Files
mesh-catalog/modules/showcase/module.json
T
jschoubben eed5e8958a A definition names no host path for its own data
Twenty-eight modules' data directories are placed: the root as place ".", a sub-directory named by
its id, and every host-side reference — binds, secrets, own secrets, grants, receives, file paths,
mounts, env-files — as ${dir:<id>}. Resolved on the default root every path is the one the manifest
named before, which the controller's TestPlacedDirectoriesKeepTheirPaths proves over both checkouts;
so no data moves and no machine sees a change. Five directories whose id is not their last segment
keep their path as a placement (novox/hq issue 119, ADR 0112, design 27).
2026-09-30 21:10:18 +02:00

199 lines
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{
"module": "showcase",
"version": "1",
"slug": "show",
"capabilities": [
"container-runtime"
],
"provides": [
{
"name": "greeting",
"scope": "mesh"
}
],
"serves": {
"greeting": {
"path": "/greeting"
}
},
"requires": [
"postgres-database"
],
"binds": {
"postgres-database": "${dir:state}/database.json"
},
"secrets": {
"postgres-database": "${dir:state}/database.secret"
},
"own-secrets": {
"broker": "/var/lib/mesh/showcase/broker"
},
"claims": [
{
"name": "the-showcase",
"scope": "node"
}
],
"emits": [
"greeted",
"acknowledged"
],
"consumes": [
"showcase.greeted"
],
"listens": [
{
"name": "web",
"port": 8080,
"protocol": "tcp",
"from": "mesh",
"why": "the port the daemon itself listens on. The mesh assigns the machine-side number and tells consumers that one (ADR 0038)"
}
],
"build": {
"artifacts": [
{
"name": "code",
"kind": "bundle",
"language": "typescript",
"entrypoints": [
"index.js",
"tools/index.js",
"provisioner/index.js",
"daemon/index.js",
"step/index.js",
"report/index.js"
]
},
{
"name": "files",
"kind": "archive",
"from": "files"
},
{
"name": "helper",
"kind": "upstream",
"from": "alpine@sha256:28bd5fe8b56d1bd048e5babf5b10710ebe0bae67db86916198a6eec434943f8b"
}
]
},
"resources": [
{
"id": "account",
"type": "user",
"name": "showcase",
"shell": "/usr/bin/nologin",
"home": "/var/lib/showcase"
},
{
"id": "logs",
"type": "access",
"path": "/var/log",
"mode": "0755"
},
{
"id": "mesh-state",
"type": "directory",
"path": "/var/lib/mesh/showcase",
"mode": "0700"
},
{
"id": "state",
"type": "directory",
"mode": "0755",
"place": "."
},
{
"id": "settings",
"type": "file",
"path": "${dir:state}/showcase.env",
"mode": "0600",
"content": "SHOWCASE_GREETING=hello\nSHOWCASE_EVERY_SECONDS=30\nSHOWCASE_STATE=/var/lib/showcase\nSHOWCASE_DATABASE=${bound:postgres-database:at}\nSHOWCASE_LISTEN=${port:8080}\n"
},
{
"id": "packed",
"type": "archive",
"path": "/opt/showcase",
"artifact": "files"
},
{
"id": "net",
"type": "network",
"name": "showcase"
},
{
"id": "tooling",
"type": "package",
"package": "jq"
},
{
"id": "migrate",
"type": "process",
"name": "showcase-migrate",
"artifact": "code",
"run": [
"node",
"step/index.js"
],
"run-once": true,
"env-file": [
"${dir:state}/showcase.env"
]
},
{
"id": "server",
"type": "process",
"name": "showcase",
"artifact": "code",
"run": [
"node",
"daemon/index.js"
],
"user": "showcase",
"env-file": [
"${dir:state}/showcase.env"
],
"restart-on": [
"settings"
]
},
{
"id": "reporting",
"type": "process",
"name": "showcase-report",
"artifact": "code",
"run": [
"node",
"report/index.js"
],
"schedule": "0 3 * * *",
"env-file": [
"${dir:state}/showcase.env"
]
},
{
"id": "tools",
"type": "container",
"name": "the-showcase",
"artifact": "helper",
"network": "showcase",
"volumes": [
"/var/lib/mesh/showcase/broker:/run/secrets/broker:ro"
],
"env": {
"MESH_BROKER_FILE": "/run/secrets/broker"
},
"args": [
"sleep",
"infinity"
]
}
],
"seats": [
{
"name": "the-showcase",
"scope": "node"
}
]
}