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31 lines
1 KiB
Bash
Executable file
31 lines
1 KiB
Bash
Executable file
#!/usr/bin/env sh
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# Seed /data/settings.js on first boot. The /data named volume overlays
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# anything we COPY into /data during image build, so the file has to be
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# planted after the volume mounts.
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#
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# Runs as root, fixes /data ownership + any stale directories left by
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# previous bind-mount attempts, then drops to the node-red user.
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set -eu
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DATA=/data
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TPL=/usr/src/bf-settings.js
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TARGET="$DATA/settings.js"
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# Clear stale path if a previous broken bind-mount left a directory where
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# we expect a file.
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if [ -d "$TARGET" ]; then
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echo "[bf-nodered] $TARGET is a directory (stale bind mount?). Removing."
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rm -rf "$TARGET"
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fi
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if [ ! -f "$TARGET" ]; then
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echo "[bf-nodered] seeding $TARGET from $TPL"
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cp "$TPL" "$TARGET"
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fi
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# Ensure the volume + seeded file are owned by node-red.
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chown -R node-red:root "$DATA" 2>/dev/null || true
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# Drop to the node-red user before launching. nodered/node-red is Debian
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# based; we installed gosu in the Dockerfile for this.
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exec gosu node-red:node-red npm start --cache /data/.npm -- --userDir /data "$@"
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