public void WriteVariablesToDiskCache(GitPreparer gitPreparer, GitVersionCacheKey cacheKey, VersionVariables variablesFromCache)
{
var cacheDir = PrepareCacheDirectory(gitPreparer);
var cacheFileName = GetCacheFileName(cacheKey, cacheDir);
variablesFromCache.FileName = cacheFileName;
Dictionary <string, string> dictionary;
using (Logger.IndentLog("Creating dictionary"))
{
dictionary = variablesFromCache.ToDictionary(x => x.Key, x => x.Value);
}
Action writeCacheOperation = () =>
{
using (var stream = fileSystem.OpenWrite(cacheFileName))
{
using (var sw = new StreamWriter(stream))
{
using (Logger.IndentLog("Storing version variables to cache file " + cacheFileName))
{
var serializer = new Serializer();
serializer.Serialize(sw, dictionary);
}
}
}
};
var retryOperation = new OperationWithExponentialBackoff <IOException>(new ThreadSleep(), writeCacheOperation, maxRetries: 6);
retryOperation.ExecuteAsync().Wait();
}
public void WriteVariablesToDiskCache(GitPreparer gitPreparer, GitVersionCacheKey cacheKey, VersionVariables variablesFromCache)
{
var cacheDir = PrepareCacheDirectory(gitPreparer);
var cacheFileName = GetCacheFileName(cacheKey, cacheDir);
variablesFromCache.FileName = cacheFileName;
Dictionary<string, string> dictionary;
using (Logger.IndentLog("Creating dictionary"))
{
dictionary = variablesFromCache.ToDictionary(x => x.Key, x => x.Value);
}
Action writeCacheOperation = () =>
{
using (var stream = fileSystem.OpenWrite(cacheFileName))
{
using (var sw = new StreamWriter(stream))
{
using (Logger.IndentLog("Storing version variables to cache file " + cacheFileName))
{
var serializer = new Serializer();
serializer.Serialize(sw, dictionary);
}
}
}
};
var retryOperation = new OperationWithExponentialBackoff<IOException>(new ThreadSleep(), writeCacheOperation, maxRetries: 6);
retryOperation.Execute();
}
public VersionVariables LoadVersionVariablesFromDiskCache(GitPreparer gitPreparer, GitVersionCacheKey key)
{
using (Logger.IndentLog("Loading version variables from disk cache"))
{
var cacheDir = PrepareCacheDirectory(gitPreparer);
var cacheFileName = GetCacheFileName(key, cacheDir);
if (!fileSystem.Exists(cacheFileName))
{
Logger.WriteInfo("Cache file " + cacheFileName + " not found.");
return null;
}
using (Logger.IndentLog("Deserializing version variables from cache file " + cacheFileName))
{
try
{
var loadedVariables = VersionVariables.FromFile(cacheFileName, fileSystem);
return loadedVariables;
}
catch (Exception ex)
{
Logger.WriteWarning("Unable to read cache file " + cacheFileName + ", deleting it.");
Logger.WriteInfo(ex.ToString());
try
{
fileSystem.Delete(cacheFileName);
}
catch (Exception deleteEx)
{
Logger.WriteWarning(string.Format("Unable to delete corrupted version cache file {0}. Got {1} exception.", cacheFileName, deleteEx.GetType().FullName));
}
return null;
}
}
}
}
public VersionVariables LoadVersionVariablesFromDiskCache(GitPreparer gitPreparer, GitVersionCacheKey key)
{
using (Logger.IndentLog("Loading version variables from disk cache"))
{
var cacheDir = PrepareCacheDirectory(gitPreparer);
var cacheFileName = GetCacheFileName(key, cacheDir);
if (!fileSystem.Exists(cacheFileName))
{
Logger.WriteInfo("Cache file " + cacheFileName + " not found.");
return(null);
}
using (Logger.IndentLog("Deserializing version variables from cache file " + cacheFileName))
{
try
{
var loadedVariables = VersionVariables.FromFile(cacheFileName, fileSystem);
return(loadedVariables);
}
catch (Exception ex)
{
Logger.WriteWarning("Unable to read cache file " + cacheFileName + ", deleting it.");
Logger.WriteInfo(ex.ToString());
try
{
fileSystem.Delete(cacheFileName);
}
catch (Exception deleteEx)
{
Logger.WriteWarning($"Unable to delete corrupted version cache file {cacheFileName}. Got {deleteEx.GetType().FullName} exception.");
}
return(null);
}
}
}
}
static string GetCacheFileName(GitVersionCacheKey key, string cacheDir)
{
return(Path.Combine(cacheDir, string.Concat(key.Value, ".yml")));
}
static string GetCacheFileName(GitVersionCacheKey key, string cacheDir)
{
return Path.Combine(cacheDir, string.Concat(key.Value, ".yml"));
}