WIP: Create command structure

Cargo.toml

@@ -4,3 +4,13 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+anyhow = "1.0.82"
+clap = { version = "4.5.4", features = ["derive"] }
+mysql = "25.0.0"
+serde = "1.0.198"
+toml = "0.8.12"
+
+[[bin]]
+name = "mysqladm"
+bench = false
+path = "src/main.rs"

flake.nix

@@ -28,6 +28,8 @@
         (toolchain.withComponents [
           "cargo" "rustc" "rustfmt" "clippy"
         ])
+        pkgs.openssl
+        pkgs.pkg-config
       ];
       RUST_SRC_PATH = "${toolchain.rust-src}/lib/rustlib/src/rust/";
     });

src/database_command.rs

@@ -0,0 +1,33 @@
+use clap::Parser;
+
+#[derive(Parser)]
+pub struct DatabaseArgs {
+    #[clap(subcommand)]
+    subcmd: DatabaseCommand,
+}
+
+#[derive(Parser)]
+enum DatabaseCommand {
+    /// Create the DATABASE(S).
+    Create,
+
+    /// Delete the DATABASE(S).
+    Drop,
+
+    /// Give information about the DATABASE(S), or, if none are given, all the ones you own.
+    Show,
+
+    /// Change permissions for the DATABASE(S).
+    /// Your favorite editor will be started, allowing you to make changes to the permission table.
+    /// Run `mysql-dbadm --help-editperm` for more information.
+    EditPerm,
+}
+
+pub fn handle_command(args: DatabaseArgs) {
+    match args.subcmd {
+        DatabaseCommand::Create => println!("Creating database"),
+        DatabaseCommand::Drop => println!("Dropping database"),
+        DatabaseCommand::Show => println!("Showing database"),
+        DatabaseCommand::EditPerm => println!("Editing permissions"),
+    }
+}

src/main.rs

@@ -1,3 +1,61 @@
-fn main() {
-    println!("Hello, world!");
+use clap::Parser;
+
+mod database_command;
+mod user_command;
+
+#[derive(Parser)]
+struct Args {
+    #[clap(subcommand)]
+    command: Command,
 }
+
+#[derive(Parser)]
+enum Command {
+    /// Create, drop or edit permission for the DATABASE(s),
+    #[clap(name = "db")]
+    Database(database_command::DatabaseArgs),
+
+    /// Create, delete or change password for your USER,
+    #[clap(name = "user")]
+    User(user_command::UserArgs),
+}
+
+fn main() {
+    let args: Args = Args::parse();
+    match args.command {
+        Command::Database(database_args) => database_command::handle_command(database_args),
+        Command::User(user_args) => user_command::handle_command(user_args),
+    }
+}
+
+// loginstud03% mysql-dbadm --help
+
+// Usage: mysql-dbadm COMMAND [DATABASE]...
+// Create, drop og edit permission for the DATABASE(s),
+// as determined by the COMMAND.  Valid COMMANDs:
+
+//   create     create the DATABASE(s).
+//   drop       delete the DATABASE(s).
+//   show       give information about the DATABASE(s), or, if
+//              none are given, all the ones you own.
+//   editperm   change permissions for the DATABASE(s).  Your
+//              favorite editor will be started, allowing you
+//              to make changes to the permission table.
+//              Run 'mysql-dbadm --help-editperm' for more
+//              information.
+
+// Report bugs to orakel@ntnu.no
+
+// loginstud03% mysql-useradm --help
+
+// Usage: mysql-useradm COMMAND [USER]...
+// Create, delete or change password for the USER(s),
+// as determined by the COMMAND.  Valid COMMANDs:
+
+//   create     create the USER(s).
+//   delete     delete the USER(s).
+//   passwd     change the MySQL password for the USER(s).
+//   show       give information about the USERS(s), or, if
+//              none are given, all the users you have.
+
+// Report bugs to orakel@ntnu.no

src/user_command.rs

@@ -0,0 +1,24 @@
+use clap::Parser;
+
+#[derive(Parser)]
+pub struct UserArgs {
+    #[clap(subcommand)]
+    subcmd: UserCommand,
+}
+
+#[derive(Parser)]
+enum UserCommand {
+    Create,
+    Delete,
+    Passwd,
+    Show,
+}
+
+pub fn handle_command(args: UserArgs) {
+    match args.subcmd {
+        UserCommand::Create => println!("Creating user"),
+        UserCommand::Delete => println!("Deleting user"),
+        UserCommand::Passwd => println!("Changing password"),
+        UserCommand::Show => println!("Showing user"),
+    }
+}