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in28minutes / spring-microservices-v2

Microservices + Spring Boot 2 + Spring Cloud + Docker + Kubernetes - https://www.udemy.com/course/microservices-with-spring-boot-and-spring-cloud/. Latest Repo - http://github.com/in28minutes/spring-microservices-v3
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docker spring-microservices

readme

Spring Microservices - REST + Microservices + Spring Boot + Spring Cloud + Docker + Kubernetes

NOTE: This repo contains code with Spring Boot 2.x

For Spring Boot 3, go here - http://github.com/in28minutes/spring-microservices-v3

COURSE DETAILS

Image

Learn how to create awesome Microservices and RESTful web services with Spring and Spring Boot.

Updates

Launch MySQL as Docker Container

docker run --detach --env MYSQL_ROOT_PASSWORD=dummypassword --env MYSQL_USER=social-media-user --env MYSQL_PASSWORD=dummypassword --env MYSQL_DATABASE=social-media-database --name mysql --publish 3306:3306 mysql:8-oracle

Installing Tools

Our Recommendations

Installing Java

Troubleshooting

Installing Eclipse

Troubleshooting

What will you learn?

Microservices with Spring Cloud - V2

Docker with Microservices using Spring Boot and Spring Cloud - V2

Kubernetes with Microservices using Docker, Spring Boot and Spring Cloud - V2

URLS

Diagrams

digraph architecture {
  rankdir=LR;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"]
node[style=filled,color="#59C8DE"];

Microservice1 -> Microservice2 -> Microservice3 -> Microservice4 -> Microservice5

}

digraph architecture {
  rankdir=TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"]
node[style=filled,color="#59C8DE"];

Microservice1 -> Microservice2 -> Microservice3

{rank=same; Microservice1, A1, A2};
{rank=same; Microservice2, B1, B2, B3, B4};
{rank=same; Microservice3, C1};

}

digraph architecture {
  rankdir=TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"]
{rank=same; MovieService, CustomerService, ReviewService, BookingService, FareCalculationService};
node[style=filled,color="#59C8DE"];
DB1,DB2,DB3,DB4,DB5[shape=cylinder]

  MovieService->DB1;
  CustomerService->DB2;
ReviewService->DB3;
BookingService ->DB4;
FareCalculationService ->DB5;

}

digraph architecture {
  rankdir=TB;
rankdir=TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"]
{rank=same; MovieApplication};
LARGEDB[shape=cylinder];
  MovieApplication->LARGEDB;

}

digraph architecture {
rankdir = TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"]
//node [style=filled,color="#D14D28"]
Git[shape=cylinder]
{rank=same; LimitsService,MicroserviceX,MicroserviceY};
LimitsService -> SpringCloudConfigServer
MicroserviceX -> SpringCloudConfigServer
MicroserviceY -> SpringCloudConfigServer
SpringCloudConfigServer -> Git
LimitsService[label=<Limits Microservice>]
MicroserviceX[label=<Microservice X>]
MicroserviceY[label=<Microservice Y>]
SpringCloudConfigServer[label=<Spring Cloud Config Server>]
Git[label=<Git Repo>]

}

digraph architecture {
rankdir = TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"];
//node [style=filled,color="#D14D28"]
  CurrencyCalculationService -> CurrencyExchangeService;

  CurrencyExchangeService->Database;
Database[shape=cylinder]
CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];
CurrencyCalculationService, CurrencyExchangeService[shape=recordfs]
{rank=same; CurrencyCalculationService, CurrencyExchangeService};
  CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];

