111
100 ("linux", re
.compile(r
"linux-.*")),
101 ("gcc", re
.compile(r
"gcc-.*")),
102 ("wl_apsta", re
.compile(r
"wl_apsta.*")),
103 (".fw", re
.compile(r
".*\.fw")),
104 (".arm", re
.compile(r
".*\.arm")),
105 (".bin", re
.compile(r
".*\.bin")),
106 ("rt-firmware", re
.compile(r
"RT[\d\w]+_Firmware.*")),
109 class EntryParseError(Exception): pass
112 def __init__(self
, directory
, filename
):
113 self
.directory
= directory
114 self
.filename
= filename
118 for ext
in extensions
:
119 if filename
.endswith(ext
):
120 filename
= filename
[0:0-len(ext
)]
124 print self
.filename
, "has an unknown file-extension"
125 raise EntryParseError("ext")
126 for (regex
, parseVersion
) in versionRegex
:
127 match
= regex
.match(filename
)
129 (self
.progname
, self
.version
) = parseVersion(
130 match
, directory
+ "/" + filename
+ self
.fileext
)
133 print self
.filename
, "has an unknown version pattern"
134 raise EntryParseError("ver")
136 def deleteFile(self
):
137 path
= (self
.directory
+ "/" + self
.filename
).replace("//", "/")
138 print "Deleting", path
143 return self
.filename
== y
.filename
146 return self
.version
>= y
.version
149 print "OpenWrt download directory cleanup utility"
150 print "Usage: " + sys
.argv
[0] + " [OPTIONS] <path/to/dl>"
152 print " -d|--dry-run Do a dry-run. Don't delete any files"
153 print " -B|--show-blacklist Show the blacklist and exit"
154 print " -w|--whitelist ITEM Remove ITEM from blacklist"
160 (opts
, args
) = getopt
.getopt(argv
[1:],
162 [ "help", "dry-run", "show-blacklist", "whitelist=", ])
166 except getopt
.GetoptError
:
171 if o
in ("-h", "--help"):
174 if o
in ("-d", "--dry-run"):
176 if o
in ("-w", "--whitelist"):
177 for i
in range(0, len(blacklist
)):
178 (name
, regex
) = blacklist
[i
]
183 print "Whitelist error: Item", v
,\
184 "is not in blacklist"
186 if o
in ("-B", "--show-blacklist"):
187 for (name
, regex
) in blacklist
:
191 # Create a directory listing and parse the file names.
193 for filename
in os
.listdir(directory
):
194 if filename
== "." or filename
== "..":
196 for (name
, regex
) in blacklist
:
197 if regex
.match(filename
):
199 print filename
, "is blacklisted"
203 entries
.append(Entry(directory
, filename
))
204 except (EntryParseError
), e
: pass
206 # Create a map of programs
208 for entry
in entries
:
209 if entry
.progname
in progmap
.keys():
210 progmap
[entry
.progname
].append(entry
)
212 progmap
[entry
.progname
] = [entry
,]
214 # Traverse the program map and delete everything but the last version
217 versions
= progmap
[prog
]
218 for version
in versions
:
219 if lastVersion
is None or version
>= lastVersion
:
220 lastVersion
= version
222 for version
in versions
:
223 if version
!= lastVersion
:
226 print "Keeping", lastVersion
.filename
230 if __name__
== "__main__":
231 sys
.exit(main(sys
.argv
))