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Improve upgrade scripts

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- Better handling of updating ipsec.conf for Libreswan >= 3.19
- Other minor changes
This commit is contained in:
hwdsl2 2017-02-07 20:59:47 -06:00
parent 8c0940f63b
commit e31c378b44
2 changed files with 16 additions and 18 deletions
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17
extras/vpnupgrade.sh
View File

@ -72,9 +72,9 @@ This is intended for use on servers running an older version of Libreswan.
EOF
cat <<'EOF'
!!! IMPORTANT NOTE !!!
IMPORTANT NOTES:
The new Libreswan version 3.19 requires some configuration changes.
Libreswan versions 3.19 and newer require some configuration changes.
This script will make the following changes to your /etc/ipsec.conf:
Replace this line:
@ -89,7 +89,7 @@ with the following:
Consolidate VPN ciphers for "ike=" and "phase2alg=".
Re-add "MODP1024" to the list of allowed "ike=" ciphers,
which was removed from defaults in Libreswan 3.19.
which was removed from the defaults in Libreswan 3.19.
Your other VPN configuration files will not be modified.
@ -157,15 +157,14 @@ if ! /usr/local/sbin/ipsec --version 2>/dev/null | grep -qs -F "$swan_ver"; then
exiterr "Libreswan $swan_ver failed to build."
fi
# Update ipsec.conf options
# Update ipsec.conf for Libreswan 3.19 and newer
IKE_NEW=" ike=3des-sha1,3des-sha1;modp1024,aes-sha1,aes-sha1;modp1024,aes-sha2,aes-sha2;modp1024"
PHASE2_NEW=" phase2alg=3des-sha1,aes-sha1,aes-sha2"
sed -i.old -e "s/^[[:space:]]\+auth=esp\$/ phase2=esp/" \
sed -i".old-$(date +%Y-%m-%d-%H:%M:%S)" \
-e "s/^[[:space:]]\+auth=esp\$/ phase2=esp/" \
-e "s/^[[:space:]]\+forceencaps=yes\$/ encapsulation=yes/" \
-e "s/^[[:space:]]\+ike=3des-sha1,aes-sha1\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+ike=3des-sha1,aes-sha1,aes256-sha2_512,aes256-sha2_256\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+phase2alg=3des-sha1,aes-sha1\$/$PHASE2_NEW/" \
-e "s/^[[:space:]]\+phase2alg=3des-sha1,aes-sha1,aes256-sha2_512,aes256-sha2_256\$/$PHASE2_NEW/" /etc/ipsec.conf
-e "s/^[[:space:]]\+ike=.\+\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+phase2alg=.\+\$/$PHASE2_NEW/" /etc/ipsec.conf
# Restart IPsec service
service ipsec restart

17
extras/vpnupgrade_centos.sh
View File

@ -68,9 +68,9 @@ This is intended for use on servers running an older version of Libreswan.
EOF
cat <<'EOF'
!!! IMPORTANT NOTE !!!
IMPORTANT NOTES:
The new Libreswan version 3.19 requires some configuration changes.
Libreswan versions 3.19 and newer require some configuration changes.
This script will make the following changes to your /etc/ipsec.conf:
Replace this line:
@ -85,7 +85,7 @@ with the following:
Consolidate VPN ciphers for "ike=" and "phase2alg=".
Re-add "MODP1024" to the list of allowed "ike=" ciphers,
which was removed from defaults in Libreswan 3.19.
which was removed from the defaults in Libreswan 3.19.
Your other VPN configuration files will not be modified.
@ -154,15 +154,14 @@ restorecon /etc/ipsec.d/*db 2>/dev/null
restorecon /usr/local/sbin -Rv 2>/dev/null
restorecon /usr/local/libexec/ipsec -Rv 2>/dev/null
# Update ipsec.conf options
# Update ipsec.conf for Libreswan 3.19 and newer
IKE_NEW=" ike=3des-sha1,3des-sha1;modp1024,aes-sha1,aes-sha1;modp1024,aes-sha2,aes-sha2;modp1024"
PHASE2_NEW=" phase2alg=3des-sha1,aes-sha1,aes-sha2"
sed -i.old -e "s/^[[:space:]]\+auth=esp\$/ phase2=esp/" \
sed -i".old-$(date +%Y-%m-%d-%H:%M:%S)" \
-e "s/^[[:space:]]\+auth=esp\$/ phase2=esp/" \
-e "s/^[[:space:]]\+forceencaps=yes\$/ encapsulation=yes/" \
-e "s/^[[:space:]]\+ike=3des-sha1,aes-sha1\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+ike=3des-sha1,aes-sha1,aes256-sha2_512,aes256-sha2_256\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+phase2alg=3des-sha1,aes-sha1\$/$PHASE2_NEW/" \
-e "s/^[[:space:]]\+phase2alg=3des-sha1,aes-sha1,aes256-sha2_512,aes256-sha2_256\$/$PHASE2_NEW/" /etc/ipsec.conf
-e "s/^[[:space:]]\+ike=.\+\$/$IKE_NEW/" \
-e "s/^[[:space:]]\+phase2alg=.\+\$/$PHASE2_NEW/" /etc/ipsec.conf
# Restart IPsec service
service ipsec restart