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mesh-delivery/contracts/parts/build-step.json
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{
"format": 1,
"part": "build-step",
"description": "What the three build seats share: the verbs that read and steer a node's builds, and the layouts of the asks they accept and the steps they keep. A seat lists its states against these (a part carries no states).",
"verbs": [
{
"name": "current",
"description": "The asks this node runs now (each ask's id, kind, module and when it started), its build capacity, and whether it is paused, taking no new ask.",
"input": {
"type": "object",
"properties": {}
},
"answer": {
"type": "object",
"description": "the steps running, the capacity and whether paused"
}
},
{
"name": "pause",
"description": "Take no new ask on this node until resumed; an ask running here ends in its place. Kept across a restart of the build module. A capacity of 0 is the lasting way to keep a node from building.",
"input": {
"type": "object",
"properties": {}
},
"answer": {
"type": "object",
"description": "whether the node is paused"
}
},
{
"name": "resume",
"description": "Take asks again on this node.",
"input": {
"type": "object",
"properties": {}
},
"answer": {
"type": "object",
"description": "whether the node is paused"
}
}
],
"defs": {
"StepAsk": {
"type": "object",
"properties": {
"v": {
"type": "integer",
"description": "the layout version"
},
"id": {
"type": "string"
},
"kind": {
"type": "string",
"description": "build, check or compose"
},
"language": {
"type": "string",
"description": "go, typescript or image"
},
"asker": {
"type": "string"
},
"at": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
},
"build": {
"type": "object",
"properties": {
"module": {
"type": "string"
},
"path": {
"type": "string"
},
"fp": {
"type": "string"
},
"fetch": {
"$ref": "#/defs/Fetch"
},
"artifacts": {
"type": "array",
"items": {
"$ref": "#/defs/AskArtifact"
}
},
"publish": {
"type": "boolean"
},
"toolchain": {
"$ref": "#/defs/ToolchainUsed"
}
},
"required": [
"module",
"artifacts"
]
},
"check": {
"type": "object",
"properties": {
"fetch": {
"$ref": "#/defs/Fetch"
},
"levels": {
"type": "array",
"items": {
"type": "string",
"description": "unit or integration"
}
},
"kept": {
"type": "boolean"
},
"runner": {
"type": "string"
},
"runner_when": {
"type": "string"
},
"run": {
"type": "string"
},
"packages": {
"type": "array",
"items": {
"type": "string"
}
},
"toolchain": {
"$ref": "#/defs/ToolchainUsed",
"description": "the toolchain the checker agreed for the language (ADR 0584 clause 2): a node on another declines the check"
},
"node-names": {
"type": "array",
"items": {
"type": "string"
},
"description": "the node names the check's tests run against"
}
},
"required": [
"fetch",
"levels"
]
},
"compose": {
"type": "object",
"properties": {
"fetch": {
"$ref": "#/defs/Fetch"
},
"dir": {
"type": "string"
},
"package": {
"type": "string"
},
"request": {
"description": "the compose-candidate request"
},
"reader": {
"type": "string"
}
},
"required": [
"fetch",
"dir",
"package",
"request"
]
},
"needs": {
"type": "array",
"items": {
"type": "string"
}
},
"packages": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"description": "package to the tagged version a build pins"
}
},
"required": [
"id",
"kind",
"language",
"asker"
],
"description": "one ask of a build module"
},
"BuildAnswer": {
"type": "object",
"properties": {
"artifacts": {
"type": "array",
"items": {
"$ref": "#/defs/BuiltArtifact"
}
},
"toolchain": {
"$ref": "#/defs/ToolchainUsed"
},
"imports": {
"type": "array",
"items": {
"type": "string"
}
},
"out-of-step": {
"type": "array",
"items": {
"type": "string"
}
}
},
"required": [
"artifacts"
]
},
"CheckAnswer": {
"type": "object",
"properties": {
"fetch": {
"$ref": "#/defs/FetchAnswer"
},
"levels": {
"type": "array",
"items": {
"$ref": "#/defs/LevelAnswer"
}
}
},
"required": [
"fetch"
]
},
"ComposeAnswer": {
"type": "object",
"properties": {
"built": {
"type": "boolean"
},
"key": {
"type": "string"
},
"verdict": {
"description": "the compose-candidate verdict"
}
},
"required": [
"built"
]
},
"Step": {
"type": "object",
"properties": {
"v": {
"type": "integer",
"description": "the layout version"
},
"id": {
"type": "string"
},
"tool": {
"type": "string"
},
"node": {
"type": "string"
},
"state": {
"type": "string",
"description": "running, passed, failed or refused"
},
"started": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
},
"ended": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
},
"reason": {
"type": "string"
},
"result": {
"$ref": "#/defs/StepResult"
},
"what": {
"type": "string"
},
"phase": {
"type": "string"
},
"phase-at": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
},
"owner": {
"type": "string"
}
},
"required": [
"id",
"tool",
"node",
"state",
"started"
],
"description": "one step a build module runs on a node"
},
"Toolchain": {
"type": "object",
"properties": {
"v": {
"type": "integer",
