conflow/tlaiser.toml at main · hyperpolymath/conflow · GitHub

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# SPDX-License-Identifier: MIT OR Apache-2.0
# tlaiser manifest for conflow

[project]
name = "conflow"
version = "0.1.0"
description = "State machines for the conflow configuration validation pipeline orchestrator"

# ── Pipeline stage execution ──────────────────────────────────────────────────
# Source: src/pipeline/executor.rs, src/pipeline/definition.rs
# Stages transition: Pending -> (CacheHit | Running) -> (Succeeded | Failed)
# Skipped is a terminal state when dry_run=true or condition not met.

[[state-machines]]
name = "StageExecution"
states = ["Pending", "CacheHit", "Running", "Succeeded", "Failed", "Skipped"]
initial-state = "Pending"
description = "Lifecycle of a single pipeline stage during execution. Includes cache lookup, execution, and allow_failure handling."

  [[state-machines.variables]]
  name = "allow_failure"
  init = "FALSE"
  type = "BOOLEAN"

  [[state-machines.variables]]
  name = "cache_enabled"
  init = "TRUE"
  type = "BOOLEAN"

  [[state-machines.transitions]]
  from = "Pending"
  to = "Skipped"
  label = "dry_run_or_condition_false"

  [[state-machines.transitions]]
  from = "Pending"
  to = "CacheHit"
  label = "cache_lookup_hit"
  guard = "cache_enabled = TRUE"

  [[state-machines.transitions]]
  from = "Pending"
  to = "Running"
  label = "cache_miss_or_disabled"

  [[state-machines.transitions]]
  from = "CacheHit"
  to = "Succeeded"
  label = "cache_result_applied"

  [[state-machines.transitions]]
  from = "Running"
  to = "Succeeded"
  label = "executor_succeeds"

  [[state-machines.transitions]]
  from = "Running"
  to = "Failed"
  label = "executor_fails"
  guard = "allow_failure = FALSE"

  [[state-machines.transitions]]
  from = "Running"
  to = "Succeeded"
  label = "executor_fails_but_allowed"
  guard = "allow_failure = TRUE"

# ── Cache invalidation ────────────────────────────────────────────────────────
# Source: src/pipeline/definition.rs CacheInvalidation enum,
#         src/cache/filesystem.rs
# Cache entry: Fresh -> Stale -> Absent (evicted)

[[state-machines]]
name = "CacheEntry"
states = ["Absent", "Fresh", "Stale"]
initial-state = "Absent"
description = "Cache entry lifecycle for a pipeline stage result. Entries are keyed by content hash or mtime."

  [[state-machines.variables]]
  name = "invalidation_policy"
  init = "0"
  type = "INTEGER"

  [[state-machines.transitions]]
  from = "Absent"
  to = "Fresh"
  label = "store_result"

  [[state-machines.transitions]]
  from = "Fresh"
  to = "Stale"
  label = "content_hash_changed"
  guard = "invalidation_policy = 0"

  [[state-machines.transitions]]
  from = "Fresh"
  to = "Stale"
  label = "mtime_changed"
  guard = "invalidation_policy = 1"

  [[state-machines.transitions]]
  from = "Stale"
  to = "Fresh"
  label = "store_new_result"

  [[state-machines.transitions]]
  from = "Fresh"
  to = "Absent"
  label = "cache_clear"

  [[state-machines.transitions]]
  from = "Stale"
  to = "Absent"
  label = "cache_clear"

# ── Safety properties ─────────────────────────────────────────────────────────

[[properties]]
name = "SucceededStageNeverReruns"
kind = "safety"
formula = "[][StageExecution = Succeeded => UNCHANGED StageExecution]_StageExecution"

[[properties]]
name = "FailedStagePropagates"
kind = "safety"
formula = "[](StageExecution = Failed => allow_failure = FALSE)"

[[properties]]
name = "PipelineEventuallyTerminates"
kind = "liveness"
formula = "<>(StageExecution = Succeeded \\/ StageExecution = Failed \\/ StageExecution = Skipped)"

[tlc]
workers = 4
max-states = 100000
symmetry = false