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If the inventory name of the host exceeds 63 characters,

Browse source 
the openssl tools will fail to create signing requests because
the CN is too long.  This is mainly a problem when FQDNs are used
in the inventory file.

THis will truncate the hostname for the CN field only at the
first dot.  This should handle the issue for most cases.
This commit is contained in:
Greg Althaus 2017-01-13 10:02:23 -06:00
parent 2a61ad1b57
commit 95bf380d07
2 changed files with 9 additions and 5 deletions
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8
roles/etcd/files/make-ssl-etcd.sh
View file

@ -71,14 +71,15 @@ fi
# ETCD member # ETCD member
if [ -n "$MASTERS" ]; then if [ -n "$MASTERS" ]; then
for host in $MASTERS; do for host in $MASTERS; do
cn="${host%%.*}"
# Member key # Member key
openssl genrsa -out member-${host}-key.pem 2048 > /dev/null 2>&1 openssl genrsa -out member-${host}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key member-${host}-key.pem -out member-${host}.csr -subj "/CN=etcd-member-${host}" -config ${CONFIG} > /dev/null 2>&1 openssl req -new -key member-${host}-key.pem -out member-${host}.csr -subj "/CN=etcd-member-${cn}" -config ${CONFIG} > /dev/null 2>&1
openssl x509 -req -in member-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out member-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1 openssl x509 -req -in member-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out member-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1
# Admin key # Admin key
openssl genrsa -out admin-${host}-key.pem 2048 > /dev/null 2>&1 openssl genrsa -out admin-${host}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key admin-${host}-key.pem -out admin-${host}.csr -subj "/CN=etcd-admin-${host}" > /dev/null 2>&1 openssl req -new -key admin-${host}-key.pem -out admin-${host}.csr -subj "/CN=etcd-admin-${cn}" > /dev/null 2>&1
openssl x509 -req -in admin-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out admin-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1 openssl x509 -req -in admin-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out admin-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1
done done
fi fi
@ -86,8 +87,9 @@ fi
# Node keys # Node keys
if [ -n "$HOSTS" ]; then if [ -n "$HOSTS" ]; then
for host in $HOSTS; do for host in $HOSTS; do
cn="${host%%.*}"
openssl genrsa -out node-${host}-key.pem 2048 > /dev/null 2>&1 openssl genrsa -out node-${host}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key node-${host}-key.pem -out node-${host}.csr -subj "/CN=etcd-node-${host}" > /dev/null 2>&1 openssl req -new -key node-${host}-key.pem -out node-${host}.csr -subj "/CN=etcd-node-${cn}" > /dev/null 2>&1
openssl x509 -req -in node-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out node-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1 openssl x509 -req -in node-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out node-${host}.pem -days 365 -extensions ssl_client -extfile ${CONFIG} > /dev/null 2>&1
done done
fi fi

6
roles/kubernetes/secrets/files/make-ssl.sh
View file

@ -82,9 +82,10 @@ fi
if [ -n "$MASTERS" ]; then if [ -n "$MASTERS" ]; then
for host in $MASTERS; do for host in $MASTERS; do
cn="${host%%.*}"
# admin key # admin key
openssl genrsa -out admin-${host}-key.pem 2048 > /dev/null 2>&1 openssl genrsa -out admin-${host}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key admin-${host}-key.pem -out admin-${host}.csr -subj "/CN=kube-admin-${host}" > /dev/null 2>&1 openssl req -new -key admin-${host}-key.pem -out admin-${host}.csr -subj "/CN=kube-admin-${cn}" > /dev/null 2>&1
openssl x509 -req -in admin-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out admin-${host}.pem -days 365 > /dev/null 2>&1 openssl x509 -req -in admin-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out admin-${host}.pem -days 365 > /dev/null 2>&1
done done
fi fi
@ -92,9 +93,10 @@ fi
# Nodes and Admin # Nodes and Admin
if [ -n "$HOSTS" ]; then if [ -n "$HOSTS" ]; then
for host in $HOSTS; do for host in $HOSTS; do
cn="${host%%.*}"
# node key # node key
openssl genrsa -out node-${host}-key.pem 2048 > /dev/null 2>&1 openssl genrsa -out node-${host}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key node-${host}-key.pem -out node-${host}.csr -subj "/CN=kube-node-${host}" > /dev/null 2>&1 openssl req -new -key node-${host}-key.pem -out node-${host}.csr -subj "/CN=kube-node-${cn}" > /dev/null 2>&1
openssl x509 -req -in node-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out node-${host}.pem -days 365 > /dev/null 2>&1 openssl x509 -req -in node-${host}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out node-${host}.pem -days 365 > /dev/null 2>&1
done done
fi fi