From: Brian Warner Date: Sat, 2 Aug 2008 02:10:41 +0000 (-0700) Subject: CLI: add create-alias command, to merge mkdir and add-alias into a single (secure... X-Git-Url: https://git.rkrishnan.org/architecture.txt?a=commitdiff_plain;h=2eec38279d0517b1485714363794e19836ed2f5e;p=tahoe-lafs%2Ftahoe-lafs.git CLI: add create-alias command, to merge mkdir and add-alias into a single (secure-from-argv-snooping) step --- diff --git a/docs/CLI.txt b/docs/CLI.txt index a822630f..a4f76a74 100644 --- a/docs/CLI.txt +++ b/docs/CLI.txt @@ -199,11 +199,15 @@ tahoe add-alias fun DIRCAP tahoe add-alias fun URI:DIR2:ovjy4yhylqlfoqg2vcze36dhde:4d4f47qko2xm5g7osgo2yyidi5m4muyo2vjjy53q4vjju2u55mfa - This create an alias "fun:" and configures it to use the given directory + This creates an alias "fun:" and configures it to use the given directory cap. Once this is done, "tahoe ls fun:" will list the contents of this directory. Use "tahoe add-alias tahoe DIRCAP" to set the contents of the default "tahoe:" alias. +tahoe create-alias fun + + This combines 'tahoe mkdir' and 'tahoe add-alias' into a single step. + tahoe list-aliases This displays a table of all configured aliases. diff --git a/src/allmydata/scripts/cli.py b/src/allmydata/scripts/cli.py index b76d30dc..42388f35 100644 --- a/src/allmydata/scripts/cli.py +++ b/src/allmydata/scripts/cli.py @@ -56,6 +56,10 @@ class AddAliasOptions(VDriveOptions): self.alias = alias self.cap = cap +class CreateAliasOptions(VDriveOptions): + def parseArgs(self, alias): + self.alias = alias + class ListAliasOptions(VDriveOptions): pass @@ -192,6 +196,7 @@ class ReplOptions(usage.Options): subCommands = [ ["mkdir", None, MakeDirectoryOptions, "Create a new directory"], ["add-alias", None, AddAliasOptions, "Add a new alias cap"], + ["create-alias", None, CreateAliasOptions, "Create a new alias cap"], ["list-aliases", None, ListAliasOptions, "List all alias caps"], ["ls", None, ListOptions, "List a directory"], ["get", None, GetOptions, "Retrieve a file from the virtual drive."], @@ -214,6 +219,11 @@ def add_alias(options): rc = tahoe_add_alias.add_alias(options) return rc +def create_alias(options): + from allmydata.scripts import tahoe_add_alias + rc = tahoe_add_alias.create_alias(options) + return rc + def list_aliases(options): from allmydata.scripts import tahoe_add_alias rc = tahoe_add_alias.list_aliases(options) @@ -282,6 +292,7 @@ def repl(options): dispatch = { "mkdir": mkdir, "add-alias": add_alias, + "create-alias": create_alias, "list-aliases": list_aliases, "ls": list, "get": get, diff --git a/src/allmydata/scripts/tahoe_add_alias.py b/src/allmydata/scripts/tahoe_add_alias.py index 162faf55..383bb1ab 100644 --- a/src/allmydata/scripts/tahoe_add_alias.py +++ b/src/allmydata/scripts/tahoe_add_alias.py @@ -1,6 +1,7 @@ import os.path from allmydata import uri +from allmydata.scripts.common_http import do_http, check_http_error from allmydata.scripts.common import get_aliases def add_alias(options): @@ -20,6 +21,33 @@ def add_alias(options): print >>stdout, "Alias '%s' added" % (alias,) return 0 +def create_alias(options): + # mkdir+add_alias + nodedir = options['node-directory'] + alias = options.alias + stdout = options.stdout + stderr = options.stderr + aliasfile = os.path.join(nodedir, "private", "aliases") + assert ":" not in alias + assert " " not in alias + + nodeurl = options['node-url'] + if not nodeurl.endswith("/"): + nodeurl += "/" + url = nodeurl + "uri?t=mkdir" + resp = do_http("POST", url) + rc = check_http_error(resp, stderr) + if rc: + return rc + new_uri = resp.read().strip() + + # probably check for others.. + f = open(aliasfile, "a") + f.write("%s: %s\n" % (alias, new_uri)) + f.close() + print >>stdout, "Alias '%s' created" % (alias,) + return 0 + def list_aliases(options): nodedir = options['node-directory'] stdout = options.stdout diff --git a/src/allmydata/test/test_cli.py b/src/allmydata/test/test_cli.py index 431c3489..15b230c8 100644 --- a/src/allmydata/test/test_cli.py +++ b/src/allmydata/test/test_cli.py @@ -1,4 +1,5 @@ +import os.path from twisted.trial import unittest from cStringIO import StringIO import urllib @@ -9,7 +10,7 @@ from allmydata import uri # at least import the CLI scripts, even if we don't have any real tests for # them yet. from allmydata.scripts import tahoe_ls, tahoe_get, tahoe_put, tahoe_rm -from allmydata.scripts.common import DEFAULT_ALIAS +from allmydata.scripts.common import DEFAULT_ALIAS, get_aliases _hush_pyflakes = [tahoe_ls, tahoe_get, tahoe_put, tahoe_rm] from allmydata.scripts import cli, debug, runner @@ -216,6 +217,35 @@ class CLI(unittest.TestCase): self.failUnless("storage index: nt4fwemuw7flestsezvo2eveke" in output, output) self.failUnless("fingerprint: 737p57x6737p57x6737p57x6737p57x6737p57x6737p57x6737a" in output, output) +class CreateAlias(SystemTestMixin, unittest.TestCase): + + def do_cli(self, verb, *args, **kwargs): + nodeargs = [ + "--node-directory", self.getdir("client0"), + ] + argv = [verb] + nodeargs + list(args) + stdin = kwargs.get("stdin", "") + stdout, stderr = StringIO(), StringIO() + d = threads.deferToThread(runner.runner, argv, run_by_human=False, + stdin=StringIO(stdin), + stdout=stdout, stderr=stderr) + def _done(res): + return stdout.getvalue(), stderr.getvalue() + d.addCallback(_done) + return d + + def test_create(self): + self.basedir = os.path.dirname(self.mktemp()) + d = self.set_up_nodes() + d.addCallback(lambda res: self.do_cli("create-alias", "tahoe")) + def _done((stdout,stderr)): + self.failUnless("Alias 'tahoe' created" in stdout) + self.failIf(stderr) + aliases = get_aliases(self.getdir("client0")) + self.failUnless("tahoe" in aliases) + self.failUnless(aliases["tahoe"].startswith("URI:DIR2:")) + d.addCallback(_done) + return d class Put(SystemTestMixin, unittest.TestCase):