379 lines
25 KiB
Go
379 lines
25 KiB
Go
package static
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import (
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"errors"
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"fmt"
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"strings"
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"time"
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legolog "github.com/go-acme/lego/v4/log"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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ptypes "github.com/traefik/paerser/types"
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"github.com/traefik/traefik/v3/pkg/logs"
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"github.com/traefik/traefik/v3/pkg/ping"
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acmeprovider "github.com/traefik/traefik/v3/pkg/provider/acme"
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"github.com/traefik/traefik/v3/pkg/provider/consulcatalog"
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"github.com/traefik/traefik/v3/pkg/provider/docker"
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"github.com/traefik/traefik/v3/pkg/provider/ecs"
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"github.com/traefik/traefik/v3/pkg/provider/file"
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"github.com/traefik/traefik/v3/pkg/provider/http"
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"github.com/traefik/traefik/v3/pkg/provider/kubernetes/crd"
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"github.com/traefik/traefik/v3/pkg/provider/kubernetes/gateway"
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"github.com/traefik/traefik/v3/pkg/provider/kubernetes/ingress"
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"github.com/traefik/traefik/v3/pkg/provider/kv/consul"
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"github.com/traefik/traefik/v3/pkg/provider/kv/etcd"
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"github.com/traefik/traefik/v3/pkg/provider/kv/redis"
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"github.com/traefik/traefik/v3/pkg/provider/kv/zk"
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"github.com/traefik/traefik/v3/pkg/provider/nomad"
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"github.com/traefik/traefik/v3/pkg/provider/rest"
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"github.com/traefik/traefik/v3/pkg/tracing/opentelemetry"
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"github.com/traefik/traefik/v3/pkg/types"
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)
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const (
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// DefaultInternalEntryPointName the name of the default internal entry point.
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DefaultInternalEntryPointName = "traefik"
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// DefaultGraceTimeout controls how long Traefik serves pending requests
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// prior to shutting down.
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DefaultGraceTimeout = 10 * time.Second
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// DefaultIdleTimeout before closing an idle connection.
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DefaultIdleTimeout = 180 * time.Second
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// DefaultAcmeCAServer is the default ACME API endpoint.
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DefaultAcmeCAServer = "https://acme-v02.api.letsencrypt.org/directory"
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// DefaultUDPTimeout defines how long to wait by default on an idle session,
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// before releasing all resources related to that session.
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DefaultUDPTimeout = 3 * time.Second
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)
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// Configuration is the static configuration.
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type Configuration struct {
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Global *Global `description:"Global configuration options" json:"global,omitempty" toml:"global,omitempty" yaml:"global,omitempty" export:"true"`
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ServersTransport *ServersTransport `description:"Servers default transport." json:"serversTransport,omitempty" toml:"serversTransport,omitempty" yaml:"serversTransport,omitempty" export:"true"`
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TCPServersTransport *TCPServersTransport `description:"TCP servers default transport." json:"tcpServersTransport,omitempty" toml:"tcpServersTransport,omitempty" yaml:"tcpServersTransport,omitempty" export:"true"`
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EntryPoints EntryPoints `description:"Entry points definition." json:"entryPoints,omitempty" toml:"entryPoints,omitempty" yaml:"entryPoints,omitempty" export:"true"`
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Providers *Providers `description:"Providers configuration." json:"providers,omitempty" toml:"providers,omitempty" yaml:"providers,omitempty" export:"true"`
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API *API `description:"Enable api/dashboard." json:"api,omitempty" toml:"api,omitempty" yaml:"api,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Metrics *types.Metrics `description:"Enable a metrics exporter." json:"metrics,omitempty" toml:"metrics,omitempty" yaml:"metrics,omitempty" export:"true"`
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Ping *ping.Handler `description:"Enable ping." json:"ping,omitempty" toml:"ping,omitempty" yaml:"ping,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Log *types.TraefikLog `description:"Traefik log settings." json:"log,omitempty" toml:"log,omitempty" yaml:"log,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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AccessLog *types.AccessLog `description:"Access log settings." json:"accessLog,omitempty" toml:"accessLog,omitempty" yaml:"accessLog,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Tracing *Tracing `description:"OpenTracing configuration." json:"tracing,omitempty" toml:"tracing,omitempty" yaml:"tracing,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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HostResolver *types.HostResolverConfig `description:"Enable CNAME Flattening." json:"hostResolver,omitempty" toml:"hostResolver,omitempty" yaml:"hostResolver,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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CertificatesResolvers map[string]CertificateResolver `description:"Certificates resolvers configuration." json:"certificatesResolvers,omitempty" toml:"certificatesResolvers,omitempty" yaml:"certificatesResolvers,omitempty" export:"true"`
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Experimental *Experimental `description:"Experimental features." json:"experimental,omitempty" toml:"experimental,omitempty" yaml:"experimental,omitempty" export:"true"`
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Core *Core `description:"Core controls." json:"core,omitempty" toml:"core,omitempty" yaml:"core,omitempty" export:"true"`
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Spiffe *SpiffeClientConfig `description:"SPIFFE integration configuration." json:"spiffe,omitempty" toml:"spiffe,omitempty" yaml:"spiffe,omitempty" export:"true"`
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}
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// Core configures Traefik core behavior.