}

Microservices-Environments
~~~~~~~~~~~~~~~~~~~~~~~~~~~`
digraph architecture {
  rankdir=LR;

node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"];

  CurrencyCalculationService -> CurrencyExchangeService -> MicroserviceX

  subgraph CurrencyCalculationService {
      {rank=same; CurrencyCalculationService,CCDEV,CCQA,CCSTAGE, CCPROD};
  }

  subgraph CurrencyExchangeService {
      CurrencyExchangeService;
      {rank=same; CurrencyExchangeService,CEDEV,CEQA, CESTAGE, CEPROD};
  }

  subgraph MicroserviceX {
      CurrencyExchangeService;
      {rank=same; MicroserviceX,LSDEV,LSQA, LSSTAGE, LSPROD};
  }

  CCDEV,CEDEV,LSDEV[label=<DEV>,width=1]
  CCQA,CEQA,LSQA[label=<QA>,width=1]
  CCSTAGE,CESTAGE,LSSTAGE[label=<STAGE>,width=1]
  CCPROD,CEPROD,LSPROD[label=<PROD>,width=1]
  CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];
MicroserviceX[label=<Microservice X>]

}

NAMINGSERVER
#######################
digraph architecture {
rankdir = TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"];

{rank=same; CurrencyCalculationService, CurrencyExchangeService};
CurrencyExchangeService -> NamingServer;
CurrencyCalculationService -> NamingServer;
MicroserviceX -> NamingServer
  CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];
MicroserviceX[label=<Microservice X>]
NamingServer[label=<Naming Server or Service Registry>]
}

ClientSideLoadBalancing
#######################
digraph architecture {
rankdir = TB;
node[shape=component]
node[shape="rect"]
node[style=filled,color="#59C8DE"];

{rank=same; CurrencyExchangeService1, CurrencyExchangeService2, CurrencyExchangeService3};
{rank=same; LoadBalancer, NamingServer };
LoadBalancer -> CurrencyExchangeService1
LoadBalancer -> CurrencyExchangeService2
LoadBalancer -> CurrencyExchangeService3
CurrencyCalculationService -> LoadBalancer
LoadBalancer -> NamingServer
CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService1[label=<Currency Exchange - Instance 1>];
CurrencyExchangeService2[label=<Currency Exchange - Instance 2>];
CurrencyExchangeService3[label=<Currency Exchange - Instance 3>];
LoadBalancer[label=<Load Balancer>]
NamingServer[label=<Naming Server>]
}

ZipkinDistributedTracingServer
###############################
digraph architecture {
rankdir = TB;
node[shape=component]
node[shape="rect"]
node[style=filled,color="#59C8DE"];

Database[shape=cylinder]
{rank=same; APIGateway, CurrencyCalculationService, CurrencyExchangeService};
APIGateway -> CurrencyCalculationService -> CurrencyExchangeService
CurrencyExchangeService -> ZipkinDistributedTracingServer
CurrencyCalculationService -> ZipkinDistributedTracingServer;
APIGateway -> ZipkinDistributedTracingServer
ZipkinDistributedTracingServer -> Database

CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];
APIGateway[label=<API Gateway>];
ZipkinDistributedTracingServer[label=<Distributed Tracing Server>];
}

digraph architecture {
rankdir = TB;
node[shape=component]
node[shape="rect"]
node[style=filled,color="#59C8DE"];

Database[shape=cylinder]
RabbitMQ[shape=underline,style=unfilled,color="#000000"]
{rank=same; APIGateway, CurrencyCalculationService, CurrencyExchangeService};
APIGateway -> CurrencyCalculationService -> CurrencyExchangeService
CurrencyExchangeService -> RabbitMQ
CurrencyCalculationService -> RabbitMQ;
APIGateway -> RabbitMQ
RabbitMQ -> ZipkinDistributedTracingServer
ZipkinDistributedTracingServer -> Database

  CurrencyCalculationService[label=<Currency Conversion Microservice>];
CurrencyExchangeService[label=<Currency Exchange Microservice>];
APIGateway[label=<API Gateway>];
RabbitMQ[label=<Rabbit MQ>];
ZipkinDistributedTracingServer[label=<Distributed Tracing Server>];
}

CurrencyExchangeMicroserviceDeployment
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~``
digraph architecture {
rankdir = TB;

node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"];

{rank=same; DEV, QA, STAGE, PROD};

DEV -> DEV1

QA -> QA1
QA -> QA2

STAGE -> STAGE1

PROD -> PROD1
PROD -> PROD2
PROD -> PROD3
PROD -> PROD4

}

CurrencyConversionMicroserviceDeployment
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~``
digraph architecture {
rankdir = TB;
node[shape=component]
node[shape=record]
node[style=filled,color="#59C8DE"];

{rank=same; DEV, QA, STAGE, PROD};

DEV -> DEV1

QA -> QA1
QA -> QA2

STAGE -> STAGE1

PROD -> PROD1

}

Troubleshooting

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