Update to Spring Boot 1.4.1.RELEASE

* Upgrade to Spring Data GemFire 1.8.4.RELEASE
 * Upgrade to Spring Data MongoDB 1.9.4.RELEASE
 * Upgrade to Spring Framework 4.3.3.RELEASE

(Upgrade to Spring Data Redis 1.7.4.RELEASE failed)

Fixes gh-632
This commit is contained in:
John Blum
2016-09-17 12:46:32 -07:00
committed by Rob Winch
parent 7d680ff3ef
commit f0820c8038
24 changed files with 642 additions and 625 deletions

View File

@@ -89,16 +89,17 @@ We start with the _Spring Boot_ application for configuring and bootstrapping a
include::{samples-dir}httpsession-gemfire-boot/src/main/java/sample/server/GemFireServer.java[tags=class]
----
<1> The `@EnableGemFireHttpSession` annotation is used on the GemFire Server mainly to define the corresponding
<1> The `@EnableGemFireHttpSession` annotation is used on the GemFire Server to mainly define the corresponding
Region (e.g. `ClusteredSpringSessions`, the default) in which Session state information will be stored
and managed by GemFire. As well, we have specified an arbitrary expiration attribute (i.e. `maxInactiveIntervalInSeconds`)
for when the Session will timeout, which is triggered by a GemFire Region entry expiration event that also invalidates
the Session object in the Region.
<2> Next, we define a few `Properties` allowing us to configure certain aspects of the GemFire Server using
<2> Next, we define a few `Properties` that allow us to configure certain aspects of the GemFire Server using
http://gemfire.docs.pivotal.io/docs-gemfire/reference/topics/gemfire_properties.html[GemFire's System properties].
<3> Then, we create an instance of the GemFire Cache using our defined `Properties`.
<4> Finally, we setup a Cache Server instance running in the GemFire Server to listen for connections from cache clients.
The Cache Server `Socket` will be used to connect our GemFire client cache, _Spring Boot_ web application to the server.
<3> Then, we create an instance of the GemFire `Cache` using our defined `Properties`.
<4> Finally, we configure and start a `CacheServer` running in the GemFire Server to listen for connections
from cache clients. The `CacheServer's` `Socket` will be used to connect our GemFire cache client,
_Spring Boot_ web application to the server.
The sample also makes use of a `PropertySourcesPlaceholderConfigurer` bean in order to externalize the sample application
configuration to affect GemFire and application configuration/behavior from the command-line (e.g. such as GemFire's
@@ -106,9 +107,9 @@ configuration to affect GemFire and application configuration/behavior from the
=== Spring Boot-based GemFire cache client Web application
Now, we create the _Spring Boot_ web application (a GemFire cache client), exposing our Web service
using Spring MVC along with _Spring Session_ backed by GemFire, connected to our _Spring Boot_-based GemFire Server,
in order to manage Session state in a cluster/replicated-enabled fashion.
Now, we create our _Spring Boot_ Web application exposing our Web service with Spring MVC, running as a
GemFire cache client connected to our _Spring Boot_-based GemFire Server, using Spring Session backed by GemFire
to manage Session state in a clustered, replicated fashion.
[source,java]
----
@@ -116,28 +117,29 @@ include::{samples-dir}httpsession-gemfire-boot/src/main/java/sample/client/Appli
----
<1> Here, again, we use the `@EnableGemFireHttpSession` annotation to not only configure the GemFire cache client,
but also to override the (HTTP) Web application container's `HttpSession` and replace it with a Session implementation
backed by _Spring Session_ in conjunction with GemFire. Also notice, we did not define any Session expiration timeout
with the `maxInactiveIntervalInSeconds` attribute this time. That is because the Session expiration is managed
by GemFire, which will appropriately notify the cache client when the Session times out. Again, we have just resorted
to using the default Region, `ClusteredSpringSessions`. Of course, we can change the Region name, but we must do so
on both the client and the server. That is a GemFire requirement, not a _Spring Session Data GemFire_ requirement.
<2> Similary to the server configuration, we set a few basic GemFire System `Properties` on the client.
<3> Although, this time, an instance of `ClientCache` is created with the `ClientCacheFactoryBean` from _Spring Data GemFire_.
