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authorAdam Jacob <adam@hjksolutions.com>2008-12-02 02:09:19 -0800
committerAdam Jacob <adam@hjksolutions.com>2008-12-02 02:09:19 -0800
commit69a778d4db0752d111927c560923fda6fbc6c7d7 (patch)
treebcb424bd3a4e756a68b9a0bf7089af17ac4eef25
parent3a9543f8dbff45b2a393d44ef1c72ede0a26d6af (diff)
downloadohai-69a778d4db0752d111927c560923fda6fbc6c7d7.tar.gz
Ohai lives - first meaningful commit
-rw-r--r--.gitignore2
-rw-r--r--LICENSE875
-rw-r--r--PostInstall.txt7
-rw-r--r--README.rdoc26
-rwxr-xr-xbin/ohai27
-rw-r--r--features/development.feature13
-rw-r--r--features/ohai.feature21
-rw-r--r--features/steps/common.rb174
-rw-r--r--features/steps/env.rb6
-rw-r--r--lib/ohai.rb24
-rw-r--r--lib/ohai/config.rb121
-rw-r--r--lib/ohai/exception.rb26
-rw-r--r--lib/ohai/log.rb92
-rw-r--r--lib/ohai/log/formatter.rb60
-rw-r--r--lib/ohai/mixin/command.rb198
-rw-r--r--lib/ohai/mixin/from_file.rb39
-rw-r--r--lib/ohai/plugins/architecture.rb41
-rw-r--r--lib/ohai/plugins/kernel.rb23
-rw-r--r--lib/ohai/plugins/lsb.rb41
-rw-r--r--lib/ohai/plugins/os.rb65
-rw-r--r--lib/ohai/system.rb135
-rw-r--r--spec/ohai/log/log_formatter_spec.rb50
-rw-r--r--spec/ohai/log_spec.rb66
-rw-r--r--spec/ohai/mixin/from_file_spec.rb56
-rw-r--r--spec/ohai/system_spec.rb128
-rw-r--r--spec/ohai_spec.rb29
26 files changed, 2119 insertions, 226 deletions
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diff --git a/LICENSE b/LICENSE
index 11069edd..94a9ed02 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,201 +1,674 @@
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+add to a covered work, you may (if authorized by the copyright holders of
+that material) supplement the terms of this License with terms:
+
+ a) Disclaiming warranty or limiting liability differently from the
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+
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+
+ c) Prohibiting misrepresentation of the origin of that material, or
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+ material by anyone who conveys the material (or modified versions of
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+ those licensors and authors.
+
+ All other non-permissive additional terms are considered "further
+restrictions" within the meaning of section 10. If the Program as you
+received it, or any part of it, contains a notice stating that it is
+governed by this License along with a term that is a further
+restriction, you may remove that term. If a license document contains
+a further restriction but permits relicensing or conveying under this
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+
+ If you add terms to a covered work in accord with this section, you
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+additional terms that apply to those files, or a notice indicating
+where to find the applicable terms.
+
+ Additional terms, permissive or non-permissive, may be stated in the
+form of a separately written license, or stated as exceptions;
+the above requirements apply either way.
+
+ 8. Termination.
+
+ You may not propagate or modify a covered work except as expressly
+provided under this License. Any attempt otherwise to propagate or
+modify it is void, and will automatically terminate your rights under
+this License (including any patent licenses granted under the third
+paragraph of section 11).
+
+ However, if you cease all violation of this License, then your
+license from a particular copyright holder is reinstated (a)
+provisionally, unless and until the copyright holder explicitly and
+finally terminates your license, and (b) permanently, if the copyright
+holder fails to notify you of the violation by some reasonable means
+prior to 60 days after the cessation.
+
+ Moreover, your license from a particular copyright holder is
+reinstated permanently if the copyright holder notifies you of the
+violation by some reasonable means, this is the first time you have
+received notice of violation of this License (for any work) from that
+copyright holder, and you cure the violation prior to 30 days after
+your receipt of the notice.
+
+ Termination of your rights under this section does not terminate the
+licenses of parties who have received copies or rights from you under
+this License. If your rights have been terminated and not permanently
+reinstated, you do not qualify to receive new licenses for the same
+material under section 10.
+
+ 9. Acceptance Not Required for Having Copies.
+
+ You are not required to accept this License in order to receive or
+run a copy of the Program. Ancillary propagation of a covered work
+occurring solely as a consequence of using peer-to-peer transmission
+to receive a copy likewise does not require acceptance. However,
+nothing other than this License grants you permission to propagate or
+modify any covered work. These actions infringe copyright if you do
+not accept this License. Therefore, by modifying or propagating a
+covered work, you indicate your acceptance of this License to do so.
+
+ 10. Automatic Licensing of Downstream Recipients.
+
+ Each time you convey a covered work, the recipient automatically
+receives a license from the original licensors, to run, modify and
+propagate that work, subject to this License. You are not responsible
+for enforcing compliance by third parties with this License.
+
+ An "entity transaction" is a transaction transferring control of an
+organization, or substantially all assets of one, or subdividing an
+organization, or merging organizations. If propagation of a covered
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+Corresponding Source of the work from the predecessor in interest, if
+the predecessor has it or can get it with reasonable efforts.
+
+ You may not impose any further restrictions on the exercise of the
+rights granted or affirmed under this License. For example, you may
+not impose a license fee, royalty, or other charge for exercise of
+rights granted under this License, and you may not initiate litigation
+(including a cross-claim or counterclaim in a lawsuit) alleging that
+any patent claim is infringed by making, using, selling, offering for
+sale, or importing the Program or any portion of it.
+
+ 11. Patents.
+
+ A "contributor" is a copyright holder who authorizes use under this
+License of the Program or a work on which the Program is based. The
+work thus licensed is called the contributor's "contributor version".
+
+ A contributor's "essential patent claims" are all patent claims
+owned or controlled by the contributor, whether already acquired or
+hereafter acquired, that would be infringed by some manner, permitted
+by this License, of making, using, or selling its contributor version,
+but do not include claims that would be infringed only as a
+consequence of further modification of the contributor version. For
+purposes of this definition, "control" includes the right to grant
+patent sublicenses in a manner consistent with the requirements of
+this License.
+
+ Each contributor grants you a non-exclusive, worldwide, royalty-free
+patent license under the contributor's essential patent claims, to
+make, use, sell, offer for sale, import and otherwise run, modify and
+propagate the contents of its contributor version.
+
+ In the following three paragraphs, a "patent license" is any express
+agreement or commitment, however denominated, not to enforce a patent
+(such as an express permission to practice a patent or covenant not to
+sue for patent infringement). To "grant" such a patent license to a
+party means to make such an agreement or commitment not to enforce a
+patent against the party.
