mirror of
https://github.com/grafana/grafana.git
synced 2024-12-01 04:59:15 -06:00
89337ea01f
* add regex support for api tests * revert dumb thing * add api tests * add unit test for core async workflow * add xorm store unit tests * fix typo * remove unnecessary assignment
555 lines
18 KiB
Go
555 lines
18 KiB
Go
package api
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import (
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"errors"
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"net/http"
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"github.com/grafana/grafana/pkg/api/response"
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"github.com/grafana/grafana/pkg/api/routing"
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"github.com/grafana/grafana/pkg/infra/log"
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"github.com/grafana/grafana/pkg/infra/tracing"
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"github.com/grafana/grafana/pkg/middleware"
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"github.com/grafana/grafana/pkg/services/cloudmigration"
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contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
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"github.com/grafana/grafana/pkg/util"
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"github.com/grafana/grafana/pkg/web"
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)
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type CloudMigrationAPI struct {
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cloudMigrationService cloudmigration.Service
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routeRegister routing.RouteRegister
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log log.Logger
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tracer tracing.Tracer
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}
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func RegisterApi(
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rr routing.RouteRegister,
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cms cloudmigration.Service,
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tracer tracing.Tracer,
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) *CloudMigrationAPI {
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api := &CloudMigrationAPI{
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log: log.New("cloudmigrations.api"),
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routeRegister: rr,
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cloudMigrationService: cms,
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tracer: tracer,
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}
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api.registerEndpoints()
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return api
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}
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// registerEndpoints Registers Endpoints on Grafana Router
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func (cma *CloudMigrationAPI) registerEndpoints() {
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cma.routeRegister.Group("/api/cloudmigration", func(cloudMigrationRoute routing.RouteRegister) {
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// destination instance endpoints for token management
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cloudMigrationRoute.Get("/token", routing.Wrap(cma.GetToken))
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cloudMigrationRoute.Post("/token", routing.Wrap(cma.CreateToken))
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cloudMigrationRoute.Delete("/token/:uid", routing.Wrap(cma.DeleteToken))
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// on-prem instance endpoints for managing GMS sessions
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cloudMigrationRoute.Get("/migration", routing.Wrap(cma.GetSessionList))
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cloudMigrationRoute.Post("/migration", routing.Wrap(cma.CreateSession))
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cloudMigrationRoute.Get("/migration/:uid", routing.Wrap(cma.GetSession))
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cloudMigrationRoute.Delete("/migration/:uid", routing.Wrap(cma.DeleteSession))
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// sync approach to data migration
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cloudMigrationRoute.Post("/migration/:uid/run", routing.Wrap(cma.RunMigration))
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cloudMigrationRoute.Get("/migration/:uid/run", routing.Wrap(cma.GetMigrationRunList))
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cloudMigrationRoute.Get("/migration/run/:runUID", routing.Wrap(cma.GetMigrationRun))
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// async approach to data migration using snapshots
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cloudMigrationRoute.Post("/migration/:uid/snapshot", routing.Wrap(cma.CreateSnapshot))
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cloudMigrationRoute.Get("/migration/:uid/snapshot/:snapshotUid", routing.Wrap(cma.GetSnapshot))
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cloudMigrationRoute.Get("/migration/:uid/snapshots", routing.Wrap(cma.GetSnapshotList))
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cloudMigrationRoute.Post("/migration/:uid/snapshot/:snapshotUid/upload", routing.Wrap(cma.UploadSnapshot))
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cloudMigrationRoute.Post("/migration/:uid/snapshot/:snapshotUid/cancel", routing.Wrap(cma.CancelSnapshot))
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}, middleware.ReqOrgAdmin)
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}
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// swagger:route GET /cloudmigration/token migrations getCloudMigrationToken
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//
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// Fetch the cloud migration token if it exists.
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//
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// Responses:
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// 200: cloudMigrationGetTokenResponse
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// 401: unauthorisedError
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// 404: notFoundError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetToken(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetToken")
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defer span.End()
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logger := cma.log.FromContext(ctx)
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token, err := cma.cloudMigrationService.GetToken(ctx)
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if err != nil {
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if !errors.Is(err, cloudmigration.ErrTokenNotFound) {
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logger.Error("fetching cloud migration access token", "err", err.Error())
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}
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return response.ErrOrFallback(http.StatusInternalServerError, "fetching cloud migration access token", err)
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}
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return response.JSON(http.StatusOK, GetAccessTokenResponseDTO{
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ID: token.ID,
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DisplayName: token.DisplayName,
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ExpiresAt: token.ExpiresAt,
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FirstUsedAt: token.FirstUsedAt,
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LastUsedAt: token.LastUsedAt,
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CreatedAt: token.CreatedAt,
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})
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}
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// swagger:route POST /cloudmigration/token migrations createCloudMigrationToken
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//
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// Create gcom access token.
