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Added nginx #3

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5bef5a2
Added nginx
Nov 14, 2024
0eb5ca6
Added changes as per coderabbit
Nov 14, 2024
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16 changes: 15 additions & 1 deletion docker-compose.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,20 @@ services:
timeout: 5s
retries: 5
start_period: 30s

nginx:
build: ./nginx
container_name: nginx
ports:
- "80:80"
Comment on lines +44 to +45
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@coderabbitai coderabbitai bot Nov 14, 2024

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💡 Codebase verification

Security measures needed for nginx reverse proxy

Based on the nginx configuration review:

  • No rate limiting is configured to protect against DoS attacks
  • No SSL/HTTPS configuration is present for encrypted communication
  • The configuration is very basic without security headers

Recommended changes:

  • Add rate limiting:
http {
    limit_req_zone $binary_remote_addr zone=one:10m rate=1r/s;
    server {
        location / {
            limit_req zone=one burst=5;
            # existing proxy configuration...
        }
    }
}
  • Add security headers:
add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Content-Type-Options "nosniff";
  • Consider adding SSL/HTTPS configuration for production environment
🔗 Analysis chain

Consider security implications of exposing port 80

Since you're exposing HTTP port directly to the host:

  1. Ensure proper rate limiting is configured in nginx.conf
  2. Consider using HTTPS (port 443) for production
  3. Verify if the port needs to be exposed globally or can be restricted to specific interfaces
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Check if nginx.conf has rate limiting configured
fd nginx.conf --exec grep -l "limit_req_zone" {} \;
# Check if SSL/HTTPS configuration exists
fd nginx.conf --exec grep -l "ssl_certificate" {} \;

Length of output: 161

Script:

#!/bin/bash
# Check nginx configuration files for rate limiting and SSL
fd -t f . -e conf --base-directory nginx -x cat {}

# Also check Dockerfile and docker-compose.yml for nginx configuration
fd "(Dockerfile|docker-compose.yml)" -x cat {}

Length of output: 2818

restart: always
depends_on:
- mainapp
Comment on lines +46 to +48
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@coderabbitai coderabbitai bot Nov 14, 2024

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🛠️ Refactor suggestion

Fix formatting issues and enhance dependency configuration

The current configuration has formatting issues and could benefit from enhanced dependency management.

Apply this diff to fix both:

    restart: always
-   depends_on: 
-      - mainapp 
+   depends_on:
+     mainapp:
+       condition: service_healthy
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
restart: always
depends_on:
- mainapp
restart: always
depends_on:
mainapp:
condition: service_healthy
🧰 Tools
🪛 yamllint

[error] 47-47: trailing spaces

(trailing-spaces)

[warning] 48-48: wrong indentation: expected 6 but found 7

(indentation)

[error] 48-48: trailing spaces

(trailing-spaces)

healthcheck:
test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:80"]
interval: 30s
timeout: 10s
retries: 10
networks:
- bankapp
networks:
bankapp:
3 changes: 3 additions & 0 deletions nginx/Dockerfile
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
FROM nginx:1.23.3-alpine

COPY ./nginx.conf /etc/nginx/nginx.conf
60 changes: 60 additions & 0 deletions nginx/nginx.conf
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Original file line number Diff line number Diff line change
@@ -0,0 +1,60 @@
worker_processes auto;
pid /var/run/nginx.pid;

events {
worker_connections 1024;
}

http {

limit_req_zone $binary_remote_addr zone=one:10m rate=1r/s;


sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
Comment on lines +8 to +17
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@coderabbitai coderabbitai bot Nov 14, 2024

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🛠️ Refactor suggestion

Optimize rate limiting and enable compression.

The current rate limiting of 1 request per second might be too restrictive for production use. Also, enabling gzip compression could significantly improve performance.

 http {
     
-    limit_req_zone $binary_remote_addr zone=one:10m rate=1r/s;
+    limit_req_zone $binary_remote_addr zone=one:10m rate=10r/s;

     sendfile on;
     tcp_nopush on;
     tcp_nodelay on;
     keepalive_timeout 65;
     types_hash_max_size 2048;
+    
+    # Enable compression
+    gzip on;
+    gzip_vary on;
+    gzip_proxied any;
+    gzip_comp_level 6;
+    gzip_types text/plain text/css text/xml application/json application/javascript application/xml+rss application/atom+xml image/svg+xml;
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
http {
limit_req_zone $binary_remote_addr zone=one:10m rate=1r/s;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
http {
limit_req_zone $binary_remote_addr zone=one:10m rate=10r/s;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
# Enable compression
gzip on;
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_types text/plain text/css text/xml application/json application/javascript application/xml+rss application/atom+xml image/svg+xml;



add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Content-Type-Options "nosniff";
Comment on lines +20 to +22
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🛠️ Refactor suggestion

Enhance security with additional headers.

Consider adding more security headers to improve the application's security posture.

     add_header X-Frame-Options "SAMEORIGIN";
     add_header X-XSS-Protection "1; mode=block";
     add_header X-Content-Type-Options "nosniff";
+    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
+    add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline';" always;
+    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Content-Type-Options "nosniff";
add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Content-Type-Options "nosniff";
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline';" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;



include /etc/nginx/mime.types;
default_type application/octet-stream;


access_log /var/log/nginx/access.log;
error_log /var/log/nginx/error.log;

server {
listen 80;
server_name localhost;


location / {
limit_req zone=one burst=5;


proxy_pass http://mainapp:8080;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;


proxy_connect_timeout 60s;
proxy_send_timeout 60s;
proxy_read_timeout 60s;


proxy_buffering on;
proxy_buffer_size 4k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
}
}
}