<4> However, in order to connect to the GemFire Server we must define a GemFire `Pool` bean containing pre-populated
connections to the server. Whenever a client Region entry operation corresponding to a Session update occurs,
but to also override the (HTTP) Web application container's `HttpSession` and replace it with a Session implementation
backed by _Spring Session_ and GemFire. Also notice, we did not define any Session expiration timeout with the
`maxInactiveIntervalInSeconds` attribute this time. That is because the Session expiration is managed by GemFire,
on the server, which will appropriately notify the cache client when the Session times out. Again, we have just
resorted to using the default named Region, `ClusteredSpringSessions`. Of course, we can change the Region name,
but we must do so on both the client and the server. That is a GemFire requirement, not a
_Spring Session Data GemFire_ requirement.
<2> Similarly to the server configuration, we set a few basic GemFire System `Properties` on the client.
<3> Although, this time, an instance of `ClientCache` is created with the `ClientCacheFactoryBean`
from _Spring Data GemFire_.
<4> However, in order to connect to the GemFire Server we must define a GemFire `Pool` bean containing a
pool of connections to the server. Whenever a client Region entry operation corresponding to a Session update occurs,
the client-side Region will use an existing, pooled connection to route the operation to the server.
<5> The following _Spring_ `BeanPostProcessor` (along with some utility methods) are only needed for testing purposes
and is not required by any production code. Specifically, the `BeanPostProcessor` along with the code referenced in *6*
and are not required by any production code. Specifically, the `BeanPostProcessor` along with the code referenced in *6*
is useful in integration test cases where the client and server processes are forked by the test framework. It is pretty
easy to figure out that a race condition is imminent without proper coordination between the client and the server,
therefore, the BPP and `ClientMembershipListener` help sync the interaction between the client and the server
on startup during automated testing.
<6> See <5> above.
<7> Navigates the Web application to the home page (`index.html`), which uses **Thymeleaf** templates for server-side
<6> Navigates the Web application to the home page (`index.html`), which uses **Thymeleaf** templates for server-side
pages.
<8> Heartbeat web service endpoint (useful for manual testing purposes).
<9> Web service endpoint for adding a Session attributes defined by the user using the Web application UI. In addition,
<7> Heartbeat Web service endpoint (useful for manual testing purposes).
<8> Web service endpoint allowing the user to add a Session attribute using the Web application UI. In addition,
the webapp stores an additional Session attribute (`requestCount`) to keep track of how many HTTP requests the user
has sent during the current "session".
@@ -159,11 +161,13 @@ and GemFire out-of-the-box using the following attributes:
* `clientRegionShort` - specifies GemFire's http://gemfire.docs.pivotal.io/docs-gemfire/latest/developing/management_all_region_types/chapter_overview.html[data management policy]
with a GemFire http://gemfire.docs.pivotal.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/cache/client/ClientRegionShortcut.html[ClientRegionShortcut]
(default is `PROXY`). This attribute is only used when configuring client Region.
* `poolName` - name of the dedicated GemFire Pool used to connect a client to the cluster of servers. The attribute
is only used when the application is a GemFire cache client. Defaults to `gemfirePool`.
* `serverRegionShort` - specifies GemFire's http://gemfire.docs.pivotal.io/docs-gemfire/latest/developing/management_all_region_types/chapter_overview.html[data management policy]
using a GemFire http://data-docs-samples.cfapps.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/cache/RegionShortcut.html[RegionShortcut]
(default is `PARTITION`). This attribute is only used when configuring server Regions, or when a p2p topology is employed.
NOTE: It is important to note that the GemFire client Region name must match a server Region by the same name if
NOTE: It is important to remember that the GemFire client Region name must match a server Region by the same name if
the client Region is a `PROXY` or `CACHING_PROXY`. Client and server Region names are not required to match if
the client Region used to store Spring Sessions is `LOCAL`. However, keep in mind that your session state will not
be propagated to the server and you lose all the benefits of using GemFire to store and manage distributed, replicated

View File

@@ -83,23 +83,23 @@ Add the following Spring Configuration:
include::{samples-dir}httpsession-gemfire-clientserver-xml/src/main/webapp/WEB-INF/spring/session-client.xml[tags=beans]
----
<1> First, a `Properties` bean is created to reference GemFire configuration common to both the client and server,
stored in the `META-INF/spring/application.properties` file.
