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authorSeth Chisamore <schisamo@opscode.com>2012-10-30 10:39:35 -0400
committerSeth Chisamore <schisamo@opscode.com>2012-10-30 10:39:35 -0400
commit24dc69a9a97e82a6e4207de68d6dcc664178249b (patch)
tree19bb289c9f88b4bbab066bc56b95d6d222fd5c35 /lib/chef/win32/process.rb
parent9348c1c9c80ee757354d624b7dc1b78ebc7605c4 (diff)
downloadchef-24dc69a9a97e82a6e4207de68d6dcc664178249b.tar.gz
[OC-3564] move core Chef to the repo root \o/ \m/
The opscode/chef repository now only contains the core Chef library code used by chef-client, knife and chef-solo!
Diffstat (limited to 'lib/chef/win32/process.rb')
-rw-r--r--lib/chef/win32/process.rb84
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/chef/win32/process.rb b/lib/chef/win32/process.rb
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+++ b/lib/chef/win32/process.rb
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+#
+# Author:: John Keiser (<jkeiser@opscode.com>)
+# Copyright:: Copyright 2011 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require 'chef/win32/api/process'
+require 'chef/win32/api/psapi'
+require 'chef/win32/error'
+require 'chef/win32/handle'
+require 'ffi'
+
+class Chef
+ module ReservedNames::Win32
+ class Process
+ include Chef::ReservedNames::Win32::API::Process
+ extend Chef::ReservedNames::Win32::API::Process
+ include Chef::ReservedNames::Win32::API::PSAPI
+ extend Chef::ReservedNames::Win32::API::PSAPI
+
+ def initialize(handle)
+ @handle = handle
+ end
+
+ attr_reader :handle
+
+ def id
+ Process.get_process_id(handle)
+ end
+
+ def handle_count
+ Process.get_process_handle_count(handle)
+ end
+
+ def memory_info
+ Process.get_process_memory_info(handle)
+ end
+
+ def self.get_current_process
+ Process.new(Handle.new(GetCurrentProcess()))
+ end
+
+ def self.get_process_handle_count(handle)
+ handle_count = FFI::MemoryPointer.new :uint32
+ unless GetProcessHandleCount(handle.handle, handle_count)
+ Chef::ReservedNames::Win32::Error.raise!
+ end
+ handle_count.read_uint32
+ end
+
+ def self.get_process_id(handle)
+ # Must have PROCESS_QUERY_INFORMATION or PROCESS_QUERY_LIMITED_INFORMATION rights
+ result = GetProcessId(handle.handle)
+ if result == 0
+ Chef::ReservedNames::Win32::Error.raise!
+ end
+ result
+ end
+
+ # Must have PROCESS_QUERY_INFORMATION or PROCESS_QUERY_LIMITED_INFORMATION rights,
+ # AND the PROCESS_VM_READ right
+ def self.get_process_memory_info(handle)
+ memory_info = PROCESS_MEMORY_COUNTERS.new
+ unless GetProcessMemoryInfo(handle.handle, memory_info, memory_info.size)
+ Chef::ReservedNames::Win32::Error.raise!
+ end
+ memory_info
+ end
+
+ end
+ end
+end