Scanners Integration (#18)

* Research scanning

* Move files around

* Reports the list

* Scanner happens

* Commit

* Work on alternative

* refactorings

* Progress

* Save the state

* Commit

* Display trivy Results

* Checkov also reports

* Better display

* Correct trivy numbers

* Scan pre-install manifest

* Readme items

* Static checks

pkg/dashboard/handlers/helmHandlers.go

@@ -0,0 +1,206 @@
+package handlers
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin"
+	"github.com/komodorio/helm-dashboard/pkg/dashboard/subproc"
+	"github.com/komodorio/helm-dashboard/pkg/dashboard/utils"
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+type HelmHandler struct {
+	Data *subproc.DataLayer
+}
+
+func (h *HelmHandler) GetCharts(c *gin.Context) {
+	res, err := h.Data.ListInstalled()
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.IndentedJSON(http.StatusOK, res)
+}
+
+// TODO: helm show chart komodorio/k8s-watcher to get the icon URL
+
+func (h *HelmHandler) Uninstall(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+	err = h.Data.UninstallChart(qp.Namespace, qp.Name)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.Status(http.StatusAccepted)
+}
+
+func (h *HelmHandler) Rollback(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, true)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	err = h.Data.Revert(qp.Namespace, qp.Name, qp.Revision)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.Status(http.StatusAccepted)
+}
+
+func (h *HelmHandler) History(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	res, err := h.Data.ChartHistory(qp.Namespace, qp.Name)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.IndentedJSON(http.StatusOK, res)
+}
+
+func (h *HelmHandler) Resources(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, true)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	res, err := h.Data.RevisionManifestsParsed(qp.Namespace, qp.Name, qp.Revision)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.IndentedJSON(http.StatusOK, res)
+}
+
+func (h *HelmHandler) RepoSearch(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	res, err := h.Data.ChartRepoVersions(qp.Name)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.IndentedJSON(http.StatusOK, res)
+}
+
+func (h *HelmHandler) RepoUpdate(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	err = h.Data.ChartRepoUpdate(qp.Name)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.Status(http.StatusNoContent)
+}
+
+func (h *HelmHandler) Install(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, false)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	justTemplate := c.Query("flag") != "true"
+	out, err := h.Data.ChartUpgrade(qp.Namespace, qp.Name, c.Query("chart"), c.Query("version"), justTemplate, c.PostForm("values"))
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	if !justTemplate {
+		c.Header("Content-Type", "application/json")
+	} else {
+		manifests, err := h.Data.RevisionManifests(qp.Namespace, qp.Name, 0, false)
+		if err != nil {
+			_ = c.AbortWithError(http.StatusInternalServerError, err)
+			return
+		}
+		out = subproc.GetDiff(strings.TrimSpace(manifests), out, "current.yaml", "upgraded.yaml")
+	}
+
+	c.String(http.StatusAccepted, out)
+}
+
+func (h *HelmHandler) GetInfoSection(c *gin.Context) {
+	qp, err := utils.GetQueryProps(c, true)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	flag := c.Query("flag") == "true"
+	rDiff := c.Query("revisionDiff")
+	res, err := handleGetSection(h.Data, c.Param("section"), rDiff, qp, flag)
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.String(http.StatusOK, res)
+}
+
+func (h *HelmHandler) RepoValues(c *gin.Context) {
+	out, err := h.Data.ShowValues(c.Query("chart"), c.Query("version"))
+	if err != nil {
+		_ = c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+	c.String(http.StatusOK, out)
+}
+
+func handleGetSection(data *subproc.DataLayer, section string, rDiff string, qp *utils.QueryProps, flag bool) (string, error) {
+	sections := map[string]subproc.SectionFn{
+		"manifests": data.RevisionManifests,
+		"values":    data.RevisionValues,
+		"notes":     data.RevisionNotes,
+	}
+
+	functor, found := sections[section]
+	if !found {
+		return "", errors.New("unsupported section: " + section)
+	}
+
+	if rDiff != "" {
+		cRevDiff, err := strconv.Atoi(rDiff)
+		if err != nil {
+			return "", err
+		}
+
+		ext := ".yaml"
+		if section == "notes" {
+			ext = ".txt"
+		}
+
+		res, err := subproc.RevisionDiff(functor, ext, qp.Namespace, qp.Name, cRevDiff, qp.Revision, flag)
+		if err != nil {
+			return "", err
+		}
+		return res, nil
+	} else {
+		res, err := functor(qp.Namespace, qp.Name, qp.Revision, flag)
+		if err != nil {
+			return "", err
+		}
+		return res, nil
+	}
+}