create docker-compose mongo replica

3 years ago · 69449479d0
9 changed files with 265 additions and 0 deletions
--- a/.docker/mongodb/file.key
+++ b/.docker/mongodb/file.key
@ -0,0 +1,15 @@
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--- a/.docker/mongodb/initdb.d/usercreate.sh
+++ b/.docker/mongodb/initdb.d/usercreate.sh
@ -0,0 +1,9 @@
+set -Eeuo pipefail
+ 
+mongo -u "$MONGO_INITDB_ROOT_USERNAME" -p "$MONGO_INITDB_ROOT_PASSWORD" --authenticationDatabase admin "$MONGO_INITDB_DATABASE" <<EOF
+    db.createUser({
+        user: '$MONGO_INITDB_USERNAME',
+        pwd: '$MONGO_INITDB_PASSWORD',
+        roles: [ { role: 'readWrite', db: '$MONGO_INITDB_DATABASE' } ]
+    })
+EOF
--- a/.docker/mongodb/mongod.conf
+++ b/.docker/mongodb/mongod.conf
@ -0,0 +1,44 @@
+# mongod.conf
+ 
+# for documentation of all options, see:
+#   http://docs.mongodb.org/manual/reference/configuration-options/
+ 
+# Where and how to store data.
+storage:
+  dbPath: /data/db
+  journal:
+    enabled: true
+#  engine:
+#  mmapv1:
+#  wiredTiger:
+ 
+# where to write logging data.
+systemLog:
+  destination: file
+  logAppend: true
+  path: /var/log/mongodb/mongod.log
+ 
+# network interfaces
+# net:
+#   port: 27017
+#   bindIp: 127.0.0.1
+ 
+ 
+# how the process runs
+processManagement:
+  timeZoneInfo: /usr/share/zoneinfo
+ 
+security:
+  authorization: enabled
+ 
+#operationProfiling:
+ 
+#replication:
+ 
+#sharding:
+ 
+## Enterprise-Only Options:
+ 
+#auditLog:
+ 
+#snmp:
--- a/.docker/mongodb/sample.file.key
+++ b/.docker/mongodb/sample.file.key
@ -0,0 +1,15 @@
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--- a/.docker/mongodb/scripts/mongosetup.sh
+++ b/.docker/mongodb/scripts/mongosetup.sh
@ -0,0 +1,40 @@
+#!/bin/bash
+
+MONGODB1=mongo1
+MONGODB2=mongo2
+MONGODB3=mongo3
+
+echo "**********************************************" ${MONGODB1}
+echo "Waiting for startup.."
+sleep 30
+echo "done"
+
+echo SETUP.sh time now: `date +"%T" `
+mongo --host ${MONGODB1}:27017 -u ${MONGO_INITDB_ROOT_USERNAME} -p ${MONGO_INITDB_ROOT_PASSWORD} <<EOF
+var cfg = {
+    "_id": "rs0",
+    "protocolVersion": 1,
+    "version": 1,
+    "members": [
+        {
+            "_id": 0,
+            "host": "${MONGODB1}:27017",
+            "priority": 2
+        },
+        {
+            "_id": 1,
+            "host": "${MONGODB2}:27017",
+            "priority": 0
+        },
+        {
+            "_id": 2,
+            "host": "${MONGODB3}:27017",
+            "priority": 0,
+        }
+    ]
+};
+rs.initiate(cfg, { force: true });
+rs.secondaryOk();
+db.getMongo().setReadPref('primary');
+rs.status();
+EOF
--- a/.env
+++ b/.env
@ -0,0 +1,8 @@
+# MongoDB
+MONGO_URL=mongodb://mongodb:27017
+MONGO_INITDB_ROOT_USERNAME=swarmlab
+MONGO_INITDB_ROOT_PASSWORD=swarmlab
+MONGO_INITDB_DATABASE=app_swarmlab
+MONGO_INITDB_USERNAME=app_swarmlab
+MONGO_INITDB_PASSWORD=app_swarmlab
+MONGO_REPLICA_SET_NAME=rs0
--- a/connect.mongo.sh
+++ b/connect.mongo.sh
@ -0,0 +1,10 @@
+
+MONGO_INITDB_ROOT_USERNAME=swarmlab
+MONGO_INITDB_ROOT_PASSWORD=swarmlab
+MONGO_INITDB_DATABASE=app_swarmlab
+MONGO_INITDB_USERNAME=app_swarmlab
+MONGO_INITDB_PASSWORD=app_swarmlab
+MONGO_REPLICA_SET_NAME=rs0
+
+mongo "mongodb://localhost:30001,localhost:30002,localhost:30003/$MONGO_INITDB_DATABASE" -u $MONGO_INITDB_USERNAME
+mongo "mongodb://localhost:30001,localhost:30002,localhost:30003/app_swarmlab" -u app_swarmlab
--- a/docker-compose.yml
+++ b/docker-compose.yml
@ -0,0 +1,116 @@
+version: '3.8'
+
+services: 
+
+    # setup MongoDB cluster for production
+    mongo-replica-setup:
+        container_name: mongo-setup
+        image: 'mongo:4.2'
+        restart: on-failure
+        networks:
+            - netSwarmlabMongo
+        volumes:
+        - ./.docker/mongodb/scripts/mongosetup.sh:/scripts/mongosetup.sh
+        # entrypoint: ["bash"]
