├── .gitignore ├── build.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── settings.gradle └── src ├── gatling └── java │ └── GatewayThrottle.java ├── main ├── java │ └── ru │ │ └── jug │ │ └── pointofentry │ │ └── springcloudgateway │ │ ├── SpringCloudGatewayApplication.java │ │ ├── configuration │ │ ├── ClientVersionsConfiguration.java │ │ ├── RateLimiterConfig.java │ │ └── TracingFormatConfiguration.java │ │ ├── fallback │ │ └── FallbackController.java │ │ └── filter │ │ ├── CustomUrlGatewayFilterFactory.java │ │ ├── ExampleLoggingGlobalFilter.java │ │ └── ResponseTracingGlobalFilter.java └── resources │ ├── application.yml │ └── logback-spring.xml └── test └── java └── ru └── jug └── pointofentry └── springcloudgateway └── SpringCloudGatewayApplicationTests.java /.gitignore: -------------------------------------------------------------------------------- 1 | HELP.md 2 | .gradle 3 | build/ 4 | !gradle/wrapper/gradle-wrapper.jar 5 | !**/src/main/**/build/ 6 | !**/src/test/**/build/ 7 | 8 | ### STS ### 9 | .apt_generated 10 | .classpath 11 | .factorypath 12 | .project 13 | .settings 14 | .springBeans 15 | .sts4-cache 16 | bin/ 17 | !**/src/main/**/bin/ 18 | !**/src/test/**/bin/ 19 | 20 | ### IntelliJ IDEA ### 21 | .idea 22 | *.iws 23 | *.iml 24 | *.ipr 25 | out/ 26 | !**/src/main/**/out/ 27 | !**/src/test/**/out/ 28 | 29 | ### NetBeans ### 30 | /nbproject/private/ 31 | /nbbuild/ 32 | /dist/ 33 | /nbdist/ 34 | /.nb-gradle/ 35 | 36 | ### VS Code ### 37 | .vscode/ 38 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'java' 3 | id 'org.springframework.boot' version '3.0.4' 4 | id 'io.spring.dependency-management' version '1.1.0' 5 | id 'org.graalvm.buildtools.native' version '0.9.18' 6 | id 'io.gatling.gradle' version "3.9.3.1" 7 | } 8 | 9 | group = 'ru.jug.pointOfEntry' 10 | version = '0.0.1-SNAPSHOT' 11 | sourceCompatibility = '17' 12 | 13 | repositories { 14 | mavenCentral() 15 | } 16 | 17 | ext { 18 | set('springCloudVersion', "2022.0.1") 19 | } 20 | 21 | dependencies { 22 | //Gateway 23 | implementation 'org.springframework.boot:spring-boot-starter-webflux' 24 | implementation 'org.springframework.cloud:spring-cloud-starter-gateway' 25 | 26 | // Circuit Breaker 27 | implementation 'org.springframework.cloud:spring-cloud-starter-circuitbreaker-reactor-resilience4j' 28 | implementation 'io.github.resilience4j:resilience4j-micrometer' 29 | 30 | //Tracing with Spring Boot 2.7.X + 2021.0.3 31 | // implementation 'org.springframework.cloud:spring-cloud-starter-sleuth' 32 | 33 | // Redis 34 | implementation 'org.springframework.boot:spring-boot-starter-data-redis-reactive' 35 | 36 | //Observability 37 | implementation 'org.springframework.boot:spring-boot-starter-actuator' 38 | implementation 'io.micrometer:micrometer-core:1.10.5' 39 | implementation 'io.micrometer:micrometer-registry-prometheus:1.10.5' 40 | implementation 'io.micrometer:context-propagation:1.0.2' 41 | implementation 'io.micrometer:micrometer-tracing:1.0.3' 42 | 43 | //Tracers-Exporters for Braze + Zipkin 44 | implementation 'io.micrometer:micrometer-tracing-bridge-brave:1.0.3' 45 | implementation 'io.zipkin.reporter2:zipkin-reporter-brave' 46 | 47 | //Tracers-Exporters for OTEL + Zipkin 48 | // implementation 'io.micrometer:micrometer-tracing-bridge-otel:1.0.3' 49 | // implementation 'io.opentelemetry:opentelemetry-exporter-zipkin' 50 | 51 | //Security 52 | implementation 'org.springframework.security:spring-security-oauth2-jose:6.0.2' 53 | implementation 'org.springframework.boot:spring-boot-starter-oauth2-resource-server:3.0.4' 54 | 55 | 56 | //Logging 57 | implementation 