mirror of
https://github.com/0xMassi/webclaw.git
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34 lines
1.3 KiB
Bash
34 lines
1.3 KiB
Bash
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#!/bin/sh
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# webclaw docker entrypoint.
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#
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# Behaves like the real binary when the first arg looks like a webclaw arg
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# (URL or flag), so `docker run ghcr.io/0xmassi/webclaw https://example.com`
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# still works. But gets out of the way when the first arg looks like a
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# different command (e.g. `./setup.sh`, `bash`, `sh -c ...`), so this image
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# can be used as a FROM base in downstream Dockerfiles with a custom CMD.
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#
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# Test matrix:
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# docker run IMAGE https://example.com → webclaw https://example.com
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# docker run IMAGE --help → webclaw --help
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# docker run IMAGE --file page.html → webclaw --file page.html
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# docker run IMAGE --stdin < page.html → webclaw --stdin
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# docker run IMAGE bash → bash
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# docker run IMAGE ./setup.sh → ./setup.sh
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# docker run IMAGE → webclaw --help (default CMD)
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#
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# Root cause fixed: v0.3.13 switched CMD→ENTRYPOINT to make the first use
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# case work, which trapped the last four. This shim restores all of them.
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set -e
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# If the first arg starts with `-`, `http://`, or `https://`, treat the
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# whole arg list as webclaw flags/URL.
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if [ "$#" -gt 0 ] && {
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[ "${1#-}" != "$1" ] || \
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[ "${1#http://}" != "$1" ] || \
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[ "${1#https://}" != "$1" ]; }; then
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set -- webclaw "$@"
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fi
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exec "$@"
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