"description": "the layout version"
},
"language": {
"type": "string",
"description": "go or typescript"
},
"version": {
"type": "string"
},
"recipe": {
"type": "string"
},
"at": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
}
},
"required": [
"language",
"version",
"recipe"
],
"description": "the toolchain a node reports"
},
"Pause": {
"type": "object",
"properties": {
"v": {
"type": "integer",
"description": "the layout version"
},
"paused": {
"type": "boolean"
},
"by": {
"type": "string"
},
"at": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
}
},
"required": [
"paused"
],
"description": "whether the node takes no new ask"
},
"Capacity": {
"type": "object",
"properties": {
"v": {
"type": "integer",
"description": "the layout version"
},
"effective": {
"type": "integer"
},
"configured": {
"type": "integer"
},
"configured-from": {
"type": "string"
},
"quota-cores": {
"type": "number"
},
"quota-from": {
"type": "string"
},
"cores-per-step": {
"type": "number"
},
"by-cpu": {
"type": "integer"
},
"build-hours": {
"type": "string"
},
"outside-hours": {
"type": "boolean"
},
"build-hours-fault": {
"type": "string"
},
"ineligible": {
"type": "string"
},
"why": {
"type": "string"
},
"at": {
"type": "string",
"description": "when (RFC 3339 time)",
"format": "date-time"
}
},
"required": [
"effective",
"configured",
"why"
],
"description": "how many steps the node runs at once"
},
"Fetch": {
"type": "object",
"description": "what a build module's fetch tool is asked: the repository and the full commit, the pull request's ref when only its head carries the commit, the trunk commit to merge onto for a merge preview, the module's directory and named paths, the mesh packages to build against, and the sibling repositories placed beside",
"properties": {
"repository": {
"type": "string",
"description": "<owner>/<name>"
},
"commit": {
"type": "string",
"description": "the full commit"
},
"ref": {
"type": "string",
"description": "the pull request's ref, when only its head carries the commit"
},
"base": {
"type": "string",
"description": "the trunk commit a merge preview merges onto"
},
"dir": {
"type": "string",
"description": "the module's directory in the repository (\".\" for its root), with paths"
},
"paths": {
"type": "array",
"items": {
"type": "string"
},
"description": "the paths the module names, relative to dir"
},
"packages": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"description": "the version (a full commit) of each mesh package to build against, by its module path"
},
"beside": {
"type": "array",
"items": {
"type": "object",
"properties": {
"repository": {
"type": "string"
},
"commit": {
"type": "string"
}
},
"required": [
"repository",
"commit"
]
},
"description": "the sibling repositories placed beside the fetched tree"
}
},
"required": [
"repository",
"commit"
]
},
"ToolchainUsed": {
"type": "object",
"properties": {
"language": {
"type": "string"
},
"version": {
"type": "string"
},
"recipe": {
"type": "string"
}
},
"required": [
"language",
"version",
"recipe"
],
"description": "the toolchain a build was made with: the language, the installed version and the build module's recipe"
},
"AskArtifact": {
"type": "object",
"properties": {
"artifact": {
"type": "string"
},
"from": {
"type": "string"
},
"seat": {
"type": "string"
},
"version": {
"type": "string"
}
},
"required": [
"artifact"
],
"description": "one artifact of a build ask: built from the fetched tree, or copied from an upstream pin"
},
"BuiltArtifact": {
"type": "object",
"properties": {
"artifact": {
"type": "string"
},
"digest": {
"type": "string"
},
"reference": {
"type": "string"
}
},
"required": [
"artifact",
"digest"
],
"description": "one artifact a build made: its digest and the reference it was published under"
},
"LevelAnswer": {
"type": "object",
"properties": {
"level": {
"type": "string"
},
"judged": {
"type": "string"
},
"digest": {
"type": "object",
"properties": {
"level": {
"type": "string"
},
"packages": {
"type": "array",
"items": {
"type": "object",
"properties": {
"package": {
"type": "string"
},
"digest": {
"type": "string"
}
},
"required": [
"package",
"digest"
]
}
},
"beside": {
"type": "array",
"items": {
"type": "string"
}
},
"without_tests": {
"type": "array",
"items": {
"type": "string"
}
},
"judged_by": {
"type": "string"
},
"needs": {
"type": "array",
"items": {
"type": "object",
"properties": {
"package": {
"type": "string"
},
"needs": {
"type": "array",
"items": {
"type": "string"
}
}
}
}
}
}
},
"kept": {
"type": "array",
"items": {
"type": "object",
"properties": {
"package": {
"type": "string"
},
"digest": {
"type": "string"
},
"tests": {
"type": "integer"
}
}
}
},
"tests": {
"type": "array",
"items": {
"description": "one test's result"
}
},
"unmet": {
"type": "array",
"items": {
"type": "object",
"properties": {
"package": {
"type": "string"
},
"needs": {
"type": "array",
"items": {
"type": "string"
}
}
}
}
}
},
"required": [
"level"
],
