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Merge pull request #13351 from bcoca/why_use_fish

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Now and/or shell expressions depend on shell plugin
This commit is contained in:
Brian Coca 2015-12-03 16:42:30 -08:00
commit 8f69ba0933
2 changed files with 19 additions and 6 deletions
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7
lib/ansible/plugins/shell/fish.py
View file

@ -21,5 +21,12 @@ from ansible.plugins.shell.sh import ShellModule as ShModule
class ShellModule(ShModule):
_SHELL_AND = '; and'
_SHELL_OR = '; or'
_SHELL_SUB_LEFT = '('
_SHELL_SUB_RIGHT = ')'
_SHELL_GROUP_LEFT = ''
_SHELL_GROUP_RIGHT = ''
def env_prefix(self, **kwargs):
return 'env %s' % super(ShellModule, self).env_prefix(**kwargs)

18
lib/ansible/plugins/shell/sh.py
View file

@ -33,6 +33,12 @@ class ShellModule(object):
# How to end lines in a python script one-liner
_SHELL_EMBEDDED_PY_EOL = '\n'
_SHELL_REDIRECT_ALLNULL = '> /dev/null 2>&1'
_SHELL_AND = '&&'
_SHELL_OR = '||'
_SHELL_SUB_LEFT = '"$('
_SHELL_SUB_RIGHT = ')"'
_SHELL_GROUP_LEFT = '('
_SHELL_GROUP_RIGHT = ')'
def env_prefix(self, **kwargs):
'''Build command prefix with environment variables.'''
@ -71,14 +77,14 @@ class ShellModule(object):
basetmp = self.join_path(C.DEFAULT_REMOTE_TMP, basefile)
if system and (basetmp.startswith('$HOME') or basetmp.startswith('~/')):
basetmp = self.join_path('/tmp', basefile)
cmd = 'mkdir -p "`echo %s`"' % basetmp
cmd += ' && echo "`echo %s`"' % basetmp
cmd = 'mkdir -p %s echo %s %s' % (self._SHELL_SUB_LEFT, basetmp, self._SHELL_SUB_RIGHT)
cmd += ' %s echo %s echo %s %s' % (self._SHELL_AND, self._SHELL_SUB_LEFT, basetmp, self._SHELL_SUB_RIGHT)
# change the umask in a subshell to achieve the desired mode
# also for directories created with `mkdir -p`
if mode:
tmp_umask = 0o777 & ~mode
cmd = '(umask %o && %s)' % (tmp_umask, cmd)
cmd = '%s umask %o %s %s %s' % (self._SHELL_GROUP_LEFT, tmp_umask, self._SHELL_AND, cmd, self._SHELL_GROUP_RIGHT)
return cmd
@ -128,14 +134,14 @@ class ShellModule(object):
# used by a variety of shells on the remote host to invoke a python
# "one-liner".
shell_escaped_path = pipes.quote(path)
test = "rc=flag; [ -r %(p)s ] || rc=2; [ -f %(p)s ] || rc=1; [ -d %(p)s ] && rc=3; %(i)s -V 2>/dev/null || rc=4; [ x\"$rc\" != \"xflag\" ] && echo \"${rc} \"%(p)s && exit 0" % dict(p=shell_escaped_path, i=python_interp)
test = "rc=flag; [ -r %(p)s ] %(shell_or)s rc=2; [ -f %(p)s ] %(shell_or)s rc=1; [ -d %(p)s ] %(shell_and)s rc=3; %(i)s -V 2>/dev/null %(shell_or)s rc=4; [ x\"$rc\" != \"xflag\" ] %(shell_and)s echo \"${rc} \"%(p)s %(shell_and)s exit 0" % dict(p=shell_escaped_path, i=python_interp, shell_and=self._SHELL_AND, shell_or=self._SHELL_OR)
csums = [
"({0} -c 'import hashlib; BLOCKSIZE = 65536; hasher = hashlib.sha1();{2}afile = open(\"'{1}'\", \"rb\"){2}buf = afile.read(BLOCKSIZE){2}while len(buf) > 0:{2}\thasher.update(buf){2}\tbuf = afile.read(BLOCKSIZE){2}afile.close(){2}print(hasher.hexdigest())' 2>/dev/null)".format(python_interp, shell_escaped_path, self._SHELL_EMBEDDED_PY_EOL), # Python > 2.4 (including python3)
"({0} -c 'import sha; BLOCKSIZE = 65536; hasher = sha.sha();{2}afile = open(\"'{1}'\", \"rb\"){2}buf = afile.read(BLOCKSIZE){2}while len(buf) > 0:{2}\thasher.update(buf){2}\tbuf = afile.read(BLOCKSIZE){2}afile.close(){2}print(hasher.hexdigest())' 2>/dev/null)".format(python_interp, shell_escaped_path, self._SHELL_EMBEDDED_PY_EOL), # Python == 2.4
]
cmd = " || ".join(csums)
cmd = "%s; %s || (echo \'0 \'%s)" % (test, cmd, shell_escaped_path)
cmd = (" %s " % self._SHELL_OR).join(csums)
cmd = "%s; %s %s (echo \'0 \'%s)" % (test, cmd, self._SHELL_OR, shell_escaped_path)
return cmd
def build_module_command(self, env_string, shebang, cmd, arg_path=None, rm_tmp=None):