+
+ If you convey a covered work, knowingly relying on a patent license,
+and the Corresponding Source of the work is not available for anyone
+to copy, free of charge and under the terms of this License, through a
+publicly available network server or other readily accessible means,
+then you must either (1) cause the Corresponding Source to be so
+available, or (2) arrange to deprive yourself of the benefit of the
+patent license for this particular work, or (3) arrange, in a manner
+consistent with the requirements of this License, to extend the patent
+license to downstream recipients. "Knowingly relying" means you have
+actual knowledge that, but for the patent license, your conveying the
+covered work in a country, or your recipient's use of the covered work
+in a country, would infringe one or more identifiable patents in that
+country that you have reason to believe are valid.
+
+ If, pursuant to or in connection with a single transaction or
+arrangement, you convey, or propagate by procuring conveyance of, a
+covered work, and grant a patent license to some of the parties
+receiving the covered work authorizing them to use, propagate, modify
+or convey a specific copy of the covered work, then the patent license
+you grant is automatically extended to all recipients of the covered
+work and works based on it.
+
+ A patent license is "discriminatory" if it does not include within
+the scope of its coverage, prohibits the exercise of, or is
+conditioned on the non-exercise of one or more of the rights that are
+specifically granted under this License. You may not convey a covered
+work if you are a party to an arrangement with a third party that is
+in the business of distributing software, under which you make payment
+to the third party based on the extent of your activity of conveying
+the work, and under which the third party grants, to any of the
+parties who would receive the covered work from you, a discriminatory
+patent license (a) in connection with copies of the covered work
+conveyed by you (or copies made from those copies), or (b) primarily
+for and in connection with specific products or compilations that
+contain the covered work, unless you entered into that arrangement,
+or that patent license was granted, prior to 28 March 2007.
+
+ Nothing in this License shall be construed as excluding or limiting
+any implied license or other defenses to infringement that may
+otherwise be available to you under applicable patent law.
+
+ 12. No Surrender of Others' Freedom.
+
+ If conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License. If you cannot convey a
+covered work so as to satisfy simultaneously your obligations under this
+License and any other pertinent obligations, then as a consequence you may
+not convey it at all. For example, if you agree to terms that obligate you
+to collect a royalty for further conveying from those to whom you convey
+the Program, the only way you could satisfy both those terms and this
+License would be to refrain entirely from conveying the Program.
+
+ 13. Use with the GNU Affero General Public License.
+
+ Notwithstanding any other provision of this License, you have
+permission to link or combine any covered work with a work licensed
+under version 3 of the GNU Affero General Public License into a single
+combined work, and to convey the resulting work. The terms of this
+License will continue to apply to the part which is the covered work,
+but the special requirements of the GNU Affero General Public License,
+section 13, concerning interaction through a network will apply to the
+combination as such.
+
+ 14. Revised Versions of this License.
+
+ The Free Software Foundation may publish revised and/or new versions of
+the GNU General Public License from time to time. Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.
+
+ Each version is given a distinguishing version number. If the
+Program specifies that a certain numbered version of the GNU General
+Public License "or any later version" applies to it, you have the
+option of following the terms and conditions either of that numbered
+version or of any later version published by the Free Software
+Foundation. If the Program does not specify a version number of the
+GNU General Public License, you may choose any version ever published
+by the Free Software Foundation.
+
+ If the Program specifies that a proxy can decide which future
+versions of the GNU General Public License can be used, that proxy's
+public statement of acceptance of a version permanently authorizes you
+to choose that version for the Program.
+
+ Later license versions may give you additional or different
+permissions. However, no additional obligations are imposed on any
+author or copyright holder as a result of your choosing to follow a
+later version.
+
+ 15. Disclaimer of Warranty.
+
+ THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
+APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
+HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
+OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
+IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
+ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
+
+ 16. Limitation of Liability.
+
+ IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
+THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
+GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
+USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
+DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
+PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
+EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGES.
+
+ 17. Interpretation of Sections 15 and 16.
+
+ If the disclaimer of warranty and limitation of liability provided
+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.
+
+ END OF TERMS AND CONDITIONS
+
+ How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+ <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) <year> <name of author>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+Also add information on how to contact you by electronic and paper mail.
+
+ If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:
+
+ <program> Copyright (C) <year> <name of author>
+ This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, your program's commands
+might be different; for a GUI interface, you would use an "about box".
+
+ You should also get your employer (if you work as a programmer) or school,
+if any, to sign a "copyright disclaimer" for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+<http://www.gnu.org/licenses/>.
+
+ The GNU General Public License does not permit incorporating your program
+into proprietary programs. If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library. If this is what you want to do, use the GNU Lesser General
+Public License instead of this License. But first, please read
+<http://www.gnu.org/philosophy/why-not-lgpl.html>.
diff --git a/PostInstall.txt b/PostInstall.txt
deleted file mode 100644
index 4d4dfaf1..00000000
--- a/PostInstall.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-
-For more information on ohai, see http://ohai.rubyforge.org
-
-NOTE: Change this information in PostInstall.txt
-You can also delete it if you don't want it.
-
-
diff --git a/README.rdoc b/README.rdoc
index 2fc8fd4e..40d3686b 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -24,16 +24,22 @@ FIX (describe your package)
== LICENSE:
-Copyright (c) 2008 OpsCode, Inc.
+Ohai - system information application
-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
+Copyright (C) 2008, OpsCode Inc.
