feat(spire): auto-provision commented server.conf and agent.conf on boot via spire-init

This commit is contained in:
Tyler Gillispie 2026-08-23 09:12:45 -07:00
parent edf66037ca
commit 3210eb2528

View File

@ -145,10 +145,149 @@ export function generateSpireDockerCompose(): string {
return `version: "3.8" return `version: "3.8"
services: services:
spire-init:
image: \${REG}/library/alpine:3.20
restart: "no"
volumes:
- spire-server-conf:/opt/spire/server/conf
- spire-server-data:/opt/spire/server/data
- spire-agent-conf:/opt/spire/agent/conf
- spire-agent-data:/opt/spire/agent/data
entrypoint:
- /bin/sh
- -c
- |
mkdir -p /opt/spire/server/conf /opt/spire/server/data /opt/spire/agent/conf /opt/spire/agent/data
if [ ! -f /opt/spire/server/conf/server.conf ]; then
echo "Writing default SPIRE server.conf..."
cat << 'EOF' > /opt/spire/server/conf/server.conf
# ==============================================================================
# SPIRE Server Configuration
# Auth-Yes Identity & Access Management Fabric
# ==============================================================================
# This configuration defines the root SPIFFE trust authority for your cluster.
# You can customize trust domains, certificate TTLs, and datastore plugins below.
# ==============================================================================
server {
# Network binding: 0.0.0.0 listens on all internal mesh interfaces.
bind_address = "0.0.0.0"
bind_port = "8081"
# Trust Domain: Identifies the root cryptographic security domain.
# SPIFFE IDs will be generated in the format: spiffe://<trust_domain>/<workload>
trust_domain = "system.local"
# Directory where SPIRE server persists runtime data, datastore, and keys.
data_dir = "/opt/spire/data"
# Logging verbosity: DEBUG, INFO, WARN, ERROR
log_level = "INFO"
# Certificate Authority (CA) Time-to-Live (default: 30 days)
ca_ttl = "720h"
# Default Workload SVID Time-to-Live (default: 1 hour for high-security rotation)
default_x509_svid_ttl = "1h"
}
plugins {
# ----------------------------------------------------------------------------
# DataStore Plugin: Persists SPIFFE registrations, entries, and nodes.
# Default: Embedded SQLite3 datastore inside /opt/spire/data.
# ----------------------------------------------------------------------------
DataStore "sql" {
plugin_data {
database_type = "sqlite3"
connection_string = "/opt/spire/data/datastore.sqlite3"
}
}
# ----------------------------------------------------------------------------
# NodeAttestor Plugin: Verifies identity of SPIRE agents joining the cluster.
# 'join_token' allows dynamic 1-time token enrollment for agents.
# ----------------------------------------------------------------------------
NodeAttestor "join_token" {
plugin_data {}
}
# ----------------------------------------------------------------------------
# KeyManager Plugin: Securely stores the server CA private keys on disk.
# ----------------------------------------------------------------------------
KeyManager "disk" {
plugin_data {
keys_path = "/opt/spire/data/keys.json"
}
}
}
EOF
fi
if [ ! -f /opt/spire/agent/conf/agent.conf ]; then
echo "Writing default SPIRE agent.conf..."
cat << 'EOF' > /opt/spire/agent/conf/agent.conf
# ==============================================================================
# SPIRE Agent Configuration
# Auth-Yes Identity & Access Management Fabric
# ==============================================================================
# The SPIRE Agent runs as a local node daemon, attesting workloads (e.g. Docker
# containers) and serving the Workload API UNIX domain socket.
# ==============================================================================
agent {
# Directory where the SPIRE agent caches SVIDs, bundles, and keys.
data_dir = "/opt/spire/data"
# Logging verbosity: DEBUG, INFO, WARN, ERROR
log_level = "INFO"
# Address and port of the SPIRE Server container within the internal network.
server_address = "spire-server"
server_port = "8081"
# UNIX Domain Socket Path exposed to workloads for zero-trust identity fetching.
socket_path = "/var/run/spire/agent.sock"
# Must match the SPIRE Server's trust_domain.
trust_domain = "system.local"
}
plugins {
# ----------------------------------------------------------------------------
# NodeAttestor Plugin: Authenticates this agent with the SPIRE Server.
# ----------------------------------------------------------------------------
NodeAttestor "join_token" {
plugin_data {}
}
# ----------------------------------------------------------------------------
# KeyManager Plugin: Stores node-level private keys on disk.
# ----------------------------------------------------------------------------
KeyManager "disk" {
plugin_data {
directory = "/opt/spire/data"
}
}
# ----------------------------------------------------------------------------
# WorkloadAttestor Plugin: Inspects running containers on Docker / Podman
# to grant SPIFFE SVIDs based on container image, labels, or names.
# ----------------------------------------------------------------------------
WorkloadAttestor "docker" {
plugin_data {}
}
}
EOF
fi
echo "SPIRE bootstrap configuration initialized successfully."
spire-server: spire-server:
image: \${GHCR_REG}/spiffe/spire-server:1.9.3 image: \${GHCR_REG}/spiffe/spire-server:1.9.3
container_name: spire-server container_name: spire-server
hostname: spire-server hostname: spire-server
depends_on:
spire-init:
condition: service_completed_successfully
networks: networks:
- auth-internal-net - auth-internal-net
volumes: volumes:
@ -161,6 +300,11 @@ services:
container_name: spire-agent container_name: spire-agent
hostname: spire-agent hostname: spire-agent
pid: host pid: host
depends_on:
spire-server:
condition: service_started
spire-init:
condition: service_completed_successfully
networks: networks:
- auth-internal-net - auth-internal-net
volumes: volumes:
@ -169,8 +313,6 @@ services:
- spire-agent-conf:/opt/spire/conf:ro - spire-agent-conf:/opt/spire/conf:ro
- /var/run/docker.sock:/var/run/docker.sock:ro - /var/run/docker.sock:/var/run/docker.sock:ro
command: ["-config", "/opt/spire/conf/agent.conf"] command: ["-config", "/opt/spire/conf/agent.conf"]
depends_on:
- spire-server
volumes: volumes:
spire-server-data: spire-server-data: