[TOW-1316] Validate 50MB Limit for deployment package size

crates/tower-cmd/src/util/deploy.rs

@@ -33,7 +33,16 @@ pub async fn upload_file_with_progress(
     let metadata = file.metadata().await?;
     let file_size = metadata.len();
 
-    // Create a stream with progress tracking
+    // Check if bundle size exceeds the maximum allowed size
+    if file_size > tower_package::MAX_BUNDLE_SIZE {
+        let size_mb = file_size as f64 / (1024.0 * 1024.0);
+        let max_mb = tower_package::MAX_BUNDLE_SIZE as f64 / (1024.0 * 1024.0);
+        output::die(&format!(
+            "Your App is too big! ({:.2} MB) exceeds maximum allowed size ({:.0} MB). Please consider reducing app size by removing unnecessary files or import_paths in the Towerfile.",
+            size_mb, max_mb
+        ));
+    }
+
     let reader_stream = ReaderStream::new(file);
     let progress_stream =
         util::progress::ProgressStream::new(reader_stream, file_size, progress_cb).await?;

crates/tower-package/src/lib.rs

@@ -29,6 +29,10 @@ pub use error::Error;
 // 3 - Change checksum algorithm to be cross-platform
 const CURRENT_PACKAGE_VERSION: i32 = 3;
 
+// Maximum allowed size for a bundle package in bytes (50MB)
+// This limit ensures bundles remain manageable for deployment and storage.
+pub const MAX_BUNDLE_SIZE: u64 = 50 * 1024 * 1024;
+
 #[derive(Clone, Serialize, Deserialize, Debug)]
 pub struct Parameter {
     pub name: String,

crates/tower-runtime/tests/local_test.rs

@@ -56,7 +56,7 @@ async fn test_running_hello_world_json_logs() {
         secrets: HashMap::new(),
         parameters: HashMap::new(),
         env_vars: HashMap::new(),
-        cache_dir: Some(config::default_cache_dir())
+        cache_dir: Some(config::default_cache_dir()),
     };
 
     // Start the app using the LocalApp runtime

crates/tower-telemetry/src/logging.rs

@@ -183,22 +183,26 @@ fn create_fmt_layer(format: LogFormat, destination: LogDestination) -> BoxedFmtL
 
     match destination {
         LogDestination::Stdout => match format {
-            LogFormat::Plain => Box::new(fmt::layer().event_format(
-                fmt::format()
-                    .pretty()
-                    .with_target(false)
-                    .with_file(false)
-                    .with_line_number(false)
-                    .with_ansi(use_color)
-            )),
-            LogFormat::Json => Box::new(fmt::layer().event_format(
-                fmt::format()
-                    .json()
-                    .with_target(false)
-                    .with_file(false)
-                    .with_line_number(false)
-                    .with_ansi(use_color)
-            )),
+            LogFormat::Plain => Box::new(
+                fmt::layer().event_format(
+                    fmt::format()
+                        .pretty()
+                        .with_target(false)
+                        .with_file(false)
+                        .with_line_number(false)
+                        .with_ansi(use_color),
+                ),
+            ),
+            LogFormat::Json => Box::new(
+                fmt::layer().event_format(
+                    fmt::format()
+                        .json()
+                        .with_target(false)
+                        .with_file(false)
+                        .with_line_number(false)
+                        .with_ansi(use_color),
+                ),
+            ),
         },
         LogDestination::File(path) => {
             let file_appender = tracing_appender::rolling::daily(".", path);
@@ -211,7 +215,7 @@ fn create_fmt_layer(format: LogFormat, destination: LogDestination) -> BoxedFmtL
                                 .with_target(false)
                                 .with_file(false)
                                 .with_line_number(false)
-                                .with_ansi(use_color)
+                                .with_ansi(use_color),
                         )
                         .with_writer(file_appender),
                 ),
@@ -223,7 +227,7 @@ fn create_fmt_layer(format: LogFormat, destination: LogDestination) -> BoxedFmtL
                                 .with_target(false)
                                 .with_file(false)
                                 .with_line_number(false)
-                                .with_ansi(use_color)
+                                .with_ansi(use_color),
                         )
                         .with_writer(file_appender),
                 ),