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Merge pull request #10529 from chrisroberts/e-rsync-chown 

Add support for using the `--chown` flag with rsync when available.
This commit is contained in:
Chris Roberts 2019-01-03 15:18:14 -08:00 committed by GitHub
parent 74e5e31967 cb3b8bd732
commit c7522b9114
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GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 334 additions and 39 deletions
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7
plugins/synced_folders/rsync/command/rsync.rb
View File

@ -15,6 +15,7 @@ module VagrantPlugins
end
def execute
options = {}
opts = OptionParser.new do |o|
o.banner = "Usage: vagrant rsync [vm-name]"
o.separator ""
@ -23,6 +24,9 @@ module VagrantPlugins
o.separator ""
o.separator "Options:"
o.separator ""
o.on("--[no-]rsync-chown", "Use rsync to modify ownership") do |chown|
options[:rsync_chown] = chown
end
end
# Parse the options and return if we don't have any target.
@ -59,6 +63,9 @@ module VagrantPlugins
# Sync them!
folders.each do |id, folder_opts|
if options.has_key?(:rsync_chown)
folder_opts = folder_opts.merge(rsync_ownership: options[:rsync_chown])
end
RsyncHelper.rsync_single(machine, ssh_info, folder_opts)
end
end

12
plugins/synced_folders/rsync/command/rsync_auto.rb
View File

@ -8,11 +8,6 @@ require "vagrant/util/platform"
require_relative "../helper"
# This is to avoid a bug in nio 1.0.0. Remove around nio 1.0.1
if Vagrant::Util::Platform.windows?
ENV["NIO4R_PURE"] = "1"
end
require "listen"
module VagrantPlugins
@ -38,6 +33,10 @@ module VagrantPlugins
o.on("--[no-]poll", "Force polling filesystem (slow)") do |poll|
options[:poll] = poll
end
o.on("--[no-]rsync-chown", "Use rsync to modify ownership") do |chown|
options[:rsync_chown] = chown
end
end
# Parse the options and return if we don't have any target.
@ -88,6 +87,9 @@ module VagrantPlugins
machine.ui.info(I18n.t("vagrant.rsync_auto_remove_folder",
folder: folder_opts[:hostpath]))
else
if options.has_key?(:rsync_chown)
folder_opts = folder_opts.merge(rsync_ownership: options[:rsync_chown])
end
sync_folders[id] = folder_opts
end
end

71
plugins/synced_folders/rsync/helper.rb
View File

@ -10,6 +10,9 @@ module VagrantPlugins
# This is a helper that abstracts out the functionality of rsyncing
# folders so that it can be called from anywhere.
class RsyncHelper
# rsync version requirement to support chown argument
RSYNC_CHOWN_REQUIREMENT = Gem::Requirement.new(">= 3.1.0").freeze
# This converts an rsync exclude pattern to a regular expression
# we can send to Listen.
def self.exclude_to_regexp(path, exclude)
@ -24,7 +27,7 @@ module VagrantPlugins
regexp = "^#{Regexp.escape(path)}"
regexp += ".*" if !start_anchor
# This is REALLY ghetto, but its a start. We can improve and
# This is not an ideal solution, but it's a start. We can improve and
# keep unit tests passing in the future.
exclude = exclude.gsub("**", "|||GLOBAL|||")
exclude = exclude.gsub("*", "|||PATH|||")
@ -140,11 +143,18 @@ module VagrantPlugins
args << "--no-perms" if args.include?("--archive") || args.include?("-a")
end
# Disable rsync's owner/group preservation (implied by --archive) unless
# specifically requested, since we adjust owner/group to match shared
# folder setting ourselves.
args << "--no-owner" unless args.include?("--owner") || args.include?("-o")
args << "--no-group" unless args.include?("--group") || args.include?("-g")
if opts[:rsync_ownership] && rsync_chown_support?(machine)
# Allow rsync to map ownership
args << "--chown=#{opts[:owner]}:#{opts[:group]}"
# Notify rsync post capability not to chown
opts[:chown] = false
else
# Disable rsync's owner/group preservation (implied by --archive) unless
# specifically requested, since we adjust owner/group to match shared
# folder setting ourselves.
args << "--no-owner" unless args.include?("--owner") || args.include?("-o")
args << "--no-group" unless args.include?("--group") || args.include?("-g")
end
# Tell local rsync how to invoke remote rsync with sudo
rsync_path = opts[:rsync_path]
@ -223,6 +233,55 @@ module VagrantPlugins
end
end
end
# Check if rsync versions support using chown option
#
# @param [Vagrant::Machine] machine The remote machine
# @return [Boolean]
def self.rsync_chown_support?(machine)
if !RSYNC_CHOWN_REQUIREMENT.satisfied_by?(Gem::Version.new(local_rsync_version))
return false
end
mrv = machine_rsync_version(machine)
if mrv && !RSYNC_CHOWN_REQUIREMENT.satisfied_by?(Gem::Version.new(mrv))
return false
end
true
end
# @return [String, nil] version of remote rsync
def self.machine_rsync_version(machine)
if machine.guest.capability?(:rsync_command)
rsync_path = machine.guest.capability(:rsync_command)
else
rsync_path = "rsync"
end
output = ""
machine.communicate.execute(rsync_path + " --version") { |_, data| output << data }
vmatch = output.match(/version\s+(?<version>[\d.]+)\s/)
if vmatch
vmatch[:version]
end
end
# @return [String, nil] version of local rsync
def self.local_rsync_version
if !@_rsync_version
r = Vagrant::Util::Subprocess.execute("rsync", "--version")
vmatch = r.stdout.to_s.match(/version\s+(?<version>[\d.]+)\s/)
if vmatch
@_rsync_version = vmatch[:version]
end
end
@_rsync_version
end
# @private
# Reset the cached values for helper. This is not considered a public
# API and should only be used for testing.
def self.reset!
instance_variables.each(&method(:remove_instance_variable))
end
end
end
end

