diff --git a/reactive/webflux/java/session-management/maximum-sessions/.gitignore b/reactive/webflux/java/session-management/maximum-sessions/.gitignore new file mode 100644 index 000000000..63d2f1a0c --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/.gitignore @@ -0,0 +1,36 @@ +.gradle +build/ +!gradle/wrapper/gradle-wrapper.jar +!**/src/main/**/build/ +!**/src/test/**/build/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache +bin/ +!**/src/main/**/bin/ +!**/src/test/**/bin/ + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr +out/ +!**/src/main/**/out/ +!**/src/test/**/out/ + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ + +### VS Code ### +.vscode/ diff --git a/reactive/webflux/java/session-management/maximum-sessions/README.adoc b/reactive/webflux/java/session-management/maximum-sessions/README.adoc new file mode 100644 index 000000000..0351e6f7f --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/README.adoc @@ -0,0 +1,6 @@ +== WebFlux Max Sessions Sample + +This sample demonstrates how to configure the maximum number of concurrent sessions for a WebFlux application. + +Check the `SecurityConfig.class` to see how the maximum number of sessions is configured. +This sample also contains tests that demonstrate how the maximum number of sessions is enforced. diff --git a/reactive/webflux/java/session-management/maximum-sessions/build.gradle b/reactive/webflux/java/session-management/maximum-sessions/build.gradle new file mode 100644 index 000000000..b09e01a7a --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/build.gradle @@ -0,0 +1,32 @@ +plugins { + id 'java' + alias(libs.plugins.org.springframework.boot) + alias(libs.plugins.io.spring.dependency.management) +} + +group = 'com.example' +version = '0.0.1-SNAPSHOT' + +java { + sourceCompatibility = '17' +} + +ext["spring-security.version"] = "6.3.0-SNAPSHOT" + +repositories { + mavenCentral() + maven { url "https://repo.spring.io/milestone" } + maven { url "https://repo.spring.io/snapshot" } +} + +dependencies { + implementation 'org.springframework.boot:spring-boot-starter-security' + implementation 'org.springframework.boot:spring-boot-starter-webflux' + testImplementation 'org.springframework.boot:spring-boot-starter-test' + testImplementation 'io.projectreactor:reactor-test' + testImplementation 'org.springframework.security:spring-security-test' +} + +tasks.named('test') { + useJUnitPlatform() +} diff --git a/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.jar b/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 000000000..7f93135c4 Binary files /dev/null and b/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.jar differ diff --git a/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.properties b/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 000000000..3fa8f862f --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/reactive/webflux/java/session-management/maximum-sessions/gradlew b/reactive/webflux/java/session-management/maximum-sessions/gradlew new file mode 100755 index 000000000..1aa94a426 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/gradlew @@ -0,0 +1,249 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/reactive/webflux/java/session-management/maximum-sessions/gradlew.bat b/reactive/webflux/java/session-management/maximum-sessions/gradlew.bat new file mode 100644 index 000000000..93e3f59f1 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/gradlew.bat @@ -0,0 +1,92 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/reactive/webflux/java/session-management/maximum-sessions/settings.gradle b/reactive/webflux/java/session-management/maximum-sessions/settings.gradle new file mode 100644 index 000000000..e69de29bb diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/HelloController.java b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/HelloController.java new file mode 100644 index 000000000..517f70772 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/HelloController.java @@ -0,0 +1,30 @@ +/* + * Copyright 2023 the original author or authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.example.maximumsessions; + +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; + +@RestController +class HelloController { + + @GetMapping("/hello") + String hello() { + return "Hello!"; + } + +} diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/MaximumSessionsApplication.java b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/MaximumSessionsApplication.java new file mode 100644 index 000000000..5f4b1b41f --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/MaximumSessionsApplication.java @@ -0,0 +1,29 @@ +/* + * Copyright 2023 the original author or authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.example.maximumsessions; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class MaximumSessionsApplication { + + public static void main(String[] args) { + SpringApplication.run(MaximumSessionsApplication.class, args); + } + +} diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/SecurityConfig.java b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/SecurityConfig.java new file mode 100644 index 000000000..767a5bc28 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/main/java/com/example/maximumsessions/SecurityConfig.java @@ -0,0 +1,100 @@ +/* + * Copyright 2023 the original author or authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.example.maximumsessions; + +import reactor.core.publisher.Mono; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import org.springframework.security.config.Customizer; +import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity; +import