mirror of
https://github.com/dredx/prole.git
synced 2026-09-27 15:04:30 +00:00
da2f6600ba
- Add k3s start/stop Ansible playbooks and roles. - Implement OpenTofu initialization scripts and k8s manifests. - Update ncurses installer with OpenTofu support and improved k3s integration. - Add mode support (--mode) to etc/ initialization scripts. - Update prole-db with recovery, barman objectstore, and SSH OpenBao support. - Refine k8s manifests for OpenBao and prole-db.
245 lines
7.4 KiB
Bash
Executable File
245 lines
7.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# init_authority.sh
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# Purpose:
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# - Ensure 'authority' namespace exists
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# - Spin up 'dog' container (Ubuntu 24) as primary KDC
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# - Configure KDC with root password and SSH keys from OpenBao
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# - Configure Samba AD authority and administrator account
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# - Save autogenerated administrator password to OpenBao
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SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# Load environment and config via prole_cfg.sh
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# shellcheck disable=SC1090
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source "$SCRIPT_DIR/prole_cfg.sh"
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if [[ "${1:-}" == "--mode" || "${1:-}" == "-m" ]]; then
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prole_set_mode "${2:-}"
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shift 2
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elif [[ "${1:-}" == --mode=* || "${1:-}" == -m=* ]]; then
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prole_set_mode "${1#*=}"
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shift
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fi
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ACTION=${1:-start}
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NAMESPACE_AUTH="authority"
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KDC_NAME="dog"
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KDC_IMAGE="ubuntu:24.04"
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BAO_NAMESPACE="${NAMESPACE:-default}"
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BAO_PATH_PREFIX="prole/${BAO_NAMESPACE}"
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BAO_PATH_ADMIN="${BAO_PATH_PREFIX}/admin"
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BAO_PATH_AUTHORITY="${BAO_PATH_PREFIX}/authority"
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log() { printf '%s\n' "$*"; }
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err() { printf '%s\n' "$*" >&2; }
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ensure_tools() {
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for t in kubectl curl jq base64; do
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command -v "$t" >/dev/null || { err "Missing required tool: $t"; exit 1; }
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done
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}
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ensure_namespace() {
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if ! kubectl get namespace "$NAMESPACE_AUTH" >/dev/null 2>&1; then
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log "Creating namespace '$NAMESPACE_AUTH' ..."
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kubectl create namespace "$NAMESPACE_AUTH"
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fi
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}
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get_openbao_url() {
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if [[ -n "${PROLE_OPENBAO_URL:-}" ]]; then
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echo "$PROLE_OPENBAO_URL"
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elif curl -sS "http://127.0.0.1:18200/v1/sys/health" >/dev/null 2>&1; then
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echo "http://127.0.0.1:18200"
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else
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echo "http://openbao.${NAMESPACE}.svc.cluster.local:8200"
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fi
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}
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get_openbao_token() {
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if [[ -f "$PROLE_SERVICE/secrets/openbao-root-token" ]]; then
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cat "$PROLE_SERVICE/secrets/openbao-root-token"
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else
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echo "${OPENBAO_ROOT_TOKEN:-root}"
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fi
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}
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read_from_bao() {
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local path="$1"
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local key="$2"
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local url
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url=$(get_openbao_url)
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local token
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token=$(get_openbao_token)
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curl -sS -H "X-Vault-Token: $token" "$url/v1/kv/data/$path" | jq -r ".data.data.\"$key\"" || echo ""
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}
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write_to_bao() {
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local path="$1"
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local data="$2"
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local url
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url=$(get_openbao_url)
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local token
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token=$(get_openbao_token)
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curl -sS -H "X-Vault-Token: $token" -H 'Content-Type: application/json' \
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-X POST "$url/v1/kv/data/$path" -d "{\"data\":$data}" >/dev/null
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}
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deploy_dog() {
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log "Deploying '$KDC_NAME' (Ubuntu 24.04) in namespace '$NAMESPACE_AUTH' ..."
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# Fetch secrets from OpenBao
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local root_pass
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root_pass=$(read_from_bao "$BAO_PATH_ADMIN" "root_password")
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if [[ -z "$root_pass" || "$root_pass" == "null" ]]; then
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root_pass=$(openssl rand -hex 16)
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log "Generated new root password for dog server."
