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lcl.go
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lcl.go
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package lcl
import (
"context"
"crypto/tls"
"encoding/base64"
"time"
"golang.org/x/crypto/acme"
"golang.org/x/crypto/acme/autocert"
"github.com/anchordotdev/cli"
"github.com/anchordotdev/cli/api"
"github.com/anchordotdev/cli/auth"
"github.com/anchordotdev/cli/lcl/models"
"github.com/anchordotdev/cli/ui"
"github.com/spf13/cobra"
)
var CmdLcl = cli.NewCmd[Command](cli.CmdRoot, "lcl", func(cmd *cobra.Command) {
cfg := cli.ConfigFromCmd(cmd)
// config
cmd.Flags().StringVarP(&cfg.Lcl.DiagnosticAddr, "addr", "a", ":4433", "Address for local diagnostic web server.")
// mkcert
cmd.Flags().StringSliceVar(&cfg.Lcl.MkCert.Domains, "domains", []string{}, "Domains to create certificate for.")
cmd.Flags().StringVar(&cfg.Lcl.MkCert.SubCa, "subca", "", "SubCA to create certificate for.")
// setup
cmd.Flags().StringVar(&cfg.Lcl.Setup.Language, "language", "", "Language to integrate with Anchor.")
})
type Command struct {
anc *api.Session
}
func (c Command) UI() cli.UI {
return cli.UI{
RunTUI: c.run,
}
}
func (c *Command) run(ctx context.Context, drv *ui.Driver) error {
var err error
cmd := &auth.Client{
Anc: c.anc,
Hint: &models.LclSignInHint{},
Source: "lclhost",
}
c.anc, err = cmd.Perform(ctx, drv)
if err != nil {
return err
}
drv.Activate(ctx, &models.LclPreamble{})
drv.Activate(ctx, &models.LclHeader{})
drv.Activate(ctx, &models.LclHint{})
userInfo, err := c.anc.UserInfo(ctx)
if err != nil {
return err
}
orgSlug := userInfo.PersonalOrg.Slug
realmSlug := "localhost"
// run audit command
drv.Activate(ctx, &models.AuditHeader{})
drv.Activate(ctx, &models.AuditHint{})
cmdAudit := &Audit{
anc: c.anc,
orgSlug: orgSlug,
realmSlug: realmSlug,
}
lclAuditResult, err := cmdAudit.perform(ctx, drv)
if err != nil {
return err
}
if lclAuditResult.diagnosticServiceExists && lclAuditResult.trusted {
drv.Activate(ctx, &models.LclConfigSkip{})
} else {
// run config command
drv.Activate(ctx, &models.LclConfigHeader{})
drv.Activate(ctx, &models.LclConfigHint{})
cmdConfig := &LclConfig{
anc: c.anc,
orgSlug: orgSlug,
realmSlug: realmSlug,
}
if err := cmdConfig.perform(ctx, drv); err != nil {
return err
}
}
// run setup command
drv.Activate(ctx, &models.SetupHeader{})
drv.Activate(ctx, &models.SetupHint{})
cmdSetup := &Setup{
anc: c.anc,
orgSlug: orgSlug,
}
err = cmdSetup.perform(ctx, drv)
if err != nil {
return err
}
return nil
}
func provisionCert(eab *api.Eab, domains []string, acmeURL string) (*tls.Certificate, error) {
hmacKey, err := base64.URLEncoding.DecodeString(eab.HmacKey)
if err != nil {
return nil, err
}
mgr := &autocert.Manager{
Prompt: autocert.AcceptTOS,
HostPolicy: autocert.HostWhitelist(domains...),
Client: &acme.Client{
DirectoryURL: acmeURL,
UserAgent: cli.UserAgent(),
},
ExternalAccountBinding: &acme.ExternalAccountBinding{
KID: eab.Kid,
Key: hmacKey,
},
RenewBefore: 24 * time.Hour,
}
// TODO: switch to using ACME package here, so that extra domains can be sent through for SAN extension
clientHello := &tls.ClientHelloInfo{
ServerName: domains[0],
CipherSuites: []uint16{tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256},
}
return mgr.GetCertificate(clientHello)
}