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//
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// Responses:
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// 200: cloudMigrationCreateTokenResponse
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) CreateToken(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.CreateAccessToken")
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defer span.End()
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logger := cma.log.FromContext(ctx)
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resp, err := cma.cloudMigrationService.CreateToken(ctx)
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if err != nil {
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logger.Error("creating gcom access token", "err", err.Error())
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return response.ErrOrFallback(http.StatusInternalServerError, "creating gcom access token", err)
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}
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return response.JSON(http.StatusOK, CreateAccessTokenResponseDTO(resp))
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}
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// swagger:route DELETE /cloudmigration/token/{uid} migrations deleteCloudMigrationToken
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//
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// Deletes a cloud migration token.
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//
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// Responses:
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// 204: cloudMigrationDeleteTokenResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) DeleteToken(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.DeleteToken")
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defer span.End()
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logger := cma.log.FromContext(ctx)
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.Error(http.StatusBadRequest, "invalid migration uid", err)
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}
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if err := cma.cloudMigrationService.DeleteToken(ctx, uid); err != nil {
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logger.Error("deleting cloud migration token", "err", err.Error())
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return response.ErrOrFallback(http.StatusInternalServerError, "deleting cloud migration token", err)
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}
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return response.Empty(http.StatusNoContent)
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}
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// swagger:route GET /cloudmigration/migration migrations getSessionList
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//
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// Get a list of all cloud migration sessions that have been created.
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//
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// Responses:
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// 200: cloudMigrationSessionListResponse
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetSessionList(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetSessionList")
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defer span.End()
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sl, err := cma.cloudMigrationService.GetSessionList(ctx)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "session list error", err)
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}
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return response.JSON(http.StatusOK, convertSessionListToDTO(*sl))
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}
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// swagger:route GET /cloudmigration/migration/{uid} migrations getSession
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//
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// Get a cloud migration session by its uid.
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//
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// Responses:
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// 200: cloudMigrationSessionResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetSession(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetSession")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.Error(http.StatusBadRequest, "invalid session uid", err)
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}
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s, err := cma.cloudMigrationService.GetSession(ctx, uid)
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if err != nil {
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return response.ErrOrFallback(http.StatusNotFound, "session not found", err)
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}
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return response.JSON(http.StatusOK, CloudMigrationSessionResponseDTO{
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UID: s.UID,
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Slug: s.Slug,
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Created: s.Created,
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Updated: s.Updated,
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})
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}
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// swagger:route POST /cloudmigration/migration migrations createSession
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//
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// Create a migration session.
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//
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// Responses:
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// 200: cloudMigrationSessionResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) CreateSession(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.CreateSession")
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defer span.End()
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cmd := CloudMigrationSessionRequestDTO{}
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if err := web.Bind(c.Req, &cmd); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "bad request data", err)
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}
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s, err := cma.cloudMigrationService.CreateSession(ctx, cloudmigration.CloudMigrationSessionRequest{
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AuthToken: cmd.AuthToken,
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})
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "session creation error", err)
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}
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return response.JSON(http.StatusOK, CloudMigrationSessionResponseDTO{
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UID: s.UID,
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Slug: s.Slug,
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Created: s.Created,
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Updated: s.Updated,
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})
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}
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// swagger:route POST /cloudmigration/migration/{uid}/run migrations runCloudMigration
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//
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// Trigger the run of a migration to the Grafana Cloud.
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//
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// It returns migrations that has been created.
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//
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// Responses:
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// 200: cloudMigrationRunResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) RunMigration(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.RunMigration")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid migration uid", err)
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}
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result, err := cma.cloudMigrationService.RunMigration(ctx, uid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "migration run error", err)
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}
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return response.JSON(http.StatusOK, convertMigrateDataResponseToDTO(*result))
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}
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// swagger:route GET /cloudmigration/migration/run/{runUID} migrations getCloudMigrationRun
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//
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// Get the result of a single migration run.