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type Core struct {
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DefaultRuleSyntax string `description:"Defines the rule parser default syntax (v2 or v3)" json:"defaultRuleSyntax,omitempty" toml:"defaultRuleSyntax,omitempty" yaml:"defaultRuleSyntax,omitempty"`
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}
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// SetDefaults sets the default values.
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func (c *Core) SetDefaults() {
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c.DefaultRuleSyntax = "v3"
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}
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// SpiffeClientConfig defines the SPIFFE client configuration.
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type SpiffeClientConfig struct {
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WorkloadAPIAddr string `description:"Defines the workload API address." json:"workloadAPIAddr,omitempty" toml:"workloadAPIAddr,omitempty" yaml:"workloadAPIAddr,omitempty"`
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}
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// CertificateResolver contains the configuration for the different types of certificates resolver.
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type CertificateResolver struct {
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ACME *acmeprovider.Configuration `description:"Enables ACME (Let's Encrypt) automatic SSL." json:"acme,omitempty" toml:"acme,omitempty" yaml:"acme,omitempty" export:"true"`
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Tailscale *struct{} `description:"Enables Tailscale certificate resolution." json:"tailscale,omitempty" toml:"tailscale,omitempty" yaml:"tailscale,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// Global holds the global configuration.
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type Global struct {
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CheckNewVersion bool `description:"Periodically check if a new version has been released." json:"checkNewVersion,omitempty" toml:"checkNewVersion,omitempty" yaml:"checkNewVersion,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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SendAnonymousUsage bool `description:"Periodically send anonymous usage statistics. If the option is not specified, it will be disabled by default." json:"sendAnonymousUsage,omitempty" toml:"sendAnonymousUsage,omitempty" yaml:"sendAnonymousUsage,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// ServersTransport options to configure communication between Traefik and the servers.
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type ServersTransport struct {
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InsecureSkipVerify bool `description:"Disable SSL certificate verification." json:"insecureSkipVerify,omitempty" toml:"insecureSkipVerify,omitempty" yaml:"insecureSkipVerify,omitempty" export:"true"`
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RootCAs []types.FileOrContent `description:"Add cert file for self-signed certificate." json:"rootCAs,omitempty" toml:"rootCAs,omitempty" yaml:"rootCAs,omitempty"`
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MaxIdleConnsPerHost int `description:"If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used" json:"maxIdleConnsPerHost,omitempty" toml:"maxIdleConnsPerHost,omitempty" yaml:"maxIdleConnsPerHost,omitempty" export:"true"`
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ForwardingTimeouts *ForwardingTimeouts `description:"Timeouts for requests forwarded to the backend servers." json:"forwardingTimeouts,omitempty" toml:"forwardingTimeouts,omitempty" yaml:"forwardingTimeouts,omitempty" export:"true"`
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Spiffe *Spiffe `description:"Defines the SPIFFE configuration." json:"spiffe,omitempty" toml:"spiffe,omitempty" yaml:"spiffe,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// Spiffe holds the SPIFFE configuration.
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type Spiffe struct {
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IDs []string `description:"Defines the allowed SPIFFE IDs (takes precedence over the SPIFFE TrustDomain)." json:"ids,omitempty" toml:"ids,omitempty" yaml:"ids,omitempty"`
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TrustDomain string `description:"Defines the allowed SPIFFE trust domain." json:"trustDomain,omitempty" toml:"trustDomain,omitempty" yaml:"trustDomain,omitempty"`
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}
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// TCPServersTransport options to configure communication between Traefik and the servers.