org.springframework.security.config.web.server.ServerHttpSecurity; +import org.springframework.security.core.authority.SimpleGrantedAuthority; +import org.springframework.security.core.session.ReactiveSessionRegistry; +import org.springframework.security.core.userdetails.MapReactiveUserDetailsService; +import org.springframework.security.core.userdetails.ReactiveUserDetailsService; +import org.springframework.security.core.userdetails.User; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.security.web.server.SecurityWebFilterChain; +import org.springframework.security.web.server.authentication.InvalidateLeastUsedServerMaximumSessionsExceededHandler; +import org.springframework.security.web.server.authentication.PreventLoginServerMaximumSessionsExceededHandler; +import org.springframework.security.web.server.authentication.ServerMaximumSessionsExceededHandler; +import org.springframework.security.web.server.authentication.SessionLimit; +import org.springframework.security.web.session.WebSessionStoreReactiveSessionRegistry; +import org.springframework.web.server.session.DefaultWebSessionManager; +import org.springframework.web.server.session.WebSessionManager; + +@Configuration(proxyBeanMethods = false) +@EnableWebFluxSecurity +public class SecurityConfig { + + @Value("${prevent-login:false}") + private boolean preventLogin; + + @Bean + SecurityWebFilterChain filterChain(ServerHttpSecurity http) { + // @formatter:off + http + .authorizeExchange((exchanges) -> exchanges.anyExchange().authenticated()) + .formLogin(Customizer.withDefaults()) + .sessionManagement((sessions) -> sessions + .concurrentSessions((concurrency) -> concurrency + .maximumSessions(maxSessions()) + .maximumSessionsExceededHandler(maximumSessionsExceededHandler())) + ); + return http.build(); + // @formatter:on + } + + @Bean + ReactiveUserDetailsService userDetailsService() { + UserDetails user = User.withDefaultPasswordEncoder().username("user").password("password").roles("USER") + .build(); + UserDetails admin = User.withDefaultPasswordEncoder().username("admin").password("password").roles("ADMIN") + .build(); + UserDetails unlimitedSessions = User.withDefaultPasswordEncoder().username("unlimited").password("password") + .roles("UNLIMITED_SESSIONS").build(); + return new MapReactiveUserDetailsService(user, admin, unlimitedSessions); + } + + @Bean + ReactiveSessionRegistry reactiveSessionRegistry(WebSessionManager webSessionManager) { + return new WebSessionStoreReactiveSessionRegistry( + ((DefaultWebSessionManager) webSessionManager).getSessionStore()); + } + + private SessionLimit maxSessions() { + return (authentication) -> { + if (authentication.getAuthorities().contains(new SimpleGrantedAuthority("ROLE_UNLIMITED_SESSIONS"))) { + return Mono.just(-1); + } + if (authentication.getAuthorities().contains(new SimpleGrantedAuthority("ROLE_ADMIN"))) { + return Mono.just(2); + } + return Mono.just(1); + }; + } + + private ServerMaximumSessionsExceededHandler maximumSessionsExceededHandler() { + if (this.preventLogin) { + return new PreventLoginServerMaximumSessionsExceededHandler(); + } + return new InvalidateLeastUsedServerMaximumSessionsExceededHandler(); + } + +} diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/main/resources/application.properties b/reactive/webflux/java/session-management/maximum-sessions/src/main/resources/application.properties new file mode 100644 index 000000000..8b1378917 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/main/resources/application.properties @@ -0,0 +1 @@ + diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationPreventLoginTests.java b/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationPreventLoginTests.java new file mode 100644 index 000000000..b74aca53d --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationPreventLoginTests.java @@ -0,0 +1,89 @@ +package com.example.maximumsessions; + +import org.junit.jupiter.api.Test; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.autoconfigure.web.reactive.AutoConfigureWebTestClient; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseCookie; +import org.springframework.test.context.TestPropertySource; +import org.springframework.test.web.reactive.server.WebTestClient; +import org.springframework.util.LinkedMultiValueMap; +import org.springframework.util.MultiValueMap; +import org.springframework.web.reactive.function.BodyInserters; + +import static org.springframework.security.test.web.reactive.server.SecurityMockServerConfigurers.csrf; + +@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) +@AutoConfigureWebTestClient +@TestPropertySource(properties = "prevent-login=true") +class MaximumSessionsApplicationPreventLoginTests { + + @Autowired + WebTestClient client; + + @Test + void loginWhenUserAndMaximumSessionsOf1ExceededThenSecondLoginProhibited() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "user"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + login(data).expectStatus().isFound().expectHeader().location("/login?error"); + + performHello(firstLoginCookie).expectStatus().isOk(); + } + + @Test + void loginWhenAdminAndMaximumSessionsOf2ExceededThenThirdLoginProhibited() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "admin"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + ResponseCookie secondLoginCookie = loginReturningCookie(data); + + // update last access time for first login session + performHello(firstLoginCookie).expectStatus().isOk(); + + login(data).expectStatus().isFound().expectHeader().location("/login?error"); + + performHello(firstLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(secondLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + } + + @Test + void