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124 lines
2.5 KiB
Bash
Executable File
124 lines
2.5 KiB
Bash
Executable File
#!/bin/sh
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#
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# $FreeBSD$
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#
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# PROVIDE: ip6addrctl
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# REQUIRE: FILESYSTEMS
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# BEFORE: netif
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# KEYWORD: nojail
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. /etc/rc.subr
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. /etc/network.subr
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name="ip6addrctl"
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rcvar="ip6addrctl_enable"
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start_cmd="ip6addrctl_start"
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stop_cmd="ip6addrctl_stop"
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extra_commands="status prefer_ipv6 prefer_ipv4"
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status_cmd="ip6addrctl"
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prefer_ipv6_cmd="ip6addrctl_prefer_ipv6"
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prefer_ipv4_cmd="ip6addrctl_prefer_ipv4"
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config_file="/etc/ip6addrctl.conf"
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set_rcvar_obsolete ipv6_enable ipv6_activate_all_interfaces
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set_rcvar_obsolete ipv6_prefer ip6addrctl_policy
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IP6ADDRCTL_CMD="/usr/sbin/ip6addrctl"
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ip6addrctl_prefer_ipv6()
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{
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afexists inet6 || return 0
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${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
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cat <<EOT | ${IP6ADDRCTL_CMD} install /dev/stdin
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::1/128 50 0
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::/0 40 1
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::ffff:0:0/96 35 4
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2002::/16 30 2
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2001::/32 5 5
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fc00::/7 3 13
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::/96 1 3
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fec0::/10 1 11
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3ffe::/16 1 12
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EOT
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}
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ip6addrctl_prefer_ipv4()
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{
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afexists inet6 || return 0
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${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
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cat <<EOT | ${IP6ADDRCTL_CMD} install /dev/stdin
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::1/128 50 0
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::/0 40 1
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::ffff:0:0/96 100 4
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2002::/16 30 2
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2001::/32 5 5
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fc00::/7 3 13
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::/96 1 3
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fec0::/10 1 11
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3ffe::/16 1 12
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EOT
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}
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ip6addrctl_start()
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{
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afexists inet6 || return 0
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# install the policy of the address selection algorithm.
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case "${ip6addrctl_policy}" in
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[Aa][Uu][Tt][Oo])
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if [ -r "${config_file}" -a -s "${config_file}" ]; then
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${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
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${IP6ADDRCTL_CMD} install "${config_file}"
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else
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if checkyesno ipv6_activate_all_interfaces; then
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ip6addrctl_prefer_ipv6
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elif [ -n "$(list_vars ifconfig_\*_ipv6)" ]; then
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ip6addrctl_prefer_ipv6
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else
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ip6addrctl_prefer_ipv4
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fi
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fi
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;;
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ipv4_prefer)
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ip6addrctl_prefer_ipv4
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;;
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ipv6_prefer)
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ip6addrctl_prefer_ipv6
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;;
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[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
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# Backward compatibility when ipv6_prefer=YES
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ip6addrctl_prefer_ipv6
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;;
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[Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0)
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# Backward compatibility when ipv6_prefer=NO
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ip6addrctl_prefer_ipv4
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;;
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[Nn][Oo][Nn][Ee])
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${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
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;;
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*)
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warn "\$ip6addrctl_policy is invalid: ${ip6addrctl_policy}. " \
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" \"ipv4_prefer\" is used instead."
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ip6addrctl_prefer_ipv4
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;;
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esac
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if checkyesno ip6addrctl_verbose; then
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echo 'Address selection policy table for IPv4 and IPv6:'
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${IP6ADDRCTL_CMD}
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fi
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}
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ip6addrctl_stop()
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{
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afexists inet6 || return 0
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ip6addrctl flush >/dev/null 2>&1
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}
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load_rc_config $name
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run_rc_command "$1"
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