'org.apache.logging.log4j:log4j-api:2.20.0' 58 | implementation 'org.apache.logging.log4j:log4j-core:2.20.0' 59 | runtimeOnly 'com.github.loki4j:loki-logback-appender:1.3.2' 60 | 61 | //Boilerplate 62 | compileOnly 'org.projectlombok:lombok:1.18.26' 63 | annotationProcessor 'org.projectlombok:lombok:1.18.26' 64 | 65 | //Testing 66 | testImplementation 'org.springframework.boot:spring-boot-starter-test' 67 | testImplementation 'io.projectreactor:reactor-test' 68 | testImplementation 'io.micrometer:micrometer-tracing-test' 69 | 70 | } 71 | 72 | dependencyManagement { 73 | imports { 74 | mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}" 75 | } 76 | } 77 | 78 | tasks.named('test') { 79 | useJUnitPlatform() 80 | } 81 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/TechniXC/spring-cloud-gateway/89bca4d372250de7470a22b15c537cebb81164bb/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | 3 | # 4 | # Copyright © 2015-2021 the original authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | # 21 | # Gradle start up script for POSIX generated by Gradle. 22 | # 23 | # Important for running: 24 | # 25 | # (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is 26 | # noncompliant, but you have some other compliant shell such as ksh or 27 | # bash, then to run this script, type that shell name before the whole 28 | # command line, like: 29 | # 30 | # ksh Gradle 31 | # 32 | # Busybox and similar reduced shells will NOT work, because this script 33 | # requires all of these POSIX shell features: 34 | # * functions; 35 | # * expansions «$var», «${var}», «${var:-default}», «${var+SET}», 36 | # «${var#prefix}», «${var%suffix}», and «$( cmd )»; 37 | # * compound commands having a testable exit status, especially «case»; 38 | # * various built-in commands including «command», «set», and «ulimit». 39 | # 40 | # Important for patching: 41 | # 42 | # (2) This script targets any POSIX shell, so it avoids extensions provided 43 | # by Bash, Ksh, etc; in particular arrays are avoided. 44 | # 45 | # The "traditional" practice of packing multiple parameters into a 46 | # space-separated string is a well documented source of bugs and security 47 | # problems, so this is (mostly) avoided, by progressively accumulating 48 | # options in "$@", and eventually passing that to Java. 49 | # 50 | # Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, 51 | # and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; 52 | # see the in-line comments for details. 53 | # 54 | # There are tweaks for specific operating systems such as AIX, CygWin, 55 | # Darwin, MinGW, and NonStop. 56 | # 57 | # (3) This script is generated from the Groovy template 58 | # https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt 59 | # within the Gradle project. 60 | # 61 | # You can find Gradle at https://github.com/gradle/gradle/. 62 | # 63 | ############################################################################## 64 | 65 | # Attempt to set APP_HOME 66 | 67 | # Resolve links: $0 may be a link 68 | app_path=$0 69 | 70 | # Need this for daisy-chained symlinks. 71 | while 72 | APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path 73 | [ -h "$app_path" ] 74 | do 75 | ls=$( ls -ld "$app_path" ) 76 | link=${ls#*' -> '} 77 | case $link in #( 78 | /*) app_path=$link ;; #( 79 | *) app_path=$APP_HOME$link ;; 80 | esac 81 | done 82 | 83 | APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit 84 | 85 | APP_NAME="Gradle" 86 | APP_BASE_NAME=${0##*/} 87 | 88 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 89 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 90 | 91 | # Use the maximum available, or set MAX_FD != -1 to use that value. 