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//
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// Responses:
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// 200: cloudMigrationRunResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetMigrationRun(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetMigrationRun")
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defer span.End()
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runUid := web.Params(c.Req)[":runUID"]
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if err := util.ValidateUID(runUid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid runUID", err)
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}
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migrationStatus, err := cma.cloudMigrationService.GetMigrationStatus(ctx, runUid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "migration status error", err)
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}
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result, err := migrationStatus.GetResult()
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if err != nil {
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cma.log.Error("could not return migration run", "err", err)
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return response.Error(http.StatusInternalServerError, "migration run get error", err)
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}
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return response.JSON(http.StatusOK, convertMigrateDataResponseToDTO(*result))
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}
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// swagger:route GET /cloudmigration/migration/{uid}/run migrations getCloudMigrationRunList
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//
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// Get a list of migration runs for a migration.
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//
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// Responses:
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// 200: cloudMigrationRunListResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetMigrationRunList(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetMigrationRunList")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid migration uid", err)
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}
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runList, err := cma.cloudMigrationService.GetMigrationRunList(ctx, uid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "list migration status error", err)
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}
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runs := make([]MigrateDataResponseListDTO, len(runList.Runs))
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for i := 0; i < len(runList.Runs); i++ {
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runs[i] = MigrateDataResponseListDTO{runList.Runs[i].RunUID}
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}
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return response.JSON(http.StatusOK, CloudMigrationRunListDTO{
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Runs: runs,
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})
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}
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// swagger:route DELETE /cloudmigration/migration/{uid} migrations deleteSession
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//
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// Delete a migration session by its uid.
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//
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// Responses:
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// 200
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// 401: unauthorisedError
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// 400: badRequestError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) DeleteSession(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.DeleteSession")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
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}
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_, err := cma.cloudMigrationService.DeleteSession(ctx, uid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "session delete error", err)
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}
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return response.Empty(http.StatusOK)
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}
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// swagger:route POST /cloudmigration/migration/{uid}/snapshot migrations createSnapshot
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//
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// Trigger the creation of an instance snapshot associated with the provided session.
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// If the snapshot initialization is successful, the snapshot uid is returned.
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//
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// Responses:
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// 200: createSnapshotResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) CreateSnapshot(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.CreateSnapshot")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
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}
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ss, err := cma.cloudMigrationService.CreateSnapshot(ctx, uid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "error creating snapshot", err)
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}
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return response.JSON(http.StatusOK, CreateSnapshotResponseDTO{
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SnapshotUID: ss.UID,
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})
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}
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// swagger:route GET /cloudmigration/migration/{uid}/snapshot/{snapshotUid} migrations getSnapshot
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//
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// Get metadata about a snapshot, including where it is in its processing and final results.
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//
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// Responses:
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// 200: getSnapshotResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetSnapshot(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetSnapshot")
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defer span.End()
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sessUid, snapshotUid := web.Params(c.Req)[":uid"], web.Params(c.Req)[":snapshotUid"]
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if err := util.ValidateUID(sessUid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
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}
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if err := util.ValidateUID(snapshotUid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid snapshot uid", err)
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}
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snapshot, err := cma.cloudMigrationService.GetSnapshot(ctx, sessUid, snapshotUid)
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "error retrieving snapshot", err)
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}
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result, err := snapshot.GetSnapshotResult()
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if err != nil {
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return response.ErrOrFallback(http.StatusInternalServerError, "error snapshot reading snapshot results", err)
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}
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dtoResults := make([]MigrateDataResponseItemDTO, len(result))
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for i := 0; i < len(result); i++ {
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dtoResults[i] = MigrateDataResponseItemDTO{
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Type: MigrateDataType(result[i].Type),
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RefID: result[i].RefID,
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Status: ItemStatus(result[i].Status),
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Error: result[i].Error,
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}
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}
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respDto := GetSnapshotResponseDTO{
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SnapshotDTO: SnapshotDTO{
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SnapshotUID: snapshot.UID,
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Status: fromSnapshotStatus(snapshot.Status),
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SessionUID: sessUid,
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Created: snapshot.Created,
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Finished: snapshot.Finished,
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},
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Results: dtoResults,
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}
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return response.JSON(http.StatusOK, respDto)
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}
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// swagger:route GET /cloudmigration/migration/{uid}/snapshots migrations getShapshotList
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//
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// Get a list of snapshots for a session.
