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app.go
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app.go
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package handlers
import (
"encoding/json"
"fmt"
"net/http"
"github.com/gorilla/mux"
"github.com/pkg/errors"
downstreamtypes "github.com/replicatedhq/kots/pkg/api/downstream/types"
"github.com/replicatedhq/kots/pkg/api/handlers/types"
apptypes "github.com/replicatedhq/kots/pkg/app/types"
"github.com/replicatedhq/kots/pkg/gitops"
"github.com/replicatedhq/kots/pkg/logger"
"github.com/replicatedhq/kots/pkg/rbac"
"github.com/replicatedhq/kots/pkg/render"
"github.com/replicatedhq/kots/pkg/session"
"github.com/replicatedhq/kots/pkg/store"
"github.com/replicatedhq/kots/pkg/version"
)
func (h *Handler) GetPendingApp(w http.ResponseWriter, r *http.Request) {
sess := session.ContextGetSession(r)
if sess == nil {
logger.Error(errors.New("invalid session"))
w.WriteHeader(http.StatusInternalServerError)
return
}
papp, err := store.GetStore().GetPendingAirgapUploadApp()
if err != nil {
if store.GetStore().IsNotFound(err) {
w.WriteHeader(http.StatusNotFound)
} else {
logger.Error(errors.Wrap(err, "failed to get pending app"))
w.WriteHeader(http.StatusInternalServerError)
}
return
}
defaultRoles := rbac.DefaultRoles() // TODO (ethan): this should be set in the handler
if sess.HasRBAC { // handle pre-rbac sessions
allow, err := rbac.CheckAccess(r.Context(), defaultRoles, "read", fmt.Sprintf("app.%s", papp.Slug), sess.Roles)
if err != nil {
logger.Error(errors.Wrapf(err, "failed to check access for pending app %s", papp.Slug))
w.WriteHeader(http.StatusInternalServerError)
return
} else if !allow {
logger.Debug("failed to check access for pending app")
w.WriteHeader(http.StatusForbidden)
return
}
}
pendingAppResponse := types.GetPendingAppResponse{
App: types.ResponsePendingApp{
ID: papp.ID,
Slug: papp.Slug,
Name: papp.Name,
LicenseData: papp.LicenseData,
},
}
JSON(w, http.StatusOK, pendingAppResponse)
}
func (h *Handler) ListApps(w http.ResponseWriter, r *http.Request) {
sess := session.ContextGetSession(r)
if sess == nil {
logger.Error(errors.New("invalid session"))
w.WriteHeader(http.StatusInternalServerError)
return
}
apps, err := store.GetStore().ListInstalledApps()
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
defaultRoles := rbac.DefaultRoles() // TODO (ethan): this should be set in the handler
responseApps := []types.ResponseApp{}
for _, a := range apps {
if sess.HasRBAC { // handle pre-rbac sessions
allow, err := rbac.CheckAccess(r.Context(), defaultRoles, "read", fmt.Sprintf("app.%s", a.Slug), sess.Roles)
if err != nil {
logger.Error(errors.Wrapf(err, "failed to check access for app %s", a.Slug))
w.WriteHeader(http.StatusInternalServerError)
return
} else if !allow {
continue
}
}
responseApp, err := responseAppFromApp(a)
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
responseApps = append(responseApps, *responseApp)
}
listAppsResponse := types.ListAppsResponse{
Apps: responseApps,
}
JSON(w, http.StatusOK, listAppsResponse)
}
func (h *Handler) GetAppStatus(w http.ResponseWriter, r *http.Request) {
appSlug := mux.Vars(r)["appSlug"]
a, err := store.GetStore().GetAppFromSlug(appSlug)
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
appStatus, err := store.GetStore().GetAppStatus(a.ID)
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
appStatusResponse := types.AppStatusResponse{
AppStatus: appStatus,
}
JSON(w, http.StatusOK, appStatusResponse)
}
func (h *Handler) GetApp(w http.ResponseWriter, r *http.Request) {
appSlug := mux.Vars(r)["appSlug"]
a, err := store.GetStore().GetAppFromSlug(appSlug)
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
responseApp, err := responseAppFromApp(a)
if err != nil {
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
JSON(w, http.StatusOK, responseApp)
}
func responseAppFromApp(a *apptypes.App) (*types.ResponseApp, error) {
