Package org.apache.catalina.realm
Class RealmBase
- java.lang.Object
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- org.apache.catalina.util.LifecycleBase
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- org.apache.catalina.util.LifecycleMBeanBase
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- org.apache.catalina.realm.RealmBase
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- All Implemented Interfaces:
javax.management.MBeanRegistration
,Contained
,JmxEnabled
,Lifecycle
,Realm
- Direct Known Subclasses:
AuthenticatedUserRealm
,CombinedRealm
,DataSourceRealm
,JAASRealm
,JNDIRealm
,MemoryRealm
,NullRealm
,UserDatabaseRealm
public abstract class RealmBase extends LifecycleMBeanBase implements Realm
Simple implementation of Realm that reads an XML file to configure the valid users, passwords, and roles. The file format (and default file location) are identical to those currently supported by Tomcat 3.X.- Author:
- Craig R. McClanahan
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Nested Class Summary
Nested Classes Modifier and Type Class Description protected static class
RealmBase.AllRolesMode
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Nested classes/interfaces inherited from interface org.apache.catalina.Lifecycle
Lifecycle.SingleUse
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Field Summary
Fields Modifier and Type Field Description protected RealmBase.AllRolesMode
allRolesMode
The all role mode.protected Container
container
The Container with which this Realm is associated.protected Log
containerLog
Container logprotected java.lang.String
realmPath
protected static StringManager
sm
The string manager for this package.protected boolean
stripRealmForGss
When processing users authenticated via the GSS-API, should any "@..." be stripped from the end of the user name?protected java.beans.PropertyChangeSupport
support
The property change support for this component.protected boolean
validate
Should we validate client certificate chains when they are presented?protected X509UsernameRetriever
x509UsernameRetriever
The object that will extract user names from X509 client certificates.protected java.lang.String
x509UsernameRetrieverClassName
The name of the class to use for retrieving user names from X509 certificates.-
Fields inherited from interface org.apache.catalina.Lifecycle
AFTER_DESTROY_EVENT, AFTER_INIT_EVENT, AFTER_START_EVENT, AFTER_STOP_EVENT, BEFORE_DESTROY_EVENT, BEFORE_INIT_EVENT, BEFORE_START_EVENT, BEFORE_STOP_EVENT, CONFIGURE_START_EVENT, CONFIGURE_STOP_EVENT, PERIODIC_EVENT, START_EVENT, STOP_EVENT
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Constructor Summary
Constructors Constructor Description RealmBase()
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description void
addPropertyChangeListener(java.beans.PropertyChangeListener listener)
Add a property change listener to this component.java.security.Principal
authenticate(java.lang.String username)
Return the Principal associated with the specified username, if there is one; otherwise returnnull
.java.security.Principal
authenticate(java.lang.String username, java.lang.String credentials)
Return the Principal associated with the specified username and credentials, if there is one; otherwise returnnull
.java.security.Principal
authenticate(java.lang.String username, java.lang.String clientDigest, java.lang.String nonce, java.lang.String nc, java.lang.String cnonce, java.lang.String qop, java.lang.String realm, java.lang.String md5a2)
Try to authenticate with the specified username, which matches the digest calculated using the given parameters using the method described in RFC 2617 (which is a superset of RFC 2069).java.security.Principal
authenticate(java.security.cert.X509Certificate[] certs)
Return the Principal associated with the specified chain of X509 client certificates.java.security.Principal
authenticate(org.ietf.jgss.GSSContext gssContext, boolean storeCred)
Try to authenticate using aGSSContext
java.security.Principal
authenticate(org.ietf.jgss.GSSName gssName, org.ietf.jgss.GSSCredential gssCredential)
Try to authenticate using aGSSName
void
backgroundProcess()
Execute a periodic task, such as reloading, etc.SecurityConstraint[]
findSecurityConstraints(Request request, Context context)
Return the SecurityConstraints configured to guard the request URI for this request, ornull
if there is no such constraint.java.lang.String
getAllRolesMode()
Return the all roles mode.Container
getContainer()
Return the Container with which this Realm has been associated.CredentialHandler
getCredentialHandler()
protected java.lang.String
getDigest(java.lang.String username, java.lang.String realmName)
Return the digest associated with given principal's user name.java.lang.String
getDomainInternal()
Method implemented by sub-classes to identify the domain in which MBeans should be registered.java.lang.String
getObjectNameKeyProperties()
Allow sub-classes to specify the key properties component of theObjectName
that will be used to register this component.protected abstract java.lang.String
getPassword(java.lang.String username)
Get the password for the specified user.protected abstract java.security.Principal
getPrincipal(java.lang.String username)
Get the principal associated with the specified user.protected java.security.Principal
getPrincipal(java.security.cert.X509Certificate usercert)
