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overleaf-cep/server-ce/nginx/clsi-nginx.conf

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# keep in sync with services/clsi/nginx.conf
# Changes to the above:
# - added Security-Headers
# - remove CORS rules, Server-CE/Server-Pro runs behind a single origin
# - change /output path to /var/lib/overleaf/data/output
# - remove tiny.pdf endpoints
server {
add_header 'X-Served-By' 'clsi-nginx' always;
# Security-Headers
add_header 'X-Content-Type-Options' 'nosniff' always;
add_header 'X-Download-Options' 'noopen' always;
add_header 'X-Frame-Options' 'SAMEORIGIN' always;
add_header 'X-XSS-Protection' '1; mode=block' always;
listen 8080;
server_name clsi-nginx;
server_tokens off;
access_log off;
# Ignore symlinks possibly created by users
disable_symlinks on;
# enable compression for tex auxiliary files, but not for pdf files
gzip on;
gzip_types text/plain;
gzip_proxied any;
types {
text/plain log blg aux stdout stderr;
application/pdf pdf;
}
# handle output files for specific users
location ~ ^/project/([0-9a-f]+)/user/([0-9a-f]+)/build/([0-9a-f-]+)/output/(.+)$ {
rewrite ^/project/([0-9a-f]+)/user/([0-9a-f]+)/build/([0-9a-f-]+)/output/(.+)$ /$4 break;
root /var/lib/overleaf/data/output/$1-$2/generated-files/$3/;
}
# handle output files for anonymous users
location ~ ^/project/([0-9a-f-]+)/build/([0-9a-f-]+)/output/(.+)$ {
rewrite ^/project/([0-9a-f-]+)/build/([0-9a-f-]+)/output/(.+)$ /$3 break;
root /var/lib/overleaf/data/output/$1/generated-files/$2/;
}
# PDF range for specific users
location ~ ^/project/([0-9a-f]+)/user/([0-9a-f]+)/content/([0-9a-f-]+/[0-9a-f]+)$ {
# Cache for one day
expires 1d;
alias /var/lib/overleaf/data/output/$1-$2/content/$3;
}
# PDF range for anonymous users
location ~ ^/project/([0-9a-f]+)/content/([0-9a-f-]+/[0-9a-f]+)$ {
# Cache for one day
expires 1d;
alias /var/lib/overleaf/data/output/$1/content/$2;
}
# Do not look up any non matching files in the default root.
location / {
return 404;
}
}