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templates.go
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templates.go
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package coderd
import (
"context"
"database/sql"
"errors"
"fmt"
"net/http"
"sort"
"time"
"github.com/go-chi/chi/v5"
"github.com/google/uuid"
"golang.org/x/xerrors"
"github.com/coder/coder/coderd/audit"
"github.com/coder/coder/coderd/database"
"github.com/coder/coder/coderd/database/dbauthz"
"github.com/coder/coder/coderd/httpapi"
"github.com/coder/coder/coderd/httpmw"
"github.com/coder/coder/coderd/rbac"
"github.com/coder/coder/coderd/telemetry"
"github.com/coder/coder/codersdk"
"github.com/coder/coder/examples"
)
// Returns a single template.
//
// @Summary Get template metadata by ID
// @ID get-template-metadata-by-id
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param template path string true "Template ID" format(uuid)
// @Success 200 {object} codersdk.Template
// @Router /templates/{template} [get]
func (api *API) template(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
template := httpmw.TemplateParam(r)
if !api.Authorize(r, rbac.ActionRead, template) {
httpapi.ResourceNotFound(rw)
return
}
createdByNameMap, err := getCreatedByNamesByTemplateIDs(ctx, api.Database, []database.Template{template})
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching creator name.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, api.convertTemplate(template, createdByNameMap[template.ID.String()]))
}
// @Summary Delete template by ID
// @ID delete-template-by-id
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param template path string true "Template ID" format(uuid)
// @Success 200 {object} codersdk.Response
// @Router /templates/{template} [delete]
func (api *API) deleteTemplate(rw http.ResponseWriter, r *http.Request) {
var (
ctx = r.Context()
template = httpmw.TemplateParam(r)
auditor = *api.Auditor.Load()
aReq, commitAudit = audit.InitRequest[database.Template](rw, &audit.RequestParams{
Audit: auditor,
Log: api.Logger,
Request: r,
Action: database.AuditActionDelete,
})
)
defer commitAudit()
aReq.Old = template
if !api.Authorize(r, rbac.ActionDelete, template) {
httpapi.ResourceNotFound(rw)
return
}
// This is just to get the workspace count, so we use a system context to
// return ALL workspaces. Not just workspaces the user can view.
// nolint:gocritic
workspaces, err := api.Database.GetWorkspaces(dbauthz.AsSystemRestricted(ctx), database.GetWorkspacesParams{
TemplateIds: []uuid.UUID{template.ID},
})
if err != nil && !errors.Is(err, sql.ErrNoRows) {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching workspaces by template id.",
Detail: err.Error(),
})
return
}
if len(workspaces) > 0 {
httpapi.Write(ctx, rw, http.StatusBadRequest, codersdk.Response{
Message: "All workspaces must be deleted before a template can be removed.",
})
return
}
err = api.Database.UpdateTemplateDeletedByID(ctx, database.UpdateTemplateDeletedByIDParams{
ID: template.ID,
Deleted: true,
UpdatedAt: database.Now(),
})
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error deleting template.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, codersdk.Response{
Message: "Template has been deleted!",
})
}
// Create a new template in an organization.
// Returns a single template.
//
// @Summary Create template by organization
// @ID create-template-by-organization
// @Security CoderSessionToken
// @Accept json
// @Produce json
// @Tags Templates
// @Param request body codersdk.CreateTemplateRequest true "Request body"
// @Param organization path string true "Organization ID"
// @Success 200 {object} codersdk.Template
// @Router /organizations/{organization}/templates [post]
func (api *API) postTemplateByOrganization(rw http.ResponseWriter, r *http.Request) {
var (
ctx = r.Context()
createTemplate codersdk.CreateTemplateRequest
organization = httpmw.OrganizationParam(r)
apiKey = httpmw.APIKey(r)
auditor = *api.Auditor.Load()
templateAudit, commitTemplateAudit = audit.InitRequest[database.Template](rw, &audit.RequestParams{
Audit: auditor,
Log: api.Logger,
Request: r,
Action: database.AuditActionCreate,
})
templateVersionAudit, commitTemplateVersionAudit = audit.InitRequest[database.TemplateVersion](rw, &audit.RequestParams{
Audit: auditor,
Log: api.Logger,
Request: r,
Action: database.AuditActionWrite,
})
)
defer commitTemplateAudit()
defer commitTemplateVersionAudit()
