posh-providers/hashicorp/cdktf/command.go
2023-06-01 10:42:08 +02:00

311 lines
8.5 KiB
Go

package cdktf
import (
"context"
"errors"
"os"
"os/exec"
path2 "path"
"strings"
"github.com/foomo/posh/pkg/cache"
"github.com/foomo/posh/pkg/command/tree"
"github.com/foomo/posh/pkg/log"
"github.com/foomo/posh/pkg/prompt/goprompt"
"github.com/foomo/posh/pkg/readline"
"github.com/foomo/posh/pkg/shell"
"github.com/foomo/posh/pkg/util/files"
"github.com/foomo/posh/pkg/util/suggests"
"github.com/spf13/viper"
)
type (
Command struct {
l log.Logger
cfg Config
name string
cache cache.Namespace
configKey string
commandTree tree.Root
stackNameProvider StackNameProvider
}
StackNameProvider func(path string) string
CommandOption func(*Command)
)
// ------------------------------------------------------------------------------------------------
// ~ Options
// ------------------------------------------------------------------------------------------------
func CommandWithName(v string) CommandOption {
return func(o *Command) {
o.name = v
}
}
func CommandWithStackNameProvider(v StackNameProvider) CommandOption {
return func(o *Command) {
o.stackNameProvider = v
}
}
func WithConfigKey(v string) CommandOption {
return func(o *Command) {
o.configKey = v
}
}
// ------------------------------------------------------------------------------------------------
// ~ Constructor
// ------------------------------------------------------------------------------------------------
func NewCommand(l log.Logger, cache cache.Cache, opts ...CommandOption) (*Command, error) {
inst := &Command{
l: l.Named("cdktf"),
name: "cdktf",
configKey: "cdktf",
cache: cache.Get("cdktf"),
stackNameProvider: func(path string) string {
return strings.TrimSuffix(path2.Base(path), ".stack.yaml")
},
}
for _, opt := range opts {
if opt != nil {
opt(inst)
}
}
if err := viper.UnmarshalKey(inst.configKey, &inst.cfg); err != nil {
return nil, err
}
if l.IsLevel(log.LevelTrace) {
_ = os.Setenv("CDKTF_LOG_LEVEL", "debug")
} else if l.IsLevel(log.LevelDebug) {
_ = os.Setenv("CDKTF_LOG_LEVEL", "info")
}
stacksArg := &tree.Arg{
Name: "stacks",
Description: "Name of the stacks",
Repeat: true,
Optional: true,
Suggest: func(ctx context.Context, t tree.Root, r *readline.Readline) []goprompt.Suggest {
return suggests.List(inst.stacks(ctx))
},
}
skipSynthFlag := func(fs *readline.FlagSets) {
fs.Internal().Bool("skip-synth", false, "Skip synth trough env var")
}
inst.commandTree = tree.New(&tree.Node{
Name: inst.name,
Description: "Run cdktf",
Nodes: tree.Nodes{
{
Name: "list",
Description: "List stacks in app",
Flags: func(ctx context.Context, r *readline.Readline, fs *readline.FlagSets) error {
skipSynthFlag(fs)
return nil
},
Execute: inst.list,
},
{
Name: "diff",
Description: "Perform a diff (terraform plan) for the given stack",
Args: tree.Args{stacksArg},
Flags: func(ctx context.Context, r *readline.Readline, fs *readline.FlagSets) error {
skipSynthFlag(fs)
fs.Default().Bool("refresh-only", false, "Select the 'refresh only' planning mode")
fs.Default().Bool("migrate-state", false, "Pass this flag after switching state backends")
return nil
},
Execute: inst.diff,
},
{
Name: "deploy",
Description: "Deploy the given stacks",
Args: tree.Args{stacksArg},
Flags: func(ctx context.Context, r *readline.Readline, fs *readline.FlagSets) error {
skipSynthFlag(fs)
fs.Default().Bool("auto-approve", false, "Auto approve")
fs.Default().Bool("refresh-only", false, "Select the 'refresh only' planning mode")
fs.Default().Bool("migrate-state", false, "Pass this flag after switching state backends")
return nil
},
Execute: inst.deploy,
},
{
Name: "destroy",
Description: "Destroy the given stacks",
Args: tree.Args{stacksArg},
Flags: func(ctx context.Context, r *readline.Readline, fs *readline.FlagSets) error {
skipSynthFlag(fs)
fs.Default().Bool("auto-approve", false, "Auto approve")
fs.Default().Bool("migrate-state", false, "Pass this flag after switching state backends")
return nil
},
Execute: inst.destroy,
},
{
Name: "unlock",
Description: "Unlock a terraform state.",
Args: tree.Args{
{
Name: "stack",
Description: "Path to the terraform stack.",
Suggest: func(ctx context.Context, t tree.Root, r *readline.Readline) []goprompt.Suggest {
return suggests.List(inst.stacks(ctx))
},
},
{
Name: "lockId",
Description: "Terraform stage lock id",
},
},
Execute: inst.unlock,
},
},
})
return inst, nil
}
// ------------------------------------------------------------------------------------------------
// ~ Public methods
// ------------------------------------------------------------------------------------------------
func (c *Command) Name() string {
return c.commandTree.Node().Name
}
func (c *Command) Description() string {
return c.commandTree.Node().Description
}
func (c *Command) Complete(ctx context.Context, r *readline.Readline) []goprompt.Suggest {
return c.commandTree.Complete(ctx, r)
}
func (c *Command) Execute(ctx context.Context, r *readline.Readline) error {
return c.commandTree.Execute(ctx, r)
}
func (c *Command) Validate(ctx context.Context, r *readline.Readline) error {
if _, err := exec.LookPath("cdktf"); err != nil {
c.l.Print()
return errors.New(`
Please ensure you have the cdktf installed!
