diff options
Diffstat (limited to 'dhcpcd-hooks/20-resolv.conf')
| -rw-r--r-- | dhcpcd-hooks/20-resolv.conf | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/dhcpcd-hooks/20-resolv.conf b/dhcpcd-hooks/20-resolv.conf new file mode 100644 index 0000000..437c116 --- /dev/null +++ b/dhcpcd-hooks/20-resolv.conf @@ -0,0 +1,40 @@ +# Generate /etc/resolv.conf +# Support resolvconf(8) if available + +make_resolv_conf() +{ + if [ -z "${new_domain_name_servers}" -a \ + -z "${new_domain_name}" -a \ + -z "${new_domain_search}" ]; then + return 0 + fi + local x= conf="${signature}\n" + if [ -n "${new_domain_search}" ]; then + conf="${conf}search ${new_domain_search}\n" + elif [ -n "${new_domain_name}" ]; then + conf="${conf}search ${new_domain_name}\n" + fi + for x in ${new_domain_name_servers}; do + conf="${conf}nameserver ${x}\n" + done + if type resolvconf >/dev/null 2>&1; then + printf "${conf}" | resolvconf -a "${interface}" + else + save_conf /etc/resolv.conf + printf "${conf}" > /etc/resolv.conf + fi +} + +restore_resolv_conf() +{ + if type resolvconf >/dev/null 2>&1; then + resolvconf -d "${interface}" -f + else + restore_conf /etc/resolv.conf || return 0 + fi +} + +case "${reason}" in +BOUND|INFORM|REBIND|REBOOT|RENEW|TIMEOUT) make_resolv_conf;; +EXPIRE|FAIL|IPV4LL|RELEASE|STOP) restore_resolv_conf;; +esac |