chasquid: Load and resolve aliases

This patch integrates the aliases resolution into the daemon and queue.

The queue now will resolve aliases at Put time.

test/t-04-aliases/run.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+set -e
+. $(dirname ${0})/../util/lib.sh
+
+init
+
+generate_certs_for testserver
+add_user testserver user secretpassword
+
+mkdir -p .logs
+chasquid -v=2 --log_dir=.logs --config_dir=config &
+wait_until_ready 1025
+
+function send_and_check() {
+		run_msmtp $1@testserver < content
+		shift
+		for i in $@; do
+				wait_for_file .mail/$i@testserver
+				mail_diff content .mail/$i@testserver
+				rm -f .mail/$i@testserver
+		done
+}
+
+# Test email aliases.
+send_and_check pepe jose
+send_and_check joan juan
+send_and_check pitanga ñangapirí
+send_and_check añil azul índigo
+
+# Test suffix separators and drop characters.
+send_and_check a.ñi_l azul índigo
+send_and_check añil-blah azul índigo
+send_and_check añil+blah azul índigo
+
+# Test the pipe alias separately.
+rm -f .data/pipe_alias_worked
+run_msmtp tubo@testserver < content
+wait_for_file .data/pipe_alias_worked
+mail_diff content .data/pipe_alias_worked
+
+
+success