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#!/usr/bin/env rspec
require 'spec_helper'
describe Puppet::Util::SUIDManager do
let :user do
Puppet::Type.type(:user).new(:name => 'name', :uid => 42, :gid => 42)
end
let :xids do
Hash.new {|h,k| 0}
end
before :each do
Puppet::Util::SUIDManager.stubs(:convert_xid).returns(42)
Puppet::Util::SUIDManager.stubs(:initgroups)
[:euid, :egid, :uid, :gid, :groups].each do |id|
Process.stubs("#{id}=").with {|value| xids[id] = value}
end
end
describe "#uid" do
it "should allow setting euid/egid" do
Puppet::Util::SUIDManager.egid = user[:gid]
Puppet::Util::SUIDManager.euid = user[:uid]
xids[:egid].should == user[:gid]
xids[:euid].should == user[:uid]
end
end
describe "#asuser" do
it "should set euid/egid when root" do
Process.stubs(:uid).returns(0)
Puppet.features.stubs(:microsoft_windows?).returns(false)
Process.stubs(:egid).returns(51)
Process.stubs(:euid).returns(50)
Puppet::Util::SUIDManager.stubs(:convert_xid).with(:gid, 51).returns(51)
Puppet::Util::SUIDManager.stubs(:convert_xid).with(:uid, 50).returns(50)
yielded = false
Puppet::Util::SUIDManager.asuser(user[:uid], user[:gid]) do
xids[:egid].should == user[:gid]
xids[:euid].should == user[:uid]
yielded = true
end
xids[:egid].should == 51
xids[:euid].should == 50
# It's possible asuser could simply not yield, so the assertions in the
# block wouldn't fail. So verify those actually got checked.
yielded.should be_true
end
it "should not get or set euid/egid when not root" do
Process.stubs(:uid).returns(1)
Process.stubs(:egid).returns(51)
Process.stubs(:euid).returns(50)
Puppet::Util::SUIDManager.asuser(user[:uid], user[:gid]) {}
xids.should be_empty
end
end
describe "#change_group" do
describe "when changing permanently" do
it "should try to change_privilege if it is supported" do
Process::GID.expects(:change_privilege).with do |gid|
Process.gid = gid
Process.egid = gid
end
Puppet::Util::SUIDManager.change_group(42, true)
xids[:egid].should == 42
xids[:gid].should == 42
end
it "should change both egid and gid if change_privilege isn't supported" do
Process::GID.stubs(:change_privilege).raises(NotImplementedError)
Puppet::Util::SUIDManager.change_group(42, true)
xids[:egid].should == 42
xids[:gid].should == 42
end
end
describe "when changing temporarily" do
it "should change only egid" do
Puppet::Util::SUIDManager.change_group(42, false)
xids[:egid].should == 42
xids[:gid].should == 0
end
end
end
describe "#change_user" do
describe "when changing permanently" do
it "should try to change_privilege if it is supported" do
Process::UID.expects(:change_privilege).with do |uid|
Process.uid = uid
Process.euid = uid
end
Puppet::Util::SUIDManager.change_user(42, true)
xids[:euid].should == 42
xids[:uid].should == 42
end
it "should change euid and uid and groups if change_privilege isn't supported" do
Process::UID.stubs(:change_privilege).raises(NotImplementedError)
Puppet::Util::SUIDManager.expects(:initgroups).with(42)
Puppet::Util::SUIDManager.change_user(42, true)
xids[:euid].should == 42
xids[:uid].should == 42
end
end
describe "when changing temporarily" do
it "should change only euid and groups" do
Puppet::Util::SUIDManager.change_user(42, false)
xids[:euid].should == 42
xids[:uid].should == 0
end
it "should set euid before groups if changing to root" do
Process.stubs(:euid).returns 50
when_not_root = sequence 'when_not_root'
Process.expects(:euid=).in_sequence(when_not_root)
Puppet::Util::SUIDManager.expects(:initgroups).in_sequence(when_not_root)
Puppet::Util::SUIDManager.change_user(0, false)
end
it "should set groups before euid if changing from root" do
Process.stubs(:euid).returns 0
when_root = sequence 'when_root'
Puppet::Util::SUIDManager.expects(:initgroups).in_sequence(when_root)
Process.expects(:euid=).in_sequence(when_root)
Puppet::Util::SUIDManager.change_user(50, false)
end
end
end
describe "when running commands" do
before :each do
# We want to make sure $CHILD_STATUS is set
Kernel.system '' if $CHILD_STATUS.nil?
end
describe "with #system" do
it "should set euid/egid when root" do
Process.stubs(:uid).returns(0)
Puppet.features.stubs(:microsoft_windows?).returns(false)
Process.stubs(:egid).returns(51)
Process.stubs(:euid).returns(50)
Puppet::Util::SUIDManager.stubs(:convert_xid).with(:gid, 51).returns(51)
Puppet::Util::SUIDManager.stubs(:convert_xid).with(:uid, 50).returns(50)
Puppet::Util::SUIDManager.expects(:change_group).with(user[:uid])
Puppet::Util::SUIDManager.expects(:change_user).with(user[:uid])
Puppet::Util::SUIDManager.expects(:change_group).with(51)
Puppet::Util::SUIDManager.expects(:change_user).with(50)
Kernel.expects(:system).with('blah')
Puppet::Util::SUIDManager.system('blah', user[:uid], user[:gid])
end
it "should not get or set euid/egid when not root" do
Process.stubs(:uid).returns(1)
Kernel.expects(:system).with('blah')
Puppet::Util::SUIDManager.system('blah', user[:uid], user[:gid])
xids.should be_empty
end
end
describe "with #run_and_capture" do
it "should capture the output and return process status" do
Puppet::Util.
expects(:execute).
with('yay', :combine => true, :failonfail => false, :uid => user[:uid], :gid => user[:gid]).
returns('output')
output = Puppet::Util::SUIDManager.run_and_capture 'yay', user[:uid], user[:gid]
output.first.should == 'output'
output.last.should be_a(Process::Status)
end
end
end
end
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