Add MaxIdleConnsPerHost. Fixes too many open files error.
This commit is contained in:
emile
parent
8b334551d8
commit
49cd7f799e
4 changed files with 75 additions and 56 deletions
4
cmd.go
4
cmd.go
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@ -14,6 +14,7 @@ import (
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"github.com/emilevauge/traefik/provider"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"net/http"
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)
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var traefikCmd = &cobra.Command{
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@ -80,6 +81,7 @@ func init() {
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traefikCmd.PersistentFlags().Var(&arguments.Certificates, "certificates", "SSL certificates and keys pair, ie 'tests/traefik.crt,tests/traefik.key'. You may add several certificate/key pairs to terminate HTTPS for multiple domain names using TLS SNI")
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traefikCmd.PersistentFlags().StringP("logLevel", "l", "ERROR", "Log level")
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traefikCmd.PersistentFlags().DurationVar(&arguments.ProvidersThrottleDuration, "providersThrottleDuration", time.Duration(2*time.Second), "Backends throttle duration: minimum duration between 2 events from providers before applying a new configuration. It avoids unnecessary reloads if multiples events are sent in a short amount of time.")
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traefikCmd.PersistentFlags().Int("maxIdleConnsPerHost", 0, "If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used")
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traefikCmd.PersistentFlags().BoolVar(&arguments.web, "web", false, "Enable Web backend")
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traefikCmd.PersistentFlags().StringVar(&arguments.Web.Address, "web.address", ":8080", "Web administration port")
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@ -140,6 +142,7 @@ func init() {
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viper.BindPFlag("logLevel", traefikCmd.PersistentFlags().Lookup("logLevel"))
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// TODO: wait for this issue to be corrected: https://github.com/spf13/viper/issues/105
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viper.BindPFlag("providersThrottleDuration", traefikCmd.PersistentFlags().Lookup("providersThrottleDuration"))
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viper.BindPFlag("maxIdleConnsPerHost", traefikCmd.PersistentFlags().Lookup("maxIdleConnsPerHost"))
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viper.SetDefault("certificates", &Certificates{})
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viper.SetDefault("providersThrottleDuration", time.Duration(2*time.Second))
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}
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@ -150,6 +153,7 @@ func run() {
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// load global configuration
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globalConfiguration := LoadConfiguration()
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http.DefaultTransport.(*http.Transport).MaxIdleConnsPerHost = globalConfiguration.MaxIdleConnsPerHost
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loggerMiddleware := middlewares.NewLogger(globalConfiguration.AccessLogsFile)
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defer loggerMiddleware.Close()
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@ -23,6 +23,7 @@ type GlobalConfiguration struct {
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Certificates Certificates
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LogLevel string
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ProvidersThrottleDuration time.Duration
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MaxIdleConnsPerHost int
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Docker *provider.Docker
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File *provider.File
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Web *WebProvider
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118
docs/index.md
118
docs/index.md
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@ -95,65 +95,63 @@ Usage:
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Available Commands:
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version Print version
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help Help about any command
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Flags:
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--accessLogsFile="log/access.log": Access logs file
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--boltdb=false: Enable Boltdb backend
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--boltdb.endpoint="127.0.0.1:4001": Boltdb server endpoint
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--boltdb.filename="": Override default configuration template. For advanced users :)
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--boltdb.prefix="/traefik": Prefix used for KV store
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--boltdb.watch=true: Watch provider
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--certificates=: SSL certificates and keys. You may add several certificate/key pairs to terminate HTTPS for multiple domain names using TLS SNI
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-c, --configFile="": Configuration file to use (TOML, JSON, YAML, HCL).
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--consul=false: Enable Consul backend
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--consul.endpoint="127.0.0.1:8500": Consul server endpoint
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--consul.filename="": Override default configuration template. For advanced users :)
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--consul.prefix="/traefik": Prefix used for KV store
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--consul.watch=true: Watch provider
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--docker=false: Enable Docker backend
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--docker.domain="": Default domain used
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--docker.endpoint="unix:///var/run/docker.sock": Docker server endpoint. Can be a tcp or a unix socket endpoint
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--docker.filename="": Override default configuration template. For advanced users :)
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--docker.tls=false: Enable Docker TLS support
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--docker.tls.ca="": TLS CA
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--docker.tls.cert="": TLS cert
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--docker.tls.insecureSkipVerify=false: TLS insecure skip verify
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--docker.tls.key="": TLS key
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--docker.watch=true: Watch provider
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--etcd=false: Enable Etcd backend
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--etcd.endpoint="127.0.0.1:4001": Etcd server endpoint
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--etcd.filename="": Override default configuration template. For advanced users :)
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--etcd.prefix="/traefik": Prefix used for KV store
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--etcd.watch=true: Watch provider
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--file=false: Enable File backend
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--file.filename="": Override default configuration template. For advanced users :)
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--file.watch=true: Watch provider
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-g, --graceTimeOut="10": Timeout in seconds. Duration to give active requests a chance to finish during hot-reloads
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-h, --help=false: help for traefik
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-l, --logLevel="ERROR": Log level
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--marathon=false: Enable Marathon backend
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--marathon.domain="": Default domain used
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--marathon.endpoint="http://127.0.0.1:8080": Marathon server endpoint. You can also specify multiple endpoint for Marathon
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--marathon.filename="": Override default configuration template. For advanced users :)
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--marathon.networkInterface="eth0": Network interface used to call Marathon web services. Needed in case of multiple network interfaces
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--marathon.watch=true: Watch provider
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-p, --port=":80": Reverse proxy port
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--providersThrottleDuration=2s: Backends throttle duration: minimum duration between 2 events from providers before applying a new configuration. It avoids unnecessary reloads if multiples events are sent in a short amount of time.
