126 lines
3.9 KiB
Go
126 lines
3.9 KiB
Go
package validator
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import (
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"fmt"
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"path"
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"strings"
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"github.com/authelia/authelia/v4/internal/configuration/schema"
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"github.com/authelia/authelia/v4/internal/utils"
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)
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// ValidateSession validates and update session configuration.
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func ValidateSession(config *schema.SessionConfiguration, validator *schema.StructValidator) {
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if config.Name == "" {
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config.Name = schema.DefaultSessionConfiguration.Name
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}
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if config.Redis != nil {
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if config.Redis.HighAvailability != nil {
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validateRedisSentinel(config, validator)
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} else {
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validateRedis(config, validator)
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}
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}
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validateSession(config, validator)
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}
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func validateSession(config *schema.SessionConfiguration, validator *schema.StructValidator) {
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if config.Expiration <= 0 {
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config.Expiration = schema.DefaultSessionConfiguration.Expiration // 1 hour.
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}
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if config.Inactivity <= 0 {
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config.Inactivity = schema.DefaultSessionConfiguration.Inactivity // 5 min.
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}
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if config.RememberMeDuration <= 0 && config.RememberMeDuration != schema.RememberMeDisabled {
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config.RememberMeDuration = schema.DefaultSessionConfiguration.RememberMeDuration // 1 month.
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}
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if config.Domain == "" {
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validator.Push(fmt.Errorf(errFmtSessionOptionRequired, "domain"))
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} else if strings.HasPrefix(config.Domain, ".") {
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validator.PushWarning(fmt.Errorf("session: option 'domain' has a prefix of '.' which is not supported or intended behaviour: you can use this at your own risk but we recommend removing it"))
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}
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if strings.HasPrefix(config.Domain, "*.") {
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validator.Push(fmt.Errorf(errFmtSessionDomainMustBeRoot, config.Domain))
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}
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if config.SameSite == "" {
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config.SameSite = schema.DefaultSessionConfiguration.SameSite
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} else if !utils.IsStringInSlice(config.SameSite, validSessionSameSiteValues) {
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validator.Push(fmt.Errorf(errFmtSessionSameSite, strings.Join(validSessionSameSiteValues, "', '"), config.SameSite))
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}
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}
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func validateRedisCommon(config *schema.SessionConfiguration, validator *schema.StructValidator) {
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if config.Secret == "" {
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validator.Push(fmt.Errorf(errFmtSessionSecretRequired, "redis"))
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}
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if config.Redis.TLS != nil {
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configDefaultTLS := &schema.TLSConfig{
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ServerName: config.Redis.Host,
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MinimumVersion: schema.DefaultRedisConfiguration.TLS.MinimumVersion,
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MaximumVersion: schema.DefaultRedisConfiguration.TLS.MaximumVersion,
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}
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if err := ValidateTLSConfig(config.Redis.TLS, configDefaultTLS); err != nil {
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validator.Push(fmt.Errorf(errFmtSessionRedisTLSConfigInvalid, err))
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}
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}
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}
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func validateRedis(config *schema.SessionConfiguration, validator *schema.StructValidator) {
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if config.Redis.Host == "" {
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validator.Push(fmt.Errorf(errFmtSessionRedisHostRequired))
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}
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validateRedisCommon(config, validator)
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if !path.IsAbs(config.Redis.Host) && (config.Redis.Port < 1 || config.Redis.Port > 65535) {
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validator.Push(fmt.Errorf(errFmtSessionRedisPortRange, config.Redis.Port))
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}
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if config.Redis.MaximumActiveConnections <= 0 {
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config.Redis.MaximumActiveConnections = 8
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}
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}
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func validateRedisSentinel(config *schema.SessionConfiguration, validator *schema.StructValidator) {
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if config.Redis.HighAvailability.SentinelName == "" {
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validator.Push(fmt.Errorf(errFmtSessionRedisSentinelMissingName))
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}
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if config.Redis.Port == 0 {
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config.Redis.Port = 26379
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} else if config.Redis.Port < 0 || config.Redis.Port > 65535 {
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validator.Push(fmt.Errorf(errFmtSessionRedisPortRange, config.Redis.Port))
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}
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if config.Redis.Host == "" && len(config.Redis.HighAvailability.Nodes) == 0 {
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validator.Push(fmt.Errorf(errFmtSessionRedisHostOrNodesRequired))
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}
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validateRedisCommon(config, validator)
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hostMissing := false
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for i, node := range config.Redis.HighAvailability.Nodes {
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if node.Host == "" {
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hostMissing = true
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}
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if node.Port == 0 {
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config.Redis.HighAvailability.Nodes[i].Port = 26379
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}
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}
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if hostMissing {
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validator.Push(fmt.Errorf(errFmtSessionRedisSentinelNodeHostMissing))
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}
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}
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