64
test/unit/plugins/synced_folders/rsync/command/rsync_auto_test.rb
View File

@ -15,17 +15,17 @@ describe VagrantPlugins::SyncedFolderRSync::Command::RsyncAuto do
let(:synced_folders_empty) { {} }
let(:synced_folders_dupe) { {"1234":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox"},
"5678":
{type: "rsync",
exclude: false,
hostpath: "/Not/The/Same/Path"},
"0912":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/relative-dir"}}}
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox"},
"5678":
{type: "rsync",
exclude: false,
hostpath: "/Not/The/Same/Path"},
"0912":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/relative-dir"}}}
let(:helper_class) { VagrantPlugins::SyncedFolderRSync::RsyncHelper }
@ -65,23 +65,20 @@ describe VagrantPlugins::SyncedFolderRSync::Command::RsyncAuto do
# For reference:
# https://github.com/hashicorp/vagrant/blob/9c1b014536e61b332cfaa00774a87a240cce8ed9/lib/vagrant/action/builtin/synced_folders.rb#L45-L46
let(:config_synced_folders) { {"/vagrant":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox"},
"/vagrant/other-dir":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox/other-dir"},
"/vagrant/relative-dir":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/relative-dir"}}}
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox"},
"/vagrant/other-dir":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/vagrant-sandbox/other-dir"},
"/vagrant/relative-dir":
{type: "rsync",
exclude: false,
hostpath: "/Users/brian/code/relative-dir"}}}
before do
allow(subject).to receive(:with_target_vms) { |&block| block.call machine }
end
it "does not sync folders outside of the cwd" do
allow(subject).to receive(:with_target_vms) { |&block| block.call machine }
allow(machine.ui).to receive(:info)
allow(machine.state).to receive(:id).and_return(:created)
allow(machine.env).to receive(:cwd).
@ -95,8 +92,9 @@ describe VagrantPlugins::SyncedFolderRSync::Command::RsyncAuto do
allow(helper_class).to receive(:rsync_single).and_return(true)
allow(Vagrant::Util::Busy).to receive(:busy).and_return(true)
allow(Listen).to receive(:to).and_return(true)
end
it "does not sync folders outside of the cwd" do
expect(machine.ui).to receive(:info).
with("Not syncing /Not/The/Same/Path as it is not part of the current working directory.")
expect(machine.ui).to receive(:info).
@ -105,7 +103,17 @@ describe VagrantPlugins::SyncedFolderRSync::Command::RsyncAuto do
with("Watching: /Users/brian/code/relative-dir")
expect(helper_class).to receive(:rsync_single)
subject.execute()
subject.execute
end
context "with --rsync-chown option" do
let(:argv) { ["--rsync-chown"] }
it "should enable rsync_ownership on folder options" do
expect(helper_class).to receive(:rsync_single).
with(anything, anything, hash_including(rsync_ownership: true))
subject.execute
end
end
end

