private void InitializeMaxAge(FilterConfig filterConfig)
{
maxAge = filterConfig.GetInitParameter(MaxAge);
if (maxAge == null)
{
maxAge = MaxAgeDefault;
}
Log.Info("Max Age: " + maxAge);
}
private void InitializeAllowedHeaders(FilterConfig filterConfig)
{
string allowedHeadersConfig = filterConfig.GetInitParameter(AllowedHeaders);
if (allowedHeadersConfig == null)
{
allowedHeadersConfig = AllowedHeadersDefault;
}
Collections.AddAll(allowedHeaders, Arrays.AsList(allowedHeadersConfig.Trim
().Split("\\s*,\\s*")));
Log.Info("Allowed Headers: " + GetAllowedHeadersHeader());
}
//update the proxy IP list about every 5 min
/// <exception cref="Javax.Servlet.ServletException"/>
public virtual void Init(FilterConfig conf)
{
// Maintain for backwards compatibility
if (conf.GetInitParameter(ProxyHost) != null && conf.GetInitParameter(ProxyUriBase
) != null)
{
proxyHosts = new string[] { conf.GetInitParameter(ProxyHost) };
proxyUriBases = new Dictionary <string, string>(1);
proxyUriBases["dummy"] = conf.GetInitParameter(ProxyUriBase);
}
else
{
proxyHosts = conf.GetInitParameter(ProxyHosts).Split(ProxyHostsDelimiter);
string[] proxyUriBasesArr = conf.GetInitParameter(ProxyUriBases).Split(ProxyUriBasesDelimiter
);
proxyUriBases = new Dictionary <string, string>(proxyUriBasesArr.Length);
foreach (string proxyUriBase in proxyUriBasesArr)
{
try
{
Uri url = new Uri(proxyUriBase);
proxyUriBases[url.GetHost() + ":" + url.Port] = proxyUriBase;
}
catch (UriFormatException e)
{
Log.Warn("{} does not appear to be a valid URL", proxyUriBase, e);
}
}
}
}
private void InitializeAllowedOrigins(FilterConfig filterConfig)
{
string allowedOriginsConfig = filterConfig.GetInitParameter(AllowedOrigins);
if (allowedOriginsConfig == null)
{
allowedOriginsConfig = AllowedOriginsDefault;
}
Collections.AddAll(allowedOrigins, Arrays.AsList(allowedOriginsConfig.Trim
().Split("\\s*,\\s*")));
allowAllOrigins = allowedOrigins.Contains("*");
Log.Info("Allowed Origins: " + StringUtils.Join(allowedOrigins, ','));
Log.Info("Allow All Origins: " + allowAllOrigins);
}
/// <summary>Returns the filtered configuration (only properties starting with the specified prefix).
/// </summary>
/// <remarks>
/// Returns the filtered configuration (only properties starting with the specified prefix). The property keys
/// are also trimmed from the prefix. The returned
/// <see cref="Properties"/>
/// object is used to initialized the
/// <see cref="AuthenticationHandler"/>
/// .
/// <p>
/// This method can be overriden by subclasses to obtain the configuration from other configuration source than
/// the web.xml file.
/// </remarks>
/// <param name="configPrefix">configuration prefix to use for extracting configuration properties.
/// </param>
/// <param name="filterConfig">filter configuration object</param>
/// <returns>
/// the configuration to be used with the
/// <see cref="AuthenticationHandler"/>
/// instance.
/// </returns>
/// <exception cref="Javax.Servlet.ServletException">thrown if the configuration could not be created.
/// </exception>
protected internal virtual Properties GetConfiguration(string configPrefix, FilterConfig
filterConfig)
{
Properties props = new Properties();
Enumeration <object> names = filterConfig.GetInitParameterNames();
while (names.MoveNext())
{
string name = (string)names.Current;
if (name.StartsWith(configPrefix))
{
string value = filterConfig.GetInitParameter(name);
props[Runtime.Substring(name, configPrefix.Length)] = value;
}
}
return(props);
}
/// <summary>Returns the proxyuser configuration.</summary>
/// <remarks>
/// Returns the proxyuser configuration. All returned properties must start
/// with <code>proxyuser.</code>'
/// <p/>
/// Subclasses may override this method if the proxyuser configuration is
/// read from other place than the filter init parameters.
/// </remarks>
/// <param name="filterConfig">filter configuration object</param>
/// <returns>the proxyuser configuration properties.</returns>
/// <exception cref="Javax.Servlet.ServletException">thrown if the configuration could not be created.
/// </exception>
protected internal virtual Configuration GetProxyuserConfiguration(FilterConfig filterConfig
)
{
// this filter class gets the configuration from the filter configs, we are
// creating an empty configuration and injecting the proxyuser settings in
// it. In the initialization of the filter, the returned configuration is
// passed to the ProxyUsers which only looks for 'proxyusers.' properties.
Configuration conf = new Configuration(false);
Enumeration <object> names = filterConfig.GetInitParameterNames();
while (names.MoveNext())
{
string name = (string)names.Current;
if (name.StartsWith(ProxyuserPrefix + "."))
{
string value = filterConfig.GetInitParameter(name);
conf.Set(name, value);
}
}
return(conf);
}
/// <summary>
/// <p>Initializes the authentication filter and signer secret provider.</p>
/// It instantiates and initializes the specified
/// <see cref="AuthenticationHandler"/>
/// .
/// </summary>
/// <param name="filterConfig">filter configuration.</param>
/// <exception cref="Javax.Servlet.ServletException">thrown if the filter or the authentication handler could not be initialized properly.
/// </exception>
public virtual void Init(FilterConfig filterConfig)
{
string configPrefix = filterConfig.GetInitParameter(ConfigPrefix);
configPrefix = (configPrefix != null) ? configPrefix + "." : string.Empty;
config = GetConfiguration(configPrefix, filterConfig);
string authHandlerName = config.GetProperty(AuthType, null);
string authHandlerClassName;
if (authHandlerName == null)
{
throw new ServletException("Authentication type must be specified: " + PseudoAuthenticationHandler
.Type + "|" + KerberosAuthenticationHandler.Type + "|<class>");
}
if (authHandlerName.ToLower(Extensions.GetEnglishCulture()).Equals(PseudoAuthenticationHandler
.Type))
{
authHandlerClassName = typeof(PseudoAuthenticationHandler).FullName;
}
else
{
if (authHandlerName.ToLower(Extensions.GetEnglishCulture()).Equals(KerberosAuthenticationHandler
.Type))
{
authHandlerClassName = typeof(KerberosAuthenticationHandler).FullName;
}
else
{
authHandlerClassName = authHandlerName;
}
}
validity = long.Parse(config.GetProperty(AuthTokenValidity, "36000")) * 1000;
//10 hours
InitializeSecretProvider(filterConfig);
InitializeAuthHandler(authHandlerClassName, filterConfig);
cookieDomain = config.GetProperty(CookieDomain, null);
cookiePath = config.GetProperty(CookiePath, null);
}
/// <exception cref="Javax.Servlet.ServletException"/>
public virtual void Init(FilterConfig conf)
{
this.username = conf.GetInitParameter(CommonConfigurationKeys.HadoopHttpStaticUser
);
this.user = new StaticUserWebFilter.User(username);
}