license, err := store.GetStore().GetLatestLicenseForApp(a.ID)
if err != nil {
return nil, errors.Wrap(err, "failed to get license")
}
isIdentityServiceSupportedForVersion, err := store.GetStore().IsIdentityServiceSupportedForVersion(a.ID, a.CurrentSequence)
if err != nil {
return nil, errors.Wrapf(err, "failed to check if identity service is supported for version %d", a.CurrentSequence)
}
isAppIdentityServiceSupported := isIdentityServiceSupportedForVersion && license.Spec.IsIdentityServiceSupported
allowRollback, err := store.GetStore().IsRollbackSupportedForVersion(a.ID, a.CurrentSequence)
if err != nil {
return nil, errors.Wrap(err, "failed to check if rollback is supported")
}
currentVersion, err := store.GetStore().GetAppVersion(a.ID, a.CurrentSequence)
if err != nil {
return nil, errors.Wrap(err, "failed to get app version")
}
downstreams, err := store.GetStore().ListDownstreamsForApp(a.ID)
if err != nil {
return nil, errors.Wrap(err, "failed to list downstreams for app")
}
responseDownstreams := []types.ResponseDownstream{}
for _, d := range downstreams {
parentSequence, err := store.GetStore().GetCurrentParentSequence(a.ID, d.ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get current parent sequence for downstream")
}
links, err := version.GetRealizedLinksFromAppSpec(a.ID, parentSequence)
if err != nil {
return nil, errors.Wrap(err, "failed to get realized links from app spec")
}
currentVersion, err := store.GetStore().GetCurrentVersion(a.ID, d.ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get current downstream version")
}
pendingVersions, err := store.GetStore().GetPendingVersions(a.ID, d.ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get pending versions")
}
pastVersions, err := store.GetStore().GetPastVersions(a.ID, d.ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get past versions")
}
downstreamGitOps, err := gitops.GetDownstreamGitOps(a.ID, d.ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get downstream gitops")
}
responseGitOps := types.ResponseGitOps{}
if downstreamGitOps != nil {
responseGitOps = types.ResponseGitOps{
Enabled: true,
Provider: downstreamGitOps.Provider,
Uri: downstreamGitOps.RepoURI,
Hostname: downstreamGitOps.Hostname,
HTTPPort: downstreamGitOps.HTTPPort,
SSHPort: downstreamGitOps.SSHPort,
Path: downstreamGitOps.Path,
Branch: downstreamGitOps.Branch,
Format: downstreamGitOps.Format,
Action: downstreamGitOps.Action,
DeployKey: downstreamGitOps.PublicKey,
IsConnected: downstreamGitOps.IsConnected,
}
}
cluster := types.ResponseCluster{
ID: d.ClusterID,
Slug: d.ClusterSlug,
}
responseDownstream := types.ResponseDownstream{
Name: d.Name,
Links: links,
CurrentVersion: currentVersion,
PendingVersions: pendingVersions,
PastVersions: pastVersions,
GitOps: responseGitOps,
Cluster: cluster,
}
responseDownstreams = append(responseDownstreams, responseDownstream)
}
// check snapshots for the parent sequence of the deployed version
allowSnapshots := false
if len(downstreams) > 0 {
parentSequence, err := store.GetStore().GetCurrentParentSequence(a.ID, downstreams[0].ClusterID)
if err != nil {
return nil, errors.Wrap(err, "failed to get current parent sequence for downstream")
}
s, err := store.GetStore().IsSnapshotsSupportedForVersion(a, parentSequence, &render.Renderer{})
if err != nil {
return nil, errors.Wrap(err, "failed to check if snapshots is allowed")
}
allowSnapshots = s && license.Spec.IsSnapshotSupported
}
responseApp := types.ResponseApp{
ID: a.ID,
Slug: a.Slug,
Name: a.Name,
IsAirgap: a.IsAirgap,
CurrentSequence: a.CurrentSequence,
UpstreamURI: a.UpstreamURI,
IconURI: a.IconURI,
CreatedAt: a.CreatedAt,
UpdatedAt: a.UpdatedAt,
LastUpdateCheckAt: a.LastUpdateCheckAt,
HasPreflight: a.HasPreflight,
IsConfigurable: a.IsConfigurable,
UpdateCheckerSpec: a.UpdateCheckerSpec,
IsGitOpsSupported: license.Spec.IsGitOpsSupported,
IsIdentityServiceSupported: license.Spec.IsIdentityServiceSupported,
IsAppIdentityServiceSupported: isAppIdentityServiceSupported,