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//
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// Responses:
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// 200: snapshotListResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 500: internalServerError
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func (cma *CloudMigrationAPI) GetSnapshotList(c *contextmodel.ReqContext) response.Response {
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ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.GetShapshotList")
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defer span.End()
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uid := web.Params(c.Req)[":uid"]
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if err := util.ValidateUID(uid); err != nil {
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return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
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}
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q := cloudmigration.ListSnapshotsQuery{
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SessionUID: uid,
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Limit: c.QueryInt("limit"),
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Offset: c.QueryInt("offset"),
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}
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if q.Limit == 0 {
|
|
q.Limit = 100
|
|
}
|
|
|
|
snapshotList, err := cma.cloudMigrationService.GetSnapshotList(ctx, q)
|
|
if err != nil {
|
|
return response.ErrOrFallback(http.StatusInternalServerError, "error retrieving snapshot list", err)
|
|
}
|
|
|
|
dtos := make([]SnapshotDTO, len(snapshotList))
|
|
for i := 0; i < len(snapshotList); i++ {
|
|
dtos[i] = SnapshotDTO{
|
|
SnapshotUID: snapshotList[i].UID,
|
|
Status: fromSnapshotStatus(snapshotList[i].Status),
|
|
SessionUID: uid,
|
|
Created: snapshotList[i].Created,
|
|
Finished: snapshotList[i].Finished,
|
|
}
|
|
}
|
|
|
|
return response.JSON(http.StatusOK, SnapshotListResponseDTO{
|
|
Snapshots: dtos,
|
|
})
|
|
}
|
|
|
|
// swagger:route POST /cloudmigration/migration/{uid}/snapshot/{snapshotUid}/upload migrations uploadSnapshot
|
|
//
|
|
// Upload a snapshot to the Grafana Migration Service for processing.
|
|
//
|
|
// Responses:
|
|
// 200:
|
|
// 400: badRequestError
|
|
// 401: unauthorisedError
|
|
// 403: forbiddenError
|
|
// 500: internalServerError
|
|
func (cma *CloudMigrationAPI) UploadSnapshot(c *contextmodel.ReqContext) response.Response {
|
|
ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.UploadSnapshot")
|
|
defer span.End()
|
|
|
|
sessUid, snapshotUid := web.Params(c.Req)[":uid"], web.Params(c.Req)[":snapshotUid"]
|
|
if err := util.ValidateUID(sessUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
|
|
}
|
|
if err := util.ValidateUID(snapshotUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusBadRequest, "invalid snapshot uid", err)
|
|
}
|
|
|
|
if err := cma.cloudMigrationService.UploadSnapshot(ctx, sessUid, snapshotUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusInternalServerError, "error uploading snapshot", err)
|
|
}
|
|
|
|
return response.JSON(http.StatusOK, nil)
|
|
}
|
|
|
|
// swagger:route POST /cloudmigration/migration/{uid}/snapshot/{snapshotUid}/cancel migrations cancelSnapshot
|
|
//
|
|
// Cancel a snapshot, wherever it is in its processing chain.
|
|
// TODO: Implement
|
|
//
|
|
// Responses:
|
|
// 200:
|
|
// 400: badRequestError
|
|
// 401: unauthorisedError
|
|
// 403: forbiddenError
|
|
// 500: internalServerError
|
|
func (cma *CloudMigrationAPI) CancelSnapshot(c *contextmodel.ReqContext) response.Response {
|
|
ctx, span := cma.tracer.Start(c.Req.Context(), "MigrationAPI.CancelSnapshot")
|
|
defer span.End()
|
|
|
|
sessUid, snapshotUid := web.Params(c.Req)[":uid"], web.Params(c.Req)[":snapshotUid"]
|
|
if err := util.ValidateUID(sessUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusBadRequest, "invalid session uid", err)
|
|
}
|
|
if err := util.ValidateUID(snapshotUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusBadRequest, "invalid snapshot uid", err)
|
|
}
|
|
|
|
if err := cma.cloudMigrationService.CancelSnapshot(ctx, sessUid, snapshotUid); err != nil {
|
|
return response.ErrOrFallback(http.StatusInternalServerError, "error canceling snapshot", err)
|
|
}
|
|
|
|
return response.JSON(http.StatusOK, nil)
|
|
}
|