X-Git-Url: http://git.treefish.org/~alex/bitvalue.git/blobdiff_plain/81cbb0eaf1f61c07079a990d088c906428dd776a..ada7bd686a459ee6325ac535ee08dbba0e6ba055:/bitvalue?ds=inline

diff --git a/bitvalue b/bitvalue
index 3f75ff2..0483eb1 100755
--- a/bitvalue
+++ b/bitvalue
@@ -14,19 +14,19 @@ Arguments:
 
 while getopts ':ht:' option; do
     case "$option" in
-	h) echo "$USAGE"
-	   exit
-	   ;;
-	t) TIMESPAN=$OPTARG
-	   ;;
-	:) printf "missing argument for -%s\n" "$OPTARG" >&2
-	   echo "$usage" >&2
-	   exit 1
-	   ;;
-	\?) printf "illegal option: -%s\n" "$OPTARG" >&2
-	    echo "$usage" >&2
-	    exit 1
-	    ;;
+        h) echo "$USAGE"
+           exit
+           ;;
+        t) TIMESPAN=$OPTARG
+           ;;
+        :) printf "missing argument for -%s\n" "$OPTARG" >&2
+           echo "$usage" >&2
+           exit 1
+           ;;
+        \?) printf "illegal option: -%s\n" "$OPTARG" >&2
+            echo "$usage" >&2
+            exit 1
+            ;;
     esac
 done
 shift $((OPTIND - 1))
@@ -42,19 +42,25 @@ fi
 
 source $CONFIG
 
-if ! ping -c 1 $HOST >/dev/null 2>&1; then
-    echo "Host $HOST is unreachable!"
+URL="http://$HOST/export_data.csv?\
+currency=$CURRENCY&\
+data_type=price&\
+exchange=$EXCHANGE&\
+t=l&\
+timespan=$TIMESPAN"
+
+if ! wget -S --spider $URL 2>&1 | grep 'HTTP/1.1 200 OK' >/dev/null; then
+    echo "Can not retrieve data from $HOST!";
     exit 1
 fi
 
-cat << EOF | gnuplot
+cat << EOF | gnuplot 2>/dev/null
 set terminal dumb
 set datafile separator ","
 set xdata time
 set timefmt "%Y-%m-%d %H:%M:%S UTC"
 set title "EXCHANGE: $EXCHANGE | TIMESPAN: $TIMESPAN\nCURRENCY: $CURRENCY | BTC: $BTC "
-plot "< wget -q -O - \"https://$HOST/export_data.csv?currency=$CURRENCY&data_type=price&exchange=$EXCHANGE&t=l&timespan=$TIMESPAN\"" \
-     using 1:(\$3*$BTC) with lines title ""
+plot "< wget -q -O - \"$URL\"" using 1:(\$3*$BTC) with lines title ""
 EOF
 
 if [ $? -ne 0 ]; then