1 files changed, 74 insertions, 0 deletions
diff --git a/lib/adei/adei_error.sh b/lib/adei/adei_error.sh
new file mode 100644
index 0000000..9de4795
--- /dev/null
+++ b/lib/adei/adei_error.sh
@@ -0,0 +1,74 @@
+# Error codes: 1 - unknown network, 2 - unreachable, 3 - timeout, 4 - invalid XML/JSON, 5 - parsing error, 6 - set is empty, 7 - service reported error, 8 - parameter error, 9 - unknown, 10-59 - HTTP errors
+# http code (xyz) is converted to error code (xz), e.g. 404 -> 44
+
+function adei_format_http_error {
+    err=$1
+    echo -n "$(($err / 10))0$(($err % 10))"
+}
+
+# Returns 1 if printing text is recommended
+function adei_print_error {
+    local ret=0
+    local code=${1:-0}
+    local text="$2"
+
+    local service="${3#\*}"
+    service="${service:-ADEI}"
+
+    local msg
+    if [ $code -ge 30 -a $code -lt 60 ]; then
+	msg="HTTP Error: $(adei_format_http_error $code)"
+	[ $code -eq 41 ] && msg+=" (Authentication Requested)"
+	[ $code -eq 43 ] && msg+=" (Access Denied)"
+    elif [ $code -ge 20 -a $code -lt 30 ]; then
+	msg="HTTP Status: $(adei_format_http_error $code)"
+	ret=1
+    elif [ $code -eq 1 ]; then
+	msg="Error communicating with $service"
+	ret=1
+    elif [ $code -eq 2 ]; then
+	msg="ADEI host ($adei_host:$adei_port) unreachable"
+    elif [ $code -eq 3 ]; then
+	msg="Timeout waiting for $service"
+    elif [ $code -eq 4 ]; then
+	msg="Non-XML response from $service"
+	ret=1
+    elif [ $code -eq 5 ]; then 
+	msg="Error parsing response from $service"
+	ret=1
+    elif [ $code -eq 6 ]; then 
+	msg="Empty response from $service"
+	ret=1
+    elif [ $code -eq 7 ]; then
+	rep="$(echo "$text" | head -n 1 | sed 's/Error:\?[[:space:]]\+//i')"
+	if [ ${#rep} -lt 40 ]; then
+	    msg="$service Error: $rep"
+	else
+	    msg="$service returned a error"
+	    ret=1
+	fi
+    elif [ $code -eq 8 ]; then 
+	msg="Invalid parameter"
+    else
+	msg="Unknown Error $code while accessing $service"
+    fi
+
+    echo -n "$msg"
+    return $ret
+}
+
+function adei_process_error {
+    local code=${1:-0}; shift
+    local text="$1"; shift
+    local service="$1"; shift
+    local status="${1:-0}"
+
+    if [ $code -ne 0 ]; then
+	local msg	# local on the same line break error reporting
+	msg="$(adei_print_error $code "$text" "$service")"
+	[ $? -eq 1 ] && echo "$text"
+	echo "$status $msg"
+	exit
+    fi
+}
+