//
// SPDX-License-Identifier: AGPL-3.0
-package main
+package keepweb
import (
- "flag"
- "fmt"
+ "context"
+ "mime"
"os"
- "time"
- "git.curoverse.com/arvados.git/sdk/go/arvados"
- "git.curoverse.com/arvados.git/sdk/go/config"
- log "github.com/Sirupsen/logrus"
- "github.com/coreos/go-systemd/daemon"
+ "git.arvados.org/arvados.git/lib/service"
+ "git.arvados.org/arvados.git/sdk/go/arvados"
+ "git.arvados.org/arvados.git/sdk/go/ctxlog"
+ "git.arvados.org/arvados.git/sdk/go/keepclient"
+ "github.com/prometheus/client_golang/prometheus"
)
-var (
- defaultConfigPath = "/etc/arvados/keep-web/keep-web.yml"
- version = "dev"
-)
-
-// Config specifies server configuration.
-type Config struct {
- Client arvados.Client
-
- Listen string
-
- AnonymousTokens []string
- AttachmentOnlyHost string
- TrustAllContent bool
-
- Cache cache
-
- // Hack to support old command line flag, which is a bool
- // meaning "get actual token from environment".
- deprecatedAllowAnonymous bool
-
- //Authorization token to be included in all health check requests.
- ManagementToken string
-}
+var Command = service.Command(arvados.ServiceNameKeepweb, newHandlerOrErrorHandler)
-// DefaultConfig returns the default configuration.
-func DefaultConfig() *Config {
- return &Config{
- Listen: ":80",
- Cache: cache{
- TTL: arvados.Duration(5 * time.Minute),
- UUIDTTL: arvados.Duration(5 * time.Second),
- MaxCollectionEntries: 1000,
- MaxCollectionBytes: 100000000,
- MaxPermissionEntries: 1000,
- MaxUUIDEntries: 1000,
- },
+func newHandlerOrErrorHandler(ctx context.Context, cluster *arvados.Cluster, token string, reg *prometheus.Registry) service.Handler {
+ h, err := newHandler(ctx, cluster, token, reg)
+ if err != nil {
+ return service.ErrorHandler(ctx, cluster, err)
}
+ return h
}
-func init() {
- // MakeArvadosClient returns an error if this env var isn't
- // available as a default token (even if we explicitly set a
- // different token before doing anything with the client). We
- // set this dummy value during init so it doesn't clobber the
- // one used by "run test servers".
- if os.Getenv("ARVADOS_API_TOKEN") == "" {
- os.Setenv("ARVADOS_API_TOKEN", "xxx")
- }
-
- log.SetFormatter(&log.JSONFormatter{
- TimestampFormat: "2006-01-02T15:04:05.000000000Z07:00",
- })
-}
-
-func main() {
- cfg := DefaultConfig()
-
- var configPath string
- deprecated := " (DEPRECATED -- use config file instead)"
- flag.StringVar(&configPath, "config", defaultConfigPath,
- "`path` to JSON or YAML configuration file")
- flag.StringVar(&cfg.Listen, "listen", "",
- "address:port or :port to listen on"+deprecated)
- flag.BoolVar(&cfg.deprecatedAllowAnonymous, "allow-anonymous", false,
- "Load an anonymous token from the ARVADOS_API_TOKEN environment variable"+deprecated)
- flag.StringVar(&cfg.AttachmentOnlyHost, "attachment-only-host", "",
- "Only serve attachments at the given `host:port`"+deprecated)
- flag.BoolVar(&cfg.TrustAllContent, "trust-all-content", false,
- "Serve non-public content from a single origin. Dangerous: read docs before using!"+deprecated)
- flag.StringVar(&cfg.ManagementToken, "management-token", "",
- "Authorization token to be included in all health check requests.")
-
- dumpConfig := flag.Bool("dump-config", false,
- "write current configuration to stdout and exit")
- getVersion := flag.Bool("version", false,
- "print version information and exit.")
- flag.Usage = usage
- flag.Parse()
-
- // Print version information if requested
- if *getVersion {
- fmt.Printf("keep-web %s\n", version)
- return
- }
-
- if err := config.LoadFile(cfg, configPath); err != nil {
- if h := os.Getenv("ARVADOS_API_HOST"); h != "" && configPath == defaultConfigPath {
- log.Printf("DEPRECATED: Using ARVADOS_API_HOST environment variable. Use config file instead.")
- cfg.Client.APIHost = h
- } else {
- log.Fatal(err)
- }
- }
- if cfg.deprecatedAllowAnonymous {
- log.Printf("DEPRECATED: Using -allow-anonymous command line flag with ARVADOS_API_TOKEN environment variable. Use config file instead.")
- cfg.AnonymousTokens = []string{os.Getenv("ARVADOS_API_TOKEN")}
- }
-
- if *dumpConfig {
- log.Fatal(config.DumpAndExit(cfg))
+func newHandler(ctx context.Context, cluster *arvados.Cluster, token string, reg *prometheus.Registry) (*handler, error) {
+ logger := ctxlog.FromContext(ctx)
+ if ext := ".txt"; mime.TypeByExtension(ext) == "" {
+ logger.Warnf("cannot look up MIME type for %q -- this probably means /etc/mime.types is missing -- clients will see incorrect content types", ext)
}
- log.Printf("keep-web %s started", version)
-
- os.Setenv("ARVADOS_API_HOST", cfg.Client.APIHost)
- srv := &server{Config: cfg}
- if err := srv.Start(); err != nil {
- log.Fatal(err)
- }
- if _, err := daemon.SdNotify(false, "READY=1"); err != nil {
- log.Printf("Error notifying init daemon: %v", err)
- }
- log.Println("Listening at", srv.Addr)
- if err := srv.Wait(); err != nil {
- log.Fatal(err)
- }
+ keepclient.RefreshServiceDiscoveryOnSIGHUP()
+ os.Setenv("ARVADOS_API_HOST", cluster.Services.Controller.ExternalURL.Host)
+ return &handler{
+ Cluster: cluster,
+ Cache: cache{
+ cluster: cluster,
+ logger: logger,
+ registry: reg,
+ },
+ metrics: newMetrics(reg),
+ }, nil
}