+        entrypoint: ["bash", "/scripts/mongosetup.sh" ]
+        env_file:
+            - .env
+        environment:
+            MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+            MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+        depends_on:
+            - mongo1
+            - mongo2
+            - mongo3
+
+    mongo1:
+        hostname: 'mongo1'
+        container_name: 'mongo1'
+        image: 'mongo:4.2'
+        restart: 'on-failure'
+        command: ["-f", "/etc/mongod.conf", "--keyFile", "/auth/file.key", "--replSet", "${MONGO_REPLICA_SET_NAME}", "--bind_ip_all"]
+        expose: 
+            - 27017
+        ports: 
+            - 30001:27017 
+        networks: 
+            - netSwarmlabMongo
+        volumes:
+            - mongoData1:/data/db
+            - mongoLog1:/var/log/mongodb
+            - ./.docker/mongodb/initdb.d/:/docker-entrypoint-initdb.d/
+            - ./.docker/mongodb/mongod.conf:/etc/mongod.conf
+            - ./.docker/mongodb/file.key:/auth/file.key
+        healthcheck:
+            test: test $$(echo "rs.status().ok" | mongo -u $${MONGO_INITDB_ROOT_USERNAME} -p $${MONGO_INITDB_ROOT_PASSWORD} --quiet) -eq 1
+            interval: 30s
+            start_period: 60s
+        env_file:
+            - .env
+        environment:
+            MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+            MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+            MONGO_INITDB_DATABASE: ${MONGO_INITDB_DATABASE}
+
+    mongo2:
+        hostname: 'mongo2'
+        container_name: 'mongo2'
+        image: 'mongo:4.2'
+        command: ["-f", "/etc/mongod.conf", "--keyFile", "/auth/file.key", "--replSet", "${MONGO_REPLICA_SET_NAME}", "--bind_ip_all"]
+        restart: 'on-failure'
+        expose: 
+            - 27017
+        ports: 
+            - 30002:27017  
+        networks: 
+            - netSwarmlabMongo
+        volumes:
+            - mongoData2:/data/db
+            - mongoLog2:/var/log/mongodb
+            - ./.docker/mongodb/mongod.conf:/etc/mongod.conf
+            - ./.docker/mongodb/file.key:/auth/file.key
+        env_file:
+            - .env
+        environment:
+            MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+            MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+            MONGO_INITDB_DATABASE: ${MONGO_INITDB_DATABASE}
+        depends_on: 
+            - mongo1
+
+    mongo3:
+        hostname: 'mongo3'
+        container_name: 'mongo3'
+        image: 'mongo:4.2'
+        command: ["-f", "/etc/mongod.conf", "--keyFile", "/auth/file.key", "--replSet", "${MONGO_REPLICA_SET_NAME}", "--bind_ip_all"]
+        restart: 'on-failure'
+        expose: 
+            - 27017
+        ports: 
+            - 30003:27017  
+        networks: 
+            - netSwarmlabMongo
+        volumes:
+            - mongoData3:/data/db
+            - mongoLog3:/var/log/mongodb
+            - ./.docker/mongodb/mongod.conf:/etc/mongod.conf
+            - ./.docker/mongodb/file.key:/auth/file.key
+        env_file:
+            - .env
+        environment:
+            MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+            MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+            MONGO_INITDB_DATABASE: ${MONGO_INITDB_DATABASE}
+        depends_on: 
+            - mongo1
+
+volumes: 
+    mongoData1:
+    mongoData2:
+    mongoData3:
+    mongoLog1:
+    mongoLog2:
+    mongoLog3:
+
+networks: 
+    netSwarmlabMongo:
--- a/sample.env
+++ b/sample.env
@ -0,0 +1,8 @@
+# MongoDB
+MONGO_URL=mongodb://mongodb:27017
+MONGO_INITDB_ROOT_USERNAME=<root_username>
+MONGO_INITDB_ROOT_PASSWORD=<root_password>
+MONGO_INITDB_DATABASE=<app_db-name>
+MONGO_INITDB_USERNAME=<app_username>
+MONGO_INITDB_PASSWORD=<app_password>
+MONGO_REPLICA_SET_NAME=rs0