Get the principal associated with the specified certificate.protected java.security.Principal
getPrincipal(org.ietf.jgss.GSSName gssName, org.ietf.jgss.GSSCredential gssCredential)
Get the principal associated with the specifiedGSSName
.java.lang.String
getRealmPath()
protected java.lang.String
getRealmSuffix()
protected Server
getServer()
Return the Server object that is the ultimate parent for the container with which this Realm is associated.int
getTransportGuaranteeRedirectStatus()
boolean
getValidate()
Return the "validate certificate chains" flag.java.lang.String
getX509UsernameRetrieverClassName()
Gets the name of the class that will be used to extract user names from X509 client certificates.protected boolean
hasMessageDigest()
boolean
hasResourcePermission(Request request, Response response, SecurityConstraint[] constraints, Context context)
Perform access control based on the specified authorization constraint.boolean
hasRole(Wrapper wrapper, java.security.Principal principal, java.lang.String role)
Check if the specified Principal has the specified security role, within the context of this Realm.protected boolean
hasRoleInternal(java.security.Principal principal, java.lang.String role)
Check if the specified Principal has the specified security role, within the context of this Realm.boolean
hasUserDataPermission(Request request, Response response, SecurityConstraint[] constraints)
Enforce any user data constraint required by the security constraint guarding this request URI.protected void
initInternal()
Sub-classes wishing to perform additional initialization should override this method, ensuring that super.initInternal() is the first call in the overriding method.boolean
isStripRealmForGss()
static void
main(java.lang.String[] args)
Generate a stored credential string for the given password and associated parameters.void
removePropertyChangeListener(java.beans.PropertyChangeListener listener)
Remove a property change listener from this component.void
setAllRolesMode(java.lang.String allRolesMode)
Set the all roles mode.void
setContainer(Container container)
Set the Container with which this Realm has been associated.void
setCredentialHandler(CredentialHandler credentialHandler)
Set the CredentialHandler to be used by this Realm.void
setRealmPath(java.lang.String theRealmPath)
void
setStripRealmForGss(boolean stripRealmForGss)
void
setTransportGuaranteeRedirectStatus(int transportGuaranteeRedirectStatus)
Set the HTTP status code used when the container needs to issue an HTTP redirect to meet the requirements of a configured transport guarantee.void
setValidate(boolean validate)
Set the "validate certificate chains" flag.void
setX509UsernameRetrieverClassName(java.lang.String className)
Sets the name of the class that will be used to extract user names from X509 client certificates.protected void
startInternal()
Prepare for the beginning of active use of the public methods of this component and implement the requirements ofLifecycleBase.startInternal()
.protected void
stopInternal()
Gracefully terminate the active use of the public methods of this component and implement the requirements ofLifecycleBase.stopInternal()
.java.lang.String
toString()
Return a String representation of this component.-
Methods inherited from class org.apache.catalina.util.LifecycleMBeanBase
destroyInternal, getDomain, getObjectName, postDeregister, postRegister, preDeregister, preRegister, register, setDomain, unregister, unregister
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Methods inherited from class org.apache.catalina.util.LifecycleBase
addLifecycleListener, destroy, findLifecycleListeners, fireLifecycleEvent, getState, getStateName, getThrowOnFailure, init, removeLifecycleListener, setState, setState, setThrowOnFailure, start, stop
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.apache.catalina.Realm
isAvailable
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Field Detail
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container
protected Container container
The Container with which this Realm is associated.
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containerLog
protected Log containerLog
Container log
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sm
protected static final StringManager sm
The string manager for this package.
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support
protected final java.beans.PropertyChangeSupport support
The property change support for this component.
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validate
protected boolean validate
Should we validate client certificate chains when they are presented?
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x509UsernameRetrieverClassName
protected java.lang.String x509UsernameRetrieverClassName
The name of the class to use for retrieving user names from X509 certificates.
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x509UsernameRetriever
protected X509UsernameRetriever x509UsernameRetriever
The object that will extract user names from X509 client certificates.
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allRolesMode
protected RealmBase.AllRolesMode allRolesMode
The all role mode.
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stripRealmForGss
protected boolean stripRealmForGss
When processing users authenticated via the GSS-API, should any "@..." be stripped from the end of the user name?
