private static void PopulateNameValuePairData(JsonNode nameValuePairNode, Dictionary <string, NameValuePairData> nameValuePairData)
{
JsonTree.VisitTree(
nameValuePairNode,
node =>
{
nameValuePairData[node.Name] = new NameValuePairData(
node.Name,
node.Values.Count > 0 ? node.Values[0] : CacheMissAnalysisUtilities.RepeatedStrings.MissingValue);
},
recurse: false);
}
/// <summary>
/// Diffs weak fingerprints.
/// </summary>
/// <param name="weakFingerprint">Weak fingerprint.</param>
/// <param name="weakFingerprintTree">Weak fingerprint tree.</param>
/// <param name="otherWeakFingerprint">Other weak fingerprint.</param>
/// <param name="otherWeakFingerprintTree">Other weak fingerprint tree.</param>
/// <returns></returns>
public static JObject DiffWeakFingerprints(
string weakFingerprint,
JsonNode weakFingerprintTree,
string otherWeakFingerprint,
JsonNode otherWeakFingerprintTree)
{
JObject result = new JObject();
if (weakFingerprint == otherWeakFingerprint)
{
return(result);
}
// {
// WeakFingerprint: { Old: old_weak_fingerprint, New: new_weak_fingerprint }
// }
AddPropertyIfNotNull(result, RenderSingleValueDiff("WeakFingerprint", weakFingerprint, otherWeakFingerprint));
using (var weakFingerprintDataPool = JsonNodeMapPool.GetInstance())
using (var otherWeakFingerprintDataPool = JsonNodeMapPool.GetInstance())
{
var weakFingerprintData = weakFingerprintDataPool.Instance;
var otherWeakFingerprintData = otherWeakFingerprintDataPool.Instance;
JsonTree.VisitTree(weakFingerprintTree, wfNode => weakFingerprintData[wfNode.Name] = wfNode, recurse: false);
JsonTree.VisitTree(otherWeakFingerprintTree, wfNode => otherWeakFingerprintData[wfNode.Name] = wfNode, recurse: false);
var fields = new HashSet <string>(weakFingerprintData.Keys.Concat(otherWeakFingerprintData.Keys));
foreach (var field in fields)
{
bool getFieldNode = weakFingerprintData.TryGetValue(field, out JsonNode fieldNode);
bool getOtherFieldNode = otherWeakFingerprintData.TryGetValue(field, out JsonNode otherFieldNode);
if (getFieldNode != getOtherFieldNode)
{
string fieldValue = getFieldNode
? (fieldNode.Values != null && fieldNode.Values.Count == 1
? fieldNode.Values[0]
: CacheMissAnalysisUtilities.RepeatedStrings.ExistentValue)
: CacheMissAnalysisUtilities.RepeatedStrings.UnspecifiedValue;
string otherFieldValue = getOtherFieldNode
? (otherFieldNode.Values != null && otherFieldNode.Values.Count == 1
? otherFieldNode.Values[0]
: CacheMissAnalysisUtilities.RepeatedStrings.ExistentValue)
: CacheMissAnalysisUtilities.RepeatedStrings.UnspecifiedValue;
AddPropertyIfNotNull(result, RenderSingleValueDiff(field, fieldValue, otherFieldValue));
}
else if (getFieldNode && getOtherFieldNode)
{
Contract.Assert(fieldNode != null);
Contract.Assert(otherFieldNode != null);
AddPropertyIfNotNull(result, DiffWeakFingerprintField(fieldNode, otherFieldNode));
}
}
}
Contract.Assert(result.Count > 0);
return(result);
}
private static JProperty DiffWeakFingerprintField(JsonNode fieldNode, JsonNode otherFieldNode)
{
Contract.Requires(fieldNode != null);
Contract.Requires(otherFieldNode != null);
Contract.Requires(fieldNode.Name == otherFieldNode.Name);
switch (fieldNode.Name)
{
case nameof(Process.Dependencies):
{
using (var inputFileDataPool = InputFileDataMapPool.GetInstance())
using (var otherInputFileDataPool = InputFileDataMapPool.GetInstance())
{
var inputFileData = inputFileDataPool.Instance;
var otherInputFileData = otherInputFileDataPool.Instance;
