forked from openshift/assisted-service
/
events_uploader.go
292 lines (258 loc) · 9.87 KB
/
events_uploader.go
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package uploader
import (
"archive/tar"
"bytes"
"compress/gzip"
"context"
"crypto/tls"
"encoding/json"
"fmt"
"mime/multipart"
"net/http"
"net/textproto"
"time"
"github.com/go-openapi/strfmt"
"github.com/openshift/assisted-service/internal/cluster/validations"
"github.com/openshift/assisted-service/internal/common"
eventsapi "github.com/openshift/assisted-service/internal/events/api"
"github.com/openshift/assisted-service/internal/versions"
"github.com/openshift/assisted-service/models"
"github.com/openshift/assisted-service/pkg/k8sclient"
"github.com/pkg/errors"
log "github.com/sirupsen/logrus"
"github.com/thoas/go-funk"
"gorm.io/gorm"
)
var _ Client = &eventsUploader{}
type eventsUploader struct {
Config
db *gorm.DB
log log.FieldLogger
client k8sclient.K8SClient
}
func (e *eventsUploader) UploadEvents(ctx context.Context, cluster *common.Cluster, eventsHandler eventsapi.Handler) error {
pullSecret, err := getPullSecret(cluster.PullSecret, e.client, openshiftTokenKey)
if err != nil {
return errors.Wrapf(err, "failed to get pull secret to upload event data for cluster %s", cluster.ID)
}
buffer, err := prepareFiles(ctx, e.db, cluster, eventsHandler, pullSecret, e.Config)
if err != nil {
return errors.Wrapf(err, "failed to prepare files to upload for cluster %s", cluster.ID)
}
formBuffer, contentType, err := prepareBody(buffer)
if err != nil {
return errors.Wrapf(err, "failed to prepare event data content to upload for cluster %s", *cluster.ID)
}
req, err := http.NewRequest(http.MethodPost, e.DataUploadEndpoint, formBuffer)
if err != nil {
return errors.Wrapf(err, "failed preparing new https request for endpoint %s", e.DataUploadEndpoint)
}
if err := e.setHeaders(req, cluster.ID, pullSecret.AuthRaw, contentType); err != nil {
return errors.Wrapf(err, "failed setting header for endpoint %s", e.DataUploadEndpoint)
}
return e.sendRequest(req)
}
func (e *eventsUploader) IsEnabled() bool {
return e.EnableDataCollection && isOCMPullSecretOptIn(e.client) && isURLReachable(e.DataUploadEndpoint)
}
func (e *eventsUploader) setHeaders(req *http.Request, clusterID *strfmt.UUID, token, formDataContentType string) error {
if token == "" {
return fmt.Errorf("no auth token available for cluster %s", clusterID)
}
if req.Header == nil {
req.Header = make(http.Header)
}
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
req.Header.Set("Content-Type", formDataContentType)
req.Header.Set("User-Agent", fmt.Sprintf("assisted-installer-operator/%s cluster/%s", e.AssistedServiceVersion, *clusterID))
return nil
}
func prepareBody(buffer *bytes.Buffer) (*bytes.Buffer, string, error) {
if buffer == nil || buffer.Bytes() == nil {
return nil, "", errors.Errorf("no data passed to prepare body")
}
mimeHeader := make(textproto.MIMEHeader)
mimeHeader.Set("Content-Disposition", fmt.Sprintf(`form-data; name="%s"; filename="%s"`, "file", "events.tgz"))
mimeHeader.Set("Content-Type", "application/vnd.redhat.assisted-installer.events+tar")
var formBuffer bytes.Buffer
w := multipart.NewWriter(&formBuffer)
fw, err := w.CreatePart(mimeHeader)
if err != nil {
return nil, "", errors.Wrapf(err, "failed creating multipart section for request body")
}
if _, err := fw.Write(buffer.Bytes()); err != nil {
return nil, "", err
}
if err := w.Close(); err != nil {
return nil, "", err
}
return &formBuffer, w.FormDataContentType(), nil
}
func (e *eventsUploader) sendRequest(req *http.Request) error {
transport := &http.Transport{
TLSClientConfig: &tls.Config{},
TLSHandshakeTimeout: 10 * time.Second,
IdleConnTimeout: time.Minute,
}
client := &http.Client{Transport: transport, Timeout: time.Minute}
res, err := client.Do(req)
if err != nil {
return errors.Wrapf(err, "failed to send request to %s", req.URL)
}
// Successful http response code from the ingress server is in the 200s
if res.StatusCode >= 200 && res.StatusCode <= 299 {
e.log.Debugf("Successful response received from %s. Red Hat Insights Request ID: %+v", req.URL, res.Header.Get("X-Rh-Insights-Request-Id"))
}
return nil
}
func prepareFiles(ctx context.Context, db *gorm.DB, cluster *common.Cluster, eventsHandler eventsapi.Handler, pullSecret *validations.PullSecretCreds,
config Config) (*bytes.Buffer, error) {
buffer := &bytes.Buffer{}
gz := gzip.NewWriter(buffer)
tw := tar.NewWriter(gz)
filesCreated := 0
// errors creating files below will be ignored since failing to create one of the files
// doesn't mean the rest of the function should fail
if err := clusterFile(tw, cluster, pullSecret); err == nil {
filesCreated++
}
infraEnvID, err := hostsFile(db, tw, cluster)
if err == nil {
filesCreated++
}
if err := infraEnvFile(db, tw, infraEnvID, cluster.ID); err == nil {
filesCreated++
}
if err := eventsFile(ctx, cluster.ID, eventsHandler, tw); err == nil {
filesCreated++
}
// There are no files to upload
