Fixing some mistakes

Author: mbruin-NR

Agent/Harvester/DataStore/NRMAAgentConfiguration.m

@@ -22,7 +22,7 @@
 
 // Default max event buffer time is 10 minutes (600 seconds).
 static NSUInteger __NRMA__maxEventBufferTime = 600;
-static NSUInteger __NRMA__maxOfflineStorageSize = 1000000;
+static NSUInteger __NRMA__maxOfflineStorageSize = 100000000; // 100 mb
 
 @implementation NRMAAgentConfiguration
 

Agent/Harvester/NRMAHarvesterConnection.m

@@ -24,7 +24,6 @@ - (id) init
     if (self) {
         self.harvestSession = [NSURLSession sessionWithConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration]];
         self.offlineStorage = [[NRMAOfflineStorage alloc] initWithEndpoint:@"data"];
-        [_offlineStorage setMaxOfflineStorageSize:[NRMAAgentConfiguration getMaxOfflineStorageSize]];
     }
     return self;
 }
@@ -42,7 +41,7 @@ -(void) sendOfflineStorage {
         return;
     }
     NRLOG_VERBOSE(@"Number of offline data posts: %lu", (unsigned long)offlineData.count);
-    
+    __block NSUInteger totalSize = 0;
     [offlineData enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
         NSData *jsonData = (NSData *)obj;
 
@@ -51,14 +50,16 @@ -(void) sendOfflineStorage {
             NRLOG_ERROR(@"Failed to create data POST");
             return;
         }
-        [NRMASupportMetricHelper enqueueOfflinePayloadMetric:[post.HTTPBody length]];
 
         NRMAHarvestResponse* response = [self send:post];
 
         if([NRMAOfflineStorage checkErrorToPersist:response.error]) {
             [_offlineStorage persistDataToDisk:jsonData];
+        } else {
+            totalSize += [post.HTTPBody length];
         }
     }];
+    [NRMASupportMetricHelper enqueueOfflinePayloadMetric:totalSize];
 }
 
 - (NSURLRequest*) createPostWithURI:(NSString*)url message:(NSString*)message

Agent/Utilities/NRMAOfflineStorage.m

@@ -13,8 +13,9 @@
 #import "Constants.h"
 #import "NRMAJSON.h"
 #import "NRMASupportMetricHelper.h"
+#import "NRMAAgentConfiguration.h"
 
-#define kNRMAOfflineStorageCurrentSize @"com.newrelic.offlineStorageCurrentSize"
+#define kNRMAOfflineStorageCurrentSizeKey @"com.newrelic.offlineStorageCurrentSize"
 
 @implementation NRMAOfflineStorage {
     NSUInteger maxOfflineStorageSize;
@@ -25,7 +26,7 @@ - (id)initWithEndpoint:(NSString*) name {
     self = [super init];
     if (self) {
         _name = name;
-        maxOfflineStorageSize = 1000000;
+        maxOfflineStorageSize = [NRMAAgentConfiguration getMaxOfflineStorageSize];
     }
     return self;
 }
@@ -44,7 +45,7 @@ - (BOOL) persistDataToDisk:(NSData*) data {
     @synchronized (self) {
         [self createDirectory];
 
-        NSUInteger currentOfflineStorageSize = [[NSUserDefaults standardUserDefaults] integerForKey:kNRMAOfflineStorageCurrentSize];
+        NSUInteger currentOfflineStorageSize = [[NSUserDefaults standardUserDefaults] integerForKey:kNRMAOfflineStorageCurrentSizeKey];
         currentOfflineStorageSize += data.length;
         if(currentOfflineStorageSize > maxOfflineStorageSize){
             NRLOG_WARNING(@"Not saving to offline storage because max storage size has been reached.");
@@ -54,7 +55,7 @@ - (BOOL) persistDataToDisk:(NSData*) data {
         NSError *error = nil;
         if (data) {
             if ([data writeToFile:[self newOfflineFilePath] options:NSDataWritingAtomic error:&error]) {
-                [[NSUserDefaults standardUserDefaults] setInteger:currentOfflineStorageSize forKey:kNRMAOfflineStorageCurrentSize]; // If we successfully save the data save the new current total size
+                [[NSUserDefaults standardUserDefaults] setInteger:currentOfflineStorageSize forKey:kNRMAOfflineStorageCurrentSizeKey]; // If we successfully save the data save the new current total size
                 NRLOG_VERBOSE(@"Successfully persisted failed upload data to disk for offline storage. Current offline storage: %lu", (unsigned long)currentOfflineStorageSize);
                 return YES;
             }
@@ -88,10 +89,12 @@ - (BOOL) persistDataToDisk:(NSData*) data {
 }
 
 - (BOOL) clearAllOfflineFiles {
-    if ([[NSFileManager defaultManager] removeItemAtPath:[self offlineDirectoryPath] error:NULL]) {
-        [[NSUserDefaults standardUserDefaults] setInteger:0 forKey:kNRMAOfflineStorageCurrentSize];
+    NSError* error;
+    if ([[NSFileManager defaultManager] removeItemAtPath:[self offlineDirectoryPath] error:&error]) {
+        [[NSUserDefaults standardUserDefaults] setInteger:0 forKey:kNRMAOfflineStorageCurrentSizeKey];
         return true;
     }
+    NRLOG_ERROR(@"Failed to clear offline storage: %@", error);
     return false;
 }
 

Tests/Unit-Tests/NewRelicAgentTests/Uncategorized/NRMAOfflineStorageTests.m

@@ -21,10 +21,12 @@ -(void) setUp {
     [super setUp];
     self.offlineStorage = [[NRMAOfflineStorage alloc] initWithEndpoint:@"Test"];
     [self.offlineStorage clearAllOfflineFiles];
+    [[NSUserDefaults standardUserDefaults] setInteger:0 forKey:@"com.newrelic.offlineStorageCurrentSize"];
 }
 
 -(void) tearDown {
     [super tearDown];
+    [self.offlineStorage clearAllOfflineFiles];
 }
 
 - (unsigned long long)folderSize:(NSString *)folderPath {