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Axis_Cam_Tailscale/arm_acap3/Dockerfile
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Weston Blieden 86c6ecb385 fix(acap3): fetch tailscaled.log for status details, fix connecting→connected for all variants
- arm_acap3 start.sh: log IP, version and auth URL to syslog via 'tailscale ip/version'
- arm_acap3 index.html: fetch tailscaled.log (symlinked into html/) in addition to
  syslog so IP, version, tailnet and -> Running state are always available
- arm_acap3 Dockerfile: bake html/tailscaled.log symlink into .eap
- all variants index.html: upgrade 'connecting' (without auth URL) to 'connected'
  when VAPIX list.cgi confirms Status=Running (was only upgrading from 'disconnected')
2026-04-14 21:04:16 +02:00

45 lines
1.9 KiB
Docker

ARG UBUNTU_VERSION=20.04
FROM axisecp/acap-sdk:3.5-armv7hf-ubuntu${UBUNTU_VERSION}
RUN apt-get update -qq && apt-get install -y --no-install-recommends upx-ucl && \
apt-get clean && rm -rf /var/lib/apt/lists/*
COPY ./app /opt/app/
WORKDIR /opt/app
# Rename the shell startup script (the ELF launcher will take the Tailscale_VPN name)
RUN mv Tailscale_VPN start.sh && chmod +x start.sh
# Compile a minimal ELF launcher as APPNAME.
# ACAP 3 elflibcheck requires an ELF binary and uses pidof(APPNAME) for status.
# We fork+exec start.sh so the parent "Tailscale_VPN" process stays resident,
# making pidof find it and the camera UI correctly show Running/Stopped.
RUN . /opt/axis/acapsdk/environment-setup* && \
${CC} -o Tailscale_VPN launcher.c && \
${STRIP} -s Tailscale_VPN
# Strip then UPX-compress the Tailscale binaries so they fit on flash
RUN . /opt/axis/acapsdk/environment-setup* && \
${STRIP} -s lib/tailscale lib/tailscaled 2>/dev/null || true && \
upx --best lib/tailscale lib/tailscaled
# ACAP 3 firmware expects the settings page at the app root, not in html/
RUN cp html/index.html index.html
# Symlink tailscaled.log into html/ so the web UI can fetch it via HTTP.
# The log is written at runtime to localdata/ (resolved path at runtime).
RUN ln -sf ../localdata/tailscaled.log html/tailscaled.log
# Build and package
RUN . /opt/axis/acapsdk/environment-setup* && create-package.sh ./
# Patch STARTMODE: create-package.sh hardcodes "never" unless RESTRICTION_STARTMODE is set,
# but the ACAP 3 SDK does not honour our package.conf's STARTMODE=respawn without it.
# Repack the .eap with the corrected value.
RUN for eap in *.eap; do \
tmpdir=$(mktemp -d) && tar xf "$eap" -C "$tmpdir" && \
sed -i 's/STARTMODE="never"/STARTMODE="respawn"/' "$tmpdir/package.conf" && \
(cd "$tmpdir" && tar czf "/opt/app/$eap" .) && \
rm -rf "$tmpdir"; \
done