<2> The `application.properties` are used along with the `PropertySourcesPlaceholderConfigurer` bean to replace
placeholders in the Spring XML configuration meta-data with property values.
<3> Spring annotation configuration support is enabled with `<context:annotation-config/>` element so that any
<1> Spring annotation configuration support is enabled with `<context:annotation-config/>` element so that any
Spring beans declared in the XML config that are annotated with either Spring or Standard Java annotations supported
by Spring will be configured appropriately.
<4> `GemFireHttpSessionConfiguration` is registered to enable Spring Session functionality.
<5> Then, a Spring `BeanPostProcessor` is registered to determine whether a GemFire Server at the designated host/port
is running, blocking client startup until the server is available.
<6> Next, we include a `Properties` bean to configure certain aspects of the GemFire client cache using
http://gemfire.docs.pivotal.io/docs-gemfire/reference/topics/gemfire_properties.html[GemFire's System properties].
In this case, we are just setting GemFire's `log-level` from a sample application-specific System property, defaulting
<2> The `META-INF/spring/application.properties` file are used along with the `PropertySourcesPlaceholderConfigurer`
bean to replace placeholders in the Spring XML configuration meta-data with the approrpriate property values.
<3> Then the `GemFireCacheSeverReadyBeanPostProcessor`is registered to determine whether a GemFire Server
at the designated host/port is running and listening for client connections, blocking client startup until
the server is available and ready.
<4> Next, we include a `Properties` bean to configure certain aspects of the GemFire client cache using
http://gemfire.docs.pivotal.io/docs-gemfire/reference/topics/gemfire_properties.html[GemFire's System Properties].
In this case, we are just setting GemFire's `log-level` from a application-specific System property, defaulting
to `warning` if unspecified.
<7> Finally, we create the GemFire client cache and configure a Pool of client connections to talk to the GemFire Server
in our Client/Server topology. In our configuration, we use sensible settings for timeouts, number of connections
and so on. Also, our `Pool` has been configured to connect directly to a server.
<5> Then we create a instance of a GemFire `ClientCache` initialized with our `gemfireProperties`.
<6> We configure a Pool of client connections to talk to the GemFire Server in our Client/Server topology.
In our configuration, we use sensible settings for timeouts, number of connections and so on. Also, our `Pool`
has been configured to connect directly to a server.
<7> Finally, the `GemFireHttpSessionConfiguration` is registered to enable Spring Session functionality.
TIP: In typical GemFire deployments, where the cluster includes potentially hundreds of GemFire data nodes (servers),
it is more common for clients to connect to one or more GemFire Locators running in the cluster. A Locator passes meta-data
@@ -110,8 +110,8 @@ NOTE: For more information on configuring _Spring Data GemFire_, refer to the ht
=== Server Configuration
Now, we have only covered one side of the equation. We also need a GemFire Server for our client to talk to and pass
session state information up to the server to manage.
We have only covered one side of the equation. We also need a GemFire Server for our client to talk to and send
session state information to the server to manage.
In this sample, we will use the following GemFire Server Java Configuration:
@@ -124,15 +124,16 @@ include::{samples-dir}httpsession-gemfire-clientserver-xml/src/main/resources/ME
Spring beans declared in the XML config that are annotated with either Spring or Standard Java annotations supported
by Spring will be configured appropriately.
<2> A `PropertySourcesPlaceholderConfigurer` is registered to replace placeholders in our Spring XML configuration
meta-data with property values from `META-INF/spring/application.properties`.
<3> We enable the same Spring Session functionality that we used on the client by registering an instance of `GemFireHttpSessionConfiguration`,
except that we set the session expiration timeout to **30 seconds**. We will explain later what this means.
<4> Next, we configure the GemFire Server using GemFire System properties very much like our P2P samples.
meta-data with property values in the `META-INF/spring/application.properties` file.
<3> Next, we configure the GemFire Server using GemFire System Properties very much like our P2P samples.
With the `mcast-port` set to 0 and no `locators` property specified, our server will be standalone. We also allow a
JMX client (e.g. _Gfsh_) to connect to our server with the use of the GemFire-specific JMX System properties.
