Method exec

crates/update/src/cli/self_install.rs:22–103

(self)

impl SelfInstall {
    pub fn exec(self) -> anyhow::Result<ExitCode> {
        let paths = match &self.root_dir {
            Some(root_dir) => SpacetimePaths::from_root_dir(root_dir),
            None => SpacetimePaths::platform_defaults()?,
        };

        let SpacetimePaths {
            cli_config_dir,
            cli_bin_file,
            cli_bin_dir,
            data_dir,
        } = &paths;

        let root_dir = self.root_dir.or_else(|| paths.to_root_dir());
        eprint!("The SpacetimeDB command line tool will now be installed");
        if let Some(root_dir) = &root_dir {
            eprintln!(" into {}", root_dir.display());
        } else {
            eprintln!(":");
            eprintln!("\tCLI configuration directory: {}", cli_config_dir.display());
            eprintln!("\t`spacetime` binary: {}", cli_bin_file.display());
            eprintln!(
                "\tdirectory for installed SpacetimeDB versions: {}",
                cli_bin_dir.display()
            );
            eprintln!("\tdatabase directory: {}", data_dir.display());
        }
        if !self
            .yes
            .confirm_with_default("Would you like to continue?".to_owned(), true)?
        {
            eprintln!("Exiting.");
            return Ok(ExitCode::FAILURE);
        }

        let current_exe = std::env::current_exe().context("could not get current exe")?;
        let suppress_eexists = |r: std::io::Result<()>| {
            r.or_else(|e| (e.kind() == std::io::ErrorKind::AlreadyExists).then_some(()).ok_or(e))
        };
        suppress_eexists(cli_bin_dir.create()).context("could not create bin dir")?;
        suppress_eexists(cli_config_dir.create()).context("could not create config dir")?;
        suppress_eexists(data_dir.create()).context("could not create data dir")?;
        cli_bin_file
            .create_parent()
            .and_then(|()| std::fs::copy(&current_exe, cli_bin_file))
            .context("could not install binary")?;

        eprintln!("Downloading latest version...");
        super::upgrade::Upgrade {}
            .exec(&paths)
            .context("failed to download and install latest SpacetimeDB version")?;

        eprintln!(
            "The `spacetime` command has been installed as {}",
            cli_bin_file.display()
        );
        eprintln!();