if !api.Authorize(r, rbac.ActionCreate, rbac.ResourceTemplate.InOrg(organization.ID)) {
httpapi.ResourceNotFound(rw)
return
}
if !httpapi.Read(ctx, rw, r, &createTemplate) {
return
}
_, err := api.Database.GetTemplateByOrganizationAndName(ctx, database.GetTemplateByOrganizationAndNameParams{
OrganizationID: organization.ID,
Name: createTemplate.Name,
})
if err == nil {
httpapi.Write(ctx, rw, http.StatusConflict, codersdk.Response{
Message: fmt.Sprintf("Template with name %q already exists.", createTemplate.Name),
Validations: []codersdk.ValidationError{{
Field: "name",
Detail: "This value is already in use and should be unique.",
}},
})
return
}
if !errors.Is(err, sql.ErrNoRows) {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching template by name.",
Detail: err.Error(),
})
return
}
templateVersion, err := api.Database.GetTemplateVersionByID(ctx, createTemplate.VersionID)
if errors.Is(err, sql.ErrNoRows) {
httpapi.Write(ctx, rw, http.StatusNotFound, codersdk.Response{
Message: fmt.Sprintf("Template version %q does not exist.", createTemplate.VersionID),
Validations: []codersdk.ValidationError{
{Field: "template_version_id", Detail: "Template version does not exist"},
},
})
return
}
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching template version.",
Detail: err.Error(),
})
return
}
templateVersionAudit.Old = templateVersion
importJob, err := api.Database.GetProvisionerJobByID(ctx, templateVersion.JobID)
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching provisioner job.",
Detail: err.Error(),
})
return
}
var ttl time.Duration
if createTemplate.DefaultTTLMillis != nil {
ttl = time.Duration(*createTemplate.DefaultTTLMillis) * time.Millisecond
}
if ttl < 0 {
httpapi.Write(ctx, rw, http.StatusBadRequest, codersdk.Response{
Message: "Invalid create template request.",
Validations: []codersdk.ValidationError{
{Field: "default_ttl_ms", Detail: "Must be a positive integer."},
},
})
return
}
var allowUserCancelWorkspaceJobs bool
if createTemplate.AllowUserCancelWorkspaceJobs != nil {
allowUserCancelWorkspaceJobs = *createTemplate.AllowUserCancelWorkspaceJobs
}
var dbTemplate database.Template
var template codersdk.Template
err = api.Database.InTx(func(tx database.Store) error {
now := database.Now()
dbTemplate, err = tx.InsertTemplate(ctx, database.InsertTemplateParams{
ID: uuid.New(),
CreatedAt: now,
UpdatedAt: now,
OrganizationID: organization.ID,
Name: createTemplate.Name,
Provisioner: importJob.Provisioner,
ActiveVersionID: templateVersion.ID,
Description: createTemplate.Description,
DefaultTTL: int64(ttl),
CreatedBy: apiKey.UserID,
UserACL: database.TemplateACL{},
GroupACL: database.TemplateACL{
organization.ID.String(): []rbac.Action{rbac.ActionRead},
},
DisplayName: createTemplate.DisplayName,
Icon: createTemplate.Icon,
AllowUserCancelWorkspaceJobs: allowUserCancelWorkspaceJobs,
})
if err != nil {
return xerrors.Errorf("insert template: %s", err)
}
templateAudit.New = dbTemplate
err = tx.UpdateTemplateVersionByID(ctx, database.UpdateTemplateVersionByIDParams{
ID: templateVersion.ID,
TemplateID: uuid.NullUUID{
UUID: dbTemplate.ID,
Valid: true,
},
UpdatedAt: database.Now(),
})
if err != nil {
return xerrors.Errorf("insert template version: %s", err)
}
newTemplateVersion := templateVersion
newTemplateVersion.TemplateID = uuid.NullUUID{
UUID: dbTemplate.ID,
Valid: true,
}
templateVersionAudit.New = newTemplateVersion
for _, parameterValue := range createTemplate.ParameterValues {
_, err = tx.InsertParameterValue(ctx, database.InsertParameterValueParams{
ID: uuid.New(),
Name: parameterValue.Name,
CreatedAt: database.Now(),
UpdatedAt: database.Now(),
Scope: database.ParameterScopeTemplate,
ScopeID: template.ID,
SourceScheme: database.ParameterSourceScheme(parameterValue.SourceScheme),
SourceValue: parameterValue.SourceValue,
DestinationScheme: database.ParameterDestinationScheme(parameterValue.DestinationScheme),
})
if err != nil {
return xerrors.Errorf("insert parameter value: %w", err)
}
}
createdByNameMap, err := getCreatedByNamesByTemplateIDs(ctx, tx, []database.Template{dbTemplate})
if err != nil {
return xerrors.Errorf("get creator name: %w", err)
}
template = api.convertTemplate(dbTemplate, createdByNameMap[dbTemplate.ID.String()])
return nil
}, nil)
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error inserting template.",
Detail: err.Error(),
})
return
}
api.Telemetry.Report(&telemetry.Snapshot{
Templates: []telemetry.Template{telemetry.ConvertTemplate(dbTemplate)},
