Ori.livneh has uploaded a new change for review.
https://gerrit.wikimedia.org/r/148512
Change subject: wmflib: add apt_version()
......................................................................
wmflib: add apt_version()
Gets the version of an apt package. If the package is installed, gets
the installed version. If not, gets the candidate version. If no such
package exists, returns nil.
apt_version('apache2') # => "2.4.7-1ubuntu4"
apt_version('fake123') # => nil
Change-Id: I7b12c2b2061d83d5724aabe594979aa01772618e
---
A modules/wmflib/lib/puppet/parser/functions/apt_version.rb
1 file changed, 36 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/operations/puppet
refs/changes/12/148512/1
diff --git a/modules/wmflib/lib/puppet/parser/functions/apt_version.rb
b/modules/wmflib/lib/puppet/parser/functions/apt_version.rb
new file mode 100644
index 0000000..bbe3395
--- /dev/null
+++ b/modules/wmflib/lib/puppet/parser/functions/apt_version.rb
@@ -0,0 +1,36 @@
+# == Function: apt_version
+#
+# === Description
+#
+# Gets the version of an apt package. If the package is installed, gets
+# the installed version. If not, gets the candidate version. If no such
+# package exists, returns nil.
+#
+# === Examples
+#
+# apt_version('apache2') # => "2.4.7-1ubuntu4"
+# apt_version('fake123') # => nil
+#
+module Puppet::Parser::Functions
+ newfunction(
+ :apt_version,
+ :type => :rvalue,
+ :doc => <<-END
+ Gets the version of an apt package. If the package is installed, gets
+ the installed version. If not, gets the candidate version. If no such
+ package exists, returns nil.
+
+ Examples:
+
+ apt_version('apache2') # => "2.4.7-1ubuntu4"
+ apt_version('fake123') # => nil
+
+ END
+ ) do |args|
+ unless args.length == 1 and args.first.is_a? String
+ raise Puppet::ParseError, 'apt_version() takes a single string
argument'
+ end
+ cmd = "/usr/bin/apt-cache policy -q #{args.first} 2>/dev/null"
+ /: ([^(]\S*)/ =~ Facter::Util::Resolution.exec(cmd) ? $1 : nil
+ end
+end
--
To view, visit https://gerrit.wikimedia.org/r/148512
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I7b12c2b2061d83d5724aabe594979aa01772618e
Gerrit-PatchSet: 1
Gerrit-Project: operations/puppet
Gerrit-Branch: production
Gerrit-Owner: Ori.livneh <[email protected]>
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