libstratis 2.4.2

Stratis daemon
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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

use dbus::Message;
use dbus_tree::{MTSync, MethodInfo, MethodResult};

use crate::{
    dbus_api::{
        api::shared::create_pool_shared,
        consts,
        types::{CreatePoolParams, TData},
        util::{engine_to_dbus_err_tuple, get_next_arg, msg_code_ok, msg_string_ok},
    },
    engine::{DeleteAction, PoolUuid},
};

pub fn create_pool(m: &MethodInfo<MTSync<TData>, TData>) -> MethodResult {
    create_pool_shared(m, CreatePoolParams::Neither)
}

pub fn destroy_pool(m: &MethodInfo<MTSync<TData>, TData>) -> MethodResult {
    let message: &Message = m.msg;
    let mut iter = message.iter_init();

    let pool_path: dbus::Path<'static> = get_next_arg(&mut iter, 0)?;

    let dbus_context = m.tree.get_data();

    let default_return = (false, uuid_to_string!(PoolUuid::nil()));
    let return_message = message.method_return();

    let pool_uuid = match m
        .tree
        .get(&pool_path)
        .and_then(|op| op.get_data().as_ref())
        .map(|d| &d.uuid)
    {
        Some(uuid) => *typed_uuid!(uuid; Pool; default_return; return_message),
        None => {
            return Ok(vec![return_message.append3(
                default_return,
                msg_code_ok(),
                msg_string_ok(),
            )]);
        }
    };

    let msg = match log_action!(dbus_context.engine.blocking_lock().destroy_pool(pool_uuid)) {
        Ok(DeleteAction::Deleted(uuid)) => {
            dbus_context.push_remove(&pool_path, consts::pool_interface_list());
            return_message.append3(
                (true, uuid_to_string!(uuid)),
                msg_code_ok(),
                msg_string_ok(),
            )
        }
        Ok(DeleteAction::Identity) => {
            return_message.append3(default_return, msg_code_ok(), msg_string_ok())
        }
        Err(err) => {
            let (rc, rs) = engine_to_dbus_err_tuple(&err);
            return_message.append3(default_return, rc, rs)
        }
    };
    Ok(vec![msg])
}

pub fn configure_simulator(m: &MethodInfo<MTSync<TData>, TData>) -> MethodResult {
    let message = m.msg;
    let mut iter = message.iter_init();

    let return_message = message.method_return();

    let denominator: u32 = get_next_arg(&mut iter, 0)?;

    let dbus_context = m.tree.get_data();
    let mut mutex_lock = dbus_context.engine.blocking_lock();
    let result = mutex_lock.configure_simulator(denominator);

    let msg = match result {
        Ok(_) => return_message.append2(msg_code_ok(), msg_string_ok()),
        Err(err) => {
            let (rc, rs) = engine_to_dbus_err_tuple(&err);
            return_message.append2(rc, rs)
        }
    };
    Ok(vec![msg])
}