SecurityTokenProvider CreateSpnegoTokenProvider(InitiatorServiceModelSecurityTokenRequirement initiatorRequirement)
{
EndpointAddress targetAddress = initiatorRequirement.TargetAddress;
if (targetAddress == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.TokenRequirementDoesNotSpecifyTargetAddress, initiatorRequirement));
}
SecurityBindingElement securityBindingElement = initiatorRequirement.SecurityBindingElement;
if (securityBindingElement == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.TokenProviderRequiresSecurityBindingElement, initiatorRequirement));
}
SspiIssuanceChannelParameter sspiChannelParameter = GetSspiIssuanceChannelParameter(initiatorRequirement);
bool negotiateTokenOnOpen = (sspiChannelParameter == null ? true : sspiChannelParameter.GetTokenOnOpen);
LocalClientSecuritySettings localClientSettings = securityBindingElement.LocalClientSettings;
BindingContext issuerBindingContext = initiatorRequirement.GetProperty<BindingContext>(ServiceModelSecurityTokenRequirement.IssuerBindingContextProperty);
SpnegoTokenProvider spnegoTokenProvider = new SpnegoTokenProvider(sspiChannelParameter != null ? sspiChannelParameter.CredentialsHandle : null, securityBindingElement);
SspiSecurityToken clientSspiToken = GetSpnegoClientCredential(initiatorRequirement);
spnegoTokenProvider.ClientCredential = clientSspiToken.NetworkCredential;
spnegoTokenProvider.IssuerAddress = initiatorRequirement.IssuerAddress;
spnegoTokenProvider.AllowedImpersonationLevel = parent.Windows.AllowedImpersonationLevel;
spnegoTokenProvider.AllowNtlm = clientSspiToken.AllowNtlm;
spnegoTokenProvider.IdentityVerifier = localClientSettings.IdentityVerifier;
spnegoTokenProvider.SecurityAlgorithmSuite = initiatorRequirement.SecurityAlgorithmSuite;
// if this is not a supporting token, authenticate the server
spnegoTokenProvider.AuthenticateServer = !initiatorRequirement.Properties.ContainsKey(ServiceModelSecurityTokenRequirement.SupportingTokenAttachmentModeProperty);
spnegoTokenProvider.NegotiateTokenOnOpen = negotiateTokenOnOpen;
spnegoTokenProvider.CacheServiceTokens = negotiateTokenOnOpen || localClientSettings.CacheCookies;
spnegoTokenProvider.IssuerBindingContext = issuerBindingContext;
spnegoTokenProvider.MaxServiceTokenCachingTime = localClientSettings.MaxCookieCachingTime;
spnegoTokenProvider.ServiceTokenValidityThresholdPercentage = localClientSettings.CookieRenewalThresholdPercentage;
spnegoTokenProvider.StandardsManager = SecurityUtils.CreateSecurityStandardsManager(initiatorRequirement, this);
spnegoTokenProvider.TargetAddress = targetAddress;
spnegoTokenProvider.Via = initiatorRequirement.GetPropertyOrDefault<Uri>(InitiatorServiceModelSecurityTokenRequirement.ViaProperty, null);
spnegoTokenProvider.ApplicationProtectionRequirements = (issuerBindingContext != null) ? issuerBindingContext.BindingParameters.Find<ChannelProtectionRequirements>() : null;
spnegoTokenProvider.InteractiveNegoExLogonEnabled = this.ClientCredentials.SupportInteractive;
return spnegoTokenProvider;
}
private SecurityTokenProvider CreateSpnegoTokenProvider(InitiatorServiceModelSecurityTokenRequirement initiatorRequirement)
{
EndpointAddress targetAddress = initiatorRequirement.TargetAddress;
if (targetAddress == null)
{
throw System.ServiceModel.DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(System.ServiceModel.SR.GetString("TokenRequirementDoesNotSpecifyTargetAddress", new object[] { initiatorRequirement }));
}
SecurityBindingElement securityBindingElement = initiatorRequirement.SecurityBindingElement;
if (securityBindingElement == null)
{
throw System.ServiceModel.DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(System.ServiceModel.SR.GetString("TokenProviderRequiresSecurityBindingElement", new object[] { initiatorRequirement }));
}
SspiIssuanceChannelParameter sspiIssuanceChannelParameter = this.GetSspiIssuanceChannelParameter(initiatorRequirement);
bool flag = (sspiIssuanceChannelParameter == null) || sspiIssuanceChannelParameter.GetTokenOnOpen;
LocalClientSecuritySettings localClientSettings = securityBindingElement.LocalClientSettings;
BindingContext property = initiatorRequirement.GetProperty<BindingContext>(ServiceModelSecurityTokenRequirement.IssuerBindingContextProperty);
SpnegoTokenProvider provider = new SpnegoTokenProvider((sspiIssuanceChannelParameter != null) ? sspiIssuanceChannelParameter.CredentialsHandle : null, securityBindingElement);
SspiSecurityToken spnegoClientCredential = this.GetSpnegoClientCredential(initiatorRequirement);
provider.ClientCredential = spnegoClientCredential.NetworkCredential;
provider.IssuerAddress = initiatorRequirement.IssuerAddress;
provider.AllowedImpersonationLevel = this.parent.Windows.AllowedImpersonationLevel;
provider.AllowNtlm = spnegoClientCredential.AllowNtlm;
provider.IdentityVerifier = localClientSettings.IdentityVerifier;
provider.SecurityAlgorithmSuite = initiatorRequirement.SecurityAlgorithmSuite;
provider.AuthenticateServer = !initiatorRequirement.Properties.ContainsKey(ServiceModelSecurityTokenRequirement.SupportingTokenAttachmentModeProperty);
provider.NegotiateTokenOnOpen = flag;
provider.CacheServiceTokens = flag || localClientSettings.CacheCookies;
provider.IssuerBindingContext = property;
provider.MaxServiceTokenCachingTime = localClientSettings.MaxCookieCachingTime;
provider.ServiceTokenValidityThresholdPercentage = localClientSettings.CookieRenewalThresholdPercentage;
provider.StandardsManager = System.ServiceModel.Security.SecurityUtils.CreateSecurityStandardsManager(initiatorRequirement, this);
provider.TargetAddress = targetAddress;
provider.Via = initiatorRequirement.GetPropertyOrDefault<Uri>(ServiceModelSecurityTokenRequirement.ViaProperty, null);
provider.ApplicationProtectionRequirements = (property != null) ? property.BindingParameters.Find<ChannelProtectionRequirements>() : null;
provider.InteractiveNegoExLogonEnabled = this.ClientCredentials.SupportInteractive;
return provider;
}
