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sandbox: shrink image by ~2GB (go modcache, locales, docs) #474

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sandbox: shrink image by ~2GB (go modcache, locales, docs) #474

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0eca91c
sandbox: shrink image by ~2GB (go modcache, locales, docs)
seanturner83 May 4, 2026
6b9b16a
sandbox: drop man-db, now that /usr/share/man/* is purged
seanturner83 May 4, 2026
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12 changes: 9 additions & 3 deletions containers/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ RUN apt-get update && \
golang-go \
net-tools dnsutils whois \
jq parallel ripgrep grep \
less man-db procps htop \
less procps htop \
iproute2 iputils-ping netcat-traditional \
nmap ncat ndiff \
sqlmap nuclei subfinder naabu ffuf \
Expand Down Expand Up @@ -79,7 +79,8 @@ RUN go install -v github.com/projectdiscovery/httpx/cmd/httpx@latest && \
go install -v github.com/projectdiscovery/katana/cmd/katana@latest && \
go install -v github.com/projectdiscovery/cvemap/cmd/vulnx@latest && \
go install -v github.com/jaeles-project/gospider@latest && \
go install -v github.com/projectdiscovery/interactsh/cmd/interactsh-client@latest
go install -v github.com/projectdiscovery/interactsh/cmd/interactsh-client@latest && \
go clean -modcache

RUN nuclei -update-templates

Expand Down Expand Up @@ -165,7 +166,12 @@ USER root

RUN apt-get autoremove -y && \
apt-get autoclean && \
rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
# Purge non-English locales (~160MB)
find /usr/share/locale -mindepth 1 -maxdepth 1 -type d \
! -name 'en' ! -name 'en_US' ! -name 'C' -exec rm -rf {} + && \
# Remove package documentation and man pages not needed at runtime (~95MB)
rm -rf /usr/share/doc/* /usr/share/doc-base/* /usr/share/man/*

ENV PATH="/home/pentester/go/bin:/home/pentester/.local/bin:/home/pentester/.npm-global/bin:/app/.venv/bin:$PATH"
ENV VIRTUAL_ENV="/app/.venv"
Expand Down