From f64e4e06f0d06bde27e4dc8f030a7c92d5203c1e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@open-infrastructure.net>
Date: Sun, 11 Dec 2016 12:34:55 +0100
Subject: Adding nwdiag export format to container list command.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>
---
 lib/container/list | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 85 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/container/list b/lib/container/list
index a07b85b..45430a4 100755
--- a/lib/container/list
+++ b/lib/container/list
@@ -27,7 +27,7 @@ VERSION="$(container version)"
 
 Parameters ()
 {
-	GETOPT_LONGOPTIONS="all,csv-separator:,format:,host:,other,started,stopped,"
+	GETOPT_LONGOPTIONS="all,csv-separator:,format:,host:,nwdiag-color:,nwdiag-label:,other,started,stopped,"
 	GETOPT_OPTIONS="a,f:,h:,o,s,t,"
 
 	PARAMETERS="$(getopt --longoptions ${GETOPT_LONGOPTIONS} --name=${COMMAND} --options ${GETOPT_OPTIONS} --shell sh -- ${@})"
@@ -63,6 +63,16 @@ Parameters ()
 				shift 2
 				;;
 
+			--nwdiag-color)
+				NWDIAG_COLOR="${2}"
+				shift 2
+				;;
+
+			--nwdiag-label)
+				NWDIAG_LABEL="${2}"
+				shift 2
+				;;
+
 			-o|--other)
 				LIST="${LIST} other"
 				shift 1
@@ -93,7 +103,7 @@ Parameters ()
 
 Usage ()
 {
-	echo "Usage: container ${COMMAND} [-a|--all] [--csv-separator SEPARATOR] [--format FORMAT] [-h|--host HOSTNAME] [-o|--other] [-s|--started] [-t|--stopped]" >&2
+	echo "Usage: container ${COMMAND} [-a|--all] [--csv-separator SEPARATOR] [--format FORMAT] [-h|--host HOSTNAME] [--nwdiag-color COLOR] [--nwdiag-label LABEL] [-o|--other] [-s|--started] [-t|--stopped]" >&2
 	exit 1
 }
 
@@ -129,12 +139,49 @@ EOF
 
 			;;
 
+		nwdiag)
+			Nwdiag_width "${CONTAINER}"
+
+			case "${STATE}" in
+				started)
+					COLOR="#73d216"
+					;;
+
+				stopped)
+					COLOR="#cc0000"
+					;;
+
+				other)
+					COLOR="#d3d7cf"
+					;;
+			esac
+
+			echo "    ${CONTAINER} [address = \"${ADDRESS}\", color = \"${COLOR}\", shape = \"flowchart.terminator\", width = \"${WIDTH}\"];"
+			;;
+
 		shell)
 			echo "${CONTAINER}"
 			;;
 	esac
 }
 
+Nwdiag_width ()
+{
+	NAME="${1}"
+
+	CHARACTERS="$(echo "${NAME}" | wc -c)"
+
+	if [ "${CHARACTERS}" -gt 13 ]
+	then
+		# default width is 128 fitting 13 characters
+		WIDTH="$(( ${CHARACTERS} - 13 ))"
+		WIDTH="$(( ${WIDTH} * 5 ))"
+		WIDTH="$(( ${WIDTH} + 128 ))"
+	else
+		WIDTH="128"
+	fi
+}
+
 case "${FORMAT}" in
 	cli)
 		RED="$(tput setaf 1)$(tput bold)"
@@ -174,6 +221,42 @@ cat << EOF
 EOF
 
 		;;
+
+	nwdiag)
+		NETWORK="$(echo ${HOST} | sed -e 's|\.|_|g')"
+
+cat << EOF
+# container-tools ${VERSION}
+nwdiag {
+  external_connector = none;
+  network ${NETWORK} {
+EOF
+
+	if [ -n "${NWDIAG_LABEL}" ]
+	then
+		echo "    label = \"${NWDIAG_LABEL}\""
+	else
+		echo "    label = \"\""
+	fi
+
+	NUMBER="$(${0} --format=short | wc -l)"
+
+	if [ -n "${NWDIAG_COLOR}" ]
+	then
+		COLOR="${NWDIAG_COLOR}"
+	else
+		COLOR="#3465a4"
+	fi
+
+	Nwdiag_width "${HOST}"
+
+cat << EOF
+    # host
+    ${HOST} [color = "${COLOR}", shape = "box", numbered = "${NUMBER}", width = "${WIDTH}"];
+    # container
+EOF
+
+		;;
 esac
 
 CONTAINERS="$(cd "${MACHINES}" 2>/dev/null && find -maxdepth 1 -type d -and -not -name '.container-tools' -and -not -name 'container-tools' -and -not -name 'lost+found' -and -not -name '.snap' -and -not -name '.snapshot' -printf '%P\n' | sort)"
-- 
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