From 40e19a66079d073311842fa5f2b4c9dbbab4eb48 Mon Sep 17 00:00:00 2001
From: LRVT <21357789+l4rm4nd@users.noreply.github.com>
Date: Wed, 18 Feb 2026 10:50:19 +0100
Subject: [PATCH] Update docker-compose.yml

---
 examples/overleaf/docker-compose.yml | 44 ++++++----------------------
 1 file changed, 9 insertions(+), 35 deletions(-)

diff --git a/examples/overleaf/docker-compose.yml b/examples/overleaf/docker-compose.yml
index 76729e7..dd4cb2a 100644
--- a/examples/overleaf/docker-compose.yml
+++ b/examples/overleaf/docker-compose.yml
@@ -19,36 +19,20 @@ services:
         stop_grace_period: 60s
         volumes:
             - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/sharelatex/data:/var/lib/overleaf
-            ########################################################################
-            ####  Server Pro: Uncomment the following line to mount the docker  ####
-            ####             socket, required for Sibling Containers to work    ####
-            ########################################################################
             # - /var/run/docker.sock:/var/run/docker.sock
         environment:
 
             OVERLEAF_APP_NAME: Overleaf Community Edition
-            OVERLEAF_MONGO_URL: mongodb://mongo/sharelatex
+            OVERLEAF_MONGO_URL: mongodb://mongo/sharelatex?replicaSet=overleaf
 
-            # Same property, unfortunately with different names in
-            # different locations
             OVERLEAF_REDIS_HOST: redis
             REDIS_HOST: redis
 
             ENABLED_LINKED_FILE_TYPES: 'project_file,project_output_file'
-
-            # Enables Thumbnail generation using ImageMagick
             ENABLE_CONVERSIONS: 'true'
-
-            # Disables email confirmation requirement
             EMAIL_CONFIRMATION_DISABLED: 'true'
-
-            # temporary fix for LuaLaTex compiles
-            # see https://github.com/overleaf/overleaf/issues/695
             TEXMFVAR: /var/lib/sharelatex/tmp/texmf-var
 
-            ## Set for SSL via nginx-proxy
-            #VIRTUAL_HOST: 103.112.212.22
-
             # OVERLEAF_SITE_URL: http://overleaf.example.com
             # OVERLEAF_NAV_TITLE: Overleaf Community Edition
             # OVERLEAF_HEADER_IMAGE_URL: http://example.com/mylogo.png
@@ -58,10 +42,8 @@ services:
             # OVERLEAF_RIGHT_FOOTER: '[{"text": "Hello I am on the Right"} ]'
 
             # OVERLEAF_EMAIL_FROM_ADDRESS: "hello@example.com"
-
             # OVERLEAF_EMAIL_AWS_SES_ACCESS_KEY_ID:
             # OVERLEAF_EMAIL_AWS_SES_SECRET_KEY:
-
             # OVERLEAF_EMAIL_SMTP_HOST: smtp.example.com
             # OVERLEAF_EMAIL_SMTP_PORT: 587
             # OVERLEAF_EMAIL_SMTP_SECURE: false
@@ -75,18 +57,6 @@ services:
 
             # ENABLE_CRON_RESOURCE_DELETION: true
 
-            ################
-            ## Server Pro ##
-            ################
-
-            # SANDBOXED_COMPILES: 'true'
-
-            # SANDBOXED_COMPILES_SIBLING_CONTAINERS: 'true'
-            # SANDBOXED_COMPILES_HOST_DIR: '/var/sharelatex_data/data/compiles'
-
-            # DOCKER_RUNNER: 'false'
-
-            ## Works with test LDAP server shown at bottom of docker compose
             # OVERLEAF_LDAP_URL: 'ldap://ldap:389'
             # OVERLEAF_LDAP_SEARCH_BASE: 'ou=people,dc=planetexpress,dc=com'
             # OVERLEAF_LDAP_SEARCH_FILTER: '(uid={{username}})'
@@ -99,20 +69,24 @@ services:
 
             # OVERLEAF_TEMPLATES_USER_ID: "578773160210479700917ee5"
             # OVERLEAF_NEW_PROJECT_TEMPLATE_LINKS: '[ {"name":"All Templates","url":"/templates/all"}]'
-
-
             # OVERLEAF_PROXY_LEARN: "true"
 
     mongo:
         restart: always
-        image: mongo:5.0
+        image: mongo:6.0
         container_name: sharelatex-mongo
+        command: "--replSet overleaf"
         expose:
             - 27017
         volumes:
             - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/sharelatex/mongo:/data/db
+            - ./mongodb-init-replica-set.js:/docker-entrypoint-initdb.d/mongodb-init-replica-set.js
+        environment:
+            MONGO_INITDB_DATABASE: sharelatex
+        extra_hosts:
+            - mongo:127.0.0.1
         healthcheck:
-            test: echo 'db.stats().ok' | mongo localhost:27017/test --quiet
+            test: echo 'db.stats().ok' | mongosh localhost:27017/test --quiet
             interval: 10s
             timeout: 10s
             retries: 5