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329 lines (314 loc) · 14.5 KB
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// @ts-check
/// <reference types="@actions/github-script" />
const { iterateJsonlEvents } = require("./jsonl_helpers.cjs");
/** @typedef {import("./types/agent_session").SessionEvent} SessionEvent */
const { createEngineLogParser, generateConversationMarkdown, generateInformationSection, buildStepSummaryDetailsSection, formatInitializationSummary, formatToolUse, AWF_INFRA_LINE_RE } = require("./log_parser_shared.cjs");
const { projectSessionResult, createSessionEvent, accumulateSessionUsage, isTokenCount, normalizeAgentSession, normalizeSessionUsage } = require("./agent_session.cjs");
const { normalizeCopilotSession } = require("./copilot_session.cjs");
const main = createEngineLogParser({
parserName: "Copilot",
parseFunction: parseCopilotLog,
supportsDirectories: true,
});
const AWF_TOKEN_WARNING_RE = /\[AWF TOKEN WARNING\][^\n\r]+/g;
/** @param {Array<any>} logEntries @returns {string[]} */
function extractAwfTokenWarnings(logEntries) {
/** @type {string[]} */
const warnings = [];
const seen = new Set();
const visit = value => {
if (typeof value === "string") {
for (const match of value.match(AWF_TOKEN_WARNING_RE) ?? []) {
const normalized = match.trim();
if (!seen.has(normalized)) {
seen.add(normalized);
warnings.push(normalized);
}
}
} else if (Array.isArray(value)) {
for (const item of value) visit(item);
} else if (value && typeof value === "object") {
for (const key of ["text", "message", "content", "system", "data"]) visit(value[key]);
}
};
for (const entry of logEntries) {
if (entry.type !== "user.message") visit(entry);
}
return warnings;
}
/**
* @param {string} logContent
* @returns {{markdown: string, logEntries: SessionEvent[], mcpFailures?: string[], maxTurnsHit?: boolean}}
*/
function parseCopilotLog(logContent) {
let logEntries;
try {
logEntries = JSON.parse(logContent);
if (!Array.isArray(logEntries)) throw new Error("Not a JSON array");
} catch {
logEntries = parseDebugLogFormat(logContent);
}
let canonicalLogEntries = normalizeCopilotSession(logEntries);
if (!canonicalLogEntries.length) canonicalLogEntries = normalizeCopilotSession(parsePrettyPrintFormat(logContent));
if (!canonicalLogEntries.length) {
return { markdown: buildStepSummaryDetailsSection("Agent Log Summary", "Log format not recognized as Copilot JSON array or JSONL."), logEntries: [] };
}
const conversationResult = generateConversationMarkdown(canonicalLogEntries, {
includeInformation: false,
formatToolCallback: (toolUse, toolResult) => formatToolUse(toolUse, toolResult, { includeDetailedParameters: false }),
formatInitCallback: initEntry =>
formatInitializationSummary(initEntry, {
includeSlashCommands: false,
modelInfoCallback: entry => {
if (!entry.model_info) return "";
const modelInfo = entry.model_info;
let markdown = "";
if (modelInfo.name) {
markdown += `**Model Name:** ${modelInfo.name}`;
if (modelInfo.vendor) markdown += ` (${modelInfo.vendor})`;
markdown += "\n\n";
}
if (modelInfo.billing) {
const billing = modelInfo.billing;
if (billing.is_premium === true) {
markdown += "**Premium Model:** Yes";
if (billing.multiplier && billing.multiplier !== 1) markdown += ` (${billing.multiplier}x cost multiplier)`;
markdown += "\n";
if (Array.isArray(billing.restricted_to) && billing.restricted_to.length) markdown += `**Required Plans:** ${billing.restricted_to.join(", ")}\n`;
markdown += "\n";
} else if (billing.is_premium === false) {
markdown += "**Premium Model:** No\n\n";
}
}
return markdown;
},
}),
});
let markdown = conversationResult.markdown;
const warnings = extractAwfTokenWarnings(canonicalLogEntries);
if (warnings.length) markdown += buildStepSummaryDetailsSection("Firewall Steering", warnings.map(warning => `- ${warning}\n`).join(""));
markdown += generateInformationSection(projectSessionResult(canonicalLogEntries), { additionalInfoCallback: () => "" });
return { markdown, logEntries: canonicalLogEntries };
}
/**
* Decode recognized CLI display framing without rewriting the payload text.