<5> Then, we create an instance of the GemFire peer cache using our GemFire System properties.
<6> And finally, we also setup a GemFire `CacheServer` instance running on *localhost*, listening on port **11235**,
to accept our client connection.
<4> Then we create an instance of a GemFire peer `Cache` initialized with our GemFire System Properties.
<5> We also setup a GemFire `CacheServer` instance running on *localhost*, listening to port **11235**,
ready to accept our client connection.
<6> Finally, we enable the same Spring Session functionality we used on the client by registering an instance of
`GemFireHttpSessionConfiguration`, except that we set the session expiration timeout to **30 seconds**.
We will explain later what this means.
The GemFire Server configuration gets bootstrapped with the following:

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@@ -84,33 +84,26 @@ include::{samples-dir}httpsession-gemfire-clientserver/src/main/java/sample/Clie
----
<1> The `@EnableGemFireHttpSession` annotation creates a Spring bean named `springSessionRepositoryFilter` that
implements `Filter`. The filter is what replaces the `HttpSession` with an implementation backed by Spring Session.
In this instance, Spring Session is backed by GemFire.
implements `Filter`. The filter is what replaces the `HttpSession` with an implementation backed by Spring Session
and GemFire.
<2> Next, we register a `Properties` bean that allows us to configure certain aspects of the GemFire client cache
using http://gemfire.docs.pivotal.io/docs-gemfire/reference/topics/gemfire_properties.html[GemFire's System properties].
<3> Then, we configure a `Pool` of client connections to talk to the GemFire Server in our Client/Server topology. In our
<3> We use the `Properties` to configure an instance of a GemFire `ClientCache`.
<4> Then, we configure a `Pool` of client connections to talk to the GemFire Server in our Client/Server topology. In our
configuration, we have used sensible settings for timeouts, number of connections and so on. Also, the `Pool` has been
configured to connect directly to a server. Learn more about various `Pool` configuration settings from the
http://gemfire.docs.pivotal.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/cache/client/PoolFactory.html[PoolFactory API].
<4> After configuring a `Pool`, we create an instance of the GemFire client cache using the GemFire `Properties`
and `Pool` to communicate with the server and perform cache data access operations.
<5> Finally, we include a Spring `BeanPostProcessor` to block the client until our GemFire Server is up and running,
<56> Finally, we include a Spring `BeanPostProcessor` to block the client until our GemFire Server is up and running,
listening for and accepting client connections.
The `gemfireCacheServerReadyBeanPostProcessor` is necessary in order to coordinate the client and server in
an automated fashion during testing, but unnecessary in situations where the GemFire cluster is already presently
running, such as in production. This `BeanPostProcessor` implements 2 approaches to ensure our server has adequate
time to startup.
running, such as in production.
The first approach uses a timed wait, checking at periodic intervals to determine whether a client `Socket` connection
can be made to the server's `CacheServer` endpoint.
The second approach uses a GemFire http://gemfire.docs.pivotal.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/management/membership/ClientMembershipListener.html[ClientMembershipListener]
The `BeanPostProcessor` uses a GemFire http://gemfire.docs.pivotal.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/management/membership/ClientMembershipListener.html[ClientMembershipListener]
that will be notified when the client has successfully connected to the server. Once a connection has been established,
the listener releases the latch that the `BeanPostProcessor` will wait on (up to the specified timeout) in the
`postProcessAfterInitialization` callback to block the client. Either one of these approaches are sufficient
by themselves, but both are demonstrated here to illustrate how this might work and to give you ideas, or other options
in practice.
`postProcessAfterInitialization` callback to block the client.
TIP: In typical GemFire deployments, where the cluster includes potentially hundreds of GemFire data nodes (servers),
it is more common for clients to connect to one or more GemFire Locators running in the cluster. A Locator passes meta-data
@@ -122,11 +115,16 @@ NOTE: For more information on configuring _Spring Data GemFire_, refer to the ht
The `@EnableGemFireHttpSession` annotation enables a developer to configure certain aspects of both Spring Session
and GemFire out-of-the-box using the following attributes:
* `maxInactiveIntervalInSeconds` - controls HttpSession idle-timeout expiration (defaults to **30 minutes**).
* `regionName` - specifies the name of the GemFire Region used to store `HttpSession` state (defaults is "_ClusteredSpringSessions_").
