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.gitignore

@@ -1,2 +1,5 @@
 /target
 **/*.rs.bk
+
+.idea
+*.sw?

Cargo.toml

@@ -5,3 +5,5 @@ authors = ["Julio Biason <julio.biason@deliverit.com.br>"]
 edition = "2018"
 
 [dependencies]
+rusoto_s3 = "0.40.0"
+rusoto_core = "0.40.0"

src/main.rs

@@ -1,3 +1,34 @@
+use std::env;
+
+use rusoto_core::Region;
+use rusoto_s3::S3Client;
+use rusoto_s3::ListObjectsV2Request;
+use rusoto_s3::S3;
+
 fn main() {
-    println!("Hello, world!");
+    let region = env::var("NC_REGION").expect("export NC_REGION with the endpoint region");
+    let endpoint = env::var("NC_ENDPOINT").expect("export NC_ENDPOINT with the endpot URL");
+    let bucket = env::var("NC_BUCKET").expect("export NC_BUCKET with the bucket to be accessed");
+
+    println!("Accessing {}::{}",
+             region,
+             endpoint);
+
+    let region = Region::Custom {
+        name: region.to_owned(),
+        endpoint: endpoint.to_owned()
+    };
+
+    let client = S3Client::new(region);
+
+    let list_objects_request = ListObjectsV2Request {
+        bucket: bucket.to_owned(),
+        ..Default::default()
+    };
+
+    let result = client
+        .list_objects_v2(list_objects_request)
+        .sync()
+        .expect("Can't list contents of buckets");
+    println!("List result: {:?}", result);
 }