* @param {string} logContent
* @returns {SessionEvent[]}
*/
function parsePrettyPrintFormat(logContent) {
if (!/^[✗●✓] /m.test(logContent)) return [];
const lines = logContent.split("\n");
/** @type {SessionEvent[]} */
const entries = [];
/** @type {string[]} */
let text = [];
/** @type {Record<string, any>} */
const footer = {};
/** @type {Record<string, any>} */
const breakdown = {};
/** @type {Record<string, any>|undefined} */
let tokens;
let inModelBreakdown = false;
const flushText = () => {
if (text.length) entries.push({ type: "assistant.message", data: { content: text.join("") } });
text = [];
};
const count = value => {
const number = Number.parseFloat(value);
return Math.round(number * (/m$/i.test(value) ? 1000000 : /k$/i.test(value) ? 1000 : 1));
};
for (let index = 0; index < lines.length; index++) {
const line = lines[index];
if (AWF_INFRA_LINE_RE.test(line)) continue;
const trimmed = line.trim();
const marker = line.match(/^([✗●✓]) (.*)$/);
if (marker) {
flushText();
inModelBreakdown = false;
let header = marker[2];
const mayWrap = /^\S+\s+\S/.test(header);
const rawContinuation = [];
const output = [];
while (index + 1 < lines.length) {
const next = lines[index + 1];
const continuation = next.match(/^\s*[└│] ?(.*)$/);
if (continuation || /^ {4}/.test(next)) {
rawContinuation.push(next);
output.push(continuation ? continuation[1] : next.slice(4));
index++;
} else if (mayWrap && /^ {2}\S/.test(next) && !output.length) {
rawContinuation.push(next);
header += "\n" + next.slice(2);
index++;
} else {
break;
}
}
const mcp = header.match(/^(\S+) (\S+) · /);
const namedTool =
/^(?:Bash|BashOutput|KillBash|Read|Write|Edit|MultiEdit|LS|Grep|Glob|TodoWrite|Task|WebFetch|WebSearch|AskUserQuestion|NotebookEdit|Skill|EnterPlanMode|ExitPlanMode|ListMcpResourcesTool|ReadMcpResourceTool)(?:\s|$)/.test(header);
// Preserve named tool layouts, without restricting which executables can run.
const shell = !mcp && !/^mcp__\S+/.test(header) && !namedTool;
const toolName = mcp ? mcp[2] : shell ? "bash" : header.match(/^\S+/)?.[0];
const source = { prettyPrint: { marker: marker[1], header: marker[2], continuation: rawContinuation } };
entries.push(
createSessionEvent(source, "tool.execution_start", {
toolName,
...(mcp ? { mcpServerName: mcp[1] } : {}),
...(shell && !mcp ? { command: header } : {}),
})
);
entries.push(
createSessionEvent(source, "tool.execution_complete", {
toolName,
...(mcp ? { mcpServerName: mcp[1] } : {}),
success: marker[1] !== "✗",
...(output.length ? { output: output.join("\n") } : {}),
})
);
continue;
}
if (/^Breakdown by AI model:/.test(trimmed)) {
flushText();
inModelBreakdown = true;
continue;
}
if (inModelBreakdown) {
const model = line.match(/^ +(\S+)\s+([\d.]+[km]?)\s+in,\s+([\d.]+[km]?)\s+out(?:,\s+([\d.]+[km]?)\s+cached)?/i);
if (model) {
entries.push({ type: "session.init", data: { sourceEngine: "copilot", model: model[1] } });
accumulateSessionUsage(breakdown, {
input_tokens: count(model[2]),
output_tokens: count(model[3]),
...(model[4] !== undefined ? { cache_read_input_tokens: count(model[4]) } : {}),
});
continue;
}
inModelBreakdown = false;
}
if (/^(?:Total usage est:|API time spent:|Total session time:|Total code changes:|Changes\s+[+-]?\d|Duration\s+\d|Tokens\s+[↑↓]|Resume\s{2,}copilot\s+--resume=|Turns:)/.test(trimmed)) {
flushText();
const tokenMatch = trimmed.match(/^Tokens\s+↑\s*([\d.]+[km]?)\s*[•·]\s*↓\s*([\d.]+[km]?)(?:\s*[•·]\s*([\d.]+[km]?)\s*\(cached\))?/i);