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type TCPServersTransport struct {
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DialKeepAlive ptypes.Duration `description:"Defines the interval between keep-alive probes for an active network connection. If zero, keep-alive probes are sent with a default value (currently 15 seconds), if supported by the protocol and operating system. Network protocols or operating systems that do not support keep-alives ignore this field. If negative, keep-alive probes are disabled" json:"dialKeepAlive,omitempty" toml:"dialKeepAlive,omitempty" yaml:"dialKeepAlive,omitempty" export:"true"`
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DialTimeout ptypes.Duration `description:"Defines the amount of time to wait until a connection to a backend server can be established. If zero, no timeout exists." json:"dialTimeout,omitempty" toml:"dialTimeout,omitempty" yaml:"dialTimeout,omitempty" export:"true"`
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// TerminationDelay, corresponds to the deadline that the proxy sets, after one
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// of its connected peers indicates it has closed the writing capability of its
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// connection, to close the reading capability as well, hence fully terminating the
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// connection. It is a duration in milliseconds, defaulting to 100. A negative value
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// means an infinite deadline (i.e. the reading capability is never closed).
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TerminationDelay ptypes.Duration `description:"Defines the delay to wait before fully terminating the connection, after one connected peer has closed its writing capability." json:"terminationDelay,omitempty" toml:"terminationDelay,omitempty" yaml:"terminationDelay,omitempty" export:"true"`
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TLS *TLSClientConfig `description:"Defines the TLS configuration." json:"tls,omitempty" toml:"tls,omitempty" yaml:"tls,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
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}
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// TLSClientConfig options to configure TLS communication between Traefik and the servers.
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type TLSClientConfig struct {
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InsecureSkipVerify bool `description:"Disables SSL certificate verification." json:"insecureSkipVerify,omitempty" toml:"insecureSkipVerify,omitempty" yaml:"insecureSkipVerify,omitempty" export:"true"`
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RootCAs []types.FileOrContent `description:"Defines a list of CA secret used to validate self-signed certificate" json:"rootCAs,omitempty" toml:"rootCAs,omitempty" yaml:"rootCAs,omitempty"`
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Spiffe *Spiffe `description:"Defines the SPIFFE TLS configuration." json:"spiffe,omitempty" toml:"spiffe,omitempty" yaml:"spiffe,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// API holds the API configuration.
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type API struct {
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Insecure bool `description:"Activate API directly on the entryPoint named traefik." json:"insecure,omitempty" toml:"insecure,omitempty" yaml:"insecure,omitempty" export:"true"`
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Dashboard bool `description:"Activate dashboard." json:"dashboard,omitempty" toml:"dashboard,omitempty" yaml:"dashboard,omitempty" export:"true"`
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Debug bool `description:"Enable additional endpoints for debugging and profiling." json:"debug,omitempty" toml:"debug,omitempty" yaml:"debug,omitempty" export:"true"`
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DisableDashboardAd bool `description:"Disable ad in the dashboard." json:"disableDashboardAd,omitempty" toml:"disableDashboardAd,omitempty" yaml:"disableDashboardAd,omitempty" export:"true"`
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// TODO: Re-enable statistics
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// Statistics *types.Statistics `description:"Enable more detailed statistics." json:"statistics,omitempty" toml:"statistics,omitempty" yaml:"statistics,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (a *API) SetDefaults() {
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a.Dashboard = true
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}
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// RespondingTimeouts contains timeout configurations for incoming requests to the Traefik instance.
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type RespondingTimeouts struct {
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ReadTimeout ptypes.Duration `description:"ReadTimeout is the maximum duration for reading the entire request, including the body. If zero, no timeout is set." json:"readTimeout,omitempty" toml:"readTimeout,omitempty" yaml:"readTimeout,omitempty" export:"true"`
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WriteTimeout ptypes.Duration `description:"WriteTimeout is the maximum duration before timing out writes of the response. If zero, no timeout is set." json:"writeTimeout,omitempty" toml:"writeTimeout,omitempty" yaml:"writeTimeout,omitempty" export:"true"`
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IdleTimeout ptypes.Duration `description:"IdleTimeout is the maximum amount duration an idle (keep-alive) connection will remain idle before closing itself. If zero, no timeout is set." json:"idleTimeout,omitempty" toml:"idleTimeout,omitempty" yaml:"idleTimeout,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (a *RespondingTimeouts) SetDefaults() {
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a.IdleTimeout = ptypes.Duration(DefaultIdleTimeout)
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}
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// ForwardingTimeouts contains timeout configurations for forwarding requests to the backend servers.
