class Sle2Docker::Image
This class is the base class of native and prebulid images for SUSE Linux Enterprise
Attributes
image_id[R]
Public Instance Methods
activated?()
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# File lib/sle2docker/image.rb, line 7 def activated? Docker::Image.exist?(image_id) end
check_image_exists()
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# File lib/sle2docker/image.rb, line 36 def check_image_exists msg = "Cannot find pre-built image #{@image_name}" raise(ImageNotFoundError, msg) unless File.exist? File.join( self.class::IMAGES_DIR, "#{@image_name}.tar.xz" ) end
rpm_package_name()
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# File lib/sle2docker/image.rb, line 24 def rpm_package_name image_file = File.join(self.class::IMAGES_DIR, "#{@image_name}.tar.xz") package_name = `rpm -qf #{image_file}` if $CHILD_STATUS.exitstatus.nonzero? raise( ImageVerificationError, "Cannot find rpm package providing #{file}: #{package_name}" ) end package_name end
verify_image()
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# File lib/sle2docker/image.rb, line 11 def verify_image check_image_exists puts 'Verifying integrity of the pre-built image' package_name = rpm_package_name verification = `rpm --verify #{package_name}` if $CHILD_STATUS.exitstatus.nonzero? raise(ImageVerificationError, "Verification of #{package_name} failed: #{verification}") end true end