- http://www.apache.org/licenses/LICENSE-2.0
+Portions of this program benefitted significantly from Facter,
+primarily plugins. (http://reductivelabs.com/projects/facter/)
-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. \ No newline at end of file
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. \ No newline at end of file
diff --git a/bin/ohai b/bin/ohai
index 35ac641e..4fbad8d4 100755
--- a/bin/ohai
+++ b/bin/ohai
@@ -18,17 +18,26 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+$: << File.join(File.dirname(__FILE__), "..", "lib")
require 'optparse'
require 'rubygems'
-#require 'ohai'
+require 'ohai'
require 'json'
config = {
+ :directory => nil,
+ :file => nil,
:kthxbye => false
}
opts = OptionParser.new do |opts|
- opts.banner = "Usage: #{$0} [-d DIR|-r FILE] (options)"
+ opts.banner = "Usage: #{$0} (options)"
+ opts.on("-d", "--directory NAME", "A directory to add to the Ohai search path") do |d|
+ config[:directory] = d
+ end
+ opts.on("-f", "--file NAME", "A file to run Ohai against") do |f|
+ config[:file] = f
+ end
opts.on("-k", "--kthxbye", "LOLcats") do |k|
config[:kthxbye] = true
end
@@ -41,4 +50,16 @@ opts.parse!(ARGV)
if config[:kthxbye]
puts JSON.generate({ :lolcat => "http://icanhascheezburger.com/?random" })
-end \ No newline at end of file
+end
+
+ohai = Ohai::System.new
+if config[:file]
+ ohai.from_file(config[:file])
+else
+ if config[:directory]
+ Ohai::Config[:plugin_path] << config[:directory]
+ end
+ ohai.all_plugins
+end
+
+puts ohai.json_pretty_print
diff --git a/features/development.feature b/features/development.feature
new file mode 100644
index 00000000..9781acb2
--- /dev/null
+++ b/features/development.feature
@@ -0,0 +1,13 @@
+Feature: Development processes of newgem itself (rake tasks)
+
+ As a Newgem maintainer or contributor
+ I want rake tasks to maintain and release the gem
+ So that I can spend time on the tests and code, and not excessive time on maintenance processes
+
+ Scenario: Generate RubyGem
+ Given this project is active project folder
+ And 'pkg' folder is deleted
+ When task 'rake gem' is invoked
+ Then folder 'pkg' is created
+ And file with name matching 'pkg/*.gem' is created else you should run "rake manifest" to fix this
+ And gem spec key 'rdoc_options' contains /--mainREADME.rdoc/
diff --git a/features/ohai.feature b/features/ohai.feature
new file mode 100644
index 00000000..48f25ba4
--- /dev/null
+++ b/features/ohai.feature
@@ -0,0 +1,21 @@
+Feature: Collects data about a system
+ In order to understand the state of my system
+ As a Systems Administrator
+ I want to have a program that detects information for me
+
+ Scenario: Collect data about the system via a single plugin
+ Given a plugin called 'platform'
+ When I run ohai
+ Then I should have a 'platform' of 'kitties'
+
+ Scenario: Collect data about the system via a directory of plugins
+ Given a plugin directory at './plugins'
+ When I run ohai
+ Then I should have a 'platform' of 'kitties'
+ And I should have a 'foghorn' of 'leghorn'
+
+ Scenario: Collect data about the system via an external script
+ Given a plugin called 'perl'
+ When I run ohai
+ Then I should have a 'perl_major_version' of '5'
+ \ No newline at end of file
diff --git a/features/steps/common.rb b/features/steps/common.rb
new file mode 100644
index 00000000..91cd2611
--- /dev/null
+++ b/features/steps/common.rb
@@ -0,0 +1,174 @@
+def in_project_folder(&block)
+ project_folder = @active_project_folder || @tmp_root
+ FileUtils.chdir(project_folder, &block)
+end
+
+def in_home_folder(&block)
+ FileUtils.chdir(@home_path, &block)
+end
+
+Given %r{^a safe folder} do
+ FileUtils.rm_rf @tmp_root = File.dirname(__FILE__) + "/../../tmp"
+ FileUtils.mkdir_p @tmp_root
+ FileUtils.mkdir_p @home_path = File.expand_path(File.join(@tmp_root, "home"))
+ @lib_path = File.expand_path(File.dirname(__FILE__) + '/../../lib')
+ Given "env variable $HOME set to '#{@home_path}'"
+end
+
+Given %r{^this project is active project folder} do
+ Given "a safe folder"
+ @active_project_folder = File.expand_path(File.dirname(__FILE__) + "/../..")
+end
+
+Given %r{^env variable \$([\w_]+) set to '(.*)'} do |env_var, value|
+ ENV[env_var] = value
+end
+
+def force_local_lib_override(project_name = @project_name)
+ rakefile = File.read(File.join(project_name, 'Rakefile'))
+ File.open(File.join(project_name, 'Rakefile'), "w+") do |f|
+ f << "$:.unshift('#{@lib_path}')\n"
+ f << rakefile
+ end
+end
+
+def setup_active_project_folder project_name
+ @active_project_folder = File.join(@tmp_root, project_name)
+ @project_name = project_name
+end
+
+Given %r{'(.*)' folder is deleted} do |folder|
+ in_project_folder do
+ FileUtils.rm_rf folder
+ end
+end
+
+When %r{^'(.*)' generator is invoked with arguments '(.*)'$} do |generator, arguments|
+ FileUtils.chdir(@active_project_folder) do
+ if Object.const_defined?("APP_ROOT")
+ APP_ROOT.replace(FileUtils.pwd)
+ else
+ APP_ROOT = FileUtils.pwd
+ end
+ run_generator(generator, arguments.split(' '), SOURCES)
+ end
+end
+
+When %r{run executable '(.*)' with arguments '(.*)'} do |executable, arguments|
+ @stdout = File.expand_path(File.join(@tmp_root, "executable.out"))
+ FileUtils.chdir(@active_project_folder) do
+ system "ruby #{executable} #{arguments} > #{@stdout}"
+ end
+end
+
+When %r{^task 'rake (.*)' is invoked$} do |task|
+ @stdout = File.expand_path(File.join(@tmp_root, "tests.out"))
+ FileUtils.chdir(@active_project_folder) do
+ system "rake #{task} --trace > #{@stdout} 2> #{@stdout}"
+ end
+end
+
+Then %r{^folder '(.*)' is created} do |folder|
+ in_project_folder do
+ File.exists?(folder).should be_true
+ end
+end
+
+Then %r{^file '(.*)' (is|is not) created} do |file, is|
+ in_project_folder do
+ File.exists?(file).should(is == 'is' ? be_true : be_false)
+ end
+end
+
+Then %r{^file with name matching '(.*)' is created} do |pattern|
+ in_project_folder do
+ Dir[pattern].should_not be_empty
+ end
+end
+
+Then %r{gem file '(.*)' and generated file '(.*)' should be the same} do |gem_file, project_file|
+ File.exists?(gem_file).should be_true
+ File.exists?(project_file).should be_true
+ gem_file_contents = File.read(File.dirname(__FILE__) + "/../../#{gem_file}")
+ project_file_contents = File.read(File.join(@active_project_folder, project_file))
+ project_file_contents.should == gem_file_contents
+end
+
+Then %r{^output same as contents of '(.*)'$} do |file|
+ expected_output = File.read(File.join(File.dirname(__FILE__) + "/../expected_outputs", file))
+ actual_output = File.read(File.dirname(__FILE__) + "/../../tmp/#{@stdout}")
+ actual_output.should == expected_output
+end
+
+Then %r{^(does|does not) invoke generator '(.*)'$} do |does_invoke, generator|
+ actual_output = File.read(File.dirname(__FILE__) + "/../../tmp/#{@stdout}")
+ does_invoke == "does" ?
+ actual_output.should(match(/dependency\s+#{generator}/)) :
+ actual_output.should_not(match(/dependency\s+#{generator}/))
+end
+
+Then %r{help options '(.*)' and '(.*)' are displayed} do |opt1, opt2|
+ actual_output = File.read(@stdout)
+ actual_output.should match(/#{opt1}/)
+ actual_output.should match(/#{opt2}/)
+end
+
+Then %r{^output (does|does not) match \/(.*)\/} do |does, regex|
+ actual_output = File.read(@stdout)
+ (does == 'does') ?