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--traefikLogsFile="log/traefik.log": Traefik logs file
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--web=false: Enable Web backend
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--web.address=":8080": Web administration port
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--web.cerFile="": SSL certificate
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--web.keyFile="": SSL certificate
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--web.readOnly=false: Enable read only API
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--zookeeper=false: Enable Zookeeper backend
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--zookeeper.endpoint="127.0.0.1:2181": Zookeeper server endpoint
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--zookeeper.filename="": Override default configuration template. For advanced users :)
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--zookeeper.prefix="/traefik": Prefix used for KV store
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--zookeeper.watch=true: Watch provider
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--accessLogsFile string Access logs file (default "log/access.log")
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--boltdb Enable Boltdb backend
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--boltdb.endpoint string Boltdb server endpoint (default "127.0.0.1:4001")
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--boltdb.filename string Override default configuration template. For advanced users :)
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--boltdb.prefix string Prefix used for KV store (default "/traefik")
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--boltdb.watch Watch provider (default true)
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--certificates value SSL certificates and keys pair, ie 'tests/traefik.crt,tests/traefik.key'. You may add several certificate/key pairs to terminate HTTPS for multiple domain names using TLS SNI
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-c, --configFile string Configuration file to use (TOML, JSON, YAML, HCL).
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--consul Enable Consul backend
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--consul.endpoint string Consul server endpoint (default "127.0.0.1:8500")
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--consul.filename string Override default configuration template. For advanced users :)
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--consul.prefix string Prefix used for KV store (default "/traefik")
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--consul.watch Watch provider (default true)
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--docker Enable Docker backend
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--docker.domain string Default domain used
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--docker.endpoint string Docker server endpoint. Can be a tcp or a unix socket endpoint (default "unix:///var/run/docker.sock")
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--docker.filename string Override default configuration template. For advanced users :)
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--docker.tls Enable Docker TLS support
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--docker.tls.ca string TLS CA
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--docker.tls.cert string TLS cert
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--docker.tls.insecureSkipVerify TLS insecure skip verify
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--docker.tls.key string TLS key
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--docker.watch Watch provider (default true)
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--etcd Enable Etcd backend
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--etcd.endpoint string Etcd server endpoint (default "127.0.0.1:4001")
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--etcd.filename string Override default configuration template. For advanced users :)
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--etcd.prefix string Prefix used for KV store (default "/traefik")
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--etcd.watch Watch provider (default true)
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--file Enable File backend
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--file.filename string Override default configuration template. For advanced users :)
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--file.watch Watch provider (default true)
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-g, --graceTimeOut string Timeout in seconds. Duration to give active requests a chance to finish during hot-reloads (default "10")
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-l, --logLevel string Log level (default "ERROR")
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--marathon Enable Marathon backend
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--marathon.domain string Default domain used
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--marathon.endpoint string Marathon server endpoint. You can also specify multiple endpoint for Marathon (default "http://127.0.0.1:8080")
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--marathon.filename string Override default configuration template. For advanced users :)
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--marathon.networkInterface string Network interface used to call Marathon web services. Needed in case of multiple network interfaces (default "eth0")
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--marathon.watch Watch provider (default true)
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--maxIdleConnsPerHost int If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used
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-p, --port string Reverse proxy port (default ":80")
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--providersThrottleDuration duration Backends throttle duration: minimum duration between 2 events from providers before applying a new configuration. It avoids unnecessary reloads if multiples events are sent in a short amount of time. (default 2s)
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--traefikLogsFile string Traefik logs file (default "log/traefik.log")
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--web Enable Web backend
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--web.address string Web administration port (default ":8080")
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--web.cerFile string SSL certificate
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--web.keyFile string SSL certificate
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--web.readOnly Enable read only API
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--zookeeper Enable Zookeeper backend
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--zookeeper.endpoint string Zookeeper server endpoint (default "127.0.0.1:2181")
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--zookeeper.filename string Override default configuration template. For advanced users :)
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--zookeeper.prefix string Prefix used for KV store (default "/traefik")
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--zookeeper.watch Watch provider (default true)
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Use "traefik help [command]" for more information about a command.
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Use "traefik [command] --help" for more information about a command.
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```
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## <a id="global"></a> Global configuration
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@ -217,6 +215,14 @@ Use "traefik help [command]" for more information about a command.
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#
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# ProvidersThrottleDuration = "5s"
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# If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used.
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# If you encounter 'too many open files' errors, you can either change this value, or change `ulimit` value.
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#
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# Optional
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# Default: http.DefaultMaxIdleConnsPerHost
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#
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# MaxIdleConnsPerHost = 200
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```
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@ -55,6 +55,14 @@
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#
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# ProvidersThrottleDuration = "5s"
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# If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used.
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# If you encounter 'too many open files' errors, you can either change this value, or change `ulimit` value.
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#
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# Optional
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# Default: http.DefaultMaxIdleConnsPerHost
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#
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# MaxIdleConnsPerHost = 200
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################################################################
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# Web configuration backend
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