7d9524be2f
* Expose unknown fields and duplicate sections as diagnose warnings * section counts not needed, already handled * Address PR feedback * Prune more of the new fields before tests call deep.Equals * Update go.mod
362 lines
14 KiB
Go
362 lines
14 KiB
Go
package configutil
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import (
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"errors"
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"fmt"
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"net/textproto"
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"strings"
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"time"
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"github.com/hashicorp/go-multierror"
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"github.com/hashicorp/go-sockaddr"
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"github.com/hashicorp/hcl"
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"github.com/hashicorp/hcl/hcl/ast"
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"github.com/hashicorp/vault/sdk/helper/parseutil"
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"github.com/hashicorp/vault/sdk/helper/strutil"
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"github.com/hashicorp/vault/sdk/helper/tlsutil"
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)
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type ListenerTelemetry struct {
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UnauthenticatedMetricsAccess bool `hcl:"-"`
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UnauthenticatedMetricsAccessRaw interface{} `hcl:"unauthenticated_metrics_access"`
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}
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type ListenerProfiling struct {
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UnauthenticatedPProfAccess bool `hcl:"-"`
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UnauthenticatedPProfAccessRaw interface{} `hcl:"unauthenticated_pprof_access"`
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}
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// Listener is the listener configuration for the server.
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type Listener struct {
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UnusedKeys []string `hcl:",unusedKeys"`
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RawConfig map[string]interface{}
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Type string
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Purpose []string `hcl:"-"`
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PurposeRaw interface{} `hcl:"purpose"`
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Address string `hcl:"address"`
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ClusterAddress string `hcl:"cluster_address"`
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MaxRequestSize int64 `hcl:"-"`
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MaxRequestSizeRaw interface{} `hcl:"max_request_size"`
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MaxRequestDuration time.Duration `hcl:"-"`
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MaxRequestDurationRaw interface{} `hcl:"max_request_duration"`
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RequireRequestHeader bool `hcl:"-"`
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RequireRequestHeaderRaw interface{} `hcl:"require_request_header"`
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TLSDisable bool `hcl:"-"`
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TLSDisableRaw interface{} `hcl:"tls_disable"`
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TLSCertFile string `hcl:"tls_cert_file"`
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TLSKeyFile string `hcl:"tls_key_file"`
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TLSMinVersion string `hcl:"tls_min_version"`
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TLSMaxVersion string `hcl:"tls_max_version"`
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TLSCipherSuites []uint16 `hcl:"-"`
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TLSCipherSuitesRaw string `hcl:"tls_cipher_suites"`
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TLSPreferServerCipherSuites bool `hcl:"-"`
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TLSPreferServerCipherSuitesRaw interface{} `hcl:"tls_prefer_server_cipher_suites"`
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TLSRequireAndVerifyClientCert bool `hcl:"-"`
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TLSRequireAndVerifyClientCertRaw interface{} `hcl:"tls_require_and_verify_client_cert"`
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TLSClientCAFile string `hcl:"tls_client_ca_file"`
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TLSDisableClientCerts bool `hcl:"-"`
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TLSDisableClientCertsRaw interface{} `hcl:"tls_disable_client_certs"`
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HTTPReadTimeout time.Duration `hcl:"-"`
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HTTPReadTimeoutRaw interface{} `hcl:"http_read_timeout"`
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HTTPReadHeaderTimeout time.Duration `hcl:"-"`
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HTTPReadHeaderTimeoutRaw interface{} `hcl:"http_read_header_timeout"`
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HTTPWriteTimeout time.Duration `hcl:"-"`
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HTTPWriteTimeoutRaw interface{} `hcl:"http_write_timeout"`
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HTTPIdleTimeout time.Duration `hcl:"-"`
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HTTPIdleTimeoutRaw interface{} `hcl:"http_idle_timeout"`
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ProxyProtocolBehavior string `hcl:"proxy_protocol_behavior"`
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ProxyProtocolAuthorizedAddrs []*sockaddr.SockAddrMarshaler `hcl:"-"`
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ProxyProtocolAuthorizedAddrsRaw interface{} `hcl:"proxy_protocol_authorized_addrs"`
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XForwardedForAuthorizedAddrs []*sockaddr.SockAddrMarshaler `hcl:"-"`
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XForwardedForAuthorizedAddrsRaw interface{} `hcl:"x_forwarded_for_authorized_addrs"`
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XForwardedForHopSkips int64 `hcl:"-"`
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XForwardedForHopSkipsRaw interface{} `hcl:"x_forwarded_for_hop_skips"`
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XForwardedForRejectNotPresent bool `hcl:"-"`
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XForwardedForRejectNotPresentRaw interface{} `hcl:"x_forwarded_for_reject_not_present"`
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XForwardedForRejectNotAuthorized bool `hcl:"-"`
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XForwardedForRejectNotAuthorizedRaw interface{} `hcl:"x_forwarded_for_reject_not_authorized"`
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SocketMode string `hcl:"socket_mode"`
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SocketUser string `hcl:"socket_user"`
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SocketGroup string `hcl:"socket_group"`
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Telemetry ListenerTelemetry `hcl:"telemetry"`
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Profiling ListenerProfiling `hcl:"profiling"`
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// RandomPort is used only for some testing purposes
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RandomPort bool `hcl:"-"`
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CorsEnabledRaw interface{} `hcl:"cors_enabled"`
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CorsEnabled bool `hcl:"-"`
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CorsAllowedOrigins []string `hcl:"cors_allowed_origins"`
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CorsAllowedHeaders []string `hcl:"-"`
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CorsAllowedHeadersRaw []string `hcl:"cors_allowed_headers"`
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}