TemplateVersions: []telemetry.TemplateVersion{telemetry.ConvertTemplateVersion(templateVersion)},
})
httpapi.Write(ctx, rw, http.StatusCreated, template)
}
// @Summary Get templates by organization
// @ID get-templates-by-organization
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param organization path string true "Organization ID" format(uuid)
// @Success 200 {array} codersdk.Template
// @Router /organizations/{organization}/templates [get]
func (api *API) templatesByOrganization(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
organization := httpmw.OrganizationParam(r)
prepared, err := api.HTTPAuth.AuthorizeSQLFilter(r, rbac.ActionRead, rbac.ResourceTemplate.Type)
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error preparing sql filter.",
Detail: err.Error(),
})
return
}
// Filter templates based on rbac permissions
templates, err := api.Database.GetAuthorizedTemplates(ctx, database.GetTemplatesWithFilterParams{
OrganizationID: organization.ID,
}, prepared)
if errors.Is(err, sql.ErrNoRows) {
err = nil
}
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching templates in organization.",
Detail: err.Error(),
})
return
}
createdByNameMap, err := getCreatedByNamesByTemplateIDs(ctx, api.Database, templates)
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching creator names.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, api.convertTemplates(templates, createdByNameMap))
}
// @Summary Get templates by organization and template name
// @ID get-templates-by-organization-and-template-name
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param organization path string true "Organization ID" format(uuid)
// @Param templatename path string true "Template name"
// @Success 200 {object} codersdk.Template
// @Router /organizations/{organization}/templates/{templatename} [get]
func (api *API) templateByOrganizationAndName(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
organization := httpmw.OrganizationParam(r)
templateName := chi.URLParam(r, "templatename")
template, err := api.Database.GetTemplateByOrganizationAndName(ctx, database.GetTemplateByOrganizationAndNameParams{
OrganizationID: organization.ID,
Name: templateName,
})
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
httpapi.ResourceNotFound(rw)
return
}
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching template.",
Detail: err.Error(),
})
return
}
if !api.Authorize(r, rbac.ActionRead, template) {
httpapi.ResourceNotFound(rw)
return
}
createdByNameMap, err := getCreatedByNamesByTemplateIDs(ctx, api.Database, []database.Template{template})
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching creator name.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, api.convertTemplate(template, createdByNameMap[template.ID.String()]))
}
// @Summary Update template metadata by ID
// @ID update-template-metadata-by-id
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param template path string true "Template ID" format(uuid)
// @Success 200 {object} codersdk.Template
// @Router /templates/{template} [patch]
func (api *API) patchTemplateMeta(rw http.ResponseWriter, r *http.Request) {
var (
ctx = r.Context()
template = httpmw.TemplateParam(r)
auditor = *api.Auditor.Load()
aReq, commitAudit = audit.InitRequest[database.Template](rw, &audit.RequestParams{
Audit: auditor,
Log: api.Logger,
Request: r,
Action: database.AuditActionWrite,
})
)
defer commitAudit()
aReq.Old = template
if !api.Authorize(r, rbac.ActionUpdate, template) {
httpapi.ResourceNotFound(rw)
return
}
var req codersdk.UpdateTemplateMeta
if !httpapi.Read(ctx, rw, r, &req) {
return
}
var validErrs []codersdk.ValidationError
if req.DefaultTTLMillis < 0 {
validErrs = append(validErrs, codersdk.ValidationError{Field: "default_ttl_ms", Detail: "Must be a positive integer."})
}
if len(validErrs) > 0 {
httpapi.Write(ctx, rw, http.StatusBadRequest, codersdk.Response{
Message: "Invalid request to update template metadata!",
Validations: validErrs,
})
return
}
var updated database.Template
err := api.Database.InTx(func(tx database.Store) error {
if req.Name == template.Name &&
req.Description == template.Description &&
req.DisplayName == template.DisplayName &&
req.Icon == template.Icon &&
req.AllowUserCancelWorkspaceJobs == template.AllowUserCancelWorkspaceJobs &&
req.DefaultTTLMillis == time.Duration(template.DefaultTTL).Milliseconds() {
return nil
}
// Update template metadata -- empty fields are not overwritten,
// except for display_name, icon, and default_ttl.
