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kube-prometheus/hack: Add generation for grafana dashboard source file

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This commit is contained in:
Frederic Branczyk
2018-02-12 11:49:10 +01:00
parent 8a0c21ff29
commit e8a19234dc
4 changed files with 35 additions and 3 deletions
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24
hack/grafana-dashboards-configmap-generator/bin/grafana_dashboards_generate.sh
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@@ -77,11 +77,13 @@ DASHBOARD_HEADER_FILE="$TEMPLATES_DIR/dashboard.header"
DASHBOARD_FOOT_FILE="$TEMPLATES_DIR/dashboard.foot"
CONFIGMAP_HEADER="$TEMPLATES_DIR/ConfigMap.header"
GRAFANA_DEPLOYMENT_TEMPLATE="$TEMPLATES_DIR/grafana-deployment-template.yaml"
GRAFANA_DASHBOARDS_TEMPLATE="$TEMPLATES_DIR/grafana-dashboards-template.yaml"
OUTPUT_BASE_DIR="$TOOL_HOME/output"
# Some default values
OUTPUT_FILE="$OUTPUT_BASE_DIR/grafana-dashboards-configMap-$DATE_EXEC.yaml"
GRAFANA_OUTPUT_FILE="$OUTPUT_BASE_DIR/grafana-deployment-$DATE_EXEC.yaml"
GRAFANA_DASHBOARD_OUTPUT_FILE="$OUTPUT_BASE_DIR/grafana-dashboards-$DATE_EXEC.yaml"
DASHBOARDS_DIR="$TEMPLATES_DIR/grafana-dashboards"
APPLY_CONFIGMAP="false"
@@ -100,6 +102,10 @@ while (( "$#" )); do
GRAFANA_OUTPUT_FILE="$2"
shift
;;
"-d" | "--grafana-dashboard-output-file")
GRAFANA_DASHBOARD_OUTPUT_FILE="$2"
shift
;;
"-i" | "--input-dir")
DASHBOARDS_DIR="$2"
shift
@@ -298,6 +304,7 @@ test -f "$DASHBOARD_FOOT_FILE" || { echo "Template $DASHBOARD_FOOT_FILE not foun
test -f "$DASHBOARD_HEADER_FILE" || { echo "Template $DASHBOARD_HEADER_FILE not found"; exit 1; }
test -f "$CONFIGMAP_HEADER" || { echo "Template $CONFIGMAP_HEADER not found"; exit 1; }
test -f "$GRAFANA_DEPLOYMENT_TEMPLATE" || { echo "Template $GRAFANA_DEPLOYMENT_TEMPLATE not found"; exit 1; }
test -f "$GRAFANA_DASHBOARDS_TEMPLATE" || { echo "Template $GRAFANA_DEPLOYMENT_TEMPLATE not found"; exit 1; }
test ! -d "$OUTPUT_BASE_DIR" && { echo "ERROR: missing directory $OUTPUT_BASE_DIR"; exit 1; }
@@ -306,6 +313,7 @@ test -d "$DASHBOARDS_DIR" || { echo "ERROR: Dashboards directory not found: $DAS
test -f "$OUTPUT_FILE" && { echo "ERROR: Output file already exists: $OUTPUT_FILE"; exit 1; }
test -f "$GRAFANA_OUTPUT_FILE" && { echo "ERROR: Output file already exists: $GRAFANA_OUTPUT_FILE"; exit 1; }
test -f "$GRAFANA_DASHBOARD_OUTPUT_FILE" && { echo "ERROR: Output file already exists: $GRAFANA_DASHBOARD_OUTPUT_FILE"; exit 1; }
touch $OUTPUT_FILE || { echo "ERROR: Unable to create or modify $OUTPUT_FILE"; exit 1; }
touch $GRAFANA_OUTPUT_FILE || { echo "ERROR: Unable to create or modify $GRAFANA_OUTPUT_FILE"; exit 1; }
@@ -380,6 +388,22 @@ sed -e "s#XXX_VOLUMES_XXX#$(indentMultiLineString 6 "$VOLUMES")#" \
-e "s#XXX_WATCH_DIR_XXX#$(indentMultiLineString 10 "$WATCH_DIR")#" \
$GRAFANA_DEPLOYMENT_TEMPLATE > $GRAFANA_OUTPUT_FILE
echo
echo "# Generating Grafana dashboard sources file for $total_configmaps_created directories"
DASHBOARD_SOURCES=""
for (( j=0; j<$total_configmaps_created; j++ )); do
echo "# Preparing grafana dashboards sources to support configmap: /grafana-dashboard-definitions/$j"
test "$DASHBOARD_SOURCES" && DASHBOARD_SOURCES="$DASHBOARD_SOURCES\n- name: '$j'\n org_id: 1\n folder: ''\n type: file\n options:\n folder: /grafana-dashboard-definitions/$j" || DASHBOARD_SOURCES="- name: '$j'\n org_id: 1\n folder: ''\n type: file\n options:\n folder: /grafana-dashboard-definitions/$j"
# echo "DEBUG:"
# echo "DASHBOARD_SOURCES: $DASHBOARD_SOURCES"
echo
done
echo "# Processing grafana dashboards template into $GRAFANA_DASHBOARD_OUTPUT_FILE"
sed -e "s#XXX_DASHBOARDS_XXX#$(indentMultiLineString 4 "$DASHBOARD_SOURCES")#" \
$GRAFANA_DASHBOARDS_TEMPLATE > $GRAFANA_DASHBOARD_OUTPUT_FILE
# If output file is empty we can delete it and exit
test ! -s "$OUTPUT_FILE" && { echo "# Configmap empty, deleting file"; rm $OUTPUT_FILE; exit 0; }
test ! -s "$GRAFANA_OUTPUT_FILE" && { echo "# Configmap empty, deleting file"; rm $GRAFANA_OUTPUT_FILE; exit 0; }