14
test/unit/plugins/synced_folders/rsync/command/rsync_test.rb
View File

@ -67,6 +67,20 @@ describe VagrantPlugins::SyncedFolderRSync::Command::Rsync do
expect(subject.execute).to eql(0)
end
context "with --rsync-chown option" do
let(:argv) { ["--rsync-chown"] }
it "should enable rsync_ownership on folder options" do
synced_folders[:rsync].each do |_, opts|
expect(helper_class).to receive(:rsync_single).
with(machine, ssh_info, hash_including(rsync_ownership: true)).
ordered
end
subject.execute
end
end
end
end
end

191
test/unit/plugins/synced_folders/rsync/helper_test.rb
View File

@ -169,6 +169,60 @@ describe VagrantPlugins::SyncedFolderRSync::RsyncHelper do
end
end
context "with rsync_ownership option" do
let(:rsync_local_version) { "3.1.1" }
let(:rsync_remote_version) { "3.1.1" }
let(:rsync_result) { Vagrant::Util::Subprocess::Result.new(0, "", "") }
before do
expect(Vagrant::Util::Subprocess).to receive(:execute).
with("rsync", "--version").and_return(Vagrant::Util::Subprocess::Result.new(0, " version #{rsync_local_version} ", ""))
allow(machine.communicate).to receive(:execute).with(/--version/).and_yield(:stdout, " version #{rsync_remote_version} ")
allow(Vagrant::Util::Subprocess).to receive(:execute).with("rsync", any_args).and_return(rsync_result)
opts[:rsync_ownership] = true
end
after { subject.reset! }
it "should use the rsync --chown flag" do
expect(Vagrant::Util::Subprocess).to receive(:execute) { |*args|
expect(args.detect{|a| a.include?("--chown")}).to be_truthy
rsync_result
}
subject.rsync_single(machine, ssh_info, opts)
end
it "should set the chown option to false" do
expect(opts.has_key?(:chown)).to eq(false)
subject.rsync_single(machine, ssh_info, opts)
expect(opts[:chown]).to eq(false)
end
context "when local rsync version does not support --chown" do
let(:rsync_local_version) { "2.0" }
it "should not use the --chown flag" do
expect(Vagrant::Util::Subprocess).to receive(:execute) { |*args|
expect(args.detect{|a| a.include?("--chown")}).to be_falsey
rsync_result
}
subject.rsync_single(machine, ssh_info, opts)
end
end
context "when remote rsync version does not support --chown" do
let(:rsync_remote_version) { "2.0" }
it "should not use the --chown flag" do
expect(Vagrant::Util::Subprocess).to receive(:execute) { |*args|
expect(args.detect{|a| a.include?("--chown")}).to be_falsey
rsync_result
}
subject.rsync_single(machine, ssh_info, opts)
end
end
end
context "excluding files" do
it "excludes files if given as a string" do
opts[:exclude] = "foo"
@ -345,4 +399,141 @@ describe VagrantPlugins::SyncedFolderRSync::RsyncHelper do
subject.rsync_single(machine, ssh_info, opts)
end
end
describe ".rsync_chown_support?" do
let(:local_version) { "3.1.1" }
let(:remote_version) { "3.1.1" }
before do
allow(subject).to receive(:local_rsync_version).and_return(local_version)
allow(subject).to receive(:machine_rsync_version).and_return(remote_version)
end
it "should return when local and remote versions support chown" do
expect(subject.rsync_chown_support?(machine)).to be_truthy
end
context "when local version does not support chown" do
let(:local_version) { "2.0" }
it "should return false" do
expect(subject.rsync_chown_support?(machine)).to be_falsey
end
end
context "when remote version does not support chown" do
let(:remote_version) { "2.0" }
it "should return false" do
expect(subject.rsync_chown_support?(machine)).to be_falsey
end
end
context "when both local and remote versions do not support chown" do
let(:local_version) { "2.0" }
let(:remote_version) { "2.0" }
it "should return false" do
expect(subject.rsync_chown_support?(machine)).to be_falsey
end
end
end
describe ".machine_rsync_version" do
let(:version_output) {
<<-EOV
rsync version 3.1.3 protocol version 31
Copyright (C) 1996-2018 by Andrew Tridgell, Wayne Davison, and others.
Web site: http://rsync.samba.org/
Capabilities:
64-bit files, 64-bit inums, 64-bit timestamps, 64-bit long ints,
socketpairs, hardlinks, symlinks, IPv6, batchfiles, inplace,
append, ACLs, xattrs, iconv, symtimes, prealloc
rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you
are welcome to redistribute it under certain conditions. See the GNU
General Public Licence for details.
EOV
}
before do
allow(machine.communicate).to receive(:execute).with(/--version/).
and_yield(:stdout, version_output)
allow(guest).to receive(:capability?).and_return(false)
end
it "should extract the version string" do
expect(subject.machine_rsync_version(machine)).to eq("3.1.3")
end
context "when version output is an unknown format" do
let(:version_output) { "unknown" }
it "should return nil value" do
expect(subject.machine_rsync_version(machine)).to be_nil
end
end
context "with guest rsync_command capability" do
let(:rsync_path) { "custom_rsync" }
before do
allow(guest).to receive(:capability?).with(:rsync_command).
and_return(true)
allow(guest).to receive(:capability).with(:rsync_command).
and_return(rsync_path)
end
it "should use custom rsync_path" do
expect(machine.communicate).to receive(:execute).
with("#{rsync_path} --version").and_yield(:stdout, version_output)
subject.machine_rsync_version(machine)
end
end
end
describe ".local_rsync_version" do
let(:version_output) {
<<-EOV
rsync version 3.1.3 protocol version 31
Copyright (C) 1996-2018 by Andrew Tridgell, Wayne Davison, and others.
Web site: http://rsync.samba.org/
Capabilities:
64-bit files, 64-bit inums, 64-bit timestamps, 64-bit long ints,
socketpairs, hardlinks, symlinks, IPv6, batchfiles, inplace,
append, ACLs, xattrs, iconv, symtimes, prealloc
rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you
are welcome to redistribute it under certain conditions. See the GNU
General Public Licence for details.
EOV
}
let(:result) { Vagrant::Util::Subprocess::Result.new(0, version_output, "") }
before do
allow(Vagrant::Util::Subprocess).to receive(:execute).with("rsync", "--version").
and_return(result)
end
after { subject.reset! }
it "should extract the version string" do
expect(subject.local_rsync_version).to eq("3.1.3")
end
it "should cache the version lookup" do
expect(Vagrant::Util::Subprocess).to receive(:execute).with("rsync", "--version").
and_return(result).once
expect(subject.local_rsync_version).to eq("3.1.3")
expect(subject.local_rsync_version).to eq("3.1.3")
end
context "when version output is an unknown format" do
let(:version_output) { "unknown" }
it "should return nil value" do
expect(subject.local_rsync_version).to be_nil
end
end
end
end