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realmPath
protected java.lang.String realmPath
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Method Detail
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getTransportGuaranteeRedirectStatus
public int getTransportGuaranteeRedirectStatus()
- Returns:
- The HTTP status code used when the container needs to issue an HTTP redirect to meet the requirements of a configured transport guarantee.
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setTransportGuaranteeRedirectStatus
public void setTransportGuaranteeRedirectStatus(int transportGuaranteeRedirectStatus)
Set the HTTP status code used when the container needs to issue an HTTP redirect to meet the requirements of a configured transport guarantee.- Parameters:
transportGuaranteeRedirectStatus
- The status to use. This value is not validated
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getCredentialHandler
public CredentialHandler getCredentialHandler()
- Specified by:
getCredentialHandler
in interfaceRealm
- Returns:
- the CredentialHandler configured for this Realm.
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setCredentialHandler
public void setCredentialHandler(CredentialHandler credentialHandler)
Description copied from interface:Realm
Set the CredentialHandler to be used by this Realm.- Specified by:
setCredentialHandler
in interfaceRealm
- Parameters:
credentialHandler
- theCredentialHandler
to use
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getContainer
public Container getContainer()
Return the Container with which this Realm has been associated.- Specified by:
getContainer
in interfaceContained
- Returns:
- The Container with which this instance is associated or
null
if not associated with a Container
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setContainer
public void setContainer(Container container)
Set the Container with which this Realm has been associated.- Specified by:
setContainer
in interfaceContained
- Parameters:
container
- The associated Container
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getAllRolesMode
public java.lang.String getAllRolesMode()
Return the all roles mode.- Returns:
- A string representation of the current all roles mode
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setAllRolesMode
public void setAllRolesMode(java.lang.String allRolesMode)
Set the all roles mode.- Parameters:
allRolesMode
- A string representation of the new all roles mode
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getValidate
public boolean getValidate()
Return the "validate certificate chains" flag.- Returns:
- The value of the validate certificate chains flag
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setValidate
public void setValidate(boolean validate)
Set the "validate certificate chains" flag.- Parameters:
validate
- The new validate certificate chains flag
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getX509UsernameRetrieverClassName
public java.lang.String getX509UsernameRetrieverClassName()
Gets the name of the class that will be used to extract user names from X509 client certificates.- Returns:
- The name of the class that will be used to extract user names from X509 client certificates.
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setX509UsernameRetrieverClassName
public void setX509UsernameRetrieverClassName(java.lang.String className)
Sets the name of the class that will be used to extract user names from X509 client certificates. The class must implement X509UsernameRetriever.- Parameters:
className
- The name of the class that will be used to extract user names from X509 client certificates.- See Also:
X509UsernameRetriever
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isStripRealmForGss
public boolean isStripRealmForGss()
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setStripRealmForGss
public void setStripRealmForGss(boolean stripRealmForGss)
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addPropertyChangeListener
public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)
Add a property change listener to this component.- Specified by:
addPropertyChangeListener
in interfaceRealm
- Parameters:
listener
- The listener to add
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authenticate
public java.security.Principal authenticate(java.lang.String username)
Return the Principal associated with the specified username, if there is one; otherwise returnnull
.- Specified by:
authenticate
in interfaceRealm
- Parameters:
username
- Username of the Principal to look up- Returns:
- the associated principal, or
null
if none is associated.
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authenticate
public java.security.Principal authenticate(java.lang.String username, java.lang.String credentials)
Return the Principal associated with the specified username and credentials, if there is one; otherwise returnnull
.- Specified by:
authenticate
in interfaceRealm
- Parameters:
username
- Username of the Principal to look upcredentials
- Password or other credentials to use in authenticating this username- Returns:
- the associated principal, or
null
if there is none.
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authenticate
public java.security.Principal authenticate(java.lang.String username, java.lang.String clientDigest, java.lang.String nonce, java.lang.String nc, java.lang.String cnonce, java.lang.String qop, java.lang.String realm, java.lang.String md5a2)
Try to authenticate with the specified username, which matches the digest calculated using the given parameters using the method described in RFC 2617 (which is a superset of RFC 2069).- Specified by:
authenticate
in interfaceRealm
- Parameters:
username
- Username of the Principal to look upclientDigest
- Digest which has been submitted by the clientnonce
- Unique (or supposedly unique) token which has been used for this requestnc
- the nonce countercnonce
- the client chosen nonceqop
- the "quality of protection" (nc
andcnonce
will only be used, ifqop
is notnull
).realm
- Realm namemd5a2
- Second MD5 digest used to calculate the digest : MD5(Method + ":" + uri)- Returns:
- the associated principal, or
null
if there is none.