IsGeoaxisSupported: license.Spec.IsGeoaxisSupported,
AllowRollback: allowRollback,
AllowSnapshots: allowSnapshots,
LicenseType: license.Spec.LicenseType,
CurrentVersion: currentVersion,
Downstreams: responseDownstreams,
}
return &responseApp, nil
}
type GetAppVersionsResponse struct {
VersionHistory []downstreamtypes.DownstreamVersion `json:"versionHistory"`
}
func (h *Handler) GetAppVersionHistory(w http.ResponseWriter, r *http.Request) {
appSlug := mux.Vars(r)["appSlug"]
foundApp, err := store.GetStore().GetAppFromSlug(appSlug)
if err != nil {
err = errors.Wrap(err, "failed to get app from slug")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
downstreams, err := store.GetStore().ListDownstreamsForApp(foundApp.ID)
if err != nil {
err = errors.Wrap(err, "failed to list downstreams for app")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
} else if len(downstreams) == 0 {
err = errors.New("no downstreams for app")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
clusterID := downstreams[0].ClusterID
currentVersion, err := store.GetStore().GetCurrentVersion(foundApp.ID, clusterID)
if err != nil {
err = errors.Wrap(err, "failed to get current downstream version")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
pendingVersions, err := store.GetStore().GetPendingVersions(foundApp.ID, clusterID)
if err != nil {
err = errors.Wrap(err, "failed to get pending versions")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
pastVersions, err := store.GetStore().GetPastVersions(foundApp.ID, clusterID)
if err != nil {
err = errors.Wrap(err, "failed to get past versions")
logger.Error(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
response := GetAppVersionsResponse{
VersionHistory: []downstreamtypes.DownstreamVersion{},
}
response.VersionHistory = append(response.VersionHistory, pendingVersions...)
if currentVersion != nil {
response.VersionHistory = append(response.VersionHistory, *currentVersion)
}
response.VersionHistory = append(response.VersionHistory, pastVersions...)
JSON(w, http.StatusOK, response)
}
type RemoveAppRequest struct {
Force bool `json:"force"`
}
type RemoveAppResponse struct {
Error string `json:"error,omitempty"`
}
func (h *Handler) RemoveApp(w http.ResponseWriter, r *http.Request) {
appSlug := mux.Vars(r)["appSlug"]
response := RemoveAppResponse{}
removeAppRequest := RemoveAppRequest{}
if err := json.NewDecoder(r.Body).Decode(&removeAppRequest); err != nil {
response.Error = "failed to parse request body"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusBadRequest, response)
return
}
app, err := store.GetStore().GetAppFromSlug(appSlug)
if err != nil {
if store.GetStore().IsNotFound(err) {
response.Error = "app slug not found"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusNotFound, response)
} else {
response.Error = "failed to find app slug"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusInternalServerError, response)
}
return
}
if !removeAppRequest.Force {
downstreams, err := store.GetStore().ListDownstreamsForApp(app.ID)
if err != nil {
response.Error = "failed to list downstreams"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusInternalServerError, response)
return
}
for _, d := range downstreams {
currentVersion, err := store.GetStore().GetCurrentVersion(app.ID, d.ClusterID)
if err != nil {
response.Error = "failed to get current downstream version"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusInternalServerError, response)
return
}
if currentVersion != nil {
response.Error = fmt.Sprintf("application %s is deployed and cannot be removed", appSlug)
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusBadRequest, response)
return
}
}
}
err = store.GetStore().RemoveApp(app.ID)
if err != nil {
response.Error = "failed to remove app"
logger.Error(errors.Wrap(err, response.Error))
JSON(w, http.StatusInternalServerError, response)
return
}
JSON(w, http.StatusOK, response)
}