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create.go
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create.go
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package cli
import (
"fmt"
"io"
"time"
"github.com/spf13/cobra"
"golang.org/x/exp/slices"
"golang.org/x/xerrors"
"github.com/coder/coder/cli/cliflag"
"github.com/coder/coder/cli/cliui"
"github.com/coder/coder/coderd/util/ptr"
"github.com/coder/coder/codersdk"
)
func create() *cobra.Command {
var (
parameterFile string
templateName string
startAt string
stopAfter time.Duration
workspaceName string
)
cmd := &cobra.Command{
Annotations: workspaceCommand,
Use: "create [name]",
Short: "Create a workspace",
RunE: func(cmd *cobra.Command, args []string) error {
client, err := CreateClient(cmd)
if err != nil {
return err
}
organization, err := CurrentOrganization(cmd, client)
if err != nil {
return err
}
if len(args) >= 1 {
workspaceName = args[0]
}
if workspaceName == "" {
workspaceName, err = cliui.Prompt(cmd, cliui.PromptOptions{
Text: "Specify a name for your workspace:",
Validate: func(workspaceName string) error {
_, err = client.WorkspaceByOwnerAndName(cmd.Context(), codersdk.Me, workspaceName, codersdk.WorkspaceOptions{})
if err == nil {
return xerrors.Errorf("A workspace already exists named %q!", workspaceName)
}
return nil
},
})
if err != nil {
return err
}
}
_, err = client.WorkspaceByOwnerAndName(cmd.Context(), codersdk.Me, workspaceName, codersdk.WorkspaceOptions{})
if err == nil {
return xerrors.Errorf("A workspace already exists named %q!", workspaceName)
}
var template codersdk.Template
if templateName == "" {
_, _ = fmt.Fprintln(cmd.OutOrStdout(), cliui.Styles.Wrap.Render("Select a template below to preview the provisioned infrastructure:"))
templates, err := client.TemplatesByOrganization(cmd.Context(), organization.ID)
if err != nil {
return err
}
slices.SortFunc(templates, func(a, b codersdk.Template) bool {
return a.ActiveUserCount > b.ActiveUserCount
})
templateNames := make([]string, 0, len(templates))
templateByName := make(map[string]codersdk.Template, len(templates))
for _, template := range templates {
templateName := template.Name
if template.ActiveUserCount > 0 {
templateName += cliui.Styles.Placeholder.Render(
fmt.Sprintf(
" (used by %s)",
formatActiveDevelopers(template.ActiveUserCount),
),
)
}
templateNames = append(templateNames, templateName)
templateByName[templateName] = template
}
// Move the cursor up a single line for nicer display!
option, err := cliui.Select(cmd, cliui.SelectOptions{
Options: templateNames,
HideSearch: true,
})
if err != nil {
return err
}
template = templateByName[option]
} else {
template, err = client.TemplateByName(cmd.Context(), organization.ID, templateName)
if err != nil {
return xerrors.Errorf("get template by name: %w", err)
}
}
var schedSpec *string
if startAt != "" {
sched, err := parseCLISchedule(startAt)
if err != nil {
return err
}
schedSpec = ptr.Ref(sched.String())
}
parameters, err := prepWorkspaceBuild(cmd, client, prepWorkspaceBuildArgs{
Template: template,
ExistingParams: []codersdk.Parameter{},
ParameterFile: parameterFile,
NewWorkspaceName: workspaceName,
})
if err != nil {
return err
}
_, err = cliui.Prompt(cmd, cliui.PromptOptions{
Text: "Confirm create?",
IsConfirm: true,
})
if err != nil {
return err
}
workspace, err := client.CreateWorkspace(cmd.Context(), organization.ID, codersdk.Me, codersdk.CreateWorkspaceRequest{
TemplateID: template.ID,
Name: workspaceName,
AutostartSchedule: schedSpec,
TTLMillis: ptr.Ref(stopAfter.Milliseconds()),
ParameterValues: parameters,
})
if err != nil {
return err
}
err = cliui.WorkspaceBuild(cmd.Context(), cmd.OutOrStdout(), client, workspace.LatestBuild.ID)
if err != nil {
return err
}
_, _ = fmt.Fprintf(cmd.OutOrStdout(), "\nThe %s workspace has been created at %s!\n", cliui.Styles.Keyword.Render(workspace.Name), cliui.Styles.DateTimeStamp.Render(time.Now().Format(time.Stamp)))
return nil
},
}
cliui.AllowSkipPrompt(cmd)
cliflag.StringVarP(cmd.Flags(), &templateName, "template", "t", "CODER_TEMPLATE_NAME", "", "Specify a template name.")
cliflag.StringVarP(cmd.Flags(), ¶meterFile, "parameter-file", "", "CODER_PARAMETER_FILE", "", "Specify a file path with parameter values.")
cliflag.StringVarP(cmd.Flags(), &startAt, "start-at", "", "CODER_WORKSPACE_START_AT", "", "Specify the workspace autostart schedule. Check `coder schedule start --help` for the syntax.")
cliflag.DurationVarP(cmd.Flags(), &stopAfter, "stop-after", "", "CODER_WORKSPACE_STOP_AFTER", 8*time.Hour, "Specify a duration after which the workspace should shut down (e.g. 8h).")
return cmd
}
type prepWorkspaceBuildArgs struct {
Template codersdk.Template
ExistingParams []codersdk.Parameter
ParameterFile string
NewWorkspaceName string
}
// prepWorkspaceBuild will ensure a workspace build will succeed on the latest template version.
