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[FEATURE] Allow custom naming of nodes (#167)

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Co-authored-by: Devin Buhl <onedr0p@users.noreply.github.com>
This commit is contained in:
Hunter CastenandDevin Buhl authored and GitHub committed 2021-12-20 15:28:10 -05:00
1 parent 4e60849dbf
commit b37dbd7c3c
2 files changed
+72 -5
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configure.sh
+60 -5
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@@ -94,6 +94,16 @@ _has_binary() {
}
}
_has_optional_envar() {
local option="${1}"
# shellcheck disable=SC2015
[[ "${!option}" == "" ]] && {
_log "WARN" "Unset optional variable ${option}"
} || {
_log "INFO" "Found variable '${option}' with value '${!option}'"
}
}
_has_envar() {
local option="${1}"
# shellcheck disable=SC2015
@@ -213,6 +223,14 @@ verify_ansible_hosts() {
local node_username=
local node_password=
local node_control=
local node_hostname=
local default_control_node_prefix=
local default_worker_node_prefix=
default_control_node_prefix="BOOTSTRAP_ANSIBLE_DEFAULT_CONTROL_NODE_HOSTNAME_PREFIX"
default_worker_node_prefix="BOOTSTRAP_ANSIBLE_DEFAULT_NODE_HOSTNAME_PREFIX"
_has_optional_envar "${default_control_node_prefix}"
_has_optional_envar "${default_worker_node_prefix}"
for var in "${!BOOTSTRAP_ANSIBLE_HOST_ADDR_@}"; do
node_id=$(echo "${var}" | awk -F"_" '{print $5}')
@@ -220,11 +238,12 @@ verify_ansible_hosts() {
node_username="BOOTSTRAP_ANSIBLE_SSH_USERNAME_${node_id}"
node_password="BOOTSTRAP_ANSIBLE_SUDO_PASSWORD_${node_id}"
node_control="BOOTSTRAP_ANSIBLE_CONTROL_NODE_${node_id}"
node_hostname="BOOTSTRAP_ANSIBLE_HOSTNAME_${node_id}"
_has_envar "${node_addr}"
_has_envar "${node_username}"
_has_envar "${node_password}"
_has_envar "${node_control}"
_has_optional_envar "${node_hostname}"
if ssh -q -o BatchMode=yes -o ConnectTimeout=5 "${!node_username}"@"${!var}" "true"; then
_log "INFO" "Successfully SSH'ed into host '${!var}' with username '${!node_username}'"
@@ -244,21 +263,43 @@ generate_ansible_host_secrets() {
local node_id=
local node_username=
local node_password=
local node_hostname=
default_control_node_prefix=${BOOTSTRAP_ANSIBLE_DEFAULT_CONTROL_NODE_HOSTNAME_PREFIX:-k8s-}
default_worker_node_prefix=${BOOTSTRAP_ANSIBLE_DEFAULT_NODE_HOSTNAME_PREFIX:-k8s-}
for var in "${!BOOTSTRAP_ANSIBLE_HOST_ADDR_@}"; do
node_id=$(echo "${var}" | awk -F"_" '{print $5}')
if [[ "${!node_control}" == "true" ]]; then
node_hostname="BOOTSTRAP_ANSIBLE_HOSTNAME_${node_id}"
host_key="${!node_hostname:-${default_control_node_prefix}}"
if [ "${host_key}" == "${default_control_node_prefix}" ]; then
node_hostname=${default_control_node_prefix}${node_id}
else
node_hostname=${!node_hostname}
fi
else
node_hostname="BOOTSTRAP_ANSIBLE_HOSTNAME_${node_id}"
host_key="${!node_hostname:-${default_worker_node_prefix}}"
if [ "${host_key}" == "${default_worker_node_prefix}" ]; then
node_hostname=${default_worker_node_prefix}${node_id}
else
node_hostname=${!node_hostname}
fi
fi
{
node_username="BOOTSTRAP_ANSIBLE_SSH_USERNAME_${node_id}"
node_password="BOOTSTRAP_ANSIBLE_SUDO_PASSWORD_${node_id}"
printf "kind: Secret\n"
printf "ansible_user: %s\n" "${!node_username}"
printf "ansible_become_pass: %s\n" "${!node_password}"
} > "${PROJECT_DIR}/provision/ansible/inventory/host_vars/k8s-${node_id}.sops.yml"
sops --encrypt --in-place "${PROJECT_DIR}/provision/ansible/inventory/host_vars/k8s-${node_id}.sops.yml"
} > "${PROJECT_DIR}/provision/ansible/inventory/host_vars/${node_hostname}.sops.yml"
sops --encrypt --in-place "${PROJECT_DIR}/provision/ansible/inventory/host_vars/${node_hostname}.sops.yml"
done
}
generate_ansible_hosts() {
local worker_node_count=
default_control_node_prefix=${BOOTSTRAP_ANSIBLE_DEFAULT_CONTROL_NODE_HOSTNAME_PREFIX:-k8s-}
default_worker_node_prefix=${BOOTSTRAP_ANSIBLE_DEFAULT_NODE_HOSTNAME_PREFIX:-k8s-}
{
printf -- "---\n"
printf "kubernetes:\n"
@@ -270,7 +311,14 @@ generate_ansible_hosts() {
node_id=$(echo "${var}" | awk -F"_" '{print $5}')
node_control="BOOTSTRAP_ANSIBLE_CONTROL_NODE_${node_id}"
if [[ "${!node_control}" == "true" ]]; then
printf " k8s-%s:\n" "${node_id}"
node_hostname="BOOTSTRAP_ANSIBLE_HOSTNAME_${node_id}"
host_key="${!node_hostname:-${default_control_node_prefix}}"
if [ "${host_key}" == "${default_control_node_prefix}" ]; then
node_hostname=${default_control_node_prefix}${node_id}
else
node_hostname=${!node_hostname}
fi
printf " %s:\n" "${node_hostname}"
printf " ansible_host: %s\n" "${!var}"
else
worker_node_count=$((worker_node_count+1))
@@ -283,7 +331,14 @@ generate_ansible_hosts() {
node_id=$(echo "${var}" | awk -F"_" '{print $5}')
node_control="BOOTSTRAP_ANSIBLE_CONTROL_NODE_${node_id}"
if [[ "${!node_control}" == "false" ]]; then
printf " k8s-%s:\n" "${node_id}"
node_hostname="BOOTSTRAP_ANSIBLE_HOSTNAME_${node_id}"
host_key="${!node_hostname:-${default_worker_node_prefix}}"
if [ "${host_key}" == "${default_worker_node_prefix}" ]; then
node_hostname=${default_worker_node_prefix}${node_id}
else
node_hostname=${!node_hostname}
fi
printf " %s:\n" "${node_hostname}"
printf " ansible_host: %s\n" "${!var}"
fi
done