CI: don't push downloaded cache

download_artifact.sh

@@ -8,7 +8,7 @@ path_to_file="$3.xz"
 basename="$(basename $path_to_file)"
 
 curl "https://git.mrcyjanek.net/api/packages/mrcyjanek/generic/monero_c/${cache_name}-${cache_key}/${basename}" > /tmp/cache
-if [[ "xpackage does not exist" == "x$(head -1 /tmp/cache)" ]];
+if [[ "xpackage does not exist" == "x$(head -1 /tmp/cache 2>/dev/null)" ]];
 then
     echo "Cache miss '$1' '$2' '$basename'"
     rm /tmp/cache
@@ -20,4 +20,9 @@ fi
 mkdir -p $path_to_file
 rm -rf $path_to_file
 mv /tmp/cache $path_to_file
-unxz $path_to_file || rm $path_to_file
+unxz $path_to_file || rm $path_to_file
+
+if [[ -f "$3" ]];
+then
+    touch /tmp/cache_hit_$(echo "$3" | md5sum)
+fi

save_artifact.sh

@@ -5,6 +5,13 @@ registry_user=mrcyjanek
 cache_name="$1"
 cache_key="$2"
 path_to_file_="$3"
+
+if [[ -f "/tmp/cache_hit_$(echo "$3" | md5sum)" ]];
+then
+    echo "was cached $1 $2 $(basename $path_to_file_)"
+    exit 0
+fi
+
 path_to_file="$3.xz"
 basename="$(basename $path_to_file)"