+ actual_output.should(match(/#{regex}/)) :
+ actual_output.should_not(match(/#{regex}/))
+end
+
+Then %r{^contents of file '(.*)' (does|does not) match \/(.*)\/} do |file, does, regex|
+ in_project_folder do
+ actual_output = File.read(file)
+ (does == 'does') ?
+ actual_output.should(match(/#{regex}/)) :
+ actual_output.should_not(match(/#{regex}/))
+ end
+end
+
+Then %r{^all (\d+) tests pass} do |expected_test_count|
+ expected = %r{^#{expected_test_count} tests, \d+ assertions, 0 failures, 0 errors}
+ actual_output = File.read(@stdout)
+ actual_output.should match(expected)
+end
+
+Then %r{^all (\d+) examples pass} do |expected_test_count|
+ expected = %r{^#{expected_test_count} examples?, 0 failures}
+ actual_output = File.read(@stdout)
+ actual_output.should match(expected)
+end
+
+Then %r{^yaml file '(.*)' contains (\{.*\})} do |file, yaml|
+ in_project_folder do
+ yaml = eval yaml
+ YAML.load(File.read(file)).should == yaml
+ end
+end
+
+Then %r{^Rakefile can display tasks successfully} do
+ @stdout = File.expand_path(File.join(@tmp_root, "rakefile.out"))
+ FileUtils.chdir(@active_project_folder) do
+ system "rake -T > #{@stdout} 2> #{@stdout}"
+ end
+ actual_output = File.read(@stdout)
+ actual_output.should match(/^rake\s+\w+\s+#\s.*/)
+end
+
+Then %r{^task 'rake (.*)' is executed successfully} do |task|
+ @stdout.should_not be_nil
+ actual_output = File.read(@stdout)
+ actual_output.should_not match(/^Don't know how to build task '#{task}'/)
+ actual_output.should_not match(/Error/i)
+end
+
+Then %r{^gem spec key '(.*)' contains \/(.*)\/} do |key, regex|
+ in_project_folder do
+ gem_file = Dir["pkg/*.gem"].first
+ gem_spec = Gem::Specification.from_yaml(`gem spec #{gem_file}`)
+ spec_value = gem_spec.send(key.to_sym)
+ spec_value.to_s.should match(/#{regex}/)
+ end
+end
diff --git a/features/steps/env.rb b/features/steps/env.rb
new file mode 100644
index 00000000..64d866ce
--- /dev/null
+++ b/features/steps/env.rb
@@ -0,0 +1,6 @@
+require File.dirname(__FILE__) + "/../../lib/ohai"
+
+gem 'cucumber'
+require 'cucumber'
+gem 'rspec'
+require 'spec'
diff --git a/lib/ohai.rb b/lib/ohai.rb
index 5f3fcada..a69005e7 100644
--- a/lib/ohai.rb
+++ b/lib/ohai.rb
@@ -1,6 +1,30 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
$:.unshift(File.dirname(__FILE__)) unless
$:.include?(File.dirname(__FILE__)) || $:.include?(File.expand_path(File.dirname(__FILE__)))
+require 'ohai/config'
+require 'ohai/system'
+
module Ohai
VERSION = '0.0.1'
end \ No newline at end of file
diff --git a/lib/ohai/config.rb b/lib/ohai/config.rb
new file mode 100644
index 00000000..7f9f899e
--- /dev/null
+++ b/lib/ohai/config.rb
@@ -0,0 +1,121 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'ohai/mixin/from_file'
+
+# Ohai::Config[:variable]
+# @config = Ohai::Config.new()
+# Ohai::Config.from_file(foo)
+# Ohai::Config[:cookbook_path]
+# Ohai::Config.cookbook_path
+# Ohai::Config.cookbook_path "one", "two"
+
+module Ohai
+ class Config
+
+ @configuration = {
+ :log_level => :info,
+ :log_location => STDOUT,
+ :plugin_path => [ File.expand_path(File.join(File.dirname(__FILE__), 'plugins')) ]
+ }
+
+ class << self
+ include Ohai::Mixin::FromFile
+
+ # Pass Ohai::Config.configure() a block, and it will yield @configuration.
+ #
+ # === Parameters
+ # <block>:: A block that takes @configure as it's argument
+ def configure(&block)
+ yield @configuration
+ end
+
+ # Get the value of a configuration option
+ #
+ # === Parameters
+ # config_option<Symbol>:: The configuration option to return
+ #
+ # === Returns
+ # value:: The value of the configuration option
+ #
+ # === Raises
+ # <ArgumentError>:: If the configuration option does not exist
+ def [](config_option)
+ if @configuration.has_key?(config_option.to_sym)
+ @configuration[config_option.to_sym]
+ else
+ raise ArgumentError, "Cannot find configuration option #{config_option.to_s}"
+ end
+ end
+
+ # Set the value of a configuration option
+ #
+ # === Parameters
+ # config_option<Symbol>:: The configuration option to set (within the [])
+ # value:: The value for the configuration option
+ #
+ # === Returns
+ # value:: The new value of the configuration option
+ def []=(config_option, value)
+ @configuration[config_option.to_sym] = value
+ end
+
+ # Check if Ohai::Config has a configuration option.
+ #
+ # === Parameters
+ # key<Symbol>:: The configuration option to check for
+ #
+ # === Returns
+ # <True>:: If the configuration option exists
+ # <False>:: If the configuration option does not exist
+ def has_key?(key)
+ @configuration.has_key?(key.to_sym)
+ end
+
+ # Allows for simple lookups and setting of configuration options via method calls
+ # on Ohai::Config. If there any arguments to the method, they are used to set
+ # the value of the configuration option. Otherwise, it's a simple get operation.
+ #
+ # === Parameters
+ # method_symbol<Symbol>:: The method called. Must match a configuration option.
+ # *args:: Any arguments passed to the method
+ #
+ # === Returns
+ # value:: The value of the configuration option.
+ #
+ # === Raises
+ # <ArgumentError>:: If the method_symbol does not match a configuration option.
