Class: CodeCache::Repo::SVN
- Inherits:
-
CodeCache::Repo
- Object
- CodeCache::Repo
- CodeCache::Repo::SVN
- Defined in:
- lib/code_cache/repo/svn.rb
Instance Attribute Summary
Attributes inherited from CodeCache::Repo
Instance Method Summary collapse
-
#check_repo(url) ⇒ Object
Check access to the repo in question.
-
#checkout(revision, destination, branch = nil) ⇒ Object
Checkout a particular revision from the repo into the destination Caches the checkout in the process.
-
#initialize(url, options = {}) ⇒ SVN
constructor
A new instance of SVN.
- #perform_cache_checkout_or_update(destination, attempts = 3) ⇒ Object
- #perform_checkout(destination) ⇒ Object
-
#perform_update(destination) ⇒ Object
Perform an svn update on a directory – checks its a valid svn dir first.
-
#split_url ⇒ Object
Split the url into a unique array for the cache path.
Methods inherited from CodeCache::Repo
#create_cache, #location_in_cache, #repo_type
Constructor Details
#initialize(url, options = {}) ⇒ SVN
Returns a new instance of SVN.
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# File 'lib/code_cache/repo/svn.rb', line 6 def initialize(url, = {}) super(url, ) end |
Instance Method Details
#check_repo(url) ⇒ Object
Check access to the repo in question
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# File 'lib/code_cache/repo/svn.rb', line 86 def check_repo(url) output = `svn ls #{url} 2>&1` if ($? != 0) raise BadRepo.new(url + "<<<" + output.to_s + ">>>") end end |
#checkout(revision, destination, branch = nil) ⇒ Object
Checkout a particular revision from the repo into the destination Caches the checkout in the process
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# File 'lib/code_cache/repo/svn.rb', line 12 def checkout( revision, destination, branch=nil ) puts "Checking out branch in not supported for SVN" if branch if revision != :head raise "Checking out revisions other than head currently not supported" end cache_destination = location_in_cache(revision) # Try and copy into the cache first begin perform_cache_checkout_or_update(cache_destination) FileUtils.mkdir_p(destination) FileUtils.cp_r(cache_destination+'/.', destination) # Ensure the final copy is consistent raise CopyError if !Dir.exist?(destination) output = perform_update(destination) if !output[:status] raise UpdateError.new(output) end rescue => e puts "Unhandled randomness: " + e.to_s + ' - ' + e.backtrace.to_s # If we can't copy into the cache, copy directly to the destination perform_checkout(destination) end true end |
#perform_cache_checkout_or_update(destination, attempts = 3) ⇒ Object
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# File 'lib/code_cache/repo/svn.rb', line 44 def perform_cache_checkout_or_update(destination, attempts = 3) update_result = perform_update(destination) if update_result[:status] == true return true else checkout_result = perform_checkout(destination) if checkout_result[:status] return true else # Cache update in progress, retry with some sleeps if checkout_result[:output] =~ /E155037/ sleep 1 if attempts > 0 perform_cache_checkout_or_update( destination, attempts-1 ) else return false end # Cache has become corrupted elsif checkout_result[:output] =~ /E155004/ raise CacheCorruptionError.new(url) else raise UnknownCheckoutError.new(url) end end end end |
#perform_checkout(destination) ⇒ Object
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# File 'lib/code_cache/repo/svn.rb', line 79 def perform_checkout(destination) output = `svn co #{url} #{destination} 2>&1` status = $? == 0 { :output => output, :status => status } end |
#perform_update(destination) ⇒ Object
Perform an svn update on a directory – checks its a valid svn dir first
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# File 'lib/code_cache/repo/svn.rb', line 73 def perform_update(destination) output = `svn info #{destination} 2>&1 && svn up #{destination} 2>&1` status = $? == 0 { :output => output, :status => status } end |
#split_url ⇒ Object
Split the url into a unique array for the cache path
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# File 'lib/code_cache/repo/svn.rb', line 94 def split_url url.split('//').drop(1).collect{ |e| e.split('/') }.flatten end |