devops tenant api

Signed-off-by: runzexia <runzexia@yunify.com>

pkg/gojenkins/build_history.go

@@ -0,0 +1,109 @@
+package gojenkins
+
+import (
+	"io"
+	"strconv"
+	"strings"
+
+	"golang.org/x/net/html"
+)
+
+// Parse jenkins ajax response in order find the current jenkins build history
+func parseBuildHistory(d io.Reader) []*History {
+	z := html.NewTokenizer(d)
+	depth := 0
+	buildRowCellDepth := -1
+	builds := make([]*History, 0)
+	var curBuild *History
+	for {
+		tt := z.Next()
+		switch tt {
+		case html.ErrorToken:
+			if z.Err() == io.EOF {
+				return builds
+			}
+		case html.SelfClosingTagToken:
+			tn, hasAttr := z.TagName()
+			// fmt.Println("START__", string(tn), hasAttr)
+			if hasAttr {
+				a := attr(z)
+				// <img src="/static/f2881562/images/16x16/red.png" alt="Failed &gt; Console Output" tooltip="Failed &gt; Console Output" style="width: 16px; height: 16px; " class="icon-red icon-sm" />
+				if string(tn) == "img" {
+					if hasCSSClass(a, "icon-sm") && buildRowCellDepth > -1 {
+						if alt, found := a["alt"]; found {
+							curBuild.BuildStatus = strings.Fields(alt)[0]
+						}
+					}
+				}
+			}
+		case html.StartTagToken:
+			depth++
+			tn, hasAttr := z.TagName()
+			// fmt.Println("START__", string(tn), hasAttr)
+			if hasAttr {
+				a := attr(z)
+				// <td class="build-row-cell">
+				if string(tn) == "td" {
+					if hasCSSClass(a, "build-row-cell") {
+						buildRowCellDepth = depth
+						curBuild = &History{}
+						builds = append(builds, curBuild)
+					}
+				}
+				// <a update-parent-class=".build-row" href="/job/appscode/job/43/job/build-binary/227/" class="tip model-link inside build-link display-name">#227</a>
+				if string(tn) == "a" {
+					if hasCSSClass(a, "build-link") && buildRowCellDepth > -1 {
+						if href, found := a["href"]; found {
+							parts := strings.Split(href, "/")
+							if num, err := strconv.Atoi(parts[len(parts)-2]); err == nil {
+								curBuild.BuildNumber = num
+							}
+						}
+					}
+				}
+				// <div time="1469024602546" class="pane build-details"> ... </div>
+				if string(tn) == "div" {
+					if hasCSSClass(a, "build-details") && buildRowCellDepth > -1 {
+						if t, found := a["time"]; found {
+							if msec, err := strconv.ParseInt(t, 10, 0); err == nil {
+								curBuild.BuildTimestamp = msec / 1000
+							}
+						}
+					}
+				}
+			}
+		case html.EndTagToken:
+			tn, _ := z.TagName()
+			if string(tn) == "td" && depth == buildRowCellDepth {
+				buildRowCellDepth = -1
+				curBuild = nil
+			}
+			depth--
+		}
+	}
+}
+
+func attr(z *html.Tokenizer) map[string]string {
+	a := make(map[string]string)
+	for {
+		k, v, more := z.TagAttr()
+		if k != nil && v != nil {
+			a[string(k)] = string(v)
+		}
+		if !more {
+			break
+		}
+	}
+	return a
+}
+
+func hasCSSClass(a map[string]string, className string) bool {
+	if classes, found := a["class"]; found {
+		for _, class := range strings.Fields(classes) {
+			if class == className {
+				return true
+			}
+		}
+	}
+	return false
+}