46 lines
1.4 KiB
Bash
Executable File
46 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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# Template to generate a bgp protocol configuration file for bird(1).
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# Required non-empty variables:
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# __object_id, local_{ip,as}, neighbor_{ip,as}
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#
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# Required defined variables:
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# description, password, ipv{4,6}_{import,export}
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# Header
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echo "protocol bgp ${__object_id:?} {"
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# Optional description
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[ -n "${description?}" ] && printf "\tdescription \"%s\";\n" "${description?}"
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# Mandatory session information
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cat << EOF
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local ${local_ip?} as ${local_as:?};
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neighbor ${neighbor_ip:?} as ${neighbor_as:?};
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EOF
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# Direct connection ?
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[ -n "${direct?}" ] && printf "\tdirect;\n"
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# Password-protected session ?
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[ -n "${password?}" ] && printf "\tpassword \"%s\";\n" "${password?}"
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if [ -n "${ipv4_import?}" ] || [ -n "${ipv4_export?}" ] || "${ipv4_extended_next_hop?}";
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then
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printf "\tipv4 {\n"
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[ -n "${ipv4_import?}" ] && printf "\t\timport %s;\n" "${ipv4_import:?}"
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[ -n "${ipv4_export?}" ] && printf "\t\texport %s;\n" "${ipv4_export:?}"
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[ -n "${ipv4_extended_next_hop?}" ] && printf "\t\textended next hop;\n"
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printf "\t};\n"
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fi
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if [ -n "${ipv6_import?}" ] || [ -n "${ipv6_export?}" ] || "${ipv6_extended_next_hop?}";
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then
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printf "\tipv6 {\n"
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[ -n "${ipv6_import?}" ] && printf "\t\timport %s;\n" "${ipv6_import:?}"
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[ -n "${ipv6_export?}" ] && printf "\t\texport %s;\n" "${ipv6_export:?}"
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[ -n "${ipv6_extended_next_hop?}" ] && printf "\t\textended next hop;\n"
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printf "\t};\n"
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fi
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# Header close
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echo "}"
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