loginWhenAuthenticationHasUnlimitedSessionsThenLoginIsAlwaysAllowed() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "unlimited"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + ResponseCookie secondLoginCookie = loginReturningCookie(data); + ResponseCookie thirdLoginCookie = loginReturningCookie(data); + ResponseCookie fourthLoginCookie = loginReturningCookie(data); + ResponseCookie fifthLoginCookie = loginReturningCookie(data); + + performHello(firstLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(secondLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(thirdLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(fourthLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(fifthLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + } + + private WebTestClient.ResponseSpec performHello(ResponseCookie cookie) { + return this.client.get().uri("/hello").cookie(cookie.getName(), cookie.getValue()).exchange(); + } + + private ResponseCookie loginReturningCookie(MultiValueMap data) { + return login(data).expectCookie().exists("SESSION").returnResult(Void.class).getResponseCookies() + .getFirst("SESSION"); + } + + private WebTestClient.ResponseSpec login(MultiValueMap data) { + return this.client.mutateWith(csrf()).post().uri("/login").contentType(MediaType.MULTIPART_FORM_DATA) + .body(BodyInserters.fromFormData(data)).exchange(); + } + +} diff --git a/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationTests.java b/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationTests.java new file mode 100644 index 000000000..897577239 --- /dev/null +++ b/reactive/webflux/java/session-management/maximum-sessions/src/test/java/com/example/maximumsessions/MaximumSessionsApplicationTests.java @@ -0,0 +1,90 @@ +package com.example.maximumsessions; + +import org.junit.jupiter.api.Test; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.autoconfigure.web.reactive.AutoConfigureWebTestClient; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseCookie; +import org.springframework.test.web.reactive.server.WebTestClient; +import org.springframework.util.LinkedMultiValueMap; +import org.springframework.util.MultiValueMap; +import org.springframework.web.reactive.function.BodyInserters; + +import static org.springframework.security.test.web.reactive.server.SecurityMockServerConfigurers.csrf; + +@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) +@AutoConfigureWebTestClient +class MaximumSessionsApplicationTests { + + @Autowired + WebTestClient client; + + @Test + void loginWhenUserAndMaximumSessionsOf1ExceededThenLeastUsedInvalidated() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "user"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + ResponseCookie secondLoginCookie = loginReturningCookie(data); + + performHello(firstLoginCookie).expectStatus().isFound().expectHeader().location("/login"); + + performHello(secondLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + } + + @Test + void loginWhenAdminAndMaximumSessionsOf2ExceededThenLeastUsedInvalidated() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "admin"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + ResponseCookie secondLoginCookie = loginReturningCookie(data); + + // update last access time for first login session + performHello(firstLoginCookie).expectStatus().isOk(); + + ResponseCookie thirdLoginCookie = loginReturningCookie(data); + + performHello(firstLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(secondLoginCookie).expectStatus().isFound().expectHeader().location("/login"); + performHello(thirdLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + } + + @Test + void loginWhenAuthenticationHasUnlimitedSessionsThenSessionsAreValid() { + MultiValueMap data = new LinkedMultiValueMap<>(); + data.add("username", "unlimited"); + data.add("password", "password"); + + ResponseCookie firstLoginCookie = loginReturningCookie(data); + ResponseCookie secondLoginCookie = loginReturningCookie(data); + ResponseCookie thirdLoginCookie = loginReturningCookie(data); + ResponseCookie fourthLoginCookie = loginReturningCookie(data); + ResponseCookie fifthLoginCookie = loginReturningCookie(data); + + performHello(firstLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(secondLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(thirdLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(fourthLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + performHello(fifthLoginCookie).expectStatus().isOk().expectBody(String.class).isEqualTo("Hello!"); + } + + private WebTestClient.ResponseSpec performHello(ResponseCookie cookie) { + return this.client.get().uri("/hello").cookie(cookie.getName(), cookie.getValue()).exchange(); + } + + private ResponseCookie loginReturningCookie(MultiValueMap data) { + return login(data).expectCookie().exists("SESSION").returnResult(Void.class).getResponseCookies() + .getFirst("SESSION"); + } + + private WebTestClient.ResponseSpec login(MultiValueMap data) { + return this.client.mutateWith(csrf()).post().uri("/login").contentType(MediaType.MULTIPART_FORM_DATA) + .body(BodyInserters.fromFormData(data)).exchange(); + } + +} diff --git a/settings.gradle b/settings.gradle index 3b14f8e69..8ede7c2e7 100644 --- a/settings.gradle +++ b/settings.gradle @@ -31,6 +31,7 @@ include ":reactive:webflux:java:method" include ":reactive:webflux:java:oauth2:login" include ":reactive:webflux:java:oauth2:resource-server" include ":reactive:webflux:java:oauth2:webclient" +include ":reactive:webflux:java:session-management:maximum-sessions" include ":reactive:webflux:kotlin:hello-security" include ":servlet:java-configuration:aspectj" include ":servlet:java-configuration:authentication:preauth"