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Add support for symbolic links in ls & cat 

git-svn-id: https://kippo.googlecode.com/svn/trunk@191 951d7100-d841-11de-b865-b3884708a8e2
This commit is contained in:
desaster 2011-02-03 15:45:52 +00:00
parent b607e8640c
commit 524982cdec
2 changed files with 29 additions and 13 deletions
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32
kippo/commands/fs.py
View File

@ -12,18 +12,28 @@ commands = {}
class command_cat(HoneyPotCommand):
def call(self):
for arg in self.args:
path = self.fs.resolve_path(arg, self.honeypot.cwd)
if not path or not self.fs.exists(path):
self.writeln('bash: cat: %s: No such file or directory' % arg)
return
f = self.fs.getfile(path)
self.cat(arg)
def cat(self, target, count = 0):
if count > 10:
self.writeln('cat: %s: Too many levels of symbolic links' % target)
return
path = self.fs.resolve_path(target, self.honeypot.cwd)
if not path or not self.fs.exists(path):
self.writeln('bash: cat: %s: No such file or directory' % target)
return
f = self.fs.getfile(path)
if f[A_TYPE] == T_LINK:
self.cat(f[A_TARGET], count + 1)
return
realfile = self.fs.realfile(f, '%s/%s' % \
(self.honeypot.env.cfg.get('honeypot', 'contents_path'), path))
if realfile:
f = file(realfile, 'rb')
self.write(f.read())
f.close()
realfile = self.fs.realfile(f, '%s/%s' % \
(self.honeypot.env.cfg.get('honeypot', 'contents_path'), path))
if realfile:
f = file(realfile, 'rb')
self.write(f.read())
f.close()
commands['/bin/cat'] = command_cat
class command_cd(HoneyPotCommand):

10
kippo/commands/ls.py
View File

@ -101,19 +101,25 @@ class command_ls(HoneyPotCommand):
if file[A_MODE] & stat.S_IWOTH: perms[8] = 'w'
if file[A_MODE] & stat.S_IXOTH: perms[9] = 'x'
linktarget = ''
if file[A_TYPE] == T_DIR:
perms[0] = 'd'
elif file[A_TYPE] == T_LINK:
perms[0] = 'l'
linktarget = ' -> %s' % (file[A_TARGET],)
perms = ''.join(perms)
ctime = time.localtime(file[A_CTIME])
l = '%s 1 %s %s %s %s %s' % \
l = '%s 1 %s %s %s %s %s%s' % \
(perms,
self.uid2name(file[A_UID]),
self.gid2name(file[A_GID]),
str(file[A_SIZE]).rjust(len(str(largest))),
time.strftime('%Y-%m-%d %H:%M', ctime),
file[A_NAME])
file[A_NAME],
linktarget)
self.honeypot.writeln(l)
commands['/bin/ls'] = command_ls