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authenticate
public java.security.Principal authenticate(java.security.cert.X509Certificate[] certs)
Return the Principal associated with the specified chain of X509 client certificates. If there is none, returnnull
.- Specified by:
authenticate
in interfaceRealm
- Parameters:
certs
- Array of client certificates, with the first one in the array being the certificate of the client itself.- Returns:
- the associated principal, or
null
if there is none
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authenticate
public java.security.Principal authenticate(org.ietf.jgss.GSSContext gssContext, boolean storeCred)
Try to authenticate using aGSSContext
- Specified by:
authenticate
in interfaceRealm
- Parameters:
gssContext
- The gssContext processed by theAuthenticator
.storeCred
- Should the realm attempt to store the delegated credentials in the returned Principal?- Returns:
- the associated principal, or
null
if there is none
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authenticate
public java.security.Principal authenticate(org.ietf.jgss.GSSName gssName, org.ietf.jgss.GSSCredential gssCredential)
Try to authenticate using aGSSName
- Specified by:
authenticate
in interfaceRealm
- Parameters:
gssName
- TheGSSName
of the principal to look upgssCredential
- TheGSSCredential
of the principal, may benull
- Returns:
- the associated principal, or
null
if there is none
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backgroundProcess
public void backgroundProcess()
Execute a periodic task, such as reloading, etc. This method will be invoked inside the classloading context of this container. Unexpected throwables will be caught and logged.- Specified by:
backgroundProcess
in interfaceRealm
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findSecurityConstraints
public SecurityConstraint[] findSecurityConstraints(Request request, Context context)
Return the SecurityConstraints configured to guard the request URI for this request, ornull
if there is no such constraint.- Specified by:
findSecurityConstraints
in interfaceRealm
- Parameters:
request
- Request we are processingcontext
- Context the Request is mapped to- Returns:
- the configured
SecurityConstraint
, ofnull
if there is none
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hasResourcePermission
public boolean hasResourcePermission(Request request, Response response, SecurityConstraint[] constraints, Context context) throws java.io.IOException
Perform access control based on the specified authorization constraint. Returntrue
if this constraint is satisfied and processing should continue, orfalse
otherwise.- Specified by:
hasResourcePermission
in interfaceRealm
- Parameters:
request
- Request we are processingresponse
- Response we are creatingconstraints
- Security constraint we are enforcingcontext
- The Context to which client of this class is attached.- Returns:
true
if this constraint is satisfied and processing should continue, orfalse
otherwise- Throws:
java.io.IOException
- if an input/output error occurs
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hasRole
public boolean hasRole(Wrapper wrapper, java.security.Principal principal, java.lang.String role)
Check if the specified Principal has the specified security role, within the context of this Realm. This method orhasRoleInternal(Principal, String)
can be overridden by Realm implementations, but the default is adequate when an instance ofGenericPrincipal
is used to represent authenticated Principals from this Realm.- Specified by:
hasRole
in interfaceRealm
- Parameters:
wrapper
- wrapper context for evaluating roleprincipal
- Principal for whom the role is to be checkedrole
- Security role to be checked- Returns:
true
if the specified Principal has the specified security role, within the context of this Realm; otherwise returnfalse
.
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hasRoleInternal
protected boolean hasRoleInternal(java.security.Principal principal, java.lang.String role)
Check if the specified Principal has the specified security role, within the context of this Realm. This method orhasRoleInternal(Principal, String)
can be overridden by Realm implementations, but the default is adequate when an instance ofGenericPrincipal
is used to represent authenticated Principals from this Realm.- Parameters:
principal
- Principal for whom the role is to be checkedrole
- Security role to be checked- Returns:
true
if the specified Principal has the specified security role, within the context of this Realm; otherwise returnfalse
.
