1 files changed, 33 insertions, 0 deletions
diff --git a/src/cmd/init.rs b/src/cmd/init.rs
new file mode 100644
index 0000000..5950fbb
--- /dev/null
+++ b/src/cmd/init.rs
@@ -0,0 +1,33 @@
+//! The `init` subcommand.
+
+use crate::config::ClientConfig;
+use crate::error::ObnamError;
+use crate::passwords::{passwords_filename, Passwords};
+use clap::Parser;
+
+const PROMPT: &str = "Obnam passphrase: ";
+
+/// Initialize client by setting passwords.
+#[derive(Debug, Parser)]
+pub struct Init {
+    /// Only for testing.
+    #[clap(long)]
+    insecure_passphrase: Option<String>,
+}
+
+impl Init {
+    /// Run the command.
+    pub fn run(&self, config: &ClientConfig) -> Result<(), ObnamError> {
+        let passphrase = match &self.insecure_passphrase {
+            Some(x) => x.to_string(),
+            None => rpassword::prompt_password(PROMPT).unwrap(),
+        };
+
+        let passwords = Passwords::new(&passphrase);
+        let filename = passwords_filename(&config.filename);
+        passwords
+            .save(&filename)
+            .map_err(|err| ObnamError::PasswordSave(filename, err))?;
+        Ok(())
+    }
+}