feat: hack together a CLI to generate an entitites.json file

1 files changed, 60 insertions, 0 deletions

diff --git a/src/bin/cli.rs b/src/bin/cli.rs
new file mode 100644
index 00000000..275bd410
--- /dev/null
+++ b/src/bin/cli.rs
@@ -0,0 +1,60 @@
+use authzd::{generate_entities_from_api, write_entities_file};
+use clap::{Parser, Subcommand};
+
+#[derive(Parser, Debug)]
+#[command(
+    author,
+    version,
+    about = "Authorization CLI for managing Cedar entities and policies"
+)]
+struct Args {
+    #[command(subcommand)]
+    command: Commands,
+}
+
+#[derive(Subcommand, Debug)]
+enum Commands {
+    /// Generate entities from GitLab API
+    Generate {
+        /// Project ID or path (e.g., gitlab-org/gitlab)
+        #[arg(short, long)]
+        project: String,
+
+        /// Output file path
+        #[arg(short, long, default_value = "entities.json")]
+        output: String,
+
+        /// GitLab API token
+        #[arg(short, long, env = "GITLAB_TOKEN")]
+        token: String,
+
+        /// GitLab instance URL
+        #[arg(
+            short = 'H',
+            long,
+            env = "GITLAB_HOST",
+            default_value = "https://gitlab.com"
+        )]
+        host: String,
+    },
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args = Args::parse();
+
+    match args.command {
+        Commands::Generate {
+            project,
+            output,
+            token,
+            host,
+        } => {
+            let entities = generate_entities_from_api(token, host, project).await?;
+
+            write_entities_file(&entities, &output)?;
+        }
+    }
+
+    Ok(())
+}