// Any missing params will be prompted to the user.
func prepWorkspaceBuild(cmd *cobra.Command, client *codersdk.Client, args prepWorkspaceBuildArgs) ([]codersdk.CreateParameterRequest, error) {
ctx := cmd.Context()
templateVersion, err := client.TemplateVersion(ctx, args.Template.ActiveVersionID)
if err != nil {
return nil, err
}
parameterSchemas, err := client.TemplateVersionSchema(ctx, templateVersion.ID)
if err != nil {
return nil, err
}
// parameterMapFromFile can be nil if parameter file is not specified
var parameterMapFromFile map[string]string
useParamFile := false
if args.ParameterFile != "" {
useParamFile = true
_, _ = fmt.Fprintln(cmd.OutOrStdout(), cliui.Styles.Paragraph.Render("Attempting to read the variables from the parameter file.")+"\r\n")
parameterMapFromFile, err = createParameterMapFromFile(args.ParameterFile)
if err != nil {
return nil, err
}
}
disclaimerPrinted := false
parameters := make([]codersdk.CreateParameterRequest, 0)
PromptParamLoop:
for _, parameterSchema := range parameterSchemas {
if !parameterSchema.AllowOverrideSource {
continue
}
if !disclaimerPrinted {
_, _ = fmt.Fprintln(cmd.OutOrStdout(), cliui.Styles.Paragraph.Render("This template has customizable parameters. Values can be changed after create, but may have unintended side effects (like data loss).")+"\r\n")
disclaimerPrinted = true
}
// Param file is all or nothing
if !useParamFile {
for _, e := range args.ExistingParams {
if e.Name == parameterSchema.Name {
// If the param already exists, we do not need to prompt it again.
// The workspace scope will reuse params for each build.
continue PromptParamLoop
}
}
}
parameterValue, err := getParameterValueFromMapOrInput(cmd, parameterMapFromFile, parameterSchema)
if err != nil {
return nil, err
}
parameters = append(parameters, codersdk.CreateParameterRequest{
Name: parameterSchema.Name,
SourceValue: parameterValue,
SourceScheme: codersdk.ParameterSourceSchemeData,
DestinationScheme: parameterSchema.DefaultDestinationScheme,
})
}
_, _ = fmt.Fprintln(cmd.OutOrStdout())
// Run a dry-run with the given parameters to check correctness
dryRun, err := client.CreateTemplateVersionDryRun(cmd.Context(), templateVersion.ID, codersdk.CreateTemplateVersionDryRunRequest{
WorkspaceName: args.NewWorkspaceName,
ParameterValues: parameters,
})
if err != nil {
return nil, xerrors.Errorf("begin workspace dry-run: %w", err)
}
_, _ = fmt.Fprintln(cmd.OutOrStdout(), "Planning workspace...")
err = cliui.ProvisionerJob(cmd.Context(), cmd.OutOrStdout(), cliui.ProvisionerJobOptions{
Fetch: func() (codersdk.ProvisionerJob, error) {
return client.TemplateVersionDryRun(cmd.Context(), templateVersion.ID, dryRun.ID)
},
Cancel: func() error {
return client.CancelTemplateVersionDryRun(cmd.Context(), templateVersion.ID, dryRun.ID)
},
Logs: func() (<-chan codersdk.ProvisionerJobLog, io.Closer, error) {
return client.TemplateVersionDryRunLogsAfter(cmd.Context(), templateVersion.ID, dryRun.ID, 0)
},
// Don't show log output for the dry-run unless there's an error.
Silent: true,
})
if err != nil {
// TODO (Dean): reprompt for parameter values if we deem it to
// be a validation error
return nil, xerrors.Errorf("dry-run workspace: %w", err)
}
resources, err := client.TemplateVersionDryRunResources(cmd.Context(), templateVersion.ID, dryRun.ID)
if err != nil {
return nil, xerrors.Errorf("get workspace dry-run resources: %w", err)
}
err = cliui.WorkspaceResources(cmd.OutOrStdout(), resources, cliui.WorkspaceResourcesOptions{
WorkspaceName: args.NewWorkspaceName,
// Since agents haven't connected yet, hiding this makes more sense.
HideAgentState: true,
Title: "Workspace Preview",
})
if err != nil {
return nil, err
}
return parameters, nil
}