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115 lines
3.6 KiB
115 lines
3.6 KiB
package weed_server
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import (
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"net/http"
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"os"
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"google.golang.org/grpc"
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"github.com/chrislusf/seaweedfs/weed/filer2"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/cassandra"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/leveldb"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/memdb"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/mysql"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/postgres"
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_ "github.com/chrislusf/seaweedfs/weed/filer2/redis"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/notification"
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_ "github.com/chrislusf/seaweedfs/weed/notification/aws_sqs"
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_ "github.com/chrislusf/seaweedfs/weed/notification/gocdk_pub_sub"
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_ "github.com/chrislusf/seaweedfs/weed/notification/google_pub_sub"
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_ "github.com/chrislusf/seaweedfs/weed/notification/kafka"
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_ "github.com/chrislusf/seaweedfs/weed/notification/log"
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"github.com/chrislusf/seaweedfs/weed/security"
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"github.com/spf13/viper"
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)
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type FilerOption struct {
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Masters []string
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Collection string
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DefaultReplication string
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RedirectOnRead bool
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DisableDirListing bool
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MaxMB int
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DirListingLimit int
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DataCenter string
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DefaultLevelDbDir string
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DisableHttp bool
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}
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type FilerServer struct {
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option *FilerOption
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secret security.SigningKey
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filer *filer2.Filer
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grpcDialOption grpc.DialOption
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}
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func NewFilerServer(defaultMux, readonlyMux *http.ServeMux, option *FilerOption) (fs *FilerServer, err error) {
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fs = &FilerServer{
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option: option,
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grpcDialOption: security.LoadClientTLS(viper.Sub("grpc"), "filer"),
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}
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if len(option.Masters) == 0 {
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glog.Fatal("master list is required!")
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}
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fs.filer = filer2.NewFiler(option.Masters, fs.grpcDialOption)
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go fs.filer.KeepConnectedToMaster()
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v := viper.GetViper()
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if !LoadConfiguration("filer", false) {
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v.Set("leveldb.enabled", true)
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v.Set("leveldb.dir", option.DefaultLevelDbDir)
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_, err := os.Stat(option.DefaultLevelDbDir)
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if os.IsNotExist(err) {
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os.MkdirAll(option.DefaultLevelDbDir, 0755)
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}
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}
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LoadConfiguration("notification", false)
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fs.filer.LoadConfiguration(v)
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notification.LoadConfiguration(v.Sub("notification"))
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handleStaticResources(defaultMux)
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if !option.DisableHttp {
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defaultMux.HandleFunc("/", fs.filerHandler)
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}
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if defaultMux != readonlyMux {
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readonlyMux.HandleFunc("/", fs.readonlyFilerHandler)
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}
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return fs, nil
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}
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func LoadConfiguration(configFileName string, required bool) (loaded bool) {
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// find a filer store
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viper.SetConfigName(configFileName) // name of config file (without extension)
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viper.AddConfigPath(".") // optionally look for config in the working directory
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viper.AddConfigPath("$HOME/.seaweedfs") // call multiple times to add many search paths
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viper.AddConfigPath("/etc/seaweedfs/") // path to look for the config file in
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glog.V(1).Infof("Reading %s.toml from %s", configFileName, viper.ConfigFileUsed())
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if err := viper.MergeInConfig(); err != nil { // Handle errors reading the config file
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glog.V(0).Infof("Reading %s: %v", viper.ConfigFileUsed(), err)
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if required {
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glog.Fatalf("Failed to load %s.toml file from current directory, or $HOME/.seaweedfs/, or /etc/seaweedfs/"+
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"\n\nPlease follow this example and add a filer.toml file to "+
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"current directory, or $HOME/.seaweedfs/, or /etc/seaweedfs/:\n"+
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" https://github.com/chrislusf/seaweedfs/blob/master/weed/%s.toml\n"+
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"\nOr use this command to generate the default toml file\n"+
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" weed scaffold -config=%s -output=.\n\n\n",
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configFileName, configFileName, configFileName)
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} else {
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return false
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}
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}
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return true
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}
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