ockam_command 0.117.0

End-to-end encryption and mutual authentication for distributed applications.
Documentation
use clap::Args;
use colorful::Colorful;
use tokio::sync::Mutex;
use tokio::try_join;

use ockam_api::cli_state::random_name;

use crate::terminal::OckamColor;
use crate::util::async_cmd;
use crate::{docs, fmt_log, fmt_ok, CommandGlobalOpts};

const LONG_ABOUT: &str = include_str!("./static/create/long_about.txt");
const AFTER_LONG_HELP: &str = include_str!("./static/create/after_long_help.txt");

/// Create a new identity
#[derive(Clone, Debug, Args)]
#[command(
long_about = docs::about(LONG_ABOUT),
after_long_help = docs::after_help(AFTER_LONG_HELP)
)]
pub struct CreateCommand {
    #[arg(hide_default_value = true, default_value_t = random_name())]
    pub name: String,

    /// Vault name to store the identity key
    #[arg(long, value_name = "VAULT_NAME", global = true)]
    pub vault: Option<String>,

    /// Key ID to use for the identity creation
    #[arg(short, long)]
    pub key_id: Option<String>,
}

impl CreateCommand {
    pub fn new(name: String, vault: Option<String>, key_id: Option<String>) -> CreateCommand {
        CreateCommand {
            name,
            vault,
            key_id,
        }
    }

    pub fn name(&self) -> String {
        "create identity".into()
    }

    pub fn run(self, opts: CommandGlobalOpts) -> miette::Result<()> {
        async_cmd(&self.name(), opts.clone(), |_ctx| async move {
            self.async_run(opts).await
        })
    }

    pub(crate) async fn async_run(&self, opts: CommandGlobalOpts) -> miette::Result<()> {
        opts.terminal.write_line(&fmt_log!(
            "Creating identity {}...\n",
            &self
                .name
                .to_string()
                .color(OckamColor::PrimaryResource.color())
        ))?;

        let is_finished: Mutex<bool> = Mutex::new(false);
        // This variable is used so that the output message does not clobber the spinner output.
        let is_default_vault_created: Mutex<Option<String>> = Mutex::new(None);

        let send_req = async {
            let existing_vaults = opts.state.get_named_vaults().await?.len();

            let vault = match &self.vault {
                Some(vault_name) => opts.state.get_or_create_named_vault(vault_name).await?,
                None => opts.state.get_or_create_default_named_vault().await?,
            };
            let updated_vaults = opts.state.get_named_vaults().await?.len();

            // If a new vault has been created display a message
            if updated_vaults > existing_vaults {
                *is_default_vault_created.lock().await = Some(vault.name());
            };

            let identity = match &self.key_id {
                Some(key_id) => {
                    opts.state
                        .create_identity_with_key_id(&self.name, &vault.name(), key_id.as_ref())
                        .await?
                }
                None => {
                    opts.state
                        .create_identity_with_name_and_vault(&self.name, &vault.name())
                        .await?
                }
            };

            *is_finished.lock().await = true;
            Ok(identity.identifier())
        };

        let output_messages = vec![format!("Creating identity...")];

        let progress_output = opts
            .terminal
            .progress_output(&output_messages, &is_finished);

        let (identifier, _) = try_join!(send_req, progress_output)?;

        if let Some(vault_name) = is_default_vault_created.lock().await.clone() {
            opts.terminal.write_line(&fmt_log!(
                "Default vault created named {}\n",
                vault_name.color(OckamColor::PrimaryResource.color())
            ))?;
        }

        opts.terminal
            .stdout()
            .plain(
                fmt_ok!(
                    "Identity {} \n",
                    identifier
                        .to_string()
                        .color(OckamColor::PrimaryResource.color())
                ) + &fmt_log!(
                    "created successfully as {}",
                    &self
                        .name
                        .to_string()
                        .color(OckamColor::PrimaryResource.color())
                ),
            )
            .machine(identifier.clone())
            .json(serde_json::json!({ "identifier": &identifier }))
            .write_line()?;
        Ok(())
    }
}