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type ForwardingTimeouts struct {
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DialTimeout ptypes.Duration `description:"The amount of time to wait until a connection to a backend server can be established. If zero, no timeout exists." json:"dialTimeout,omitempty" toml:"dialTimeout,omitempty" yaml:"dialTimeout,omitempty" export:"true"`
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ResponseHeaderTimeout ptypes.Duration `description:"The amount of time to wait for a server's response headers after fully writing the request (including its body, if any). If zero, no timeout exists." json:"responseHeaderTimeout,omitempty" toml:"responseHeaderTimeout,omitempty" yaml:"responseHeaderTimeout,omitempty" export:"true"`
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IdleConnTimeout ptypes.Duration `description:"The maximum period for which an idle HTTP keep-alive connection will remain open before closing itself" json:"idleConnTimeout,omitempty" toml:"idleConnTimeout,omitempty" yaml:"idleConnTimeout,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (f *ForwardingTimeouts) SetDefaults() {
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f.DialTimeout = ptypes.Duration(30 * time.Second)
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f.IdleConnTimeout = ptypes.Duration(90 * time.Second)
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}
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// LifeCycle contains configurations relevant to the lifecycle (such as the shutdown phase) of Traefik.
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type LifeCycle struct {
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RequestAcceptGraceTimeout ptypes.Duration `description:"Duration to keep accepting requests before Traefik initiates the graceful shutdown procedure." json:"requestAcceptGraceTimeout,omitempty" toml:"requestAcceptGraceTimeout,omitempty" yaml:"requestAcceptGraceTimeout,omitempty" export:"true"`
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GraceTimeOut ptypes.Duration `description:"Duration to give active requests a chance to finish before Traefik stops." json:"graceTimeOut,omitempty" toml:"graceTimeOut,omitempty" yaml:"graceTimeOut,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (a *LifeCycle) SetDefaults() {
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a.GraceTimeOut = ptypes.Duration(DefaultGraceTimeout)
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}
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// Tracing holds the tracing configuration.
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type Tracing struct {
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ServiceName string `description:"Set the name for this service." json:"serviceName,omitempty" toml:"serviceName,omitempty" yaml:"serviceName,omitempty" export:"true"`
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Headers map[string]string `description:"Defines additional headers to be sent with the payloads." json:"headers,omitempty" toml:"headers,omitempty" yaml:"headers,omitempty" export:"true"`
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GlobalAttributes map[string]string `description:"Defines additional attributes (key:value) on all spans." json:"globalAttributes,omitempty" toml:"globalAttributes,omitempty" yaml:"globalAttributes,omitempty" export:"true"`
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SampleRate float64 `description:"Sets the rate between 0.0 and 1.0 of requests to trace." json:"sampleRate,omitempty" toml:"sampleRate,omitempty" yaml:"sampleRate,omitempty" export:"true"`
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OTLP *opentelemetry.Config `description:"Settings for OpenTelemetry." json:"otlp,omitempty" toml:"otlp,omitempty" yaml:"otlp,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (t *Tracing) SetDefaults() {
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t.ServiceName = "traefik"
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t.SampleRate = 1.0
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}
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// Providers contains providers configuration.
