private async Task CheckTagChangeAsync(
Subscription subscription, IDockerRegistryClient registryClient, CloudTable digestsTable)
{
log.LogInformation($"Checking tag change for '{subscription.Repo}:{subscription.Tag}'");
string digest = await registryClient.GetDigestAsync(subscription);
log.LogInformation($"Querying stored digest for '{subscription.Repo}:{subscription.Tag}'");
var keys = DigestEntry.GetKeys(subscription.Registry, subscription.Repo, subscription.Tag);
var retrieveOperation = TableOperation.Retrieve <DigestEntry>(keys.PartitionKey, keys.RowKey);
var result = (DigestEntry)(await digestsTable.ExecuteAsync(retrieveOperation)).Result;
TagChangedData tagChangedData = null;
if (result is null)
{
log.LogInformation($"Tag '{subscription.Repo}:{subscription.Tag}' is not stored yet. Inserting into table.");
var insertOperation = TableOperation.Insert(new DigestEntry(subscription.Registry, subscription.Repo, subscription.Tag)
{
Digest = digest
});
await digestsTable.ExecuteAsync(insertOperation);
tagChangedData = CreateTagChangedData(subscription, digest, TagChangeType.New);
}
else if (result.Digest != digest)
{
log.LogInformation($"Tag '{subscription.Repo}:{subscription.Tag}' has digest diff. Updating table with new value.{Environment.NewLine}Stored: {result.Digest}{Environment.NewLine}Latest: {digest}");
result.Digest = digest;
var insertOperation = TableOperation.Merge(result);
await digestsTable.ExecuteAsync(insertOperation);
tagChangedData = CreateTagChangedData(subscription, digest, TagChangeType.Updated);
}
else
{
log.LogInformation($"No change to digest for '{subscription.Repo}:{subscription.Tag}'.");
}
if (tagChangedData != null)
{
EventGridEvent eventGridEvent = new EventGridEvent
{
Data = tagChangedData,
Subject = $"{tagChangedData.Repo}:{tagChangedData.Tag}",
Id = Guid.NewGuid().ToString(),
EventTime = DateTime.UtcNow,
EventType = tagChangedData.ChangeType.ToString(),
DataVersion = "1.0",
};
await SendEventNotificationAsync(log, config["TagChangedEndpoint"], config["TagChangedAccessKey"], eventGridEvent);
}
}
public void AddEntryToList(DigestEntry entry)
{
if (entry.typeOfDigestEntry == DigestEntryType.Person && !peopleList.Contains(entry))
{
peopleList.Add(entry);
AlphabetizeAListByName(peopleList);
}
if (entry.typeOfDigestEntry == DigestEntryType.Place && !placesList.Contains(entry))
{
placesList.Add(entry);
AlphabetizeAListByName(placesList);
}
if (entry.typeOfDigestEntry == DigestEntryType.Thing && !thingsList.Contains(entry))
{
thingsList.Add(entry);
AlphabetizeAListByName(thingsList);
}
}
public void DoWork(IRequest request)
{
// ReturnSample(request);
//return;
// DECLARATIONS
string resourceKindName;
string EndPoint;
SdataContext sdataContext;
ISyncSyncDigestInfoStore syncDigestStore;
SyncDigestInfo syncDigestInfo;
// INITIALIZATIONS
sdataContext = _requestContext.SdataContext;
resourceKindName = _requestContext.ResourceKind.ToString();
EndPoint = _requestContext.DatasetLink + resourceKindName;
syncDigestStore = NorthwindAdapter.StoreLocator.GetSyncDigestStore(sdataContext);
// Get the digest info from store
syncDigestInfo = syncDigestStore.Get(resourceKindName);
/* Create a digest payload and fill it with values retrived from digest store */
//DigestPayload digestPayload = new DigestPayload();
Digest digest = new Digest();
digest.Origin = EndPoint;
// set digest entries
if ((null == syncDigestInfo) || (syncDigestInfo.Count == 0))
{
DigestEntry entry = new DigestEntry();
entry.ConflictPriority = 1;
entry.EndPoint = EndPoint;
entry.Stamp = DateTime.Now;
entry.Tick = 1;
digest.Entries = new DigestEntry[] { entry };
}
else
{
digest.Entries = new DigestEntry[syncDigestInfo.Count];
for (int i = 0; i < syncDigestInfo.Count; i++)
{
DigestEntry entry = new DigestEntry();
entry.ConflictPriority = syncDigestInfo[i].ConflictPriority;
entry.EndPoint = syncDigestInfo[i].EndPoint;
entry.Stamp = syncDigestInfo[i].Stamp;
entry.Tick = (int)syncDigestInfo[i].Tick;
digest.Entries[i] = entry;
}
}
// The url to this request
string url = EndPoint + "/$syncDigest";
// Create self link
FeedLink link = new FeedLink(url, LinkType.Self, MediaType.AtomEntry);
// Create FeedEntry
// Set Response
DigestFeedEntry digestFeedEntry = new DigestFeedEntry();
digestFeedEntry.Digest = digest;
digestFeedEntry.Title = "Synchronization digest";
//digestFeedEntry.Id = url;
digestFeedEntry.Links.Add(link);
request.Response.FeedEntry = digestFeedEntry;
request.Response.ContentType = MediaType.AtomEntry;
}
public void DoWork(IRequest request)
{
// ReturnSample(request);
//return;
// DECLARATIONS
string resourceKindName;
string EndPoint;
SdataContext sdataContext;
ISyncSyncDigestInfoStore syncDigestStore;
SyncDigestInfo syncDigestInfo;
// INITIALIZATIONS
sdataContext = _requestContext.SdataContext;
resourceKindName = _requestContext.ResourceKind.ToString();
EndPoint = _requestContext.DatasetLink + resourceKindName;
syncDigestStore = NorthwindAdapter.StoreLocator.GetSyncDigestStore(sdataContext);
// Get the digest info from store
syncDigestInfo = syncDigestStore.Get(resourceKindName);
/* Create a digest payload and fill it with values retrived from digest store */
//DigestPayload digestPayload = new DigestPayload();
Digest digest = new Digest();
digest.Origin = EndPoint;
// set digest entries
if ((null == syncDigestInfo) || (syncDigestInfo.Count == 0))
{
DigestEntry entry = new DigestEntry();
entry.ConflictPriority = 1;
entry.EndPoint = EndPoint;
entry.Stamp = DateTime.Now;
entry.Tick = 1;
digest.Entries = new DigestEntry[] { entry };
}
else
{
digest.Entries = new DigestEntry[syncDigestInfo.Count];
for (int i = 0; i < syncDigestInfo.Count; i++)
{
DigestEntry entry = new DigestEntry();
entry.ConflictPriority = syncDigestInfo[i].ConflictPriority;
entry.EndPoint = syncDigestInfo[i].EndPoint;
entry.Stamp = syncDigestInfo[i].Stamp;
entry.Tick = (int)syncDigestInfo[i].Tick;
digest.Entries[i] = entry;
}
}
// The url to this request
string url = EndPoint + "/$syncDigest";
// Create self link
FeedLink link = new FeedLink(url, LinkType.Self, MediaType.AtomEntry);
// Create FeedEntry
// Set Response
DigestFeedEntry digestFeedEntry = new DigestFeedEntry();
digestFeedEntry.Digest = digest;
digestFeedEntry.Title = "Synchronization digest";
//digestFeedEntry.Id = url;
digestFeedEntry.Links.Add(link);
request.Response.FeedEntry = digestFeedEntry;
request.Response.ContentType = MediaType.AtomEntry;
}