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# We need to preserve existing data in prole/admin if we write to it
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local admin_data
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admin_data=$(get_openbao_url | xargs -I {} curl -sS -H "X-Vault-Token: $(get_openbao_token)" "{}/v1/kv/data/$BAO_PATH_ADMIN" | jq -r ".data.data")
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if [[ "$admin_data" == "null" ]]; then
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admin_data="{}"
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fi
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local new_admin_data
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new_admin_data=$(echo "$admin_data" | jq -c ". + {\"root_password\":\"$root_pass\"}")
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write_to_bao "$BAO_PATH_ADMIN" "$new_admin_data"
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fi
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local ssh_pub
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ssh_pub=$(read_from_bao "$BAO_PATH_ADMIN" "admin_public_key_b64" | base64 -d 2>/dev/null || true)
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local ansible_ssh_pub
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# Try to read ansible key from OpenBao, fallback to local file if it exists
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ansible_ssh_pub=$(read_from_bao "$BAO_PATH_ADMIN" "ansible_public_key_b64" | base64 -d 2>/dev/null || true)
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if [[ -z "$ansible_ssh_pub" && -f "$HOME/.ssh/id_ed25519_ansible.pub" ]]; then
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ansible_ssh_pub=$(cat "$HOME/.ssh/id_ed25519_ansible.pub")
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fi
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# Encode SSH keys to avoid YAML parsing issues from multi-line or PEM-style keys
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local ssh_pub_b64
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ssh_pub_b64=$(printf '%s' "$ssh_pub" | tr -d '\r' | base64 | tr -d '\n')
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local ansible_ssh_pub_b64
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ansible_ssh_pub_b64=$(printf '%s' "$ansible_ssh_pub" | tr -d '\r' | base64 | tr -d '\n')
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# Use a separate variable for the YAML to help with debugging and clarity
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local manifest
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manifest=$(cat <<EOF
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: $KDC_NAME
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labels:
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app: $KDC_NAME
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: $KDC_NAME
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template:
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metadata:
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labels:
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app: $KDC_NAME
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spec:
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containers:
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- name: dog
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image: $KDC_IMAGE
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command: ["/bin/bash", "-c"]
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args:
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- |
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apt-get update && apt-get install -y openssh-server krb5-kdc krb5-admin-server samba winbind libpam-winbind libnss-winbind sudo
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mkdir -p /run/sshd
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echo "root:\$root_pass" | chpasswd
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# Setup root SSH
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mkdir -p /root/.ssh
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printf '%s' "$ssh_pub_b64" | base64 -d > /root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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# Setup ansible user
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id ansible >/dev/null 2>&1 || useradd -m -s /bin/bash ansible
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echo 'ansible ALL=(ALL) NOPASSWD:ALL' > /etc/sudoers.d/90-ansible
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chmod 440 /etc/sudoers.d/90-ansible
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# Setup ansible SSH
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mkdir -p /home/ansible/.ssh
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printf '%s' "$ansible_ssh_pub_b64" | base64 -d > /home/ansible/.ssh/authorized_keys
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chmod 600 /home/ansible/.ssh/authorized_keys
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chown -R ansible:ansible /home/ansible/.ssh
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/usr/sbin/sshd -D
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ports:
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- containerPort: 22
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- containerPort: 88
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- containerPort: 464
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- containerPort: 389
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- containerPort: 445
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EOF
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)
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# Debug: log the manifest to a file if needed
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# echo "$manifest" > /tmp/dog-manifest.yaml
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if ! echo "$manifest" | kubectl apply -n "$NAMESPACE_AUTH" -f -; then
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err "Kubectl apply failed. Manifest was:"
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err "$manifest"
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exit 1
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fi
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kubectl rollout status deployment/$KDC_NAME -n "$NAMESPACE_AUTH" --timeout=120s
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}
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configure_authority() {
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log "Configuring Samba AD and Kerberos on '$KDC_NAME' ..."
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local pod_name
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pod_name=$(kubectl get pod -n "$NAMESPACE_AUTH" -l app=$KDC_NAME -o jsonpath='{.items[0].metadata.name}')
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# Provision Samba AD (simplified for version 1)
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# In a real scenario, this would involve samba-tool domain provision
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# We'll generate a password and save it to OpenBao
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local admin_pass
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admin_pass=$(openssl rand -base64 16)
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# Mocking the configuration steps for now as per instructions
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kubectl exec -n "$NAMESPACE_AUTH" "$pod_name" -- bash -c "echo 'Setting up AD...'"
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log "Saving administrator password to OpenBao ..."
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write_to_bao "$BAO_PATH_AUTHORITY" "{\"administrator_password\":\"$admin_pass\"}"
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log "Administrator password saved to kv/$BAO_PATH_AUTHORITY/administrator_password"
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local kdc_ip
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kdc_ip=$(kubectl get svc -n "$NAMESPACE_AUTH" "$KDC_NAME" -o jsonpath='{.spec.clusterIP}' 2>/dev/null || echo "dog.${NAMESPACE_AUTH}.svc.cluster.local")
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log "----------------------------------------------------------"
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log "Kerberos Configuration for prole-db nodes (Version 1):"
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log "KDC Server: $kdc_ip"
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log "Realm: ${KRB5_REALM:-PROLE.ORG}"
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log "Admin Server: $kdc_ip"
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log "----------------------------------------------------------"
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}
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case "$ACTION" in
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start)
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ensure_tools
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ensure_namespace
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deploy_dog
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configure_authority
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;;
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status)
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kubectl get pods,svc -n "$NAMESPACE_AUTH"
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;;
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stop)
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kubectl delete namespace "$NAMESPACE_AUTH"
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;;
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*)
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err "Usage: $0 {start|stop|status}"
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exit 1
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;;
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esac
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