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func (l *Listener) GoString() string {
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return fmt.Sprintf("*%#v", *l)
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}
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func ParseListeners(result *SharedConfig, list *ast.ObjectList) error {
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var err error
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result.Listeners = make([]*Listener, 0, len(list.Items))
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for i, item := range list.Items {
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var l Listener
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if err := hcl.DecodeObject(&l, item.Val); err != nil {
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return multierror.Prefix(err, fmt.Sprintf("listeners.%d:", i))
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}
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// Hacky way, for now, to get the values we want for sanitizing
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var m map[string]interface{}
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if err := hcl.DecodeObject(&m, item.Val); err != nil {
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return multierror.Prefix(err, fmt.Sprintf("listeners.%d:", i))
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}
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l.RawConfig = m
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// Base values
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{
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switch {
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case l.Type != "":
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case len(item.Keys) == 1:
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l.Type = strings.ToLower(item.Keys[0].Token.Value().(string))
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default:
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return multierror.Prefix(errors.New("listener type must be specified"), fmt.Sprintf("listeners.%d:", i))
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}
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l.Type = strings.ToLower(l.Type)
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switch l.Type {
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case "tcp", "unix":
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default:
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return multierror.Prefix(fmt.Errorf("unsupported listener type %q", l.Type), fmt.Sprintf("listeners.%d:", i))
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}
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if l.PurposeRaw != nil {
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if l.Purpose, err = parseutil.ParseCommaStringSlice(l.PurposeRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("unable to parse 'purpose' in listener type %q: %w", l.Type, err), fmt.Sprintf("listeners.%d:", i))
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}
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for i, v := range l.Purpose {
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l.Purpose[i] = strings.ToLower(v)
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}
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l.PurposeRaw = nil
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}
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}
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// Request Parameters
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{
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if l.MaxRequestSizeRaw != nil {
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if l.MaxRequestSize, err = parseutil.ParseInt(l.MaxRequestSizeRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing max_request_size: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.MaxRequestSizeRaw = nil
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}
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if l.MaxRequestDurationRaw != nil {
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if l.MaxRequestDuration, err = parseutil.ParseDurationSecond(l.MaxRequestDurationRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing max_request_duration: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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if l.MaxRequestDuration < 0 {
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return multierror.Prefix(errors.New("max_request_duration cannot be negative"), fmt.Sprintf("listeners.%d", i))
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}
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l.MaxRequestDurationRaw = nil
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}
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if l.RequireRequestHeaderRaw != nil {
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if l.RequireRequestHeader, err = parseutil.ParseBool(l.RequireRequestHeaderRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for require_request_header: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.RequireRequestHeaderRaw = nil
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}
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}
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// TLS Parameters
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{
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if l.TLSDisableRaw != nil {
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if l.TLSDisable, err = parseutil.ParseBool(l.TLSDisableRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for tls_disable: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.TLSDisableRaw = nil
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}
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if l.TLSCipherSuitesRaw != "" {
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if l.TLSCipherSuites, err = tlsutil.ParseCiphers(l.TLSCipherSuitesRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for tls_cipher_suites: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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}
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if l.TLSPreferServerCipherSuitesRaw != nil {
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if l.TLSPreferServerCipherSuites, err = parseutil.ParseBool(l.TLSPreferServerCipherSuitesRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for tls_prefer_server_cipher_suites: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.TLSPreferServerCipherSuitesRaw = nil
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}
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if l.TLSRequireAndVerifyClientCertRaw != nil {
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if l.TLSRequireAndVerifyClientCert, err = parseutil.ParseBool(l.TLSRequireAndVerifyClientCertRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for tls_require_and_verify_client_cert: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.TLSRequireAndVerifyClientCertRaw = nil
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}
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if l.TLSDisableClientCertsRaw != nil {
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if l.TLSDisableClientCerts, err = parseutil.ParseBool(l.TLSDisableClientCertsRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for tls_disable_client_certs: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.TLSDisableClientCertsRaw = nil
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}
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}
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// HTTP timeouts
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{
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if l.HTTPReadTimeoutRaw != nil {
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if l.HTTPReadTimeout, err = parseutil.ParseDurationSecond(l.HTTPReadTimeoutRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing http_read_timeout: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.HTTPReadTimeoutRaw = nil
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}
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if l.HTTPReadHeaderTimeoutRaw != nil {