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hasUserDataPermission
public boolean hasUserDataPermission(Request request, Response response, SecurityConstraint[] constraints) throws java.io.IOException
Enforce any user data constraint required by the security constraint guarding this request URI. Returntrue
if this constraint was not violated and processing should continue, orfalse
if we have created a response already.- Specified by:
hasUserDataPermission
in interfaceRealm
- Parameters:
request
- Request we are processingresponse
- Response we are creatingconstraints
- Security constraint being checked- Returns:
true
if this constraint was not violated and processing should continue, orfalse
if we have created a response already.- Throws:
java.io.IOException
- if an input/output error occurs
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removePropertyChangeListener
public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)
Remove a property change listener from this component.- Specified by:
removePropertyChangeListener
in interfaceRealm
- Parameters:
listener
- The listener to remove
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initInternal
protected void initInternal() throws LifecycleException
Description copied from class:LifecycleMBeanBase
Sub-classes wishing to perform additional initialization should override this method, ensuring that super.initInternal() is the first call in the overriding method.- Overrides:
initInternal
in classLifecycleMBeanBase
- Throws:
LifecycleException
- If the initialisation fails
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startInternal
protected void startInternal() throws LifecycleException
Prepare for the beginning of active use of the public methods of this component and implement the requirements ofLifecycleBase.startInternal()
.- Specified by:
startInternal
in classLifecycleBase
- Throws:
LifecycleException
- if this component detects a fatal error that prevents this component from being used
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stopInternal
protected void stopInternal() throws LifecycleException
Gracefully terminate the active use of the public methods of this component and implement the requirements ofLifecycleBase.stopInternal()
.- Specified by:
stopInternal
in classLifecycleBase
- Throws:
LifecycleException
- if this component detects a fatal error that needs to be reported
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toString
public java.lang.String toString()
Return a String representation of this component.- Overrides:
toString
in classjava.lang.Object
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hasMessageDigest
protected boolean hasMessageDigest()
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getDigest
protected java.lang.String getDigest(java.lang.String username, java.lang.String realmName)
Return the digest associated with given principal's user name.- Parameters:
username
- the user namerealmName
- the realm name- Returns:
- the digest for the specified user
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getPassword
protected abstract java.lang.String getPassword(java.lang.String username)
Get the password for the specified user.- Parameters:
username
- The user name- Returns:
- the password associated with the given principal's user name.
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getPrincipal
protected java.security.Principal getPrincipal(java.security.cert.X509Certificate usercert)
Get the principal associated with the specified certificate.- Parameters:
usercert
- The user certificate- Returns:
- the Principal associated with the given certificate.
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getPrincipal
protected abstract java.security.Principal getPrincipal(java.lang.String username)
Get the principal associated with the specified user.- Parameters:
username
- The user name- Returns:
- the Principal associated with the given user name.
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getPrincipal
protected java.security.Principal getPrincipal(org.ietf.jgss.GSSName gssName, org.ietf.jgss.GSSCredential gssCredential)
Get the principal associated with the specifiedGSSName
.- Parameters:
gssName
- The GSS namegssCredential
- the GSS credential of the principal- Returns:
- the principal associated with the given user name.
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getServer
protected Server getServer()
Return the Server object that is the ultimate parent for the container with which this Realm is associated. If the server cannot be found (eg because the container hierarchy is not complete),null
is returned.- Returns:
- the Server associated with the realm
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main
public static void main(java.lang.String[] args)
Generate a stored credential string for the given password and associated parameters.The following parameters are supported:
- -a - The algorithm to use to generate the stored credential. If not specified a default of SHA-512 will be used.
- -e - The encoding to use for any byte to/from character
conversion that may be necessary. If not specified, the
system encoding (
Charset.defaultCharset()
) will be used. - -i - The number of iterations to use when generating the stored credential. If not specified, the default for the CredentialHandler will be used.
- -s - The length (in bytes) of salt to generate and store as part of the credential. If not specified, the default for the CredentialHandler will be used.
- -k - The length (in bits) of the key(s), if any, created while generating the credential. If not specified, the default for the CredentialHandler will be used.
- -h - The fully qualified class name of the CredentialHandler to use. If not specified, the built-in handlers will be tested in turn and the first one to accept the specified algorithm will be used.
This generation process currently supports the following CredentialHandlers, the correct one being selected based on the algorithm specified:
- Parameters:
args
- The parameters passed on the command line
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getObjectNameKeyProperties
public java.lang.String getObjectNameKeyProperties()
Description copied from class:LifecycleMBeanBase
Allow sub-classes to specify the key properties component of theObjectName
that will be used to register this component.- Specified by:
getObjectNameKeyProperties
in classLifecycleMBeanBase
- Returns:
- The string representation of the key properties component of the
desired
ObjectName
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getDomainInternal
public java.lang.String getDomainInternal()
Description copied from class:LifecycleMBeanBase
Method implemented by sub-classes to identify the domain in which MBeans should be registered.- Specified by:
getDomainInternal
in classLifecycleMBeanBase
- Returns:
- The name of the domain to use to register MBeans.
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getRealmPath
public java.lang.String getRealmPath()
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setRealmPath
public void setRealmPath(java.lang.String theRealmPath)
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getRealmSuffix
protected java.lang.String getRealmSuffix()
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