+ def method_missing(method_symbol, *args)
+ if @configuration.has_key?(method_symbol)
+ if args.length == 1
+ @configuration[method_symbol] = args[0]
+ elsif args.length > 1
+ @configuration[method_symbol] = args
+ end
+ return @configuration[method_symbol]
+ else
+ raise ArgumentError, "Cannot find configuration option #{method_symbol.to_s}"
+ end
+ end
+
+ end # class << self
+ end
+end
diff --git a/lib/ohai/exception.rb b/lib/ohai/exception.rb
new file mode 100644
index 00000000..2b26cfe5
--- /dev/null
+++ b/lib/ohai/exception.rb
@@ -0,0 +1,26 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+module Ohai
+ module Exception
+ class Exec < RuntimeError; end
+ end
+end
diff --git a/lib/ohai/log.rb b/lib/ohai/log.rb
new file mode 100644
index 00000000..58be3746
--- /dev/null
+++ b/lib/ohai/log.rb
@@ -0,0 +1,92 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'ohai/config'
+require 'ohai/log/formatter'
+require 'logger'
+
+module Ohai
+ class Log
+
+ @logger = nil
+
+ class << self
+ attr_accessor :logger #:nodoc
+
+ # Use Ohai::Logger.init when you want to set up the logger manually. Arguments to this method
+ # get passed directly to Logger.new, so check out the documentation for the standard Logger class
+ # to understand what to do here.
+ #
+ # If this method is called with no arguments, it will log to STDOUT at the :info level.
+ #
+ # It also configures the Logger instance it creates to use the custom Ohai::Log::Formatter class.
+ def init(*opts)
+ if opts.length == 0
+ @logger = Logger.new(STDOUT)
+ else
+ @logger = Logger.new(*opts)
+ end
+ @logger.formatter = Ohai::Log::Formatter.new()
+ level(Ohai::Config.log_level)
+ end
+
+ # Sets the level for the Logger object by symbol. Valid arguments are:
+ #
+ # :debug
+ # :info
+ # :warn
+ # :error
+ # :fatal
+ #
+ # Throws an ArgumentError if you feed it a bogus log level.
+ def level(loglevel)
+ init() unless @logger
+ case loglevel
+ when :debug
+ @logger.level = Logger::DEBUG
+ when :info
+ @logger.level = Logger::INFO
+ when :warn
+ @logger.level = Logger::WARN
+ when :error
+ @logger.level = Logger::ERROR
+ when :fatal
+ @logger.level = Logger::FATAL
+ else
+ raise ArgumentError, "Log level must be one of :debug, :info, :warn, :error, or :fatal"
+ end
+ end
+
+ # Passes any other method calls on directly to the underlying Logger object created with init. If
+ # this method gets hit before a call to Ohai::Logger.init has been made, it will call
+ # Ohai::Logger.init() with no arguments.
+ def method_missing(method_symbol, *args)
+ init() unless @logger
+ if args.length > 0
+ @logger.send(method_symbol, *args)
+ else
+ @logger.send(method_symbol)
+ end
+ end
+
+ end # class << self
+ end
+end \ No newline at end of file
diff --git a/lib/ohai/log/formatter.rb b/lib/ohai/log/formatter.rb
new file mode 100644
index 00000000..7481ef23
--- /dev/null
+++ b/lib/ohai/log/formatter.rb
@@ -0,0 +1,60 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'logger'
+require 'time'
+
+module Ohai
+ class Log
+ class Formatter < Logger::Formatter
+ @@show_time = true
+
+ def self.show_time=(show=false)
+ @@show_time = show
+ end
+
+ # Prints a log message as '[time] severity: message' if Ohai::Log::Formatter.show_time == true.
+ # Otherwise, doesn't print the time.
+ def call(severity, time, progname, msg)
+ if @@show_time
+ sprintf("[%s] %s: %s\n", time.rfc2822(), severity, msg2str(msg))
+ else
+ sprintf("%s: %s\n", severity, msg2str(msg))
+ end
+ end
+
+ # Converts some argument to a Logger.severity() call to a string. Regular strings pass through like
+ # normal, Exceptions get formatted as "message (class)\nbacktrace", and other random stuff gets
+ # put through "object.inspect"
+ def msg2str(msg)
+ case msg
+ when ::String
+ msg
+ when ::Exception
+ "#{ msg.message } (#{ msg.class })\n" <<
+ (msg.backtrace || []).join("\n")
+ else
+ msg.inspect
+ end
+ end
+ end
+ end
+end \ No newline at end of file
diff --git a/lib/ohai/mixin/command.rb b/lib/ohai/mixin/command.rb
new file mode 100644
index 00000000..85f9f896
--- /dev/null
+++ b/lib/ohai/mixin/command.rb
@@ -0,0 +1,198 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'ohai/exception'
+require 'ohai/config'
+require 'ohai/log'
+require 'tmpdir'
+require 'fcntl'
+require 'etc'
+
+module Ohai
+ module Mixin
+ module Command
+
+ def run_command(args={})
+ if args.has_key?(:creates)
+ if File.exists?(args[:creates])
+ Ohai::Log.debug("Skipping #{args[:command]} - creates #{args[:creates]} exists.")
+ return false
+ end
+ end
+
+ stdout_string = nil
+ stderr_string = nil
+
+ exec_processing_block = lambda do |pid, stdin, stdout, stderr|
+ stdin.close
+
+ stdout_string = stdout.gets(nil)
+ if stdout_string
+ Ohai::Log.debug("---- Begin #{args[:command]} STDOUT ----")
+ Ohai::Log.debug(stdout_string.strip)
+ Ohai::Log.debug("---- End #{args[:command]} STDOUT ----")
+ end
+ stderr_string = stderr.gets(nil)
+ if stderr_string
+ Ohai::Log.debug("---- Begin #{args[:command]} STDERR ----")
+ Ohai::Log.debug(stderr_string.strip)
+ Ohai::Log.debug("---- End #{args[:command]} STDERR ----")
+ end
+ end
+
+ args[:cwd] ||= Dir.tmpdir
+ unless File.directory?(args[:cwd])
+ raise Ohai::Exception::Exec, "#{args[:cwd]} does not exist or is not a directory"
+ end
+
+ status = nil
+ Dir.chdir(args[:cwd]) do
+ if args[:timeout]
+ begin
+ Timeout.timeout(args[:timeout]) do
+ status = popen4(args[:command], args, &exec_processing_block)
+ end
+ rescue Exception => e
+ Ohai::Log.error("#{args[:command_string]} exceeded timeout #{args[:timeout]}")
+ raise(e)
+ end
+ else
+ status = popen4(args[:command], args, &exec_processing_block)
+ end
+
+ args[:returns] ||= 0
+ if status.exitstatus != args[:returns]
+ raise Ohai::Exception::Exec, "#{args[:command_string]} returned #{status.exitstatus}, expected #{args[:returns]}"
+ else
+ Ohai::Log.debug("Ran #{args[:command_string]} (#{args[:command]}) returned #{status.exitstatus}")
+ end
+ end
+ return status, stdout_string, stderr_string
+ end
+
+ module_function :run_command
+
+ # This is taken directly from Ara T Howard's Open4 library, and then
+ # modified to suit the needs of Ohai. Any bugs here are most likely
+ # my own, and not Ara's.
+ #
+ # The original appears in external/open4.rb in it's unmodified form.
+ #
+ # Thanks, Ara.
