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Fix Tailscale split DNS compatibility by removing [!UNAVAIL=return] (#1884)

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Removes [!UNAVAIL=return] from nsswitch.conf configuration to resolve
Tailscale split DNS issues while maintaining mDNS printer discovery.

- Updated printer setup script
- Updated existing Avahi migration
- Added migration for existing users

Addresses: https://github.com/basecamp/omarchy/pull/1021#issuecomment-3318650490
This commit is contained in:
Jarek
2025-10-13 01:59:04 +02:00
committed by GitHub
parent 55604e43f5
commit adad20b6a1
3 changed files with 7 additions and 2 deletions
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2
install/config/hardware/printer.sh
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@@ -6,7 +6,7 @@ echo -e "[Resolve]\nMulticastDNS=no" | sudo tee /etc/systemd/resolved.conf.d/10-
chrootable_systemctl_enable avahi-daemon.service
# Enable mDNS resolution for .local domains
sudo sed -i 's/^hosts:.*/hosts: mymachines mdns_minimal [NOTFOUND=return] resolve [!UNAVAIL=return] files myhostname dns/' /etc/nsswitch.conf
sudo sed -i 's/^hosts:.*/hosts: mymachines mdns_minimal [NOTFOUND=return] resolve files myhostname dns/' /etc/nsswitch.conf
# Enable automatically adding remote printers
if ! grep -q '^CreateRemotePrinters Yes' /etc/cups/cups-browsed.conf; then

2
migrations/1757361128.sh
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@@ -2,6 +2,6 @@ echo "Enable mDNS resolution for existing Avahi installations"
if systemctl is-enabled avahi-daemon.service >/dev/null 2>&1; then
if ! grep -q "mdns_minimal" /etc/nsswitch.conf; then
sudo sed -i 's/^hosts:.*/hosts: mymachines mdns_minimal [NOTFOUND=return] resolve [!UNAVAIL=return] files myhostname dns/' /etc/nsswitch.conf
sudo sed -i 's/^hosts:.*/hosts: mymachines mdns_minimal [NOTFOUND=return] resolve files myhostname dns/' /etc/nsswitch.conf
fi
fi

5
migrations/1758562032.sh Normal file
View File

@@ -0,0 +1,5 @@
echo "Fix Tailscale split DNS compatibility by removing [!UNAVAIL=return] from nsswitch.conf"
if grep -q '\[!UNAVAIL=return\]' /etc/nsswitch.conf; then
sudo sed -i 's/resolve \[!UNAVAIL=return\]/resolve/g' /etc/nsswitch.conf
fi