crossplane

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/*
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Copyright 2023 The Crossplane Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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    http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package xpkg
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import (
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	"context"
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	"fmt"
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	"net/http"
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	"github.com/alecthomas/kong"
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	"github.com/upbound/up-sdk-go"
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	"github.com/crossplane/crossplane-runtime/pkg/errors"
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	"github.com/crossplane/crossplane/internal/xpkg/upbound"
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)
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const (
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	logoutPath = "/v1/logout"
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	errLogoutFailed      = "unable to logout"
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	errRemoveTokenFailed = "failed to remove token"
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)
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// AfterApply sets default values in login after assignment and validation.
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func (c *logoutCmd) AfterApply(kongCtx *kong.Context) error {
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	upCtx, err := upbound.NewFromFlags(c.Flags)
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	if err != nil {
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		return err
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	}
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	kongCtx.Bind(upCtx)
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	cfg, err := upCtx.BuildSDKConfig()
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	if err != nil {
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		return err
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	}
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	c.client = cfg.Client
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	return nil
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}
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// logoutCmd invalidates a stored session token for a given profile.
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type logoutCmd struct {
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	// Common Upbound API configuration
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	Flags upbound.Flags `embed:""`
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	// Internal state. These aren't part of the user-exposed CLI structure.
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	client up.Client
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}
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// Run executes the logout command.
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func (c *logoutCmd) Run(k *kong.Context, upCtx *upbound.Context) error {
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	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
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	defer cancel()
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	req, err := c.client.NewRequest(ctx, http.MethodPost, logoutPath, "", nil)
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	if err != nil {
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		return errors.Wrap(err, errLogoutFailed)
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	}
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	if err := c.client.Do(req, nil); err != nil {
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		return errors.Wrap(err, errLogoutFailed)
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	}
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	// Logout is successful, remove token from config and update.
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	upCtx.Profile.Session = ""
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	if err := upCtx.Cfg.AddOrUpdateUpboundProfile(upCtx.ProfileName, upCtx.Profile); err != nil {
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		return errors.Wrap(err, errRemoveTokenFailed)
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	}
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	if err := upCtx.CfgSrc.UpdateConfig(upCtx.Cfg); err != nil {
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		return errors.Wrap(err, "failed to update config file")
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	}
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	_, _ = fmt.Fprintf(k.Stdout, "%s logged out.\n", upCtx.Profile.ID)
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	return nil
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}
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