if filesCreated == 0 {
return nil, errors.Errorf("no event data files created for cluster %s", cluster.ID)
}
// Add versions file to bundle
if versionsJson, err := json.Marshal(versions.GetModelVersions(config.Versions)); err == nil {
addFile(tw, versionsJson, fmt.Sprintf("%s/versions.json", *cluster.ID)) //nolint:errcheck // errors adding this file shouldn't prevent the data from being sent
}
// Add metadata file to bundle
metadataFile(tw, cluster.ID, config)
// produce tar
if err := tw.Close(); err != nil {
return nil, errors.Wrap(err, "failed closing tar file")
}
// produce gzip
if err := gz.Close(); err != nil {
return nil, errors.Wrap(err, "failed closing gzip file")
}
return buffer, nil
}
func metadataFile(tw *tar.Writer, clusterID *strfmt.UUID, config Config) {
metadata := versions.GetModelVersions(config.Versions)
metadata["deployment-type"] = config.DeploymentType
metadata["deployment-version"] = config.DeploymentVersion
metadata["git-ref"] = config.AssistedServiceVersion
if metadataJson, err := json.Marshal(metadata); err == nil {
addFile(tw, metadataJson, fmt.Sprintf("%s/metadata.json", *clusterID)) //nolint:errcheck // errors adding this file shouldn't prevent the data from being sent
}
}
func eventsFile(ctx context.Context, clusterID *strfmt.UUID, eventsHandler eventsapi.Handler, tw *tar.Writer) error {
if eventsHandler == nil {
return errors.Errorf("failed to get events for cluster %s, events handler is nil", clusterID)
}
response, err := eventsHandler.V2GetEvents(ctx, common.GetDefaultV2GetEventsParams(clusterID, nil, nil, models.EventCategoryMetrics, models.EventCategoryUser))
if err != nil {
return errors.Wrapf(err, "failed to find events for cluster %s", clusterID)
}
var events []*models.Event
for _, dbEvent := range response.GetEvents() {
events = append(events, &dbEvent.Event)
}
contents, err := json.MarshalIndent(events, "", " ")
if err != nil {
return errors.Wrapf(err, "failed to marshal events")
}
return addFile(tw, contents, fmt.Sprintf("%s/events.json", *clusterID))
}
func clusterFile(tw *tar.Writer, cluster *common.Cluster, pullSecret *validations.PullSecretCreds) error {
if cluster != nil && cluster.ID != nil {
// To distinguish who is uploading the data
if cluster.EmailDomain == "" {
cluster.EmailDomain = getEmailDomain(pullSecret.Email)
}
if cluster.UserName == "" {
cluster.UserName = pullSecret.Username
}
clusterJson, err := json.Marshal(cluster.Cluster)
if err != nil {
return errors.Wrapf(err, "failed to marshal cluster %s", *cluster.ID)
}
return addFile(tw, clusterJson, fmt.Sprintf("%s/events/cluster.json", *cluster.ID))
}
return errors.New("no cluster provided for cluster file")
}
func infraEnvFile(db *gorm.DB, tw *tar.Writer, infraEnvID *strfmt.UUID, clusterID *strfmt.UUID) error {
if infraEnvID != nil {
infraEnv, err := common.GetInfraEnvFromDB(db, *infraEnvID)
if err != nil {
return errors.Wrapf(err, "error getting infra-env %s from db", *infraEnvID)
}
iJson, err := json.Marshal(infraEnv.InfraEnv)
if err != nil {
return errors.Wrapf(err, "error marshalling infra-env %s", *infraEnvID)
}
// add the file content
return addFile(tw, iJson, fmt.Sprintf("%s/events/infraenv.json", *clusterID))
}
return errors.Errorf("no infra-env id provided to upload data for cluster %s", clusterID)
}
func hostsFile(db *gorm.DB, tw *tar.Writer, cluster *common.Cluster) (*strfmt.UUID, error) {
if cluster == nil || cluster.ID == nil {
return nil, errors.New("no cluster specified for hosts file")
}
var infraEnvID *strfmt.UUID
clusterWithHosts, err := common.GetClusterFromDBWithHosts(db, *cluster.ID)
if err != nil {
return nil, errors.Wrapf(err, "failed to find cluster %s", *cluster.ID)
}
hosts := clusterWithHosts.Cluster.Hosts
if len(hosts) > 0 {
hostJson, err := json.MarshalIndent(hosts, "", " ")
if err != nil {
return nil, errors.Wrapf(err, "failed marshalling hosts for cluster %s for events file", *cluster.ID)
}
foundHost := funk.Find(hosts, func(host *models.Host) bool {
return host.InfraEnvID.String() != ""
})
if host, ok := foundHost.(*models.Host); ok {
infraEnvID = &host.InfraEnvID
}
return infraEnvID, addFile(tw, hostJson, fmt.Sprintf("%s/events/hosts.json", *cluster.ID))
}
return nil, errors.Errorf("no hosts found for cluster %s", *cluster.ID)
}
func addFile(tw *tar.Writer, contents []byte, fileName string) error {
if len(contents) < 1 {
return errors.Errorf("no file contents to write for %s", fileName)
}
// add the file content
hdr := &tar.Header{
Name: fileName,
Mode: 0644,
Size: int64(len(contents)),
}
if err := tw.WriteHeader(hdr); err != nil {
return errors.Wrapf(err, "failed writing file header for %s", fileName)
}
if _, err := tw.Write(contents); err != nil {
return errors.Wrapf(err, "failed writing contents to file %s", fileName)
}
return nil
}
// This function indicates if it's a disconnected environment
func isURLReachable(url string) bool {
client := http.Client{
Timeout: time.Second,
}
_, err := client.Get(url)
return err == nil
}