From: david-sarah Date: Mon, 1 Aug 2011 22:01:08 +0000 (-0700) Subject: cleanup: implement rm as a synonym for unlink rather than vice-versa. refs #776 X-Git-Url: https://git.rkrishnan.org/pf/content/%22news.html/frontends/provisioning?a=commitdiff_plain;h=06a5d0c1a3135b8c36023ba2a0f5a45f887789a6;p=tahoe-lafs%2Ftahoe-lafs.git cleanup: implement rm as a synonym for unlink rather than vice-versa. refs #776 --- diff --git a/src/allmydata/scripts/cli.py b/src/allmydata/scripts/cli.py index d4da88fd..0eeb78d9 100644 --- a/src/allmydata/scripts/cli.py +++ b/src/allmydata/scripts/cli.py @@ -247,16 +247,16 @@ class CpOptions(VDriveOptions): slashes. """ -class RmOptions(VDriveOptions): +class UnlinkOptions(VDriveOptions): def parseArgs(self, where): self.where = argv_to_unicode(where) def getSynopsis(self): - return "Usage: %s rm [options] REMOTE_FILE" % (self.command_name,) + return "Usage: %s unlink [options] REMOTE_FILE" % (self.command_name,) -class UnlinkOptions(RmOptions): +class RmOptions(UnlinkOptions): def getSynopsis(self): - return "Usage: %s unlink [options] REMOTE_FILE" % (self.command_name,) + return "Usage: %s rm [options] REMOTE_FILE" % (self.command_name,) class MvOptions(VDriveOptions): def parseArgs(self, frompath, topath): @@ -470,8 +470,8 @@ subCommands = [ ["get", None, GetOptions, "Retrieve a file from the grid."], ["put", None, PutOptions, "Upload a file into the grid."], ["cp", None, CpOptions, "Copy one or more files or directories."], - ["rm", None, RmOptions, "Unlink a file or directory on the grid."], - ["unlink", None, UnlinkOptions, "Unlink a file or directory on the grid (same as rm)."], + ["unlink", None, UnlinkOptions, "Unlink a file or directory on the grid."], + ["rm", None, RmOptions, "Unlink a file or directory on the grid (same as unlink)."], ["mv", None, MvOptions, "Move a file within the grid."], ["ln", None, LnOptions, "Make an additional link to an existing file or directory."], ["backup", None, BackupOptions, "Make target dir look like local dir."], @@ -531,11 +531,14 @@ def cp(options): rc = tahoe_cp.copy(options) return rc -def rm(options): - from allmydata.scripts import tahoe_rm - rc = tahoe_rm.rm(options) +def unlink(options, command="unlink"): + from allmydata.scripts import tahoe_unlink + rc = tahoe_unlink.unlink(options, command=command) return rc +def rm(options): + return unlink(options, command="rm") + def mv(options): from allmydata.scripts import tahoe_mv rc = tahoe_mv.mv(options, mode="move") @@ -585,8 +588,8 @@ dispatch = { "get": get, "put": put, "cp": cp, + "unlink": unlink, "rm": rm, - "unlink": rm, "mv": mv, "ln": ln, "backup": backup, diff --git a/src/allmydata/scripts/tahoe_rm.py b/src/allmydata/scripts/tahoe_rm.py deleted file mode 100644 index 51fb28c3..00000000 --- a/src/allmydata/scripts/tahoe_rm.py +++ /dev/null @@ -1,39 +0,0 @@ - -import urllib -from allmydata.scripts.common_http import do_http, format_http_success, format_http_error -from allmydata.scripts.common import get_alias, DEFAULT_ALIAS, escape_path, \ - UnknownAliasError - -def rm(options): - """ - @return: a Deferred which eventually fires with the exit code - """ - nodeurl = options['node-url'] - aliases = options.aliases - where = options.where - stdout = options.stdout - stderr = options.stderr - - if nodeurl[-1] != "/": - nodeurl += "/" - try: - rootcap, path = get_alias(aliases, where, DEFAULT_ALIAS) - except UnknownAliasError, e: - e.display(stderr) - return 1 - if not path: - print >>stderr, """ -'tahoe rm' can only unlink directory entries, so a path must be given.""" - return 1 - - url = nodeurl + "uri/%s" % urllib.quote(rootcap) - url += "/" + escape_path(path) - - resp = do_http("DELETE", url) - - if resp.status in (200,): - print >>stdout, format_http_success(resp) - return 0 - - print >>stderr, format_http_error("ERROR", resp) - return 1 diff --git a/src/allmydata/scripts/tahoe_unlink.py b/src/allmydata/scripts/tahoe_unlink.py new file mode 100644 index 00000000..979fcc4e --- /dev/null +++ b/src/allmydata/scripts/tahoe_unlink.py @@ -0,0 +1,39 @@ + +import urllib +from allmydata.scripts.common_http import do_http, format_http_success, format_http_error +from allmydata.scripts.common import get_alias, DEFAULT_ALIAS, escape_path, \ + UnknownAliasError + +def unlink(options, command="unlink"): + """ + @return: a Deferred which eventually fires with the exit code + """ + nodeurl = options['node-url'] + aliases = options.aliases + where = options.where + stdout = options.stdout + stderr = options.stderr + + if nodeurl[-1] != "/": + nodeurl += "/" + try: + rootcap, path = get_alias(aliases, where, DEFAULT_ALIAS) + except UnknownAliasError, e: + e.display(stderr) + return 1 + if not path: + print >>stderr, """ +'tahoe %s' can only unlink directory entries, so a path must be given.""" % (command,) + return 1 + + url = nodeurl + "uri/%s" % urllib.quote(rootcap) + url += "/" + escape_path(path) + + resp = do_http("DELETE", url) + + if resp.status in (200,): + print >>stdout, format_http_success(resp) + return 0 + + print >>stderr, format_http_error("ERROR", resp) + return 1 diff --git a/src/allmydata/test/test_cli.py b/src/allmydata/test/test_cli.py index 2c2d130c..498064f9 100644 --- a/src/allmydata/test/test_cli.py +++ b/src/allmydata/test/test_cli.py @@ -15,10 +15,10 @@ from allmydata.dirnode import normalize # Test that the scripts can be imported. from allmydata.scripts import create_node, debug, keygen, startstop_node, \ tahoe_add_alias, tahoe_backup, tahoe_check, tahoe_cp, tahoe_get, tahoe_ls, \ - tahoe_manifest, tahoe_mkdir, tahoe_mv, tahoe_put, tahoe_rm, tahoe_webopen + tahoe_manifest, tahoe_mkdir, tahoe_mv, tahoe_put, tahoe_unlink, tahoe_webopen _hush_pyflakes = [create_node, debug, keygen, startstop_node, tahoe_add_alias, tahoe_backup, tahoe_check, tahoe_cp, tahoe_get, tahoe_ls, - tahoe_manifest, tahoe_mkdir, tahoe_mv, tahoe_put, tahoe_rm, tahoe_webopen] + tahoe_manifest, tahoe_mkdir, tahoe_mv, tahoe_put, tahoe_unlink, tahoe_webopen] from allmydata.scripts import common from allmydata.scripts.common import DEFAULT_ALIAS, get_aliases, get_alias, \ @@ -2941,35 +2941,37 @@ class Mkdir(GridTestMixin, CLITestMixin, unittest.TestCase): return d -class Rm(GridTestMixin, CLITestMixin, unittest.TestCase): +class Unlink(GridTestMixin, CLITestMixin, unittest.TestCase): + command = "unlink" + def _create_test_file(self): data = "puppies" * 1000 path = os.path.join(self.basedir, "datafile") fileutil.write(path, data) self.datafile = path - def test_rm_without_alias(self): - # 'tahoe rm' should behave sensibly when invoked without an explicit + def test_unlink_without_alias(self): + # 'tahoe unlink' should behave sensibly when invoked without an explicit # alias before the default 'tahoe' alias has been created. - self.basedir = "cli/Rm/rm_without_alias" + self.basedir = "cli/Unlink/%s_without_alias" % (self.command,) self.set_up_grid() - d = self.do_cli("rm", "afile") + d = self.do_cli(self.command, "afile") def _check((rc, out, err)): self.failUnlessReallyEqual(rc, 1) self.failUnlessIn("error:", err) self.failUnlessReallyEqual(out, "") d.addCallback(_check) - d.addCallback(lambda ign: self.do_cli("unlink", "afile")) + d.addCallback(lambda ign: self.do_cli(self.command, "afile")) d.addCallback(_check) return d - def test_rm_with_nonexistent_alias(self): - # 'tahoe rm' should behave sensibly when invoked with an explicit + def test_unlink_with_nonexistent_alias(self): + # 'tahoe unlink' should behave sensibly when invoked with an explicit # alias that doesn't exist. - self.basedir = "cli/Rm/rm_with_nonexistent_alias" + self.basedir = "cli/Unlink/%s_with_nonexistent_alias" % (self.command,) self.set_up_grid() - d = self.do_cli("rm", "nonexistent:afile") + d = self.do_cli(self.command, "nonexistent:afile") def _check((rc, out, err)): self.failUnlessReallyEqual(rc, 1) self.failUnlessIn("error:", err) @@ -2977,31 +2979,37 @@ class Rm(GridTestMixin, CLITestMixin, unittest.TestCase): self.failUnlessReallyEqual(out, "") d.addCallback(_check) - d.addCallback(lambda ign: self.do_cli("unlink", "nonexistent:afile")) + d.addCallback(lambda ign: self.do_cli(self.command, "nonexistent:afile")) d.addCallback(_check) return d - def test_rm_without_path(self): - # 'tahoe rm' should give a sensible error message when invoked without a path. - self.basedir = "cli/Rm/rm_without_path" + def test_unlink_without_path(self): + # 'tahoe unlink' should give a sensible error message when invoked without a path. + self.basedir = "cli/Unlink/%s_without_path" % (self.command,) self.set_up_grid() self._create_test_file() d = self.do_cli("create-alias", "tahoe") d.addCallback(lambda ign: self.do_cli("put", self.datafile, "tahoe:test")) - def _do_rm((rc, out, err)): + def _do_unlink((rc, out, err)): self.failUnlessReallyEqual(rc, 0) self.failUnless(out.startswith("URI:"), out) - return self.do_cli("rm", out.strip('\n')) - d.addCallback(_do_rm) + return self.do_cli(self.command, out.strip('\n')) + d.addCallback(_do_unlink) def _check((rc, out, err)): self.failUnlessReallyEqual(rc, 1) + self.failUnlessIn("'tahoe %s'" % (self.command,), err) self.failUnlessIn("path must be given", err) self.failUnlessReallyEqual(out, "") d.addCallback(_check) return d +class Rm(Unlink): + """Test that 'tahoe rm' behaves in the same way as 'tahoe unlink'.""" + command = "rm" + + class Stats(GridTestMixin, CLITestMixin, unittest.TestCase): def test_empty_directory(self): self.basedir = "cli/Stats/empty_directory"