feat: add staged deployment update notifier

system_files/shared/usr/lib/systemd/system/aurora-deployment-check.service

@@ -0,0 +1,8 @@
+[Unit]
+Description=Check for staged Aurora deployments
+Documentation=https://docs.getaurora.dev/
+After=uupd.service rpm-ostreed.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/libexec/aurora-deployment-check

system_files/shared/usr/lib/systemd/system/aurora-deployment-check.timer

@@ -0,0 +1,12 @@
+[Unit]
+Description=Periodically check for staged Aurora deployments
+
+[Timer]
+OnBootSec=5min
+OnUnitActiveSec=1h
+AccuracySec=5min
+Persistent=false
+Unit=aurora-deployment-check.service
+
+[Install]
+WantedBy=timers.target

system_files/shared/usr/lib/systemd/system/uupd.service.d/aurora-deployment-check.conf

@@ -0,0 +1,2 @@
+[Unit]
+OnSuccess=aurora-deployment-check.service

system_files/shared/usr/lib/systemd/user/aurora-deployment-notifier.path

@@ -0,0 +1,10 @@
+[Unit]
+Description=Watch for staged Aurora deployment status
+Documentation=https://docs.getaurora.dev/
+
+[Path]
+PathExists=/run/aurora/staged-ready
+Unit=aurora-deployment-notifier.service
+
+[Install]
+WantedBy=default.target

system_files/shared/usr/lib/systemd/user/aurora-deployment-notifier.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=Notify when an Aurora deployment is ready to boot
+Documentation=https://docs.getaurora.dev/
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/libexec/aurora-deployment-notifier
+
+[Install]
+WantedBy=default.target

system_files/shared/usr/lib/tmpfiles.d/aurora-deployment-notifier.conf

@@ -0,0 +1 @@
+d /run/aurora 0755 root root -

system_files/shared/usr/libexec/aurora-deployment-check

@@ -0,0 +1,113 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+STATUS_DIR="${AURORA_DEPLOYMENT_STATUS_DIR:-/run/aurora}"
+FLAG_FILE="${STATUS_DIR}/staged-ready"
+STATUS_FILE="${STATUS_DIR}/deployment-status.json"
+
+SOURCE=""
+STAGED_ID=""
+BOOTED_ID=""
+
+write_status() {
+  local tmpfile
+  tmpfile="$(mktemp "${STATUS_DIR}/deployment-status.XXXXXX")"
+
+  jq -n \
+    --arg source "${SOURCE}" \
+    --arg staged_id "${STAGED_ID}" \
+    --arg booted_id "${BOOTED_ID}" \
+    --arg created_at "$(date --iso-8601=seconds)" \
+    '{
+      ready: true,
+      source: $source,
+      staged_id: $staged_id,
+      booted_id: $booted_id,
+      created_at: $created_at
+    }' > "${tmpfile}"
+
+  chmod 0644 "${tmpfile}"
+  mv -f "${tmpfile}" "${STATUS_FILE}"
+  printf 'ready\n' > "${FLAG_FILE}"
+  chmod 0644 "${FLAG_FILE}"
+}
+
+clear_status() {
+  rm -f "${FLAG_FILE}" "${STATUS_FILE}"
+}
+
+check_bootc() {
+  local bootc_json
+  local staged_id
+  local booted_id
+
+  command -v bootc >/dev/null 2>&1 || return 1
+  bootc_json="$(bootc status --json 2>/dev/null)" || return 1
+
+  staged_id="$(jq -er '
+    .status as $status
+    | select($status.staged != null and $status.staged != {})
+    | (
+        $status.staged.image.imageDigest
+        // $status.staged.image.digest
+        // $status.staged.ostree.checksum
+        // $status.staged.checksum
+        // ($status.staged | tostring)
+      )
+  ' <<< "${bootc_json}" 2>/dev/null)" || return 1
+
+  booted_id="$(jq -r '
+    .status.booted.image.imageDigest
+    // .status.booted.image.digest
+    // .status.booted.ostree.checksum
+    // .status.booted.checksum
+    // empty
+  ' <<< "${bootc_json}" 2>/dev/null)"
+
+  if [[ -n "${staged_id}" && "${staged_id}" != "${booted_id}" ]]; then
+    SOURCE="bootc"
+    STAGED_ID="${staged_id}"
+    BOOTED_ID="${booted_id}"
+    return 0
+  fi
+
+  return 1
+}
+
+check_rpm_ostree() {
+  local ostree_json
+  local staged_json
+  local staged_id
+  local booted_id
+
+  command -v rpm-ostree >/dev/null 2>&1 || return 1
+  ostree_json="$(rpm-ostree status --json 2>/dev/null)" || return 1
+
+  staged_json="$(jq -ec '[.deployments[]? | select(.staged == true)] | first // empty' <<< "${ostree_json}" 2>/dev/null)" || return 1
+  [[ -n "${staged_json}" ]] || return 1
+
+  staged_id="$(jq -r '.checksum // .version // .origin // tostring' <<< "${staged_json}" 2>/dev/null)"
+  booted_id="$(jq -r '[.deployments[]? | select(.booted == true)] | first | .checksum // .version // .origin // empty' <<< "${ostree_json}" 2>/dev/null)"
+
+  if [[ -n "${staged_id}" && "${staged_id}" != "${booted_id}" ]]; then
+    SOURCE="rpm-ostree"
+    STAGED_ID="${staged_id}"
+    BOOTED_ID="${booted_id}"
+    return 0
+  fi
+
+  return 1
+}
+
+main() {
+  install -d -m 0755 -o root -g root "${STATUS_DIR}"
+
+  if check_bootc || check_rpm_ostree; then
+    write_status
+  else
+    clear_status
+  fi
+}
+
+main "$@"