92 | MAX_FD=maximum 93 | 94 | warn () { 95 | echo "$*" 96 | } >&2 97 | 98 | die () { 99 | echo 100 | echo "$*" 101 | echo 102 | exit 1 103 | } >&2 104 | 105 | # OS specific support (must be 'true' or 'false'). 106 | cygwin=false 107 | msys=false 108 | darwin=false 109 | nonstop=false 110 | case "$( uname )" in #( 111 | CYGWIN* ) cygwin=true ;; #( 112 | Darwin* ) darwin=true ;; #( 113 | MSYS* | MINGW* ) msys=true ;; #( 114 | NONSTOP* ) nonstop=true ;; 115 | esac 116 | 117 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 118 | 119 | 120 | # Determine the Java command to use to start the JVM. 121 | if [ -n "$JAVA_HOME" ] ; then 122 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 123 | # IBM's JDK on AIX uses strange locations for the executables 124 | JAVACMD=$JAVA_HOME/jre/sh/java 125 | else 126 | JAVACMD=$JAVA_HOME/bin/java 127 | fi 128 | if [ ! -x "$JAVACMD" ] ; then 129 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 130 | 131 | Please set the JAVA_HOME variable in your environment to match the 132 | location of your Java installation." 133 | fi 134 | else 135 | JAVACMD=java 136 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 137 | 138 | Please set the JAVA_HOME variable in your environment to match the 139 | location of your Java installation." 140 | fi 141 | 142 | # Increase the maximum file descriptors if we can. 143 | if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then 144 | case $MAX_FD in #( 145 | max*) 146 | MAX_FD=$( ulimit -H -n ) || 147 | warn "Could not query maximum file descriptor limit" 148 | esac 149 | case $MAX_FD in #( 150 | '' | soft) :;; #( 151 | *) 152 | ulimit -n "$MAX_FD" || 153 | warn "Could not set maximum file descriptor limit to $MAX_FD" 154 | esac 155 | fi 156 | 157 | # Collect all arguments for the java command, stacking in reverse order: 158 | # * args from the command line 159 | # * the main class name 160 | # * -classpath 161 | # * -D...appname settings 162 | # * --module-path (only if needed) 163 | # * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. 164 | 165 | # For Cygwin or MSYS, switch paths to Windows format before running java 166 | if "$cygwin" || "$msys" ; then 167 | APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) 168 | CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) 169 | 170 | JAVACMD=$( cygpath --unix "$JAVACMD" ) 171 | 172 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 173 | for arg do 174 | if 175 | case $arg in #( 176 | -*) false ;; # don't mess with options #( 177 | /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath 178 | [ -e "$t" ] ;; #( 179 | *) false ;; 180 | esac 181 | then 182 | arg=$( cygpath --path --ignore --mixed "$arg" ) 183 | fi 184 | # Roll the args list around exactly as many times as the number of 185 | # args, so each arg winds up back in the position where it started, but 186 | # possibly modified. 187 | # 188 | # NB: a `for` loop captures its iteration list before it begins, so 189 | # changing the positional parameters here affects neither the number of 190 | # iterations, nor the values presented in `arg`. 191 | shift # remove old arg 192 | set -- "$@" "$arg" # push replacement arg 193 | done 194 | fi 195 | 196 | # Collect all arguments for the java command; 197 | # * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of 198 | # shell script including quotes and variable substitutions, so put them in 199 | # double quotes to make sure that they get re-expanded; and 200 | # * put everything else in single quotes, so that it's not re-expanded. 