diff options
Diffstat (limited to 'shib_secondary/remote/check-and-toggle-mode.sh')
| -rwxr-xr-x | shib_secondary/remote/check-and-toggle-mode.sh | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/shib_secondary/remote/check-and-toggle-mode.sh b/shib_secondary/remote/check-and-toggle-mode.sh new file mode 100755 index 0000000..bd35adc --- /dev/null +++ b/shib_secondary/remote/check-and-toggle-mode.sh @@ -0,0 +1,92 @@ +#!/bin/bash + +use_dnbd3() { + mountpoint -q /mnt/store && [ -x "/opt/dnbd3/dnbd3-server" ] +} + +is_dnbd3() { + systemctl -q is-active dnbd3-server.service || return 1 + systemctl -q is-active dnbd3-ssl-in.service || return 1 + systemctl -q is-active dnbd3-ssl-out.service || return 1 + return 0 +} + +enable_dnbd3() { + echo "Enabling dnbd3 proxy" + systemctl disable --now bwlp-master-socat@5006.service + systemctl enable --now dnbd3-server.service + systemctl enable --now dnbd3-ssl-in.service + systemctl enable --now dnbd3-ssl-out.service +} + +disable_dnbd3() { + echo "Disabling dnbd3 proxy" + systemctl disable --now dnbd3-server.service + systemctl disable --now dnbd3-ssl-in.service + systemctl disable --now dnbd3-ssl-out.service +} + +is_passthrough() { + systemctl -q is-active apache2.service || return 1 + systemctl -q is-active bwlp-master-socat@9090.service || return 1 + systemctl -q is-active bwlp-master-socat@9091.service || return 1 + local lnk=$( readlink -f /etc/apache2/sites-enabled/110-bwlp.conf ) + [ "$lnk" = "/etc/apache2/sites-available/110-bwlp-passthrough.conf" ] || return 1 + return 0 +} + +is_active() { + systemctl -q is-active apache2.service || return 1 + systemctl -q is-active bwlp-master.service || return 1 + local lnk=$( readlink -f /etc/apache2/sites-enabled/110-bwlp.conf ) + [ "$lnk" = "/etc/apache2/sites-available/110-bwlp-active.conf" ] || return 1 + return 0 +} + +passthrough() { + is_passthrough && return 0 + echo "Enabling passthrough" + systemctl disable --now bwlp-master.service + ln -nfs ../sites-available/110-bwlp-passthrough.conf /etc/apache2/sites-enabled/110-bwlp.conf + systemctl restart apache2.service + systemctl enable --now bwlp-master-socat@9090.service + systemctl enable --now bwlp-master-socat@9091.service + systemctl enable --now bwlp-master-socat@9050.service + systemctl enable --now bwlp-master-socat@9051.service + if ! use_dnbd3; then + systemctl enable --now bwlp-master-socat@5006.service + fi +} + +activate() { + is_active && return 0 + echo "Enabling active mode" + systemctl disable --now bwlp-master-socat@9090.service + systemctl disable --now bwlp-master-socat@9091.service + systemctl disable --now bwlp-master-socat@9050.service + systemctl disable --now bwlp-master-socat@9051.service + systemctl disable --now bwlp-master-socat@5006.service + ln -nfs ../sites-available/110-bwlp-active.conf /etc/apache2/sites-enabled/110-bwlp.conf + systemctl restart apache2.service + systemctl enable --now bwlp-master.service +} + +# Check connectivity + +if curl -L -m 10 -o /dev/null -sS \ + --retry-max-time 40 --retry 4 --retry-all-errors \ + https://%DOMAIN%/webif/; then + # OK + passthrough +else + # Take over + activate +fi + +if use_dnbd3; then + is_dnbd3 || enable_dnbd3 +else + is_dnbd3 && disable_dnbd3 +fi + +exit 0 |