+ def popen4(cmd, args={}, &b)
+
+ args[:user] ||= nil
+ unless args[:user].kind_of?(Integer)
+ args[:user] = Etc.getpwnam(args[:user]).uid if args[:user]
+ end
+ args[:group] ||= nil
+ unless args[:group].kind_of?(Integer)
+ args[:group] = Etc.getgrnam(args[:group]).gid if args[:group]
+ end
+ args[:environment] ||= nil
+
+ pw, pr, pe, ps = IO.pipe, IO.pipe, IO.pipe, IO.pipe
+
+ verbose = $VERBOSE
+ begin
+ $VERBOSE = nil
+ ps.last.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC)
+
+ cid = fork {
+ pw.last.close
+ STDIN.reopen pw.first
+ pw.first.close
+
+ pr.first.close
+ STDOUT.reopen pr.last
+ pr.last.close
+
+ pe.first.close
+ STDERR.reopen pe.last
+ pe.last.close
+
+ STDOUT.sync = STDERR.sync = true
+
+ if args[:user]
+ Process.euid = args[:user]
+ Process.uid = args[:user]
+ end
+
+ if args[:group]
+ Process.egid = args[:group]
+ Process.gid = args[:group]
+ end
+
+ if args[:environment]
+ args[:environment].each do |key,value|
+ ENV[key] = value
+ end
+ end
+
+ begin
+ if cmd.kind_of?(Array)
+ exec(*cmd)
+ else
+ exec(cmd)
+ end
+ raise 'forty-two'
+ rescue Exception => e
+ Marshal.dump(e, ps.last)
+ ps.last.flush
+ end
+ ps.last.close unless (ps.last.closed?)
+ exit!
+ }
+ ensure
+ $VERBOSE = verbose
+ end
+
+ [pw.first, pr.last, pe.last, ps.last].each{|fd| fd.close}
+
+ begin
+ e = Marshal.load ps.first
+ raise(Exception === e ? e : "unknown failure!")
+ rescue EOFError # If we get an EOF error, then the exec was successful
+ 42
+ ensure
+ ps.first.close
+ end
+
+ pw.last.sync = true
+
+ pi = [pw.last, pr.first, pe.first]
+
+ if b
+ begin
+ b[cid, *pi]
+ Process.waitpid2(cid).last
+ ensure
+ pi.each{|fd| fd.close unless fd.closed?}
+ end
+ else
+ [cid, pw.last, pr.first, pe.first]
+ end
+ end
+
+ module_function :popen4
+ end
+ end
+end \ No newline at end of file
diff --git a/lib/ohai/mixin/from_file.rb b/lib/ohai/mixin/from_file.rb
new file mode 100644
index 00000000..c55f18aa
--- /dev/null
+++ b/lib/ohai/mixin/from_file.rb
@@ -0,0 +1,39 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+module Ohai
+ module Mixin
+ module FromFile
+
+ # Loads a given ruby file, and runs instance_eval against it in the context of the current
+ # object.
+ #
+ # Raises an IOError if the file cannot be found, or is not readable.
+ def from_file(filename)
+ if File.exists?(filename) && File.readable?(filename)
+ self.instance_eval(IO.read(filename), filename, 1)
+ else
+ raise IOError, "Cannot open or read #{filename}!"
+ end
+ end
+ end
+ end
+end
diff --git a/lib/ohai/plugins/architecture.rb b/lib/ohai/plugins/architecture.rb
new file mode 100644
index 00000000..eabcb5b8
--- /dev/null
+++ b/lib/ohai/plugins/architecture.rb
@@ -0,0 +1,41 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require_plugin "kernel"
+require_plugin "os"
+
+hardware_model from('uname -m')
+
+case kernel
+when "Linux"
+ case hardware_model
+ when 'x86_64'
+ if os == "Debian"
+ architecture "amd64"
+ else
+ architecture "x86_64"
+ end
+ when /(i[3456]86|pentium)/
+ architecture "i386"
+ end
+else
+ architecture hardware_model
+end
diff --git a/lib/ohai/plugins/kernel.rb b/lib/ohai/plugins/kernel.rb
new file mode 100644
index 00000000..417d550f
--- /dev/null
+++ b/lib/ohai/plugins/kernel.rb
@@ -0,0 +1,23 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+kernel from('uname -s')
+kernel_release from('uname -r') \ No newline at end of file
diff --git a/lib/ohai/plugins/lsb.rb b/lib/ohai/plugins/lsb.rb
new file mode 100644
index 00000000..a208e8dc
--- /dev/null
+++ b/lib/ohai/plugins/lsb.rb
@@ -0,0 +1,41 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# Portions of this file benifited greatly from Facter
+# (http://reductivelabs.com/projects/facter/)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+popen4("lsb_release -a") do |pid, stdin, stdout, stderr|
+ stdin.close
+ stdout.each do |line|
+ case line
+ when /^Distributor ID:\t(.*)$/
+ lsb_dist_id $1
+ when /^LSB Version:\t(.*)$/
+ lsb_release $1
+ when /^Release:\t(.*)$/
+ lsb_dist_release $1
+ when /^Description:\t(.*)$/
+ lsb_dist_description $1
+ when /^Codename:\t(.*)$/
+ lsb_dist_codename $1
+ end
+ end
+end
diff --git a/lib/ohai/plugins/os.rb b/lib/ohai/plugins/os.rb
new file mode 100644
index 00000000..ef7b1bc2
--- /dev/null
+++ b/lib/ohai/plugins/os.rb
@@ -0,0 +1,65 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# Portions of this file benifited greatly from Facter
+# (http://reductivelabs.com/projects/facter/)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require_plugin 'kernel'
+require_plugin 'lsb'
+
+if kernel == "SunOS"
+ os "Solaris"
+elsif kernel == "Linux"
+ if lsb_dist_id == "Ubuntu"
+ os "Ubuntu"
+ os_release from_with_regex('cat /etc/issue', /Ubuntu (\d+.\d+)/)
+ elsif FileTest.exists?("/etc/debian_version")
+ os "Debian"
+ os_release from_with_regex('cat /proc/version', /\(Debian (\d+.\d+).\d+-\d+\)/)
+ elsif FileTest.exists?("/etc/gentoo-release")
+ os "Gentoo"
+ elsif FileTest.exists?("/etc/fedora-release")
+ os "Fedora"
+ os_release from_with_regex("cat /etc/fedora-release", /\((Rawhide)\)/, /release (\d+)/)
+ elsif FileTest.exists?("/etc/mandriva-release")
+ os "Mandriva"
+ elsif FileTest.exists?("/etc/mandrake-release")
+ os "Mandrake"
+ elsif FileTest.exists?("/etc/redhat-release")
+ txt = File.read("/etc/redhat-release")
+ if txt =~ /centos/i
+ os "CentOS"
+ os_release from_with_regex("rpm -q centos-release", /release-(\d+)/)
+ else
+ os "RedHat"
+ if txt =~ /\(Rawhide\)$/
+ os_release "Rawhide"
+ elsif txt =~ /release (\d+)/
+ os_release $1
+ end
+ end
+ elsif FileTest.exists?("/etc/SuSE-release")
+ os "SuSE"
+ end
+else
+ os kernel
+ os_release kernel_release
+end
diff --git a/lib/ohai/system.rb b/lib/ohai/system.rb
new file mode 100644
index 00000000..ccc7d67d
--- /dev/null
+++ b/lib/ohai/system.rb
@@ -0,0 +1,135 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'extlib'
+require 'ohai/log'
+require 'ohai/mixin/from_file'
+require 'ohai/mixin/command'
+require 'json'
+
+module Ohai
+ class System
+ attr_accessor :data, :seen_plugins
+
+ include Ohai::Mixin::FromFile
+ include Ohai::Mixin::Command
+
+ def initialize
+ @data = Mash.new
+ @seen_plugins = Hash.new
+ end
+
+ def attribute?(name)
+ Ohai::Log.debug("Attribute #{name} is #{@data.has_key?(name)}")
+ @data.has_key?(name)
+ end
+
+ def set(name, *value)
+ set_attribute(name, *value)
+ end
+
+ def from(cmd)
+ status, stdout, stderr = run_command(:command => cmd)
+ stdout.chomp!