201 | 202 | set -- \ 203 | "-Dorg.gradle.appname=$APP_BASE_NAME" \ 204 | -classpath "$CLASSPATH" \ 205 | org.gradle.wrapper.GradleWrapperMain \ 206 | "$@" 207 | 208 | # Stop when "xargs" is not available. 209 | if ! command -v xargs >/dev/null 2>&1 210 | then 211 | die "xargs is not available" 212 | fi 213 | 214 | # Use "xargs" to parse quoted args. 215 | # 216 | # With -n1 it outputs one arg per line, with the quotes and backslashes removed. 217 | # 218 | # In Bash we could simply go: 219 | # 220 | # readarray ARGS < <( xargs -n1 <<<"$var" ) && 221 | # set -- "${ARGS[@]}" "$@" 222 | # 223 | # but POSIX shell has neither arrays nor command substitution, so instead we 224 | # post-process each arg (as a line of input to sed) to backslash-escape any 225 | # character that might be a shell metacharacter, then use eval to reverse 226 | # that process (while maintaining the separation between arguments), and wrap 227 | # the whole thing up as a single "set" statement. 228 | # 229 | # This will of course break if any of these variables contains a newline or 230 | # an unmatched quote. 231 | # 232 | 233 | eval "set -- $( 234 | printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | 235 | xargs -n1 | 236 | sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | 237 | tr '\n' ' ' 238 | )" '"$@"' 239 | 240 | exec "$JAVACMD" "$@" 241 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%"=="" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%"=="" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if %ERRORLEVEL% equ 0 goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if %ERRORLEVEL% equ 0 goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | set EXIT_CODE=%ERRORLEVEL% 84 | if %EXIT_CODE% equ 0 set EXIT_CODE=1 85 | if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% 86 | exit /b %EXIT_CODE% 87 | 88 | :mainEnd 89 | if "%OS%"=="Windows_NT" endlocal 90 | 91 | :omega 92 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name = 'spring-cloud-gateway' 2 | -------------------------------------------------------------------------------- /src/gatling/java/GatewayThrottle.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright 2011-2022 GatlingCorp (https://gatling.io) 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | import static io.gatling.javaapi.core.CoreDsl.*; 18 | import static io.gatling.javaapi.http.HttpDsl.*; 19 | 20 | import io.gatling.javaapi.core.*; 21 | import io.gatling.javaapi.http.*; 22 | 23 | public class GatewayThrottle extends Simulation { 24 | 25 | HttpProtocolBuilder httpProtocol = 26 | http 27 | // Here is the root for all relative URLs 28 | .baseUrl("http://localhost:8082") 29 | // Here are the common headers 30 | .acceptHeader("*/*") 31 | .acceptEncodingHeader("gzip, deflate, br") 32 | .userAgentHeader( 33 | "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:16.0) Gecko/20100101 Firefox/16.0"); 34 | 35 | // A scenario is a chain of requests and pauses 36 | ScenarioBuilder scn = scenario("Scenario Name") 37 | .exec(http("fastRequest") 38 | .get("/fast-service/") 39 | .header("x-client-version", "0.0.1") 40 | .header("Authorization","Bearer eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJvTXlRTHB6TXJmWlJ2SkxXbGxZdXRuS1NHbFlHNE5fZ0J0SkIweHpLdHBBIn0.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.B9eKlPB7VUuY4djDQEqgYE5NuFOb8ayvFB-CazSBqaopeOVm50Emn59g953OFKoczP_kURCyrqUgT6Q5rdoA6rMGxfq25mdEtjEfp7NaM1hZFhsnsbKvDqloCyoWG9vCf0aMrRGw0pdUJxoWiLvkxOON7RE_ouaZ1fi8dDfiCk0IQxDq91wajOzR1-cZFR_cECpl28exXs9FX1sFVJiGvsu3M2hBsQoQpYiiE8gWpiXnDPELm7jqYDx4SIVBxqpxqmWXKEgKJ22_aNw2yo4wtU_RYLTLRD7L0jAwNRz85KEcwra1veJNJ1uWDR_Y-q7C5jgvuwMf4ow4uMXyeJBvmw")) 41 | .exec(http("slowRequest") 42 | .get("/slow-service/v0") 43 | .header("Authorization","Bearer eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJvTXlRTHB6TXJmWlJ2SkxXbGxZdXRuS1NHbFlHNE5fZ0J0SkIweHpLdHBBIn0.