79 lines
3.3 KiB
Makefile
79 lines
3.3 KiB
Makefile
IMAGE_NAME := opencode-sandbox
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IMAGE_TAG := local
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IMAGE := $(IMAGE_NAME):$(IMAGE_TAG)
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NETWORK_NAME := opencode-sandbox-net
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WORKDIR_NAME := $(notdir $(patsubst %/,%,$(CURDIR)))
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# OpenCode follows the XDG Base Directory spec with three distinct dirs:
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# config (settings/plugins), data (auth.json, opencode.db, snapshots), and
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# state (session/model history, locks) -- data and state are NOT the same
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# directory, despite the similar names.
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CONFIG_DIR := $(HOME)/.config/opencode
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DATA_DIR := $(HOME)/.local/share/opencode
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STATE_DIR := $(HOME)/.local/state/opencode
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# No :Z/:z SELinux suffixes: on macOS the host side (APFS) has no SELinux
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# concept, so the labeling flag would be a meaningless no-op here.
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#
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# Known virtiofs caveat (default podman-machine file share on macOS/applehv):
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# inotify file-change events don't propagate into the container. Not a
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# blocker for this sandbox, just a rough edge if a tool relies on watching
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# /workspace for live changes.
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RUN_FLAGS := \
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--rm -it \
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--userns=keep-id \
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--network $(NETWORK_NAME) \
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--network-alias $(WORKDIR_NAME) \
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-v $(CURDIR):/workspace \
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-v $(CONFIG_DIR):/home/dev/.config/opencode \
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-v $(DATA_DIR):/home/dev/.local/share/opencode \
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-v $(STATE_DIR):/home/dev/.local/state/opencode \
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-w /workspace
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.PHONY: build opencode shell install
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# Only relevant on macOS, where podman requires a running VM ("podman
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# machine"). Handles "machine exists but stopped" -> start it. Does NOT
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# handle "no machine exists at all" -- that needs a one-time manual
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# `podman machine init`, left as a documented prerequisite since it's a
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# heavier, resource-allocating operation.
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#
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# Written as a single shell line deliberately: macOS ships GNU Make 3.81
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# (frozen pre-GPLv3), which predates `.ONESHELL:` (added in 3.82). Without
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# it, Make runs a separate shell per newline in the *expanded* recipe text,
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# which would split an if/then/fi block from a multi-line variable across
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# unrelated shell invocations and break it. A single logical line sidesteps
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# the issue entirely and works on any Make version.
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define ENSURE_MACHINE
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[ "$$(uname -s)" != "Darwin" ] || podman machine list --format '{{.Running}}' 2>/dev/null | grep -q '^true$$' || { echo "==> No running podman machine found; starting default machine..."; podman machine start; }
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endef
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# Idempotent: creates the shared cross-container network once, reused on
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# every subsequent invocation. Any other Podman dev container joined to this
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# same network name can resolve and reach this sandbox by its workdir alias.
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define ENSURE_NETWORK
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podman network exists $(NETWORK_NAME) || podman network create $(NETWORK_NAME)
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endef
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build:
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@$(ENSURE_MACHINE)
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podman build -t $(IMAGE) -f Containerfile .
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opencode:
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@$(ENSURE_MACHINE)
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@$(ENSURE_NETWORK)
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podman run $(RUN_FLAGS) $(IMAGE) opencode
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shell:
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@$(ENSURE_MACHINE)
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@$(ENSURE_NETWORK)
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podman run $(RUN_FLAGS) $(IMAGE) bash
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# Builds the image, then installs a global `opencode-sandbox` shortcut on
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# the host (see scripts/install-shortcut.sh for what "installs" means -- a
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# shim in ~/.local/bin plus a PATH edit for the user's login shell). Kept out
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# of the recipe itself: multi-line shell-with-conditionals in a Make recipe
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# means doubling every $ as $$ and fighting Make's per-line shell splitting
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# (see the ENSURE_MACHINE comment above) -- not worth it for something this
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# size.
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install: build
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sh scripts/install-shortcut.sh "$(CURDIR)"
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