98 lines
5.4 KiB
Plaintext
98 lines
5.4 KiB
Plaintext
# The dev loop. `make tilt` from the project root, or `cd ctrl && tilt up`.
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# Works unedited; replace the two EXAMPLES and add yours in the marked sections.
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# rig supplies this file but does not own it, and nothing here names this directory.
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# Notes: docs/notes/Tiltfile.md
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# ── who we are, and on which ports ─────────────────────────────────────────
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# Asked of ctrl/ports.sh (via lib/config.sh), never recomputed here in Starlark.
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_facts = str(local('bash ports.sh active', quiet=True)).split()
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CLUSTER = _facts[0]
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CTX = _facts[1]
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HTTP = _facts[2]
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HTTPS = _facts[3]
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TILT = _facts[4]
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REGISTRY = _facts[5]
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# Where the manifests live (MANIFESTS_DIR, see k8s/README.md).
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# The value is REPO-ROOT relative and this file runs in ctrl/, so prefix '../'.
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MANIFESTS = '../' + _facts[6]
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# ── refuse to deploy into the wrong cluster ────────────────────────────────
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# Tilt fixes the context before parsing this file, so it can only be refused here.
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# `make tilt` passes --context; this catches a bare `tilt up`.
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allow_k8s_contexts(CTX)
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if k8s_context() != CTX:
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fail("Wrong kubectl context: '%s'. This is %s — run: make tilt, or tilt up --context %s"
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% (k8s_context(), CLUSTER, CTX))
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# The namespace has to exist before anything lands in it, and kustomize does not
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# guarantee ordering across resources. Creating it here is idempotent.
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local('kubectl --context %s create namespace %s --dry-run=client -o yaml | kubectl --context %s apply -f -'
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% (CTX, CLUSTER, CTX), quiet=True)
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# ── images go to this environment's own registry ───────────────────────────
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# Fail closed: name the registry rather than let Tilt infer it, or a miss pushes
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# an unqualified image to docker.io.
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default_registry('localhost:' + REGISTRY)
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k8s_yaml(kustomize(MANIFESTS))
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# ── Images ─────────────────────────────────────────────────────────────────
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# (nothing yet — rig's examples run upstream images. Add docker_build calls here.)
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# ── Resources ──────────────────────────────────────────────────────────────
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# (nothing yet — add k8s_resource calls here to name and order what you deploy.)
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# Everything with no dev loop of its own, gathered so it does not clutter the UI.
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k8s_resource(
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objects=[CLUSTER + ':namespace'],
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new_name='infra',
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)
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# ═══════════════════════════════════════════════════════════════════════════
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# Catalogue — paste what you need, delete the rest.
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# Commented out so this file runs as-is.
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# ═══════════════════════════════════════════════════════════════════════════
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#
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# ── build an image ─────────────────────────────────────────────────────────
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# context= is the REPO ROOT ('..'); dockerfile= is relative to THIS file (ctrl/).
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# So every COPY is repo-root relative, even for files beside the Dockerfile.
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#
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# docker_build(
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# CLUSTER + '-api', # must match `image:` in the manifest —
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# context='..', # that string is the only thing
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# dockerfile='Dockerfile.api', # connecting the two
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# ignore=['.git', 'def', '.venv', 'node_modules', '__pycache__'],
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# live_update=[sync('../api', '/app/api')],
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# )
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#
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# ── name and order a resource ──────────────────────────────────────────────
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# k8s_resource('api', resource_deps=['postgres'], labels=['app'])
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# k8s_resource('gateway', resource_deps=['api', 'ui'], labels=['app'])
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#
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# ── reload the gateway when its config changes ─────────────────────────────
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# A hash-less configMapGenerator ConfigMap never changes name, so edits do NOT
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# roll the pod on their own.
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#
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# local_resource(
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# 'gateway-reload',
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# cmd='kubectl --context %s -n %s rollout restart deployment/gateway' % (CTX, CLUSTER),
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# deps=['k8s/base/Caddyfile'],
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# resource_deps=['gateway'],
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# auto_init=False,
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# )
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#
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# ── an overlay whose secretGenerator reads outside its own directory ───────
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# kustomize refuses to read above the kustomization root unless told to. Only
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# add this if you actually have such a generator; it loosens a safety check.
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#
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# k8s_yaml(kustomize(MANIFESTS, flags=['--load-restrictor=LoadRestrictionsNone']))
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#
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# ── reach a service directly, bypassing the gateway ────────────────────────
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# Prefer the gateway; host ports are shared machine-wide. If you need one, take it
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# from this environment's own port block.
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#
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# k8s_resource('postgres', port_forwards=[str(int(HTTP) + 5) + ':5432'])
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