- Install binary:
$ npm install --global cdktf-cli
`)
}
return nil
}
func (c *Command) Help(ctx context.Context, r *readline.Readline) string {
return c.commandTree.Help(ctx, r)
}
// ------------------------------------------------------------------------------------------------
// ~ Private methods
// ------------------------------------------------------------------------------------------------
func (c *Command) list(ctx context.Context, r *readline.Readline) error {
var envs []string
ifs := r.FlagSets().Internal()
if value, err := ifs.GetBool("skip-synth"); err != nil {
return err
} else if value {
envs = append(envs, "SKIP_SYNTH=true")
}
return shell.New(ctx, c.l, "cdktf", "list").
Env(envs...).
Dir(c.cfg.Path).
Args(r.Flags()...).
Args(r.AdditionalArgs()...).
Args(r.AdditionalFlags()...).
Run()
}
func (c *Command) diff(ctx context.Context, r *readline.Readline) error {
var envs []string
ifs := r.FlagSets().Internal()
if value, err := ifs.GetBool("skip-synth"); err != nil {
return err
} else if value {
envs = append(envs, "SKIP_SYNTH=true")
}
return shell.New(ctx, c.l, "cdktf", "diff").
Env(envs...).
Dir(c.cfg.Path).
Args(r.Args().From(1)...).
Args(r.Flags()...).
Args(r.AdditionalArgs()...).
Args(r.AdditionalFlags()...).
Run()
}
func (c *Command) deploy(ctx context.Context, r *readline.Readline) error {
var envs []string
fs := r.FlagSets().Default()
ifs := r.FlagSets().Internal()
if value, err := ifs.GetBool("skip-synth"); err != nil {
return err
} else if value {
envs = append(envs, "SKIP_SYNTH=true")
}
return shell.New(ctx, c.l, "cdktf", "deploy").
Env(envs...).
Dir(c.cfg.Path).
Args(r.Args().From(1)...).
Args(fs.Visited().Args()...).
Args(r.AdditionalArgs()...).
Args(r.AdditionalFlags()...).
Run()
}
func (c *Command) destroy(ctx context.Context, r *readline.Readline) error {
var envs []string
ifs := r.FlagSets().Internal()
if value, err := ifs.GetBool("skip-synth"); err != nil {
return err
} else if value {
envs = append(envs, "SKIP_SYNTH=true")
}
return shell.New(ctx, c.l, "cdktf", "destroy").
Env(envs...).
Dir(c.cfg.Path).
Args(r.Args().From(1)...).
Args(r.Flags()...).
Args(r.AdditionalArgs()...).
Args(r.AdditionalFlags()...).
Run()
}
func (c *Command) unlock(ctx context.Context, r *readline.Readline) error {
return shell.New(ctx, c.l, "terraform", "force-unlock", r.Args().At(2)).
Dir(path2.Join(c.cfg.OutPath, "stacks", r.Args().At(1))).
Args(r.Flags()...).
Args(r.AdditionalArgs()...).
Args(r.AdditionalFlags()...).
Run()
}
//nolint:forcetypeassert
func (c *Command) stacks(ctx context.Context) []string {
return c.cache.Get("stacks", func() any {
if value, err := files.Find(ctx, c.cfg.Path, "*.stack.yaml", files.FindWithIgnore(`^\.`)); err != nil {
c.l.Debug("failed to walk files", err.Error())
return []string{}
} else {
for i, s := range value {
value[i] = c.stackNameProvider(s)
}
return value
}
}).([]string)
}