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type Providers struct {
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ProvidersThrottleDuration ptypes.Duration `description:"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." json:"providersThrottleDuration,omitempty" toml:"providersThrottleDuration,omitempty" yaml:"providersThrottleDuration,omitempty" export:"true"`
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Docker *docker.Provider `description:"Enable Docker backend with default settings." json:"docker,omitempty" toml:"docker,omitempty" yaml:"docker,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Swarm *docker.SwarmProvider `description:"Enable Docker Swarm backend with default settings." json:"swarm,omitempty" toml:"swarm,omitempty" yaml:"swarm,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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File *file.Provider `description:"Enable File backend with default settings." json:"file,omitempty" toml:"file,omitempty" yaml:"file,omitempty" export:"true"`
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KubernetesIngress *ingress.Provider `description:"Enable Kubernetes backend with default settings." json:"kubernetesIngress,omitempty" toml:"kubernetesIngress,omitempty" yaml:"kubernetesIngress,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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KubernetesCRD *crd.Provider `description:"Enable Kubernetes backend with default settings." json:"kubernetesCRD,omitempty" toml:"kubernetesCRD,omitempty" yaml:"kubernetesCRD,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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KubernetesGateway *gateway.Provider `description:"Enable Kubernetes gateway api provider with default settings." json:"kubernetesGateway,omitempty" toml:"kubernetesGateway,omitempty" yaml:"kubernetesGateway,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Rest *rest.Provider ` description:"Enable Rest backend with default settings." json:"rest,omitempty" toml:"rest,omitempty" yaml:"rest,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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ConsulCatalog *consulcatalog.ProviderBuilder `description:"Enable ConsulCatalog backend with default settings." json:"consulCatalog,omitempty" toml:"consulCatalog,omitempty" yaml:"consulCatalog,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Nomad *nomad.ProviderBuilder `description:"Enable Nomad backend with default settings." json:"nomad,omitempty" toml:"nomad,omitempty" yaml:"nomad,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Ecs *ecs.Provider `description:"Enable AWS ECS backend with default settings." json:"ecs,omitempty" toml:"ecs,omitempty" yaml:"ecs,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Consul *consul.ProviderBuilder `description:"Enable Consul backend with default settings." json:"consul,omitempty" toml:"consul,omitempty" yaml:"consul,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Etcd *etcd.Provider `description:"Enable Etcd backend with default settings." json:"etcd,omitempty" toml:"etcd,omitempty" yaml:"etcd,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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ZooKeeper *zk.Provider `description:"Enable ZooKeeper backend with default settings." json:"zooKeeper,omitempty" toml:"zooKeeper,omitempty" yaml:"zooKeeper,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Redis *redis.Provider `description:"Enable Redis backend with default settings." json:"redis,omitempty" toml:"redis,omitempty" yaml:"redis,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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HTTP *http.Provider `description:"Enable HTTP backend with default settings." json:"http,omitempty" toml:"http,omitempty" yaml:"http,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
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Plugin map[string]PluginConf `description:"Plugins configuration." json:"plugin,omitempty" toml:"plugin,omitempty" yaml:"plugin,omitempty"`
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}
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// SetEffectiveConfiguration adds missing configuration parameters derived from existing ones.
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// It also takes care of maintaining backwards compatibility.
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func (c *Configuration) SetEffectiveConfiguration() {
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// Creates the default entry point if needed
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if !c.hasUserDefinedEntrypoint() {
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ep := &EntryPoint{Address: ":80"}
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ep.SetDefaults()
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// TODO: double check this tomorrow
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if c.EntryPoints == nil {
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c.EntryPoints = make(EntryPoints)
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}
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c.EntryPoints["http"] = ep
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}
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// Creates the internal traefik entry point if needed
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if (c.API != nil && c.API.Insecure) ||
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(c.Ping != nil && !c.Ping.ManualRouting && c.Ping.EntryPoint == DefaultInternalEntryPointName) ||
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(c.Metrics != nil && c.Metrics.Prometheus != nil && !c.Metrics.Prometheus.ManualRouting && c.Metrics.Prometheus.EntryPoint == DefaultInternalEntryPointName) ||
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(c.Providers != nil && c.Providers.Rest != nil && c.Providers.Rest.Insecure) {
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if _, ok := c.EntryPoints[DefaultInternalEntryPointName]; !ok {
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ep := &EntryPoint{Address: ":8080"}
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ep.SetDefaults()
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c.EntryPoints[DefaultInternalEntryPointName] = ep
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}
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}
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if c.Providers.Docker != nil {
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if c.Providers.Docker.HTTPClientTimeout < 0 {
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c.Providers.Docker.HTTPClientTimeout = 0
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}
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}
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if c.Providers.Swarm != nil {
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if c.Providers.Swarm.RefreshSeconds <= 0 {
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c.Providers.Swarm.RefreshSeconds = ptypes.Duration(15 * time.Second)
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}
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if c.Providers.Swarm.HTTPClientTimeout < 0 {
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c.Providers.Swarm.HTTPClientTimeout = 0
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}
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}
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// Disable Gateway API provider if not enabled in experimental.
