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@@ -0,0 +1,96 @@
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+package porter_app
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+
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+import (
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+ "fmt"
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+ "net/http"
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+
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+ "github.com/porter-dev/porter/api/server/authz"
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+ "github.com/porter-dev/porter/api/server/handlers"
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+ "github.com/porter-dev/porter/api/server/shared"
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+ "github.com/porter-dev/porter/api/server/shared/apierrors"
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+ "github.com/porter-dev/porter/api/server/shared/config"
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+ "github.com/porter-dev/porter/api/server/shared/requestutils"
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+ "github.com/porter-dev/porter/api/types"
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+ "github.com/porter-dev/porter/internal/models"
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+ "github.com/porter-dev/porter/internal/telemetry"
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+)
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+
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+type RollbackPorterAppHandler struct {
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+ handlers.PorterHandlerReadWriter
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+ authz.KubernetesAgentGetter
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+}
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+
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+func NewRollbackPorterAppHandler(
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+ config *config.Config,
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+ decoderValidator shared.RequestDecoderValidator,
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+ writer shared.ResultWriter,
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+) *RollbackPorterAppHandler {
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+ return &RollbackPorterAppHandler{
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+ PorterHandlerReadWriter: handlers.NewDefaultPorterHandler(config, decoderValidator, writer),
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+ KubernetesAgentGetter: authz.NewOutOfClusterAgentGetter(config),
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+ }
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+}
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+
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+func (c *RollbackPorterAppHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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+ ctx, span := telemetry.NewSpan(r.Context(), "serve-rollback-porter-app")
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+ defer span.End()
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+ cluster, _ := ctx.Value(types.ClusterScope).(*models.Cluster)
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+
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+ request := &types.RollbackPorterAppRequest{}
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+ if ok := c.DecodeAndValidate(w, r, request); !ok {
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+ err := telemetry.Error(ctx, span, nil, "error decoding request")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusBadRequest))
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+ return
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+ }
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+
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+ stackName, reqErr := requestutils.GetURLParamString(r, types.URLParamStackName)
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+ if reqErr != nil {
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+ err := telemetry.Error(ctx, span, reqErr, "error getting stack name from url")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusBadRequest))
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+ return
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+ }
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+ telemetry.WithAttributes(span, telemetry.AttributeKV{Key: "stack-name", Value: stackName})
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+ namespace := fmt.Sprintf("porter-stack-%s", stackName)
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+
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+ helmAgent, err := c.GetHelmAgent(ctx, r, cluster, namespace)
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+ if err != nil {
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+ err = telemetry.Error(ctx, span, err, "error getting helm agent")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+
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+ helmRelease, err := helmAgent.GetRelease(ctx, stackName, 0, false)
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+ if err != nil {
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+ err = telemetry.Error(ctx, span, err, "error getting helm release")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+
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+ imageInfo := attemptToGetImageInfoFromRelease(helmRelease.Config)
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+ if imageInfo.Tag == "" {
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+ err = telemetry.Error(ctx, span, err, "error getting image info from release")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+
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+ porterApp, err := c.Repo().PorterApp().ReadPorterAppByName(cluster.ID, stackName)
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+ if err != nil {
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+ err = telemetry.Error(ctx, span, err, "error getting porter app")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+
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+ err = helmAgent.RollbackRelease(ctx, helmRelease.Name, request.Revision)
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+ if err != nil {
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+ err = telemetry.Error(ctx, span, err, "error rolling back release")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+
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+ _, err = createPorterAppEvent(ctx, "SUCCESS", porterApp.ID, helmRelease.Version+1, imageInfo.Tag, c.Repo().PorterAppEvent())
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+ if err != nil {
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+ err = telemetry.Error(ctx, span, err, "error creating porter app event")
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+ c.HandleAPIError(w, r, apierrors.NewErrPassThroughToClient(err, http.StatusInternalServerError))
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+ return
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+ }
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+}
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