Useful for kawai and other XMPP services behind the same URL (eg. for serving SSL traffic.) WebSockets require HTTP/1.1, and prosody assumes traffic on TCP port 5280 is not secure (and trying to force it to starttls) thus requiring the configuration knob highlighted below. prosody.cfg.lua consider_websocket_secure = true nginx.conf map Continue Reading
Technical
Formosa21 eHome Infrared Transceiver (MCE) and OpenELEC 6: buttons not working
Since the upgrade to OpenELEC 6.0, I think there were some changes in the kernel regarding usbhid that causes this Windows Media Remoteclone to behave strangely sometimes on boot (guessing due to race condition) where some keys (especially OK) do not work on the remote. The transceiver portion of the Continue Reading
radicale behind Apache reverse proxy with Dovecot authentication
Requires mod_authn_dovecot for Apache 2.2 and 2.4, which can authenticate against Dovecot using email address or just username (depending on Dovecot configuration) Requires auth_basic, authn_alias, authn_default, authz_default, authz_host and authz_user to be enabled for authentication. For the reverse proxy: proxy, and proxy_http must be enabled in Apache. Optional AppArmor changehat Continue Reading
Boot LVM on mdraid (5, and others) on Ubuntu 14.04 on newer kernels
If you build a LVM mdraid5 on Ubuntu 14.04, and update the kernel you may be dropped into initramfs on reboot and be forced to manually activate the logical volumes on the volume group. This is due to a missing/incomplete udev rule for LVM which should be incorporated into initramfs. Continue Reading
QEMU agent for graceful shutdown of Windows guests under libvirt/qemu-kvm
libvirt sending an ACPI shutdown doesn't always prompt Windows guests to shutdown. That's why there is a QEMU guest agent (which is also handy for freezing/thawing guest file systems.) Installing QEMU guest agent will also cause libvirt to block on shutdown commands until the guest has terminated. libvirt XML definition Continue Reading