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package web
import (
"context"
"io/fs"
"log"
"os"
"time"
"code.crute.us/mcrute/cloud-identity-broker/app"
"code.crute.us/mcrute/cloud-identity-broker/app/controllers"
"code.crute.us/mcrute/cloud-identity-broker/app/middleware"
"code.crute.us/mcrute/cloud-identity-broker/app/models"
"code.crute.us/mcrute/cloud-identity-broker/auth"
"code.crute.us/mcrute/cloud-identity-broker/auth/github"
"code.crute.us/mcrute/golib/crypto/tls"
"code.crute.us/mcrute/golib/db/mongodb"
glecho "code.crute.us/mcrute/golib/echo"
glmw "code.crute.us/mcrute/golib/echo/middleware"
"code.crute.us/mcrute/golib/service"
"github.com/labstack/echo/v4"
echomw "github.com/labstack/echo/v4/middleware"
"github.com/spf13/cobra"
"golang.org/x/time/rate"
)
func Register(root *cobra.Command, embeddedTemplates fs.FS, version string) {
webCmd := &cobra.Command{
Use: "web [options]",
Short: "Run web server",
Run: func(c *cobra.Command, args []string) {
webMain(app.NewConfigFromCmd(c), embeddedTemplates, version)
},
}
webCmd.Flags().StringSlice("bind", []string{":8169"}, "Addresses and ports to bind http server")
webCmd.Flags().StringSlice("bind-tls", []string{":8170"}, "Addresses and ports to bind https server")
webCmd.Flags().String("log-file", "", "Log file for combined host logs")
webCmd.Flags().String("tls-cache-dir", "ssl/", "Cache directory for TLS certificates")
webCmd.Flags().StringSlice("trusted-ip-ranges", []string{"172.19.0.0/22", "2602:803:4072::/48"}, "Comma separated list of IP ranges for trusted XFF proxies")
webCmd.Flags().StringSlice("management-ip-ranges", []string{"127.0.0.1/32", "::1/128", "172.19.0.0/22", "2602:803:4072::/48"}, "IP ranges for management systems")
webCmd.Flags().StringSlice("hostname", []string{"dev.aws-access.crute.us"}, "Hostname this server serves (can be specified multiple times)")
webCmd.Flags().Duration("rate-limit", 30*time.Second, "Number seconds between requests for credential resources")
webCmd.Flags().Duration("auth-cookie-duration", 24*time.Hour, "Expiration duration of the auth cookies")
webCmd.Flags().Int("rate-limit-burst", 30, "Number of burst requests allowed to credential endpoints")
webCmd.Flags().String("issuer-endpoint", "https://aws-access.crute.us", "Oauth issuer endpoint")
webCmd.Flags().String("jwt-audience", "aws-access", "Audience for issued JWTs")
webCmd.Flags().String("github-oauth-vault-path", "", "Vault material name for GitHub auth credentials")
webCmd.MarkFlagRequired("github-oauth-vault-path")
root.AddCommand(webCmd)
}
func webMain(cfg app.Config, embeddedTemplates fs.FS, version string) {
ctx := context.Background()
s, err := glecho.NewDefaultEchoWithConfig(glecho.EchoConfig{
Debug: cfg.Debug,
Hostnames: cfg.Hostnames,
BindAddresses: cfg.Bind,
BindTLSAddresses: cfg.BindTLS,
TLSCacheDir: cfg.TLSCacheDir,
TrustedProxyIPRanges: cfg.TrustedIPRanges,
ManagementIPRanges: cfg.ManagementIPRanges,
DiskTemplates: os.DirFS(cfg.TemplatePath),
EmbeddedTemplates: embeddedTemplates,
TemplateGlob: &cfg.TemplateGlob,
CombinedHostLogFile: cfg.LogFile,
ContentSecurityPolicy: &glmw.ContentSecurityPolicyConfig{
DefaultSrc: []glmw.CSPDirective{
glmw.CSPSelf,
glmw.CSPUnsafeInline,
},
StyleSrc: []glmw.CSPDirective{
glmw.CSPSelf,
glmw.CSPData,
glmw.CSPUnsafeInline,
},
},
})
if err != nil {
log.Fatalf("Error building echo: %w", err)
}
if err = s.Init(); err != nil {
log.Fatalf("Error initializing echo: %w", err)
}
s.Use(middleware.AddServerHeader(version))
mongo, err := mongodb.Connect(ctx, cfg.MongoDbUri, cfg.MongodbVaultPath)
if err != nil {
log.Fatalf("Error connecting to mongodb: %w", err)
}
rateLimit := echomw.RateLimiter(
echomw.NewRateLimiterMemoryStoreWithConfig(
echomw.RateLimiterMemoryStoreConfig{
Rate: rate.Every(cfg.RateLimit),
Burst: cfg.RateLimitBurst,
ExpiresIn: time.Hour,
},
),
)
adminAccountStore := &models.MongoDbAccountStore{
Db: mongo,
ReturnDeleted: true,
}
as := &models.MongoDbAccountStore{Db: mongo}
us := &models.MongoDbUserStore{Db: mongo}
aws := &controllers.AWSAPI{Store: as}
am := &middleware.AuthenticationMiddleware{
Store: us,
CookieDuration: cfg.AuthCookieDuration,
GitHub: &github.GitHubAuthenticator{
ClientId: cfg.GitHubOauthCreds.ClientId,
ClientSecret: cfg.GitHubOauthCreds.ClientSecret,
},
JWTManager: &auth.JWTManager{
Store: us,
Audience: cfg.JWTAudience,
TokenExpires: cfg.AuthCookieDuration,
},
}
am.RegisterUrls(s)
api := s.Group("/api")
api.Use(glmw.VaryCookie())
api.Use(glmw.CacheNeverMiddleware)
api.Use(am.Middleware)
{
api.GET("", controllers.APIIndexHandler)
account := api.Group("/account")
{
account.GET("", controllers.NewAPIAccountListHandler(as))
account.GET(
"/:account/credentials",
controllers.NewAPIRegionListHandler(aws),
)
account.GET(
"/:account/console",
controllers.NewAPIConsoleRedirectHandler(aws, cfg.IssuerEndpoint),
rateLimit,
)
account.GET(
"/:account/credentials/:region",
controllers.NewAPICredentialsHandler(aws),
rateLimit,
)
(&controllers.APIAccountHandler{
Store: as,
AdminStore: adminAccountStore,
}).Register("/:account", account)
}
}
s.GET("/favicon.ico", echo.NotFoundHandler)
s.GET("/logout", controllers.LogoutHandler)
s.CachedStaticRoute("/assets", "assets")
s.GET("/", controllers.IndexHandler, am.Middleware)
runner := service.NewAppRunner(ctx, s.Logger)
runner.AddJob(s.RunCertificateManager) // Cert manager has to start before server
runner.AddJob(tls.OcspErrorLogger(s.Logger, s.OcspErrors()))
runner.AddJobs(s.MakeServerJobs())
runner.RunForever(!cfg.DisableBackgroundJobs)
}
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