Graph Panel + Legend Table mode: Many series casued zero height graph, now…

Graph Panel + Legend Table mode: Many series casued zero height graph, now legend will never reduce the height of the graph below 50% of row height, Fixes #1832

CHANGELOG.md

-# 2.0.0 (2015-04-20)
+# 2.0.2 (unreleased)
+
+**Fixes**
+- [Issue #1832](https://github.com/grafana/grafana/issues/1832). Graph Panel + Legend Table mode: Many series casued zero height graph, now legend will never reduce the height of the graph below 50% of row height.
+
+# 2.0.1 (2015-04-20)
 
 **Fixes**
 - [Issue #1784](https://github.com/grafana/grafana/issues/1784). Data source proxy: Fixed issue with using data source proxy when grafana is behind nginx suburl

build.go

@@ -19,6 +19,8 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/blang/semver"
 )
 
 var (
@@ -26,6 +28,9 @@ var (
 	goarch    string
 	goos      string
 	version   string = "v1"
+	// deb & rpm does not support semver so have to handle their version a little differently
+	linuxPackageVersion   string = "v1"
+	linuxPackageIteration string = ""
 	race                  bool
 	workingDir            string
 	serverBinaryName      string = "grafana-server"
@@ -40,7 +45,7 @@ func main() {
 	ensureGoPath()
 	readVersionFromPackageJson()
 
-	log.Printf("Version: %s\n", version)
+	log.Printf("Version: %s, Linux Version: %s, Package Iteration: %s\n", version, linuxPackageVersion, linuxPackageIteration)
 
 	flag.StringVar(&goarch, "goarch", runtime.GOARCH, "GOARCH")
 	flag.StringVar(&goos, "goos", runtime.GOOS, "GOOS")
@@ -70,7 +75,7 @@ func main() {
 
 		case "package":
 			//verifyGitRepoIsClean()
-			grunt("release", "--pkgVer="+version)
+			grunt("release")
 			createLinuxPackages()
 
 		case "latest":
@@ -107,6 +112,17 @@ func readVersionFromPackageJson() {
 	}
 
 	version = jsonObj["version"].(string)
+	linuxPackageVersion = version
+	linuxPackageIteration = ""
+
+	// handle pre version stuff (deb / rpm does not support semver)
+	versionInfo, _ := semver.Make(version)
+
+	if len(versionInfo.Pre) > 0 {
+		linuxPackageIteration = versionInfo.Pre[0].VersionStr
+		versionInfo.Pre = make([]semver.PRVersion, 0)
+		linuxPackageVersion = versionInfo.String()
+	}
 }
 
 type linuxPackageOptions struct {
@@ -208,10 +224,14 @@ func createPackage(options linuxPackageOptions) {
 		"--config-files", options.systemdServiceFilePath,
 		"--after-install", options.postinstSrc,
 		"--name", "grafana",
-		"--version", version,
+		"--version", linuxPackageVersion,
 		"-p", "./dist",
 	}
 
+	if linuxPackageIteration != "" {
+		args = append(args, "--iteration", linuxPackageIteration)
+	}
+
 	// add dependenciesj
 	for _, dep := range options.depends {
 		args = append(args, "--depends", dep)

latest.json

 {
-	"version": "2.0.0-beta3",
+	"version": "2.0.1",
 }

package.json

@@ -4,7 +4,7 @@
     "company": "Coding Instinct AB"
   },
   "name": "grafana",
-  "version": "2.0.1",
+  "version": "2.0.2-pre1",
   "repository": {
     "type": "git",
     "url": "http://github.com/torkelo/grafana.git"

public/app/panels/graph/graph.js

@@ -63,12 +63,13 @@ function (angular, $, kbn, moment, _, GraphTooltip) {
           render_panel();
         });
 
-        function getLegendHeight() {
+        function getLegendHeight(panelHeight) {
           if (!scope.panel.legend.show || scope.panel.legend.rightSide) {
             return 0;
           }
           if (scope.panel.legend.alignAsTable) {
-            return 30 + (25 * data.length);
+            var total = 30 + (25 * data.length);
+            return Math.min(total, Math.floor(panelHeight/2));
           } else {
             return 26;
           }
@@ -84,7 +85,7 @@ function (angular, $, kbn, moment, _, GraphTooltip) {
             graphHeight -= 5; // padding
             graphHeight -= scope.panel.title ? 24 : 9; // subtract panel title bar
 
-            graphHeight = graphHeight - getLegendHeight(); // subtract one line legend
+            graphHeight = graphHeight - getLegendHeight(graphHeight); // subtract one line legend
 
             elem.css('height', graphHeight + 'px');