// The exception is required to clear content of these fields with UI.
name := req.Name
displayName := req.DisplayName
desc := req.Description
icon := req.Icon
maxTTL := time.Duration(req.DefaultTTLMillis) * time.Millisecond
allowUserCancelWorkspaceJobs := req.AllowUserCancelWorkspaceJobs
if name == "" {
name = template.Name
}
if desc == "" {
desc = template.Description
}
var err error
updated, err = tx.UpdateTemplateMetaByID(ctx, database.UpdateTemplateMetaByIDParams{
ID: template.ID,
UpdatedAt: database.Now(),
Name: name,
DisplayName: displayName,
Description: desc,
Icon: icon,
DefaultTTL: int64(maxTTL),
AllowUserCancelWorkspaceJobs: allowUserCancelWorkspaceJobs,
})
if err != nil {
return err
}
return nil
}, nil)
if err != nil {
httpapi.InternalServerError(rw, err)
return
}
if updated.UpdatedAt.IsZero() {
aReq.New = template
httpapi.Write(ctx, rw, http.StatusNotModified, nil)
return
}
aReq.New = updated
createdByNameMap, err := getCreatedByNamesByTemplateIDs(ctx, api.Database, []database.Template{updated})
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching creator name.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, api.convertTemplate(updated, createdByNameMap[updated.ID.String()]))
}
// @Summary Get template DAUs by ID
// @ID get-template-daus-by-id
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param template path string true "Template ID" format(uuid)
// @Success 200 {object} codersdk.TemplateDAUsResponse
// @Router /templates/{template}/daus [get]
func (api *API) templateDAUs(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
template := httpmw.TemplateParam(r)
if !api.Authorize(r, rbac.ActionRead, template) {
httpapi.ResourceNotFound(rw)
return
}
resp, _ := api.metricsCache.TemplateDAUs(template.ID)
if resp == nil || resp.Entries == nil {
httpapi.Write(ctx, rw, http.StatusOK, &codersdk.TemplateDAUsResponse{
Entries: []codersdk.DAUEntry{},
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, resp)
}
// @Summary Get template examples by organization
// @ID get-template-examples-by-organization
// @Security CoderSessionToken
// @Produce json
// @Tags Templates
// @Param organization path string true "Organization ID" format(uuid)
// @Success 200 {array} codersdk.TemplateExample
// @Router /organizations/{organization}/templates/examples [get]
func (api *API) templateExamples(rw http.ResponseWriter, r *http.Request) {
var (
ctx = r.Context()
organization = httpmw.OrganizationParam(r)
)
if !api.Authorize(r, rbac.ActionRead, rbac.ResourceTemplate.InOrg(organization.ID)) {
httpapi.ResourceNotFound(rw)
return
}
ex, err := examples.List()
if err != nil {
httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
Message: "Internal error fetching examples.",
Detail: err.Error(),
})
return
}
httpapi.Write(ctx, rw, http.StatusOK, ex)
}
func getCreatedByNamesByTemplateIDs(ctx context.Context, db database.Store, templates []database.Template) (map[string]string, error) {
creators := make(map[string]string, len(templates))
for _, template := range templates {
creator, err := db.GetUserByID(ctx, template.CreatedBy)
if err != nil {
return map[string]string{}, err
}
creators[template.ID.String()] = creator.Username
}
return creators, nil
}
func (api *API) convertTemplates(templates []database.Template, createdByNameMap map[string]string) []codersdk.Template {
apiTemplates := make([]codersdk.Template, 0, len(templates))
for _, template := range templates {
apiTemplates = append(apiTemplates, api.convertTemplate(template, createdByNameMap[template.ID.String()]))
}
// Sort templates by ActiveUserCount DESC
sort.SliceStable(apiTemplates, func(i, j int) bool {
return apiTemplates[i].ActiveUserCount > apiTemplates[j].ActiveUserCount
})
return apiTemplates
}
func (api *API) convertTemplate(
template database.Template, createdByName string,
) codersdk.Template {
activeCount, _ := api.metricsCache.TemplateUniqueUsers(template.ID)
buildTimeStats := api.metricsCache.TemplateBuildTimeStats(template.ID)
return codersdk.Template{
ID: template.ID,
CreatedAt: template.CreatedAt,
UpdatedAt: template.UpdatedAt,
OrganizationID: template.OrganizationID,
Name: template.Name,
DisplayName: template.DisplayName,
Provisioner: codersdk.ProvisionerType(template.Provisioner),
ActiveVersionID: template.ActiveVersionID,
ActiveUserCount: activeCount,
BuildTimeStats: buildTimeStats,
Description: template.Description,
Icon: template.Icon,
DefaultTTLMillis: time.Duration(template.DefaultTTL).Milliseconds(),
CreatedByID: template.CreatedBy,
CreatedByName: createdByName,
AllowUserCancelWorkspaceJobs: template.AllowUserCancelWorkspaceJobs,
}
}