Add list_s3_buckets pipeline

pipelines/s3/list_s3_buckets.hcl

@@ -0,0 +1,50 @@
+pipeline "list_s3_buckets" {
+  title = "List S3 Buckets"
+
+  param "region" {
+    type        = string
+    description = "The name of the Region."
+    default     = var.region
+  }
+
+  param "access_key_id" {
+    type        = string
+    description = "The ID for this access key."
+    default     = var.access_key_id
+  }
+
+  param "secret_access_key" {
+    type        = string
+    description = "The secret key used to sign requests."
+    default     = var.secret_access_key
+  }
+
+  param "query" {
+    type        = string
+    description = "A JMESPath query to use in filtering the response data."
+    optional    = true
+  }
+
+  step "container" "list_s3_buckets" {
+    image = "amazon/aws-cli"
+
+    cmd = concat(
+      ["s3api", "list-buckets"],
+      param.query != null ? ["--query", param.query] : [],
+    )
+
+    env = {
+      AWS_REGION            = param.region
+      AWS_ACCESS_KEY_ID     = param.access_key_id
+      AWS_SECRET_ACCESS_KEY = param.secret_access_key
+    }
+  }
+
+  output "stdout" {
+    value = jsondecode(step.container.list_s3_buckets.stdout)
+  }
+
+  output "stderr" {
+    value = jsondecode(step.container.list_s3_buckets.stderr)
+  }
+}