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if l.HTTPReadHeaderTimeout, err = parseutil.ParseDurationSecond(l.HTTPReadHeaderTimeoutRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing http_read_header_timeout: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.HTTPReadHeaderTimeoutRaw = nil
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}
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if l.HTTPWriteTimeoutRaw != nil {
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if l.HTTPWriteTimeout, err = parseutil.ParseDurationSecond(l.HTTPWriteTimeoutRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing http_write_timeout: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.HTTPWriteTimeoutRaw = nil
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}
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if l.HTTPIdleTimeoutRaw != nil {
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if l.HTTPIdleTimeout, err = parseutil.ParseDurationSecond(l.HTTPIdleTimeoutRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing http_idle_timeout: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.HTTPIdleTimeoutRaw = nil
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}
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}
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// Proxy Protocol config
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{
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if l.ProxyProtocolAuthorizedAddrsRaw != nil {
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if l.ProxyProtocolAuthorizedAddrs, err = parseutil.ParseAddrs(l.ProxyProtocolAuthorizedAddrsRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing proxy_protocol_authorized_addrs: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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switch l.ProxyProtocolBehavior {
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case "allow_authorized", "deny_authorized":
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if len(l.ProxyProtocolAuthorizedAddrs) == 0 {
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return multierror.Prefix(errors.New("proxy_protocol_behavior set to allow or deny only authorized addresses but no proxy_protocol_authorized_addrs value"), fmt.Sprintf("listeners.%d", i))
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}
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}
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l.ProxyProtocolAuthorizedAddrsRaw = nil
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}
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}
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// X-Forwarded-For config
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{
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if l.XForwardedForAuthorizedAddrsRaw != nil {
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if l.XForwardedForAuthorizedAddrs, err = parseutil.ParseAddrs(l.XForwardedForAuthorizedAddrsRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing x_forwarded_for_authorized_addrs: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.XForwardedForAuthorizedAddrsRaw = nil
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}
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if l.XForwardedForHopSkipsRaw != nil {
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if l.XForwardedForHopSkips, err = parseutil.ParseInt(l.XForwardedForHopSkipsRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("error parsing x_forwarded_for_hop_skips: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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if l.XForwardedForHopSkips < 0 {
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return multierror.Prefix(fmt.Errorf("x_forwarded_for_hop_skips cannot be negative but set to %d", l.XForwardedForHopSkips), fmt.Sprintf("listeners.%d", i))
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}
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l.XForwardedForHopSkipsRaw = nil
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}
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if l.XForwardedForRejectNotAuthorizedRaw != nil {
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if l.XForwardedForRejectNotAuthorized, err = parseutil.ParseBool(l.XForwardedForRejectNotAuthorizedRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for x_forwarded_for_reject_not_authorized: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.XForwardedForRejectNotAuthorizedRaw = nil
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}
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if l.XForwardedForRejectNotPresentRaw != nil {
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if l.XForwardedForRejectNotPresent, err = parseutil.ParseBool(l.XForwardedForRejectNotPresentRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for x_forwarded_for_reject_not_present: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.XForwardedForRejectNotPresentRaw = nil
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}
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}
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// Telemetry
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{
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if l.Telemetry.UnauthenticatedMetricsAccessRaw != nil {
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if l.Telemetry.UnauthenticatedMetricsAccess, err = parseutil.ParseBool(l.Telemetry.UnauthenticatedMetricsAccessRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for telemetry.unauthenticated_metrics_access: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.Telemetry.UnauthenticatedMetricsAccessRaw = nil
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}
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}
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// Profiling
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{
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if l.Profiling.UnauthenticatedPProfAccessRaw != nil {
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if l.Profiling.UnauthenticatedPProfAccess, err = parseutil.ParseBool(l.Profiling.UnauthenticatedPProfAccessRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for profiling.unauthenticated_pprof_access: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.Profiling.UnauthenticatedPProfAccessRaw = nil
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}
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}
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// CORS
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{
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if l.CorsEnabledRaw != nil {
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if l.CorsEnabled, err = parseutil.ParseBool(l.CorsEnabledRaw); err != nil {
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return multierror.Prefix(fmt.Errorf("invalid value for cors_enabled: %w", err), fmt.Sprintf("listeners.%d", i))
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}
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l.CorsEnabledRaw = nil
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}
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if strutil.StrListContains(l.CorsAllowedOrigins, "*") && len(l.CorsAllowedOrigins) > 1 {
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return multierror.Prefix(errors.New("cors_allowed_origins must only contain a wildcard or only non-wildcard values"), fmt.Sprintf("listeners.%d", i))
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}
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if len(l.CorsAllowedHeadersRaw) > 0 {
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for _, header := range l.CorsAllowedHeadersRaw {
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l.CorsAllowedHeaders = append(l.CorsAllowedHeaders, textproto.CanonicalMIMEHeaderKey(header))
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}
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}
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}
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result.Listeners = append(result.Listeners, &l)
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}
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return nil
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}
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