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.B9eKlPB7VUuY4djDQEqgYE5NuFOb8ayvFB-CazSBqaopeOVm50Emn59g953OFKoczP_kURCyrqUgT6Q5rdoA6rMGxfq25mdEtjEfp7NaM1hZFhsnsbKvDqloCyoWG9vCf0aMrRGw0pdUJxoWiLvkxOON7RE_ouaZ1fi8dDfiCk0IQxDq91wajOzR1-cZFR_cECpl28exXs9FX1sFVJiGvsu3M2hBsQoQpYiiE8gWpiXnDPELm7jqYDx4SIVBxqpxqmWXKEgKJ22_aNw2yo4wtU_RYLTLRD7L0jAwNRz85KEcwra1veJNJ1uWDR_Y-q7C5jgvuwMf4ow4uMXyeJBvmw")); 44 | 45 | 46 | { 47 | setUp(scn.injectOpen(constantUsersPerSec(80).during(10)).protocols(httpProtocol)); 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/SpringCloudGatewayApplication.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity; 6 | import reactor.core.publisher.Hooks; 7 | 8 | @SpringBootApplication 9 | @EnableWebFluxSecurity 10 | public class SpringCloudGatewayApplication { 11 | 12 | public static void main(String[] args) { 13 | SpringApplication.run(SpringCloudGatewayApplication.class, args); 14 | Hooks.enableAutomaticContextPropagation(); 15 | } 16 | 17 | } 18 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/configuration/ClientVersionsConfiguration.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.configuration; 2 | 3 | import lombok.AllArgsConstructor; 4 | import lombok.Getter; 5 | import lombok.NoArgsConstructor; 6 | import lombok.Setter; 7 | import lombok.extern.slf4j.Slf4j; 8 | import org.springframework.boot.context.properties.ConfigurationProperties; 9 | import org.springframework.context.annotation.Configuration; 10 | 11 | import java.util.Map; 12 | import java.util.Optional; 13 | 14 | @Slf4j 15 | @AllArgsConstructor 16 | @NoArgsConstructor 17 | @Getter 18 | @Setter 19 | @Configuration 20 | @ConfigurationProperties(prefix = "gateway") 21 | public class ClientVersionsConfiguration { 22 | 23 | private Map> versions; 24 | 25 | public String getServiceVersion(String mobileVersion, String serviceName) { 26 | log.debug("Version request for: service name: {}, mobile version: {}", serviceName, mobileVersion); 27 | 28 | return Optional.ofNullable(versions) 29 | .map(x -> x.get('[' + mobileVersion + ']')) 30 | .map(y -> y.get(serviceName)) 31 | .orElseThrow(() -> new IllegalArgumentException("Client version is not supported yet")); 32 | } 33 | 34 | } 35 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/configuration/RateLimiterConfig.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.configuration; 2 | 3 | import org.springframework.cloud.gateway.filter.ratelimit.KeyResolver; 4 | import org.springframework.context.annotation.Bean; 5 | import org.springframework.context.annotation.Configuration; 6 | import reactor.core.publisher.Mono; 7 | 8 | @Configuration 9 | public class RateLimiterConfig { 10 | 11 | @Bean 12 | KeyResolver keyResolver() { 13 | return exchange -> Mono.just("RequestLimiterKey"); 14 | } 15 | 16 | } 17 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/configuration/TracingFormatConfiguration.