+ end
+
+ # Set the value equal to the stdout of the command, plus run through a regex - the first piece of match data is the value.
+ def from_with_regex(cmd, *regex_list)
+ regex.flatten.each do |regex|
+ status, stdout, stderr = run_command(:command => cmd)
+ stdout.chomp!
+ md = stdout.match(regex)
+ return md[1]
+ end
+ end
+
+ def set_attribute(name, *value)
+ Ohai::Log.debug("Setting attribute #{name} to #{value.inspect}")
+ @data[name] = *value
+ @data[name]
+ end
+
+ def get_attribute(name)
+ Ohai::Log.debug("Getting attribute #{name}, value #{@data[name].inspect}")
+ @data[name]
+ end
+
+ def all_plugins
+ Ohai::Config[:plugin_path].each do |path|
+ Dir[File.join(path, '**', '*')].each do |file|
+ file_regex = Regexp.new("#{path}#{File::SEPARATOR}(.+).rb$")
+ md = file_regex.match(file)
+ if md
+ plugin_name = md[1].gsub(File::SEPARATOR, "::")
+ require_plugin(plugin_name) unless @seen_plugins.has_key?(plugin_name)
+ end
+ end
+ end
+ end
+
+ def require_plugin(plugin_name)
+ return true if @seen_plugins[plugin_name]
+
+ filename = "#{plugin_name.gsub("::", File::SEPARATOR)}.rb"
+
+ Ohai::Config[:plugin_path].each do |path|
+ check_path = File.expand_path(File.join(path, filename))
+ begin
+ @seen_plugins[plugin_name] = true
+ Ohai::Log.info("Loading plugin #{plugin_name}")
+ from_file(check_path)
+ return true
+ rescue IOError => e
+ Ohai::Log.debug("No #{plugin_name} at #{check_path}")
+ rescue Exception => e
+ Ohai::Log.debug("Plugin #{plugin_name} threw exception #{e.inspect}")
+ end
+ end
+ end
+
+ # Serialize this object as a hash
+ def to_json(*a)
+ output = @data.clone
+ output["json_class"] = self.class.name
+ output.to_json(*a)
+ end
+
+ # Pretty Print this object as JSON
+ def json_pretty_print
+ JSON.pretty_generate(@data)
+ end
+
+ # Create an Ohai::System from JSON
+ def self.json_create(o)
+ ohai = new
+ o.each do |key, value|
+ ohai.data[key] = value unless key == "json_class"
+ end
+ ohai
+ end
+
+ def method_missing(name, *args)
+ return get_attribute(name) if args.length == 0
+
+ set_attribute(name, *args)
+ end
+ end
+end \ No newline at end of file
diff --git a/spec/ohai/log/log_formatter_spec.rb b/spec/ohai/log/log_formatter_spec.rb
new file mode 100644
index 00000000..56cc2b82
--- /dev/null
+++ b/spec/ohai/log/log_formatter_spec.rb
@@ -0,0 +1,50 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 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 'time'
+require File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "spec_helper"))
+
+describe Ohai::Log::Formatter do
+ before(:each) do
+ @formatter = Ohai::Log::Formatter.new
+ end
+
+ it "should print raw strings with msg2str(string)" do
+ @formatter.msg2str("nuthin new").should == "nuthin new"
+ end
+
+ it "should format exceptions properly with msg2str(e)" do
+ e = IOError.new("legendary roots crew")
+ @formatter.msg2str(e).should == "legendary roots crew (IOError)\n"
+ end
+
+ it "should format random objects via inspect with msg2str(Object)" do
+ @formatter.msg2str([ "black thought", "?uestlove" ]).should == '["black thought", "?uestlove"]'
+ end
+
+ it "should return a formatted string with call" do
+ time = Time.new
+ Ohai::Log::Formatter.show_time = true
+ @formatter.call("monkey", time, "test", "mos def").should == "[#{time.rfc2822}] monkey: mos def\n"
+ end
+
+ it "should allow you to turn the time on and off in the output" do
+ Ohai::Log::Formatter.show_time = false
+ @formatter.call("monkey", Time.new, "test", "mos def").should == "monkey: mos def\n"
+ end
+end \ No newline at end of file
diff --git a/spec/ohai/log_spec.rb b/spec/ohai/log_spec.rb
new file mode 100644
index 00000000..5447bacc
--- /dev/null
+++ b/spec/ohai/log_spec.rb
@@ -0,0 +1,66 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require 'tempfile'
+require 'logger'
+
+require File.expand_path(File.join(File.dirname(__FILE__), "..", "spec_helper"))
+
+describe Ohai::Log do
+ it "should accept regular options to Logger.new via init" do
+ tf = Tempfile.new("chef-test-log")
+ tf.open
+ lambda { Ohai::Log.init(STDOUT) }.should_not raise_error
+ lambda { Ohai::Log.init(tf) }.should_not raise_error
+ end
+
+ it "should set the log level with :debug, :info, :warn, :error, or :fatal" do
+ levels = {
+ :debug => Logger::DEBUG,
+ :info => Logger::INFO,
+ :warn => Logger::WARN,
+ :error => Logger::ERROR,
+ :fatal => Logger::FATAL
+ }
+ levels.each do |symbol, constant|
+ Ohai::Log.level(symbol)
+ Ohai::Log.logger.level.should == constant
+ end
+ end
+
+ it "should raise an ArgumentError if you try and set the level to something strange" do
+ lambda { Ohai::Log.level(:the_roots) }.should raise_error(ArgumentError)
+ end
+
+ it "should pass other method calls directly to logger" do
+ Ohai::Log.level(:debug)
+ Ohai::Log.should be_debug
+ lambda { Ohai::Log.debug("Gimme some sugar!") }.should_not raise_error
+ end
+
+ it "should default to STDOUT if init is called with no arguments" do
+ logger_mock = mock(Logger, :null_object => true)
+ Logger.stub!(:new).and_return(logger_mock)
+ Logger.should_receive(:new).with(STDOUT).and_return(logger_mock)
+ Ohai::Log.init
+ end
+
+end \ No newline at end of file
diff --git a/spec/ohai/mixin/from_file_spec.rb b/spec/ohai/mixin/from_file_spec.rb
