a1478f891d
Fix CoreDNS graceful reloading. This uses the same stuff as Caddy (obviously), but extends it for UDP listeners as well. Also add to the README that we *will* call Shutdown for middleware. Fixes #4
76 lines
2.3 KiB
Go
76 lines
2.3 KiB
Go
package server
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import (
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"net"
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"github.com/miekg/coredns/middleware"
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)
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// Config configuration for a single server.
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type Config struct {
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// The hostname or IP on which to serve
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Host string
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// The host address to bind on - defaults to (virtual) Host if empty
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BindHost string
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// The port to listen on
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Port string
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// The directory from which to parse db files
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Root string
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// HTTPS configuration
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TLS TLSConfig
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// Middleware stack
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Middleware []middleware.Middleware
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// Startup is a list of functions (or methods) to execute at
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// server startup and restart; these are executed before any
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// parts of the server are configured, and the functions are
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// blocking. These are good for setting up middlewares and
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// starting goroutines.
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Startup []func() error
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// FirstStartup is like Startup but these functions only execute
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// during the initial startup, not on subsequent restarts.
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//
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// (Note: The server does not ever run these on its own; it is up
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// to the calling application to do so, and do so only once, as the
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// server itself has no notion whether it's a restart or not.)
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FirstStartup []func() error
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// Functions (or methods) to execute when the server quits;
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// these are executed in response to SIGINT and are blocking. These
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// function are *also* called when we are restarting.
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Shutdown []func() error
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// The path to the configuration file from which this was loaded
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ConfigFile string
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// The name of the application
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AppName string
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// The application's version
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AppVersion string
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}
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// Address returns the host:port of c as a string.
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func (c Config) Address() string {
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return net.JoinHostPort(c.Host, c.Port)
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}
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// TLSConfig describes how TLS should be configured and used.
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type TLSConfig struct {
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Enabled bool // will be set to true if TLS is enabled
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LetsEncryptEmail string
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Manual bool // will be set to true if user provides own certs and keys
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Managed bool // will be set to true if config qualifies for implicit automatic/managed HTTPS
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OnDemand bool // will be set to true if user enables on-demand TLS (obtain certs during handshakes)
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Ciphers []uint16
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ProtocolMinVersion uint16
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ProtocolMaxVersion uint16
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PreferServerCipherSuites bool
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ClientCerts []string
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}
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