Files
stack/scripts/common.sh
T
jason.woltje 81f58b15c8 fix(launcher): ensure configured data root before verify mount; docs for M1 (#4)
- verify.sh now calls bootstrap_runtime_dir after load_config; previously a
  reset-then-verify flow let Docker auto-create a root-owned mount source
- common.sh: fail with clear guidance when data root exists but is not writable
- README: configuration section, bootstrap usage, selftest entry point
- BUILD-LOG: Phase 5 entries with corrections

E2E (clean slate): 20/20 selftests; bootstrap idempotent; config-driven
hello/verify MOSAIC_HELLO_OK; negative marker exit 1; reset + rerun green;
config checksum unchanged across the entire flow.

Closes #4
2026-09-02 18:32:50 -05:00

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# Shared helpers for the Mosaic host scripts. Not a documented entry point.
POC_ROOT_MARKER=".mosaic-poc-root"
# Load and validate the Mosaic configuration (config.json), exporting
# MOSAIC_DATA_ROOT, MOSAIC_PROVIDER, and MOSAIC_MODEL.
#
# Fails closed: a missing or invalid configuration aborts the calling
# script before any container or filesystem mutation. Run paths never
# auto-bootstrap; use scripts/bootstrap.sh explicitly.
load_config() {
local config_env
if ! config_env="$(node scripts/mosaic-config.mjs env)"; then
echo "common: configuration load failed" >&2
exit 1
fi
eval "$config_env"
export MOSAIC_DATA_ROOT MOSAIC_PROVIDER MOSAIC_MODEL
MOSAIC_DEV_DIR="$MOSAIC_DATA_ROOT"
}
# Ensure the configured runtime data directory exists and carries this
# project's ownership marker. The marker is what scripts/reset.sh requires
# before it will delete anything.
bootstrap_runtime_dir() {
if [ -d "$MOSAIC_DEV_DIR" ]; then
if [ ! -w "$MOSAIC_DEV_DIR" ] || [ ! -x "$MOSAIC_DEV_DIR" ]; then
echo "bootstrap: $MOSAIC_DEV_DIR exists but is not writable by $(id -un)" >&2
echo "bootstrap: a root-owned directory here is usually leftover from a" >&2
echo "bootstrap: Docker-created mount source; remove it and rerun." >&2
exit 1
fi
else
mkdir -p "$MOSAIC_DEV_DIR"
echo "bootstrap: created $MOSAIC_DEV_DIR"
fi
touch "$MOSAIC_DEV_DIR/$POC_ROOT_MARKER"
}