7
hack/grafana-dashboards-configmap-generator/templates/grafana-dashboards-template.yaml Normal file
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@@ -0,0 +1,7 @@
apiVersion: v1
kind: ConfigMap
metadata:
name: grafana-dashboards
data:
dashboards.yaml: |+
XXX_DASHBOARDS_XXX

5
hack/scripts/generate-manifests.sh
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@@ -13,9 +13,10 @@ hack/scripts/generate-dashboards-configmap.sh > manifests/grafana/grafana-dashbo
# Input dir: assets/grafana
# output file: manifests/grafana/grafana-dashboards.yaml
# grafana deployment output file: manifests/grafana/grafana-deployment.yaml
test -f manifests/grafana/grafana-dashboards.yaml && rm -f manifests/grafana/grafana-dashboard-definitions.yaml
test -f manifests/grafana/grafana-dashboard-definitions.yaml && rm -f manifests/grafana/grafana-dashboard-definitions.yaml
test -f manifests/grafana/grafana-deployment.yaml && rm -f manifests/grafana/grafana-deployment.yaml
hack/grafana-dashboards-configmap-generator/bin/grafana_dashboards_generate.sh -s 240000 -i assets/grafana/generated -o manifests/grafana/grafana-dashboard-definitions.yaml -g manifests/grafana/grafana-deployment.yaml
test -f manifests/grafana/grafana-dashboards.yaml && rm -f manifests/grafana/grafana-dashboards.yaml
hack/grafana-dashboards-configmap-generator/bin/grafana_dashboards_generate.sh -s 240000 -i assets/grafana/generated -o manifests/grafana/grafana-dashboard-definitions.yaml -g manifests/grafana/grafana-deployment.yaml -d manifests/grafana/grafana-dashboards.yaml
# Generate Grafana Credentials Secret
hack/scripts/generate-grafana-credentials-secret.sh admin admin > manifests/grafana/grafana-credentials.yaml