+
+
+
+### buster ima ssl_min_protocol umjesto ssl_protocols
+# ne radimo ništa ako već postoji ^ssl_min_protocol = TLS*, možda je sistemac smanjivao level TLS-a
+
+if ! grep -q "^ssl_min_protocol = TLS" /etc/dovecot/conf.d/10-ssl.conf; then
+ # postavlja minimalni TLS protokol i mijenja ime varijable
+ cp_check_and_sed '#ssl_protocols =' \
+ 's/^#ssl_protocols.*/ssl_min_protocol = TLSv1.2/g' \
+ /etc/dovecot/conf.d/10-ssl.conf || true
+
+ # postavlja minimalni TLS protokol ako je varijabla već uključena
+ cp_check_and_sed 'ssl_protocols =' \
+ 's/^ssl_protocols.*/ssl_min_protocol = TLSv1.2/g' \
+ /etc/dovecot/conf.d/10-ssl.conf || true
+
+ # samo popravlja inačicu protokola i uključuje varijablu
+ cp_check_and_sed '#ssl_min_protocol =' \
+ 's/^#ssl_min_protocol.*/ssl_min_protocol = TLSv1.2/g' \
+ /etc/dovecot/conf.d/10-ssl.conf || true
+
+ # popravlja inačicu protokola ako je varijabla već uključena (ako je zaostao SSLv2 i SSLv3)
+ cp_check_and_sed 'ssl_min_protocol =' \
+ 's/^ssl_min_protocol.*/ssl_min_protocol = TLSv1.2/g' \
+ /etc/dovecot/conf.d/10-ssl.conf || true
+fi
+
+### buster ima DH ključ koji se nalazi u paketu dovecot-core
+# ne radimo ništa ako već postoji ^ssl_dh koji nije prazan
+
+if ! grep -q "^ssl_dh = /" /etc/dovecot/conf.d/10-ssl.conf; then
+ # postavlja DH i uključuje varijablu
+ cp_check_and_sed '#ssl_dh =' \
+ 's,^#ssl_dh.*,ssl_dh = </usr/share/dovecot/dh.pem,g' \
+ /etc/dovecot/conf.d/10-ssl.conf || true
+fi
+
+# maknuti kludge kreiran u carnet-upgrade
+test -f /etc/dovecot/conf.d/95-cn6-upgrade.conf && mv /etc/dovecot/conf.d/95-cn6-upgrade.conf /var/backups || true
+test -f /etc/dovecot/conf.d/95-cn7-upgrade.conf && mv /etc/dovecot/conf.d/95-cn7-upgrade.conf /var/backups || true
+test -f /etc/dovecot/conf.d/95-cn8-upgrade.conf && mv /etc/dovecot/conf.d/95-cn8-upgrade.conf /var/backups || true
+test -f /etc/dovecot/conf.d/95-cn9-upgrade.conf && mv /etc/dovecot/conf.d/95-cn9-upgrade.conf /var/backups || true
+# nije više potrebno editirati dovecot.conf koji je samo hrpa includea
+test -f /etc/dovecot/dovecot.conf.cn6-upgrade && mv /etc/dovecot/dovecot.conf.cn6-upgrade /var/backups || true
+test -f /etc/dovecot/dovecot.conf.cn7-upgrade && mv /etc/dovecot/dovecot.conf.cn7-upgrade /var/backups || true
+test -f /etc/dovecot/dovecot.conf.cn8-upgrade && mv /etc/dovecot/dovecot.conf.cn8-upgrade /var/backups || true
+test -f /etc/dovecot/dovecot.conf.cn9-upgrade && mv /etc/dovecot/dovecot.conf.cn9-upgrade /var/backups || true
+
+# staro, može se brisati
+# dodao ico, gasi SSLv3 protokol
+#cp_check_and_sed '#ssl_protocols =' \
+# 's/^#ssl_protocols.*/ssl_protocols = !SSLv3/g' \
+# /etc/dovecot/conf.d/10-ssl.conf || true
+
+# dodao zelja, gasi stare SSL protokole
+#cp_check_and_sed 'ssl_protocols =' \
+# 's/\!SSLv2 //g' \
+# /etc/dovecot/conf.d/10-ssl.conf || true
+
+# dodao zelja, gasi stare SSL protokole/ciphere u 95-cn9-upgrade.conf ako postoje
+#if [ -f /etc/dovecot/conf.d/95-cn9-upgrade.conf ]; then
+# cp_check_and_sed 'ssl_protocols =' \
+# 's/\!SSLv2 //g' \
+# /etc/dovecot/conf.d/95-cn9-upgrade.conf || true
+# cp_check_and_sed 'ssl_cipher_list' \
+# 's/:\!SSLv2//g' \
+# /etc/dovecot/conf.d/95-cn9-upgrade.conf || true
+#fi
+
+# restart
+service dovecot restart || true
+
+#DEBHELPER#
+
+exit 0