"description": "one level of a check ask: the digest's answer, the kept verdicts taken, one test result per test step run, and the packages the node could not test"
},
"StepResult": {
"type": "object",
"description": "what a step answered, by the kind of ask: a build's artifacts, toolchain, imports and out-of-step modules; a check's fetch and levels; a compose's built, key and verdict; a declined ask's declined, needs and lacks. The fields of the kinds do not meet, so one layout holds the four",
"properties": {
"artifacts": {
"type": "array",
"items": {
"$ref": "#/defs/BuiltArtifact"
}
},
"toolchain": {
"$ref": "#/defs/ToolchainUsed"
},
"imports": {
"type": "array",
"items": {
"type": "string"
}
},
"out-of-step": {
"type": "array",
"items": {
"type": "string"
}
},
"fetch": {
"$ref": "#/defs/FetchAnswer"
},
"levels": {
"type": "array",
"items": {
"$ref": "#/defs/LevelAnswer"
}
},
"built": {
"type": "boolean"
},
"key": {
"type": "string"
},
"verdict": {
"description": "the compose-candidate verdict (the composer's own layout)"
},
"declined": {
"type": "boolean",
"description": "the holder declined the ask: its node lacks what the ask needs"
},
"needs": {
"type": "array",
"items": {
"type": "string"
},
"description": "what the declined ask needs"
},
"lacks": {
"type": "array",
"items": {
"type": "string"
},
"description": "what the holder's node lacks of it"
}
}
},
"ModuleTree": {
"type": "object",
"description": "the tree of one module directory in a merge preview: its git tree, the digest of its manifest, the lock files' digests and the digests of the named paths",
"properties": {
"tree": {
"type": "string"
},
"manifest": {
"type": "string"
},
"locks": {
"type": "object",
"additionalProperties": {
"type": "string"
}
},
"paths": {
"type": "object",
"additionalProperties": {
"type": "string"
}
},
"packages": {
"type": "array",
"items": {
"type": "string"
},
"description": "no longer filled (ADR 0593 section 2); kept so a preview written before still reads"
}
},
"required": [
"tree",
"manifest"
]
},
"Program": {
"type": "object",
"description": "a changed file that is a compiled program (issue 1577): its path, its executable format, and the commit of the branch that added it when the merge's tree no longer holds it",
"properties": {
"path": {
"type": "string"
},
"kind": {
"type": "string",
"description": "ELF, Mach-O or PE"
},
"commit": {
"type": "string"
}
},
"required": [
"path",
"kind"
]
},
"PlacedBeside": {
"type": "object",
"description": "a sibling repository placed as a plain directory under the workspace's beside directory",
"properties": {
"repository": {
"type": "string"
},
"commit": {
"type": "string"
},
"dir": {
"type": "string"
}
},
"required": [
"repository",
"commit",
"dir"
]
},
"TakenVersion": {
"type": "object",
"description": "of a directory whose go.mod requires an asked mesh package, the version it is built against: the asked one, or go.mod's when it names a newer one, said",
"properties": {
"dir": {
"type": "string"
},
"package": {
"type": "string"
},
"asked": {
"type": "string"
},
"named": {
"type": "string"
},
"built": {
"type": "string"
},
"sum": {
"type": "string"
},
"said": {
"type": "string"
}
},
"required": [
"dir",
"package",
"asked",
"named",
"built"
]
},
"FetchRefusal": {
"type": "object",
"description": "a TypeScript module whose packages the fetch did not install, with why",
"properties": {
"module": {
"type": "string"
},
"reason": {
"type": "string"
}
},
"required": [
"module",
"reason"
]
},
"FetchAnswer": {
"type": "object",
"description": "what a build module's fetch tool answers, whole: the workspace it made, the commit in it, the module directories found; and, when the call gave a base, the merge preview (the trunk commit, the merge commit, the files that conflict, the paths the merge changes, the compiled programs among them, the tree of each module directory). A head that does not merge cleanly is an answer, not an error: merge is empty and conflicts names the files. The Go module adds the sibling repositories placed and the package versions taken; the TypeScript module the directories installed and refused and the group's package",
"properties": {
"workspace": {
"type": "string"
},
"commit": {
"type": "string"
},
"modules": {
"type": "array",
"items": {
"type": "string"
}
},
"base": {
"type": "string"
},
"merge": {
"type": "string"
},
"conflicts": {
"type": "array",
"items": {
"type": "string"
}
},
"changed": {
"type": "array",
"items": {
"type": "string"
}
},
"programs": {
"type": "array",
"items": {
"$ref": "#/defs/Program"
}
},
"trees": {
"type": "object",
"additionalProperties": {
"$ref": "#/defs/ModuleTree"
}
},
"beside": {
"type": "array",
"items": {
"$ref": "#/defs/PlacedBeside"
}
},
"packages": {
"type": "array",
"items": {
"$ref": "#/defs/TakenVersion"
}
},
"installed": {
"type": "array",
"items": {
"type": "string"
}
},
"refused": {
"type": "array",
"items": {
"$ref": "#/defs/FetchRefusal"
}
},
"group": {
"type": "string"
}
},
"required": [
"workspace",
"commit",
"modules"
]
}
}
}