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.configuration; 2 | 3 | import brave.Tracing; 4 | import brave.TracingCustomizer; 5 | import brave.handler.SpanHandler; 6 | import brave.propagation.B3Propagation; 7 | import brave.propagation.CurrentTraceContext; 8 | import brave.propagation.Propagation; 9 | import brave.sampler.Sampler; 10 | import org.springframework.context.annotation.Bean; 11 | import org.springframework.context.annotation.Configuration; 12 | import org.springframework.core.env.Environment; 13 | 14 | import java.util.List; 15 | 16 | @Configuration 17 | public class TracingFormatConfiguration { 18 | 19 | private static final String DEFAULT_APPLICATION_NAME = "application"; 20 | 21 | @Bean 22 | public Tracing braveTracing(Environment environment, List spanHandlers, 23 | List tracingCustomizers, CurrentTraceContext currentTraceContext, 24 | Propagation.Factory propagationFactory, Sampler sampler) { 25 | String applicationName = environment.getProperty("spring.application.name", DEFAULT_APPLICATION_NAME); 26 | Tracing.Builder builder = Tracing.newBuilder() 27 | .currentTraceContext(currentTraceContext) 28 | .traceId128Bit(true) 29 | .supportsJoin(false) 30 | .propagationFactory(B3Propagation.newFactoryBuilder().injectFormat(B3Propagation.Format.MULTI).build()) 31 | .sampler(sampler) 32 | .localServiceName(applicationName); 33 | spanHandlers.forEach(builder::addSpanHandler); 34 | for (TracingCustomizer tracingCustomizer : tracingCustomizers) { 35 | tracingCustomizer.customize(builder); 36 | } 37 | return builder.build(); 38 | } 39 | 40 | } 41 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/fallback/FallbackController.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.fallback; 2 | 3 | import lombok.extern.slf4j.Slf4j; 4 | import org.springframework.web.bind.annotation.GetMapping; 5 | import org.springframework.web.bind.annotation.RestController; 6 | import reactor.core.publisher.Mono; 7 | 8 | @Slf4j 9 | @RestController 10 | class FallbackController { 11 | 12 | @GetMapping("/empty-fallback") 13 | Mono getBooksFallback() { 14 | log.info("Fallback triggered!"); 15 | return Mono.empty(); 16 | } 17 | 18 | } 19 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/filter/CustomUrlGatewayFilterFactory.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.filter; 2 | 3 | import lombok.RequiredArgsConstructor; 4 | import lombok.extern.slf4j.Slf4j; 5 | import org.springframework.cloud.gateway.filter.GatewayFilter; 6 | import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory; 7 | import org.springframework.cloud.gateway.route.Route; 8 | import org.springframework.stereotype.Component; 9 | import ru.jug.pointofentry.springcloudgateway.configuration.ClientVersionsConfiguration; 10 | 11 | import java.net.URI; 12 | import java.util.Optional; 13 | 14 | import static org.springframework.cloud.gateway.support.ServerWebExchangeUtils.GATEWAY_PREDICATE_MATCHED_PATH_ROUTE_ID_ATTR; 15 | import static org.springframework.cloud.gateway.support.ServerWebExchangeUtils.GATEWAY_ROUTE_ATTR; 16 | 17 | @Slf4j 18 | @Component 19 | @RequiredArgsConstructor 20 | public class CustomUrlGatewayFilterFactory extends AbstractGatewayFilterFactory { 21 | 22 | private final static String X_CLIENT_VERSION_HEADER = "x-client-version"; 23 | private final static String X_SERVICE_VERSION_HEADER = "x-service-version"; 24 | 25 | private final ClientVersionsConfiguration versionsConfiguration; 26 | 27 | @Override 28 | public GatewayFilter apply(Object config) { 29 | 30 | return (exchange, chain) -> { 31 | 32 | var clientVersion = Optional.ofNullable(exchange.getRequest().getHeaders().get(X_CLIENT_VERSION_HEADER)) 33 | .map(x -> x.get(0)) 34 | .orElse("default"); 35 | var proxiedServiceName = exchange.getAttributes().get(GATEWAY_PREDICATE_MATCHED_PATH_ROUTE_ID_ATTR).toString(); 36 | var targetServiceVersionOrPort = versionsConfiguration.getServiceVersion(clientVersion, proxiedServiceName); 37 | 38 | var currentRoute = (Route) exchange.getAttributes().get(GATEWAY_ROUTE_ATTR); 39 | var currentRouteUri = currentRoute.getUri().toString(); 