system_files/shared/usr/libexec/aurora-deployment-notifier

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+STATUS_DIR="${AURORA_DEPLOYMENT_STATUS_DIR:-/run/aurora}"
+FLAG_FILE="${STATUS_DIR}/staged-ready"
+STATUS_FILE="${STATUS_DIR}/deployment-status.json"
+STATE_DIR="${XDG_STATE_HOME:-${HOME}/.local/state}/aurora/deployment-notifier"
+LAST_NOTIFIED_FILE="${STATE_DIR}/last-notified"
+
+[[ -f "${FLAG_FILE}" ]] || exit 0
+command -v notify-send >/dev/null 2>&1 || exit 0
+
+staged_id=""
+if [[ -f "${STATUS_FILE}" ]] && command -v jq >/dev/null 2>&1; then
+  staged_id="$(jq -r '.staged_id // empty' "${STATUS_FILE}" 2>/dev/null || true)"
+fi
+
+if [[ -z "${staged_id}" ]]; then
+  staged_id="$(sha256sum "${FLAG_FILE}" | cut -d ' ' -f 1)"
+fi
+
+mkdir -p "${STATE_DIR}"
+
+if [[ -f "${LAST_NOTIFIED_FILE}" ]] && [[ "$(<"${LAST_NOTIFIED_FILE}")" == "${staged_id}" ]]; then
+  exit 0
+fi
+
+notify-send \
+  --app-name="Aurora" \
+  --icon="system-software-update" \
+  --urgency=normal \
+  "System update ready" \
+  "Restart your device to finish applying the staged Aurora update."
+
+printf '%s\n' "${staged_id}" > "${LAST_NOTIFIED_FILE}"

system_files/shared/usr/share/ublue-os/just/00-entry.just

@@ -13,4 +13,5 @@ import "/usr/share/ublue-os/just/apps.just"
 import "/usr/share/ublue-os/just/default.just"
 import "/usr/share/ublue-os/just/shared.just"
 import "/usr/share/ublue-os/just/update.just"
+import "/usr/share/ublue-os/just/60-aurora-deployment-notifier.just"
 import? "/usr/share/ublue-os/just/60-custom.just"

system_files/shared/usr/share/ublue-os/just/60-aurora-deployment-notifier.just

@@ -0,0 +1,36 @@
+# Toggle Aurora staged deployment desktop notifications.
+[group('Aurora')]
+aurora-update-notifier action="status":
+    #!/usr/bin/env bash
+    set -euo pipefail
+
+    action="{{ action }}"
+    system_timer="aurora-deployment-check.timer"
+    system_service="aurora-deployment-check.service"
+    user_path="aurora-deployment-notifier.path"
+
+    case "${action}" in
+      enable|on)
+        systemctl --user enable --now "${user_path}"
+        sudo systemctl enable --now "${system_timer}"
+        sudo systemctl start "${system_service}" || true
+        echo "Aurora update notifications enabled."
+        ;;
+      disable|off)
+        systemctl --user disable --now "${user_path}" || true
+        sudo systemctl disable --now "${system_timer}" || true
+        rm -f "${XDG_STATE_HOME:-${HOME}/.local/state}/aurora/deployment-notifier/last-notified"
+        echo "Aurora update notifications disabled."
+        ;;
+      status)
+        echo "User notifier:"
+        systemctl --user --no-pager status "${user_path}" || true
+        echo
+        echo "System checker:"
+        systemctl --no-pager status "${system_timer}" || true
+        ;;
+      *)
+        echo "Usage: ujust aurora-update-notifier [enable|disable|status]"
+        exit 2
+        ;;
+    esac