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Redis-Cluster: Ensure Proper Host Resolution (#14567)

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Ensure that cluster setup scripts support proper DNS
resolution of Redis nodes running on nonstandard ports.

Signed-off-by: James Lucas <jaymell@users.noreply.github.com>

Signed-off-by: James Lucas <jaymell@users.noreply.github.com>
This commit is contained in:
James Lucas
2022-12-15 04:10:15 -06:00
committed by GitHub
parent d13f1d92c8
commit 5902dab67e
2 changed files with 8 additions and 4 deletions
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6
bitnami/redis-cluster/6.2/debian-11/rootfs/opt/bitnami/scripts/librediscluster.sh
View File

@@ -201,7 +201,8 @@ redis_cluster_update_ips() {
if [[ ! -f "${REDIS_DATA_DIR}/nodes.sh" ]]; then
# It is the first initialization so store the nodes
for node in "${nodes[@]}"; do
ip=$(wait_for_dns_lookup "$node" "$REDIS_DNS_RETRIES" 5)
read -r -a host_and_port <<< "$(to_host_and_port "$node")"
ip=$(wait_for_dns_lookup "${host_and_port[0]}" "$REDIS_DNS_RETRIES" 5)
host_2_ip_array["$node"]="$ip"
done
echo "Storing map with hostnames and IPs"
@@ -211,7 +212,8 @@ redis_cluster_update_ips() {
. "${REDIS_DATA_DIR}/nodes.sh"
# Update the IPs in the nodes.conf
for node in "${nodes[@]}"; do
newIP=$(wait_for_dns_lookup "$node" "$REDIS_DNS_RETRIES" 5)
read -r -a host_and_port <<< "$(to_host_and_port "$node")"
newIP=$(wait_for_dns_lookup "${host_and_port[0]}" "$REDIS_DNS_RETRIES" 5)
# The node can be new if we are updating the cluster, so catch the unbound variable error
if [[ ${host_2_ip_array[$node]+true} ]]; then
echo "Changing old IP ${host_2_ip_array[$node]} by the new one ${newIP}"

6
bitnami/redis-cluster/7.0/debian-11/rootfs/opt/bitnami/scripts/librediscluster.sh
View File

@@ -201,7 +201,8 @@ redis_cluster_update_ips() {
if [[ ! -f "${REDIS_DATA_DIR}/nodes.sh" ]]; then
# It is the first initialization so store the nodes
for node in "${nodes[@]}"; do
ip=$(wait_for_dns_lookup "$node" "$REDIS_DNS_RETRIES" 5)
read -r -a host_and_port <<< "$(to_host_and_port "$node")"
ip=$(wait_for_dns_lookup "${host_and_port[0]}" "$REDIS_DNS_RETRIES" 5)
host_2_ip_array["$node"]="$ip"
done
echo "Storing map with hostnames and IPs"
@@ -211,7 +212,8 @@ redis_cluster_update_ips() {
. "${REDIS_DATA_DIR}/nodes.sh"
# Update the IPs in the nodes.conf
for node in "${nodes[@]}"; do
newIP=$(wait_for_dns_lookup "$node" "$REDIS_DNS_RETRIES" 5)
read -r -a host_and_port <<< "$(to_host_and_port "$node")"
newIP=$(wait_for_dns_lookup "${host_and_port[0]}" "$REDIS_DNS_RETRIES" 5)
# The node can be new if we are updating the cluster, so catch the unbound variable error
if [[ ${host_2_ip_array[$node]+true} ]]; then
echo "Changing old IP ${host_2_ip_array[$node]} by the new one ${newIP}"