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if c.Experimental == nil || !c.Experimental.KubernetesGateway {
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c.Providers.KubernetesGateway = nil
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}
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// Configure Gateway API provider
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if c.Providers.KubernetesGateway != nil {
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log.Debug().Msg("Experimental Kubernetes Gateway provider has been activated")
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entryPoints := make(map[string]gateway.Entrypoint)
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for epName, entryPoint := range c.EntryPoints {
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entryPoints[epName] = gateway.Entrypoint{Address: entryPoint.GetAddress(), HasHTTPTLSConf: entryPoint.HTTP.TLS != nil}
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}
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c.Providers.KubernetesGateway.EntryPoints = entryPoints
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}
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c.initACMEProvider()
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}
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func (c *Configuration) hasUserDefinedEntrypoint() bool {
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return len(c.EntryPoints) != 0
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}
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func (c *Configuration) initACMEProvider() {
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for _, resolver := range c.CertificatesResolvers {
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if resolver.ACME != nil {
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resolver.ACME.CAServer = getSafeACMECAServer(resolver.ACME.CAServer)
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}
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}
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logger := logs.NoLevel(log.Logger, zerolog.DebugLevel).With().Str("lib", "lego").Logger()
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legolog.Logger = logs.NewLogrusWrapper(logger)
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}
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// ValidateConfiguration validate that configuration is coherent.
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func (c *Configuration) ValidateConfiguration() error {
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var acmeEmail string
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for name, resolver := range c.CertificatesResolvers {
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if resolver.ACME != nil && resolver.Tailscale != nil {
|
|
return fmt.Errorf("unable to initialize certificates resolver %q, as ACME and Tailscale providers are mutually exclusive", name)
|
|
}
|
|
|
|
if resolver.ACME == nil {
|
|
continue
|
|
}
|
|
|
|
if len(resolver.ACME.Storage) == 0 {
|
|
return fmt.Errorf("unable to initialize certificates resolver %q with no storage location for the certificates", name)
|
|
}
|
|
|
|
if acmeEmail != "" && resolver.ACME.Email != acmeEmail {
|
|
return fmt.Errorf("unable to initialize certificates resolver %q, as all ACME resolvers must use the same email", name)
|
|
}
|
|
acmeEmail = resolver.ACME.Email
|
|
}
|
|
|
|
if c.Core != nil {
|
|
switch c.Core.DefaultRuleSyntax {
|
|
case "v3": // NOOP
|
|
case "v2":
|
|
// TODO: point to migration guide.
|
|
log.Warn().Msgf("v2 rules syntax is now deprecated, please use v3 instead...")
|
|
default:
|
|
return fmt.Errorf("unsupported default rule syntax configuration: %q", c.Core.DefaultRuleSyntax)
|
|
}
|
|
}
|
|
|
|
if c.Tracing != nil && c.Tracing.OTLP != nil {
|
|
if c.Tracing.OTLP.HTTP == nil && c.Tracing.OTLP.GRPC == nil {
|
|
return errors.New("tracing OTLP: at least one of HTTP and gRPC options should be defined")
|
|
}
|
|
|
|
if c.Tracing.OTLP.HTTP != nil && c.Tracing.OTLP.GRPC != nil {
|
|
return errors.New("tracing OTLP: HTTP and gRPC options are mutually exclusive")
|
|
}
|
|
|
|
if c.Tracing.OTLP.GRPC != nil && c.Tracing.OTLP.GRPC.TLS != nil && c.Tracing.OTLP.GRPC.Insecure {
|
|
return errors.New("tracing OTLP GRPC: TLS and Insecure options are mutually exclusive")
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func getSafeACMECAServer(caServerSrc string) string {
|
|
if len(caServerSrc) == 0 {
|
|
return DefaultAcmeCAServer
|
|
}
|
|
|
|
if strings.HasPrefix(caServerSrc, "https://acme-v01.api.letsencrypt.org") {
|
|
caServer := strings.Replace(caServerSrc, "v01", "v02", 1)
|
|
log.Warn().Msgf("The CA server %[1]q refers to a v01 endpoint of the ACME API, please change to %[2]q. Fallback to %[2]q.", caServerSrc, caServer)
|
|
return caServer
|
|
}
|
|
|
|
if strings.HasPrefix(caServerSrc, "https://acme-staging.api.letsencrypt.org") {
|
|
caServer := strings.Replace(caServerSrc, "https://acme-staging.api.letsencrypt.org", "https://acme-staging-v02.api.letsencrypt.org", 1)
|
|
log.Warn().Msgf("The CA server %[1]q refers to a v01 endpoint of the ACME API, please change to %[2]q. Fallback to %[2]q.", caServerSrc, caServer)
|
|
return caServer
|
|
}
|
|
|
|
return caServerSrc
|
|
}
|