Initial commit

host-provisioner.key

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+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICoOO/ZYMxRgmyvqZwGN3NM5pHyh3NBdC7iZrXIopt93 Host Provisioner

notify-online.preset

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+enable notify-online.service

notify-online.service

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+[Unit]
+Description=Notify infrastructure services that this host is online
+ConditionFirstBoot=yes
+After=sshd.service
+After=network-online.target
+Wants=network-online.target
+After=systemd-user-sessions.service
+
+[Service]
+Type=exec
+ExecStart=/usr/libexec/dch/notify-online
+# Must run as root in order to read QEMU fw_config, so enable maximum
+# sandbox restrictions.
+CapabilityBoundingSet=
+DeviceAllow=
+DevicePolicy=closed
+LockPersonality=yes
+MemoryDenyWriteExecute=yes
+NoNewPrivileges=yes
+PrivateDevices=yes
+PrivateUsers=yes
+PrivateTmp=yes
+ProcSubset=pid
+ProtectClock=yes
+ProtectControlGroups=yes
+ProtectHome=yes
+ProtectHostname=yes
+ProtectKernelLogs=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+ProtectProc=invisible
+ProtectSystem=strict
+RestrictAddressFamilies=AF_INET AF_INET6
+RestrictNamespaces=yes
+RestrictRealtime=yes
+RestrictSUIDSGID=yes
+SystemCallArchitectures=native
+SystemCallFilter=@system-service
+SystemCallFilter=~@privileged @resources
+
+[Install]
+WantedBy=multi-user.target

notify-online.sh

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+#!/bin/sh
+
+set -- \
+    -F "hostname=$(hostname -f)" \
+    -F 'sshkeys=<-;type=text/plain'
+
+fw_cfg=/sys/firmware/qemu_fw_cfg/by_name/opt/dch/cfg-branch/raw
+if [ -r "${fw_cfg}" ]; then
+    set -- "$@" -F branch="$(cat "${fw_cfg}")"
+fi
+
+cat /etc/ssh/ssh_host_*_key.pub \
+    | curl -fsS https://webhooks.pyrocufflink.blue/host/online "$@"