🐶 Sync 2025-11-02 14:26:26

luci-app-ota/root/bin/ota

@@ -0,0 +1,156 @@
+#!/bin/sh
+
+. /etc/os-release
+. /lib/functions/uci-defaults.sh
+
+API=$(uci -q get ota.config.api_url)
+WRLOCK=/var/lock/ota_background.lock
+
+# armsr/armv8
+[ "$OPENWRT_BOARD" = "armsr/armv8" ] && alias board_name="echo armsr,armv8"
+
+# x86_64
+[ $(uname -m) = "x86_64" ] && alias board_name="echo x86_64"
+
+action=${1}
+shift
+
+sha256() {
+    sha256sum $1 | cut -d' ' -f1
+}
+
+download() {
+    read_json
+    if [ -f /tmp/firmware.img ]; then
+        echo "Checking existed firmware.img..." >> /tmp/firmware.img.progress
+        if [ "`sha256 /tmp/firmware.img`" = "$FW_SHA256SUM" ]; then
+            return 0;
+        else
+            echo "Check failed, redownload" >> /tmp/firmware.img.progress
+            rm -f /tmp/firmware.img
+        fi
+    fi
+    touch /tmp/firmware.img.progress
+    fw_download_tool "$FW_URL" -o /tmp/firmware.img.part -k -L -4 > /tmp/firmware.img.progress 2>&1 &
+    echo "$! $PPID" > /var/run/ota/download.pid
+    while true; do
+        progress=$(grep -c "100.00%" /tmp/firmware.img.progress)
+        if [ "$progress" -ge "1" ]; then
+            echo "Checking new firmware.img.part..." > /tmp/firmware.img.progress
+            break
+        fi
+        sleep 1
+    done
+    if [ "`sha256 /tmp/firmware.img.part`" = "$FW_SHA256SUM" ]; then
+        mv /tmp/firmware.img.part /tmp/firmware.img && echo $FW_SHA256SUM > /tmp/firmware.img.sha256sum
+        rm -f /tmp/firmware.img.progress
+        return 0
+    else
+        echo "Checksum failed!" >>/tmp/firmware.img.progress
+        sleep 1
+        rm -rf /tmp/firmware.img.part
+        return 1
+    fi
+}
+
+lock_download() {
+    local lock="$WRLOCK"
+    exec 200>$lock
+    flock -n 200 || return
+    download
+    flock -u 200
+}
+
+# 0: found newer fw, 1: already newest fw, *: err
+do_check() {
+    url_check=$(curl -I -o /dev/null -s -w %{http_code} "$API")
+    [ $url_check -ne 200 ] && exit 255
+    curl -s "$API" > /var/run/ota/fw.json
+    read_json
+    NEW_VERSION=$(basename $FW_URL | awk -F- '{if (NF >= 3 && $3 ~ /^rc/) {print $2 "-" $3} else {print $2}}')
+    if [ "$BUILD_DATE" -lt "$FW_BUILD_DATE" ]; then
+        echo "<h3>Model:&nbsp;&nbsp;<font color=\"green\">$(board_name)</font><br/>Current Version:&nbsp;&nbsp;<font color=\"green\">$PRETTY_NAME</font><br/>Build Date:&nbsp;&nbsp;<font color=\"Orange\">$(date "+%Y-%m-%d %H:%M:%S" -d "@$BUILD_DATE")</font></h3>"
+        echo "<h3>New Version:&nbsp;&nbsp;<font color=\"green\">OpenWrt $NEW_VERSION</font><br/>Build Date:&nbsp;&nbsp;<font color=\"green\">$(date "+%Y-%m-%d %H:%M:%S" -d "@$FW_BUILD_DATE")</font></h3>"
+        return 0
+    elif [ "$BUILD_DATE" -ge "$FW_BUILD_DATE" ]; then
+        return 1
+    else
+        return 255
+    fi
+}
+
+# async download
+do_download(){
+    [ ! -f "/var/run/ota/fw.json" ] && { echo "do check first" >&2 ; return 254; }
+    lock_download &
+    return 0
+}
+
+# 0: done, 1: downloading, 2: failed, *: err
+do_progress() {
+    read_json
+    [ -f /tmp/firmware.img.sha256sum ] && [ "`cat /tmp/firmware.img.sha256sum`" = "$FW_SHA256SUM" ] && return 0
+    [ -f /tmp/firmware.img.progress ] || { echo "download not in progress" >&2 ; return 254; }
+    [ -f /tmp/firmware.img.part ] && { cat /tmp/firmware.img.progress | tr '\r' '\n' | tail -n1; return 1; }
+    tail -1 /tmp/firmware.img.progress | grep -Fq 'Canceled!' && { echo "Canceled"; return 2; }
+    tail -1 /tmp/firmware.img.progress | grep -Fq 'Checksum failed!' && { echo "Checksum failed!"; return 254; }
+    grep -v '\r' /tmp/firmware.img.progress >&2
+    return 1
+}
+
+do_cancel() {
+    if [ -f /var/run/ota/download.pid ]; then
+        local pid=`cat /var/run/ota/download.pid`
+        if [ -n "$pid" ]; then
+            kill -TERM $pid;
+            while kill -9 $pid >/dev/null 2>&1; do
+                if ! sleep 1; then
+                    break
+                fi
+            done
+            rm -rf /tmp/firmware.img* /var/lock/ota_background.lock /var/lock/ota_api.lock /var/run/ota/download.pid
+            echo "" >> /tmp/firmware.img.progress
+            echo "Canceled!" >> /tmp/firmware.img.progress
+        fi
+    fi
+    return 0
+}
+
+read_json(){
+    FW_BUILD_DATE=$(jsonfilter -i /var/run/ota/fw.json -e "@['$(board_name)'][0]['build_date']")
+    FW_SHA256SUM=$(jsonfilter -i /var/run/ota/fw.json -e "@['$(board_name)'][0]['sha256sum']")
+    FW_URL=$(jsonfilter -i /var/run/ota/fw.json -e "@['$(board_name)'][0]['url']")
+}
+
+ota_init(){
+    mkdir -p /var/run/ota >/dev/null 2>&1 || true
+}
+
+usage() {
+    echo "usage: ota sub-command"
+    echo "where sub-command is one of:"
+    echo "      check                  Check firmware upgrade"
+    echo "      download               Download latest firmware"
+    echo "      progress               Download progress"
+    echo "      cancel                 Cancel download"
+}
+
+ota_init || exit 255
+
+case $action in
+    "check")
+        do_check
+    ;;
+    "download")
+        do_download
+    ;;
+    "progress")
+        do_progress
+    ;;
+    "cancel")
+        do_cancel
+    ;;
+    *)
+        usage
+    ;;
+esac

luci-app-ota/root/etc/config/ota

@@ -0,0 +1,3 @@
+
+config ota 'config'
+	option api_url ''

luci-app-ota/root/usr/share/rpcd/acl.d/luci-app-ota.json

@@ -0,0 +1,11 @@
+{
+	"luci-app-ota": {
+		"description": "Grant UCI access for luci-app-ota",
+		"read": {
+			"uci": [ "ota" ]
+		},
+		"write": {
+			"uci": [ "ota" ]
+		}
+	}
+}