37 lines
989 B
Bash
Executable file
37 lines
989 B
Bash
Executable file
#!/bin/sh
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#
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# Description: Set or get SSH port
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# Usage: port <jailname> [<port>|auto]
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#
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# shellcheck source=./includes
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LIBDIR="$(dirname $0)" && . "${LIBDIR}/includes"
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jail_name="${1:?}"
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port="${2:-}"
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if [ ! -n "${jail_name}" ]; then
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show_help && exit 1
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fi
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jail_path=$(jail_path "${jail_name}")
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test -d "${jail_path}" || error "${jail_name}: jail not found" 2
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jail_sshd_config="${jail_path}/${SSHD_CONFIG}"
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if [ -z "${port}" ]; then
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grep -E "Port [0-9]+" "${jail_sshd_config}"|grep -oE "[0-9]+"
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else
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if [ "${port}" = "auto" ]; then
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port=$(grep -h Port "${JAILDIR}"/*/"${SSHD_CONFIG}" 2>/dev/null | grep -Eo "[0-9]+" | sort -n | tail -1)
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port=$((port+1))
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[ "${port}" -le 1 ] && port=2222
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fi
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sed --follow-symlinks --in-place "s/^Port .*/Port ${port}/" "${jail_sshd_config}"
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notice "Update SSH port \`${port}' for jail \`${jail_name}' : OK"
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"${LIBDIR}/bkctld-reload" "${jail_name}"
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"${LIBDIR}/bkctld-firewall" "${jail_name}"
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fi
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