From ed8228db96961908c7e1fe7f86d05b8d5760efdb Mon Sep 17 00:00:00 2001
From: Craig Jennings <c@cjennings.net>
Date: Mon, 19 Jan 2026 23:06:22 -0600
Subject: feat(archsetup): skip avahi if already running

Detect if avahi-daemon.service is active and skip install/config.
Supports archzfs installs that pre-configure avahi for mDNS on first boot.
---
 archsetup | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/archsetup b/archsetup
index 5f6e9ba..d87edcc 100755
--- a/archsetup
+++ b/archsetup
@@ -849,11 +849,15 @@ EOF
 
     display "subtitle" "Network Service Discovery"
     pacman_install nss-mdns # GNU Name Service Switch host name resolution
-    pacman_install avahi # service discovery on a local network using mdns
 
-    action="enabling avahi for mDNS discovery" && display "task" "$action"
     # Note: systemd-resolved handles DNS (with DoT), avahi handles mDNS (.local)
-    systemctl enable avahi-daemon.service >> "$logfile" 2>&1 || error "error" "$action" "$?"
+    if systemctl is-active --quiet avahi-daemon.service; then
+        display "task" "skipping avahi (already running)"
+    else
+        pacman_install avahi # service discovery on a local network using mdns
+        action="enabling avahi for mDNS discovery" && display "task" "$action"
+        systemctl enable avahi-daemon.service >> "$logfile" 2>&1 || error "error" "$action" "$?"
+    fi
 
     pacman_install geoclue # geolocation service for location-aware apps
     action="enabling geoclue geolocation service" && display "task" "$action"
-- 
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