4
website/source/docs/cli/rsync-auto.html.md
View File

@ -22,6 +22,10 @@ for filesystem changes, and does not simply poll the directory.
## Options
* `--[no-]rsync-chown` - Use rsync to modify ownership of transferred files. Enabling
this option can result in faster completion due to a secondary process not being
required to update ownership. By default this is disabled.
* `--[no-]poll` - Force Vagrant to watch for changes using filesystem
polling instead of filesystem events. This is required for some filesystems
that do not support events. Warning: enabling this will make `rsync-auto`

6
website/source/docs/cli/rsync.html.md
View File

@ -16,3 +16,9 @@ This command forces a re-sync of any
Note that if you change any settings within the rsync synced folders such
as exclude paths, you will need to `vagrant reload` before this command will
pick up those changes.
## Options
* `--[no-]rsync-chown` - Use rsync to modify ownership of transferred files. Enabling
this option can result in faster completion due to a secondary process not being
required to update ownership. By default this is disabled.

4
website/source/docs/synced-folders/rsync.html.md
View File

@ -69,6 +69,10 @@ The rsync synced folder type accepts the following options:
pattern. By default, the ".vagrant/" directory is excluded. We recommend
excluding revision control directories such as ".git/" as well.
* `rsync__rsync_ownership` (boolean) - If true, and rsync executables in use
are >= 3.1.0, then rsync will be used to set the owner and group instead
of a separate call to modify ownership. By default, this is false.
* `rsync__rsync_path` (string) - The path on the remote host where rsync
is and how it is executed. This is platform specific but defaults to
"sudo rsync" for many guests.