new file mode 100644
index 00000000..5ce1ac4d
--- /dev/null
+++ b/spec/ohai/mixin/from_file_spec.rb
@@ -0,0 +1,56 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require File.join(File.dirname(__FILE__), '..', '..', '/spec_helper.rb')
+
+describe Ohai::System, "from_file" do
+ before(:each) do
+ @ohai = Ohai::System.new
+ File.stub!(:exists?).and_return(true)
+ File.stub!(:readable?).and_return(true)
+ IO.stub!(:read).and_return("king 'herod'")
+ end
+
+ it "should check to see that the file exists" do
+ File.should_receive(:exists?).and_return(true)
+ @ohai.from_file("/tmp/foo")
+ end
+
+ it "should check to see that the file is readable" do
+ File.should_receive(:readable?).and_return(true)
+ @ohai.from_file("/tmp/foo")
+ end
+
+ it "should actually read the file" do
+ IO.should_receive(:read).and_return("king 'herod'")
+ @ohai.from_file("/tmp/foo")
+ end
+
+ it "should call instance_eval with the contents of the file, file name, and line 1" do
+ @ohai.should_receive(:instance_eval).with("king 'herod'", "/tmp/foo", 1)
+ @ohai.from_file("/tmp/foo")
+ end
+
+ it "should raise an IOError if it cannot read the file" do
+ File.stub!(:exists?).and_return(false)
+ lambda { @ohai.from_file("/tmp/foo") }.should raise_error(IOError)
+ end
+end
diff --git a/spec/ohai/system_spec.rb b/spec/ohai/system_spec.rb
new file mode 100644
index 00000000..ba4fc05b
--- /dev/null
+++ b/spec/ohai/system_spec.rb
@@ -0,0 +1,128 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require File.join(File.dirname(__FILE__), '..', '/spec_helper.rb')
+
+describe Ohai::System, "initialize" do
+ it "should return an Ohai::System object" do
+ Ohai::System.new.should be_a_kind_of(Ohai::System)
+ end
+
+ it "should set @data to a Mash" do
+ Ohai::System.new.data.should be_a_kind_of(Mash)
+ end
+
+ it "should set @seen_plugins to a Hash" do
+ Ohai::System.new.seen_plugins.should be_a_kind_of(Hash)
+ end
+end
+
+describe Ohai::System, "method_missing" do
+ before(:each) do
+ @ohai = Ohai::System.new
+ end
+
+ it "should take a missing method and store the method name as a key, with it's arguments as values" do
+ @ohai.guns_n_roses("chinese democracy")
+ @ohai.data["guns_n_roses"].should eql("chinese democracy")
+ end
+
+ it "should return the current value of the method name" do
+ @ohai.guns_n_roses("chinese democracy").should eql("chinese democracy")
+ end
+
+ it "should allow you to get the value of a key by calling method_missing with no arguments" do
+ @ohai.guns_n_roses("chinese democracy")
+ @ohai.guns_n_roses.should eql("chinese democracy")
+ end
+end
+
+describe Ohai::System, "attribute?" do
+ before(:each) do
+ @ohai = Ohai::System.new
+ @ohai.metallica("death magnetic")
+ end
+
+ it "should return true if an attribute exists with the given name" do
+ @ohai.attribute?("metallica").should eql(true)
+ end
+
+ it "should return false if an attribute does not exist with the given name" do
+ @ohai.attribute?("alice in chains").should eql(false)
+ end
+end
+
+describe Ohai::System, "set_attribute" do
+ before(:each) do
+ @ohai = Ohai::System.new
+ end
+
+ it "should let you set an attribute" do
+ @ohai.set_attribute(:tea, "is soothing")
+ @ohai.data["tea"].should eql("is soothing")
+ end
+end
+
+describe Ohai::System, "get_attribute" do
+ before(:each) do
+ @ohai = Ohai::System.new
+ @ohai.set_attribute(:tea, "is soothing")
+ end
+
+ it "should let you get an attribute" do
+ @ohai.get_attribute("tea").should eql("is soothing")
+ end
+end
+
+describe Ohai::System, "require_plugin" do
+ before(:each) do
+ Ohai::Config[:plugin_path] = ["/tmp/plugins"]
+ File.stub!(:exists?).and_return(true)
+ @ohai = Ohai::System.new
+ @ohai.stub!(:from_file).and_return(true)
+ end
+
+ it "should convert the name of the plugin to a file path" do
+ plugin_name = "foo::bar"
+ plugin_name.should_receive(:gsub).with("::", File::PATH_SEPARATOR)
+ @ohai.require_plugin(plugin_name)
+ end
+
+ it "should check each part of the Ohai::Config[:plugin_path] for the plugin_filename.rb" do
+ @ohai.should_receive(:from_file).with("/tmp/plugins/foo.rb").and_return(true)
+ @ohai.require_plugin("foo")
+ end
+
+ it "should add a found plugin to the list of seen plugins" do
+ @ohai.require_plugin("foo")
+ @ohai.seen_plugins["foo"].should eql(true)
+ end
+
+ it "should return true if the plugin has been seen" do
+ @ohai.seen_plugins["foo"] = true
+ @ohai.require_plugin("foo")
+ end
+
+ it "should return true if the plugin has been loaded" do
+ @ohai.require_plugin("foo").should eql(true)
+ end
+end
+
diff --git a/spec/ohai_spec.rb b/spec/ohai_spec.rb
index a52055a5..aa273e62 100644
--- a/spec/ohai_spec.rb
+++ b/spec/ohai_spec.rb
@@ -1,11 +1,30 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 OpsCode, Inc.
+# License:: GNU GPL, Version 3
+#
+# Copyright (C) 2008, OpsCode Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
require File.dirname(__FILE__) + '/spec_helper.rb'
-# Time to add your specs!
-# http://rspec.info/
-describe "Place your specs here" do
+describe Ohai do
- it "find this spec in spec directory" do
- violated "Be sure to write your specs"
+ it "should have a version constant defined" do
+ Ohai::VERSION.should be_a_kind_of(String)
end
end