jostyee · August 17, 2021 03:48 · Aug 17, 2021
diff --git a/upgrade_dnscrypt_proxy_rpi64.sh b/upgrade_dnscrypt_proxy_rpi64.sh
@@ -0,0 +1,34 @@
+#!/bin/sh
+
+INSTALL_DIR="/etc/dnscrypt-proxy"
+LATEST_URL="https://api.github.com/repos/jedisct1/dnscrypt-proxy/releases/latest"
+
+Update() {
+    workdir="$(mktemp -d)"
+    curl -sL $(curl -sL "$LATEST_URL" |
+        grep dnscrypt-proxy-linux_arm64- | grep browser_download_url | head -1 | cut -d \" -f 4) |
+        tar xz -C "$workdir" -f - linux-arm64/dnscrypt-proxy &&
+        [ -x linux-arm64/dnscrypt-proxy ] &&
+        mv -f "${INSTALL_DIR}/dnscrypt-proxy" "${INSTALL_DIR}/dnscrypt-proxy.old" || : &&
+        mv -f "${workdir}/linux-arm64/dnscrypt-proxy" "${INSTALL_DIR}/" &&
+        cd "$INSTALL_DIR" && rm -fr "$workdir" &&
+        ./dnscrypt-proxy -check && ./dnscrypt-proxy -service install 2>/dev/null || : &&
+        ./dnscrypt-proxy -service restart || ./dnscrypt-proxy -service start
+}
+
+lversion=$("${INSTALL_DIR}/dnscrypt-proxy" -version)
+rmersion=$(curl -sL "$LATEST_URL" | grep "tag_name" | head -1 | cut -d \" -f 4)
+[ -z "$lversion" ] && exit 1
+[ -z "$rmersion" ] && exit 1
+
+echo locally installed
+echo "$lversion"
+
+echo remote git version
+echo "$rmersion"
+
+if [ "$rmersion" != "$lversion" ]; then
+    echo "Updating" && Update
+else
+    echo "No Update Needed"
+fi