populateInputFileData(fieldNode, inputFileData);
populateInputFileData(otherFieldNode, otherInputFileData);
return(ExtractUnorderedMapDiff(
inputFileData,
otherInputFileData,
(dOld, dNew) => dOld.Equals(dNew),
out var added,
out var removed,
out var changed)
? new JProperty(fieldNode.Name, RenderUnorderedMapDiff(
inputFileData,
otherInputFileData,
added,
removed,
changed,
RenderPath,
(dataA, dataB) => dataA.HashOrContent))
: null);
}
}
case nameof(Process.FileOutputs):
{
using (var outputFileDataPool = OutputFileDataMapPool.GetInstance())
using (var otherOutputFileDataPool = OutputFileDataMapPool.GetInstance())
{
var outputFileData = outputFileDataPool.Instance;
var otherOutputFileData = otherOutputFileDataPool.Instance;
populateOutputFileData(fieldNode, outputFileData);
populateOutputFileData(otherFieldNode, otherOutputFileData);
return(ExtractUnorderedMapDiff(
outputFileData,
otherOutputFileData,
(dOld, dNew) => dOld.Equals(dNew),
out var added,
out var removed,
out var changed)
? new JProperty(fieldNode.Name, RenderUnorderedMapDiff(
outputFileData,
otherOutputFileData,
added,
removed,
changed,
RenderPath,
(dataA, dataB) => dataA.Attributes))
: null);
}
}
case nameof(PipFingerprintField.ExecutionAndFingerprintOptions):
case nameof(Process.EnvironmentVariables):
{
var result = DiffNameValuePairs(fieldNode, otherFieldNode);
return(result != null ? new JProperty(fieldNode.Name, result) : null);
}
case nameof(Process.DirectoryDependencies):
case nameof(Process.DirectoryOutputs):
case nameof(Process.UntrackedPaths):
case nameof(Process.UntrackedScopes):
case nameof(Process.PreserveOutputAllowlist):
case nameof(Process.SuccessExitCodes):
case PipFingerprintField.Process.SourceChangeAffectedInputList:
case nameof(Process.ChildProcessesToBreakawayFromSandbox):
{
var data = fieldNode.Values;
var otherData = otherFieldNode.Values;
return(ExtractUnorderedListDiff(data, otherData, out var added, out var removed)
? new JProperty(fieldNode.Name, RenderUnorderedListDiff(added, removed, RenderPath))
: null);
}
default:
return(RenderSingleValueDiff(fieldNode.Name, getSingleValueNode(fieldNode), getSingleValueNode(otherFieldNode)));
}
string getSingleValueNode(JsonNode node) =>
node.Values.Count > 0
? node.Values[0]
: CacheMissAnalysisUtilities.RepeatedStrings.MissingValue;
void populateInputFileData(JsonNode dependencyNode, Dictionary <string, InputFileData> inputFileData)
{
JsonTree.VisitTree(
dependencyNode,
node =>
{
string value = CacheMissAnalysisUtilities.RepeatedStrings.MissingValue;
if (node.Values.Count > 0)
{
value = node.Values[0];
}
else if (node.Children.First != null &&
node.Children.First.Value.Name == PipFingerprintField.FileDependency.PathNormalizedWriteFileContent &&
node.Children.First.Value.Values.Count > 0)
{
value = node.Children.First.Value.Values[0];
}
inputFileData[node.Name] = new InputFileData(node.Name, value);
},
recurse: false);
}
void populateOutputFileData(JsonNode outputNode, Dictionary <string, OutputFileData> outputFileData)
{
JsonTree.VisitTree(
outputNode,
node =>
{
string value = CacheMissAnalysisUtilities.RepeatedStrings.MissingValue;
if (node.Children.First != null &&
node.Children.First.Value.Name == PipFingerprintField.FileOutput.Attributes &&
node.Children.First.Value.Values.Count > 0)
{
value = node.Children.First.Value.Values[0];
}
outputFileData[node.Name] = new OutputFileData(node.Name, value);
},
recurse: false);
}
}
