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felhom.eu/scripts/tenantsync-usage-harness.sh
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#!/usr/bin/env bash
# tenantsync-usage-harness.sh (v0.65.0, R-5) — Group-A test for the felhom-tenantsync `usage` op.
# Stubs proxmox-backup-manager + df on PATH (real jq), runs the op, and asserts:
# 1. usage → {"status":"ok","total","used","avail"} + exit 0 + ZERO mutation calls.
# 2. provision (regression) → reaches the mutation path (admin-token generate) — the usage op did
# not disturb the case dispatch — and NEVER emits the usage JSON.
# Non-hollow: the stub LOGS every proxmox-backup-manager invocation; the zero-mutation assertion reads it.
set -uo pipefail
HERE="$(cd "$(dirname "$0")" && pwd)"
SCRIPT="$HERE/felhom-tenantsync.sh"
WORK="$(mktemp -d)"
trap 'rm -rf "$WORK"' EXIT
STUB="$WORK/bin"; mkdir -p "$STUB"
export MUTLOG="$WORK/mutations.log"; : > "$MUTLOG"
export CALLLOG="$WORK/calls.log"; : > "$CALLLOG"
DS_PATH="$WORK/ds"; mkdir -p "$DS_PATH"
# Stub proxmox-backup-manager: read-only ops answered; MUTATING subcommands logged to MUTLOG.
cat > "$STUB/proxmox-backup-manager" <<'PBM'
#!/usr/bin/env bash
echo "pbm $*" >> "$CALLLOG"
case "$1 $2" in
"cert info") echo "Fingerprint (sha256): aa:bb:cc:dd" ;;
"datastore list") printf '[{"name":"scratch","path":"/srv/pbs-scratch"},{"name":"felhom-offsite","path":"%s"}]\n' "$DS_PATH" ;;
"prune-job list") echo '[]' ;; # read-only (v1.3.0 usage reads it for `unpruned`)
"user generate-token") echo "MUTATION: $*" >> "$MUTLOG"; echo '{"value":"FAKE-ADMIN-TOKEN"}' ;;
"user delete-token") echo "MUTATION: $*" >> "$MUTLOG" ;;
"acl update") echo "MUTATION: $*" >> "$MUTLOG" ;;
"namespace "*) echo "MUTATION: $*" >> "$MUTLOG" ;;
*) echo "MUTATION: $*" >> "$MUTLOG" ;; # any other subcommand is mutating here
esac
PBM
chmod +x "$STUB/proxmox-backup-manager"
# Stub proxmox-backup-client (used only by the mutating ops; log if invoked).
cat > "$STUB/proxmox-backup-client" <<'PBC'
#!/usr/bin/env bash
echo "MUTATION: pbc $*" >> "$MUTLOG"
PBC
chmod +x "$STUB/proxmox-backup-client"
# Stub df: fixed bytes (total 41943040, used 8388608, avail 33554432 ⇒ 20% full).
cat > "$STUB/df" <<'DF'
#!/usr/bin/env bash
echo "1B-blocks Used Avail"
echo "41943040 8388608 33554432"
DF
chmod +x "$STUB/df"
export DS_PATH CALLLOG MUTLOG
RC=0
fail() { echo "FAIL: $*"; RC=1; }
# --- Test 1: usage op ---
OUT=$(echo '{"op":"usage"}' | PATH="$STUB:$PATH" bash "$SCRIPT" 2>/dev/null); EC=$?
[ "$EC" -eq 0 ] || fail "usage exit $EC (want 0)"
EXP='{"status":"ok","total":41943040,"used":8388608,"avail":33554432,"unpruned_checked":true,"unpruned":[]}'
[ "$OUT" = "$EXP" ] || fail "usage stdout = $OUT (want $EXP)"
if [ -s "$MUTLOG" ]; then fail "usage ran mutations: $(cat "$MUTLOG")"; else echo "PASS: usage emits totals, exit 0, ZERO mutations"; fi
# --- Test 2: provision regression (dispatch intact; usage op did not break the case) ---
: > "$MUTLOG"
POUT=$(echo '{"op":"provision","customer_id":"harness"}' | PATH="$STUB:$PATH" bash "$SCRIPT" 2>/dev/null || true)
grep -q "generate-token" "$MUTLOG" || fail "provision did not reach the mutation path (case dispatch broken by the usage op?)"
case "$POUT" in *'"total"'*) fail "provision leaked the usage shape: $POUT" ;; esac
[ "$RC" -eq 0 ] && echo "PASS: provision still dispatches to the mutation path (regression)"
exit $RC