Add -summary option to estimate command

cloud-scanner-cli/src/lib.rs

@@ -64,6 +64,7 @@ pub async fn get_impacts_as_json_string(
     api_url: &str,
     verbose: bool,
     include_block_storage: bool,
+    summary_only: bool,
 ) -> Result<String> {
     let inventory_with_impacts = estimate_impacts(
         use_duration_hours,
@@ -76,6 +77,18 @@ pub async fn get_impacts_as_json_string(
     .await
     .context("Cannot perform standard scan")?;
 
+    if summary_only {
+        let usage_location: UsageLocation = UsageLocation::try_from(aws_region)?;
+        let summary: ImpactsSummary = ImpactsSummary::new(
+            String::from(aws_region),
+            usage_location.iso_country_code,
+            &inventory_with_impacts.clone(),
+            (*use_duration_hours).into(),
+        );
+
+        return Ok(serde_json::to_string(&summary)?);
+    }
+
     Ok(serde_json::to_string(&inventory_with_impacts)?)
 }
 
@@ -125,6 +138,7 @@ pub async fn print_default_impacts_as_json(
     api_url: &str,
     verbose: bool,
     include_storage: bool,
+    summary_only: bool,
 ) -> Result<()> {
     let j = get_impacts_as_json_string(
         use_duration_hours,
@@ -133,6 +147,7 @@ pub async fn print_default_impacts_as_json(
         api_url,
         verbose,
         include_storage,
+        summary_only,
     )
     .await?;
     println!("{}", j);

cloud-scanner-cli/src/main.rs

@@ -47,6 +47,10 @@ enum SubCommand {
         /// Returns results as OpenMetrics (Prometheus) instead of json
         #[arg(short = 'm', long)]
         as_metrics: bool,
+
+        /// Returns only the summary of the impacts as json
+        #[arg(short = 's', long)]
+        summary_only: bool,
     },
     /// List instances and  their average cpu load for the last 5 minutes (without returning impacts)
     Inventory {
@@ -103,6 +107,7 @@ async fn main() -> Result<()> {
             include_block_storage,
             output_verbose_json,
             as_metrics,
+            summary_only,
         } => {
             if as_metrics {
                 cloud_scanner_cli::print_default_impacts_as_metrics(
@@ -121,6 +126,7 @@ async fn main() -> Result<()> {
                     &api_url,
                     output_verbose_json,
                     include_block_storage,
+                    summary_only,
                 )
                 .await?
             }