40 | 41 | log.debug("Old URI: {}", currentRouteUri); 42 | 43 | var newRouteUri = URI.create(currentRouteUri 44 | .replaceAll("(:\\d{2,6})", ":" + targetServiceVersionOrPort)); 45 | 46 | log.debug("New URI: {}", newRouteUri); 47 | 48 | var newRoute = new Route.AsyncBuilder() 49 | .id(currentRoute.getId()) 50 | .uri(newRouteUri) 51 | .asyncPredicate(currentRoute.getPredicate()) 52 | .filters(currentRoute.getFilters()) 53 | .build(); 54 | 55 | exchange.getAttributes().put(GATEWAY_ROUTE_ATTR, newRoute); 56 | exchange.getResponse().getHeaders().add(X_SERVICE_VERSION_HEADER, "v" + targetServiceVersionOrPort.substring(3)); 57 | 58 | return chain.filter(exchange); 59 | }; 60 | } 61 | } 62 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/filter/ExampleLoggingGlobalFilter.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.filter; 2 | 3 | import lombok.extern.slf4j.Slf4j; 4 | import org.slf4j.MDC; 5 | import org.springframework.cloud.gateway.filter.GatewayFilterChain; 6 | import org.springframework.cloud.gateway.filter.GlobalFilter; 7 | import org.springframework.core.Ordered; 8 | import org.springframework.stereotype.Component; 9 | import org.springframework.web.server.ServerWebExchange; 10 | import reactor.core.publisher.Mono; 11 | 12 | @Slf4j 13 | @Component 14 | public class ExampleLoggingGlobalFilter implements GlobalFilter, Ordered { 15 | 16 | @Override 17 | public Mono filter(ServerWebExchange exchange, GatewayFilterChain chain) { 18 | 19 | log.info("{} request to {} has been received", exchange.getRequest().getMethod(), exchange.getRequest().getURI()); 20 | 21 | return chain.filter(exchange) 22 | .contextCapture() 23 | .then(Mono.fromRunnable(() -> { 24 | log.info("Response with status {} has been provided: {}", exchange.getResponse().getStatusCode(), exchange.getResponse()); 25 | })); 26 | } 27 | 28 | @Override 29 | public int getOrder() { 30 | return -1; 31 | } 32 | } 33 | -------------------------------------------------------------------------------- /src/main/java/ru/jug/pointofentry/springcloudgateway/filter/ResponseTracingGlobalFilter.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway.filter; 2 | 3 | import io.micrometer.tracing.Span; 4 | import io.micrometer.tracing.TraceContext; 5 | import io.micrometer.tracing.Tracer; 6 | import lombok.RequiredArgsConstructor; 7 | import lombok.extern.slf4j.Slf4j; 8 | 9 | import org.springframework.cloud.gateway.filter.GatewayFilterChain; 10 | import org.springframework.cloud.gateway.filter.GlobalFilter; 11 | import org.springframework.core.Ordered; 12 | import org.springframework.stereotype.Component; 13 | import org.springframework.web.server.ServerWebExchange; 14 | import reactor.core.publisher.Mono; 15 | 16 | import java.util.Optional; 17 | 18 | @Slf4j 19 | @Component 20 | @RequiredArgsConstructor 21 | public class ResponseTracingGlobalFilter implements GlobalFilter, Ordered { 22 | 23 | private final static String RESPONSE_ID_HEADER = "responseId"; 24 | 25 | private final Tracer tracer; 26 | 27 | @Override 28 | public Mono filter(ServerWebExchange exchange, GatewayFilterChain chain) { 29 | 30 | Optional.ofNullable(tracer) 31 | .map(Tracer::currentSpan) 32 | .map(Span::context) 33 | .map(TraceContext::traceId) 34 | .ifPresent(traceId -> exchange.getResponse().getHeaders().add(RESPONSE_ID_HEADER, traceId)); 35 | 36 | // log.info("Mdc is {}", MDC.getCopyOfContextMap()); 37 | 38 | return chain.filter(exchange) 39 | .contextCapture(); 40 | }; 41 | 42 | @Override 43 | public int getOrder() { 44 | return Ordered.HIGHEST_PRECEDENCE; 45 | } 46 | } 47 | -------------------------------------------------------------------------------- /src/main/resources/application.yml: -------------------------------------------------------------------------------- 1 | server: 2 | port: 8082 3 | 4 | logging: 5 | pattern: 6 | level: "%5p [${spring.application.name:},%X{traceId:-},%X{spanId:-}]" 7 | 8 | spring: 9 | application: 10 | name: spring-cloud-gateway 11 | data: 12 | redis: 13 | port: 6379 14 | host: localhost #redis для native 15 | security: 16 | oauth2: 17 | resourceserver: 18 | opaquetoken: 19 | introspection-uri: http://localhost:8443/realms/bank_realm/protocol/openid-connect/token/introspect 20 | client-id: gateway_resource_server 21 | client-secret: ttxdx7UWaNtPtpHh0Wh2DXo0xPGssMmX 22 | cloud: 23 | gateway: 24 | enabled: true 25 | httpclient: 26 | connect-timeout: 10000 27 | response-timeout: 30s 28 | routes: 29 | - id: auth 30 | uri: http://localhost:8443 31 | predicates: 32 | - Path=/auth/** 33 | filters: 34 | - RewritePath=/auth, /realms/bank_realm/protocol/openid-connect/token 35 | - id: fast-rest-service 36 | uri: http://epsilon.BH 37 | predicates: 38 | - Path=/fast-service/** 39 | filters: 40 | - StripPrefix=1 41 | - CustomUrl 42 | - id: slow-rest-service-v0 43 | uri: http://epsilon.BH:8280 44 | predicates: 45 | - Path=/slow-service/v0/** 46 | filters: 47 | - StripPrefix=2 48 | - id: slow-rest-service-v1 49 | uri: http://epsilon.BH:8281 50 | predicates: 51 | - Path=/slow-service/v1/** 52 | filters: 53 | - StripPrefix=2 54 | 55 | gateway: 56 | versions: 57 | [default]: 58 | fast-rest-service: 8180 59 | slow-service: 8280 60 | [0.0.1]: 61 | fast-rest-service: 8180 62 | slow-service: 8280 63 | [0.0.2]: 64 | fast-rest-service: 8181 65 | slow-service: 8281 66 | 67 | management: 68 | endpoints: 69 | gateway: 70 | enabled: true 71 | web: 72 | exposure: 73 | include: "*" 74 | endpoint: 75 | health: 76 | probes: 77 | enabled: true 78 | show-details: always 79 | show-components: always 80 | metrics: 81 | tags: 82 | application: ${spring.application.name} 83 | distribution: 84 | percentiles-histogram: 85 | all: true 86 | http.server.requests: true 87 | tracing: 88 | enabled: true 89 | sampling: 90 | probability: 1.0 91 | propagation: 92 | type: b3 93 | prometheus: 94 | metrics: 95 | export: 96 | step: 10s 97 | info: 98 | env: 99 | enabled: true 100 | java: 101 | enabled: true 102 | os: 103 | enabled: true 104 | 105 | resilience4j: 106 | circuitbreaker: 107 | instances: 108 | defaultFallback: 109 | slidingWindowSize: 5 110 | permittedNumberOfCallsInHalfOpenState: 3 111 | failureRateThreshold: 50 112 | waitDurationInOpenState: 10000 113 | registerHealthIndicator: true 114 | timelimiter: 115 | instances: 116 | defaultFallback: 117 | timeoutDuration: 4s -------------------------------------------------------------------------------- /src/main/resources/logback-spring.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 2000 9 | 10 | ${lokiUri:-http://localhost:3100/loki/api/v1/push} 11 | 12 | 13 | 16 | 17 | ${FILE_LOG_PATTERN} 18 | 19 | true 20 | 21 | true 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /src/test/java/ru/jug/pointofentry/springcloudgateway/SpringCloudGatewayApplicationTests.java: -------------------------------------------------------------------------------- 1 | package ru.jug.pointofentry.springcloudgateway; 2 | 3 | import org.junit.jupiter.api.Test; 4 | import org.springframework.boot.test.context.SpringBootTest; 5 | 6 | @SpringBootTest 7 | class SpringCloudGatewayApplicationTests { 8 | 9 | @Test 10 | void contextLoads() { 11 | } 12 | 13 | } 14 | --------------------------------------------------------------------------------