localhost plugin purpose
The localhost plugin exposes an app's assets through a localhost server instead of using the default custom protocol.
Tauri · Plugins and security · all subjects
localhost
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localhost plugin security warning
The localhost plugin brings considerable security risks and should only be used if you know what you are doing. The default custom protocol implementation should be preferred if in doubt.
localhost plugin automatic setup command
Use the package manager to install the localhost plugin automatically with one of the following commands: 'npm run tauri add localhost', 'yarn run tauri add localhost', 'pnpm tauri add localhost', 'deno task tauri add localhost', 'bun tauri add localhost', or 'cargo tauri add localhost'.
localhost plugin manual setup with Cargo
To manually add the localhost plugin, run 'cargo add tauri-plugin-localhost' in the src-tauri folder to add the dependency to Cargo.toml.
localhost plugin initialization in lib.rs
Initialize the localhost plugin in lib.rs by calling .plugin(tauri_plugin_localhost::Builder::new().build()) on the tauri::Builder.
localhost plugin usage example in Rust
Example of using the localhost plugin in Rust: specify a port number (e.g., u16 = 9527), then initialize the plugin with tauri_plugin_localhost::Builder::new(port).build() in the tauri::Builder. In the setup callback, create a URL like 'http://localhost:{port}' and pass it to WebviewWindowBuilder::new() with WebviewUrl::External(url).
localhost plugin port configuration
The localhost plugin accepts a port number as a parameter to the Builder. For example, tauri_plugin_localhost::Builder::new(port) where port is a u16 value.
localhost plugin Rust-only availability
The localhost plugin is available in Rust only.