* `clientRegionShort` - specifies GemFire http://gemfire.docs.pivotal.io/docs-gemfire/latest/developing/management_all_region_types/chapter_overview.html[data management policies]
* `maxInactiveIntervalInSeconds` - controls _HttpSession_ idle-timeout expiration (defaults to **30 minutes**).
* `regionName` - specifies the name of the GemFire Region used to store `HttpSession` state (defaults is "*ClusteredSpringSessions*").
* `clientRegionShort` - specifies GemFire's http://gemfire.docs.pivotal.io/docs-gemfire/latest/developing/management_all_region_types/chapter_overview.html[data management policy]
with a GemFire http://gemfire.docs.pivotal.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/cache/client/ClientRegionShortcut.html[ClientRegionShortcut]
(default is `PROXY`).
(default is `PROXY`). This attribute is only used when configuring client Region.
* `poolName` - name of the dedicated GemFire Pool used to connect a client to the cluster of servers. The attribute
is only used when the application is a GemFire cache client. Defaults to `gemfirePool`.
* `serverRegionShort` - specifies GemFire's http://gemfire.docs.pivotal.io/docs-gemfire/latest/developing/management_all_region_types/chapter_overview.html[data management policy]
using a GemFire http://data-docs-samples.cfapps.io/docs-gemfire/latest/javadocs/japi/com/gemstone/gemfire/cache/RegionShortcut.html[RegionShortcut]
(default is `PARTITION`). This attribute is only used when configuring server Regions, or when a p2p topology is employed.
NOTE: It is important to note that the GemFire client Region name must match a server Region by the same name if
the client Region is a `PROXY` or `CACHING_PROXY`. Names are not required to match if the client Region used to
@@ -134,13 +132,13 @@ store Spring Sessions is `LOCAL`, however, keep in mind that your session state
and you lose all benefits of using GemFire to store and manage distributed, replicated session state information
in a cluster.
NOTE: `serverRegionShort` is ignored in a client/server cache configuration and only applies when a peer-to-peer (P2P) topology,
and more specifically, a GemFire peer cache is used.
NOTE: `serverRegionShort` is ignored in a client/server cache configuration and only applies when
a peer-to-peer (P2P) topology, and more specifically, a GemFire peer cache is used.
=== Server Configuration
Now, we have only covered one side of the equation. We also need a GemFire Server for our client to talk to and pass
session state up to the server to manage.
We have only covered one side of the equation. We also need a GemFire Server for our client to talk to and send
session state to the server to manage.
In this sample, we will use the following GemFire Server Java Configuration:
@@ -149,15 +147,15 @@ In this sample, we will use the following GemFire Server Java Configuration:
include::{samples-dir}httpsession-gemfire-clientserver/src/main/java/sample/ServerConfig.java[tags=class]
----
<1> On the server, we also configure Spring Session using the `@EnableGemFireHttpSession` annotation. For one, this
ensures that the Region names on both the client and server match (in this sample, we use the default "_ClusteredSpringSessions_").
<1> On the server, we also configure Spring Session using the `@EnableGemFireHttpSession` annotation. This ensures
the Region names on both the client and server match (in this sample, we use the default "_ClusteredSpringSessions_").
We have also set the session timeout to **30 seconds**. Later, we will see how this timeout is used.
<2> Next, we configure the GemFire Server using GemFire System properties very much like our P2P samples.
<2> Next, we configure the GemFire Server using GemFire System Properties very much like our P2P samples.
With the `mcast-port` set to 0 and no `locators` property specified, our server will be standalone. We also allow a
JMX client (e.g. _Gfsh_) to connect to our server with the use of the GemFire-specific JMX System properties.
<3> Then, we create an instance of the GemFire peer cache using our GemFire System properties.
<4> We also setup a GemFire `CacheServer` instance running on **localhost**, listening on port **12480**,
to accept our client connection.
<3> Then, we create an instance of a GemFire peer `Cache` initialized with our GemFire System Properties.
<4> We also setup a GemFire `CacheServer` instance running on **localhost**, listening to port **12480**,
ready to accept our client connection.
<5> Finally, we declare a `main` method as an entry point for launching and running our GemFire Server
from the command-line.