const inlineCached = trimmed.match(/^Tokens\s+↑\s*([\d.]+[km]?)\s*\(\s*([\d.]+[km]?)\s+cached(?:\s*,\s*([\d.]+[km]?)\s+written)?\s*\)\s*[•·]\s*↓\s*([\d.]+[km]?)/i);
if (tokenMatch) {
tokens = { input_tokens: count(tokenMatch[1]), output_tokens: count(tokenMatch[2]) };
if (tokenMatch[3] !== undefined) tokens.cache_read_input_tokens = count(tokenMatch[3]);
} else if (inlineCached) {
tokens = { input_tokens: count(inlineCached[1]), output_tokens: count(inlineCached[4]), cache_read_input_tokens: count(inlineCached[2]) };
if (inlineCached[3] !== undefined) tokens.cache_creation_input_tokens = count(inlineCached[3]);
}
const turns = trimmed.match(/^Turns:\s*(\d+)$/i);
if (turns && isTokenCount(Number(turns[1]))) footer.numTurns = Number(turns[1]);
const duration = trimmed.match(/^(?:Duration\s+|Total session time:\s*)([\d.]+(?:h|m|s)(?:\s+[\d.]+(?:h|m|s))*)$/);
if (duration) {
const milliseconds = [...duration[1].matchAll(/([\d.]+)(h|m|s)/g)].reduce((total, match) => total + Number(match[1]) * ({ h: 3600000, m: 60000, s: 1000 }[match[2]] ?? 0), 0);
if (Number.isFinite(milliseconds) && milliseconds >= 0) footer.durationMs = milliseconds;
}
const resume = trimmed.match(/^Resume\s{2,}copilot\s+--resume=(\S+)$/);
if (resume) entries.push({ type: "session.init", data: { sourceEngine: "copilot", sessionId: resume[1] } });
continue;
}
text.push(line + (index < lines.length - 1 ? "\n" : ""));
}
flushText();
const reportedUsage = normalizeSessionUsage(tokens ?? breakdown);
if (reportedUsage && Object.keys(reportedUsage).length) footer.usage = reportedUsage;
if (Object.keys(footer).length) entries.push({ type: "session.result", data: footer });
return entries;
}
/**
* Parse adjacent JSONL records and legacy/Rust structured debug blocks together
* so one damaged block never hides an independently parseable observation.
* @param {string} logContent
* @returns {Array<any>}
*/
function parseDebugLogFormat(logContent) {
/** @type {Array<any>} */
const entries = [];
/** @type {Record<string, any>} */
const usage = {};
const responses = new Set();
let requestId;
/** @type {{kind: string, lines: string[], timestamp?: string, requestId?: string}|undefined} */
let block;
const processBlock = (value, framing) => {
if (!value || typeof value !== "object") return;
const source = { ...value, ...(framing.timestamp && value.timestamp === undefined ? { timestamp: framing.timestamp } : {}), ...(framing.requestId && value.requestId === undefined ? { requestId: framing.requestId } : {}) };
if (framing.kind === "Tools") {
if (Array.isArray(value)) entries.push(createSessionEvent({ tools: value, ...(framing.timestamp ? { timestamp: framing.timestamp } : {}) }, "session.init", { sourceEngine: "copilot", tools: value }));
return;
}
if (framing.kind === "Got model info") {
entries.push(createSessionEvent(source, "session.init", { sourceEngine: "copilot", modelInfo: value }));
return;
}
if (value.object === "response") {
entries.push(...normalizeAgentSession([source], { sourceEngine: "copilot" }));
return;
}
if (typeof value.type === "string" || Array.isArray(value)) {
entries.push(...(Array.isArray(value) ? value : [value]));
return;
}
if (!Array.isArray(value.choices) && value.error === undefined) return;
if (typeof value.model === "string") entries.push(createSessionEvent(source, "session.init", { sourceEngine: "copilot", model: value.model }));
const identity = value.id ?? framing.requestId;
const duplicate = identity !== undefined && responses.has(identity);
if (identity !== undefined) responses.add(identity);
for (const event of normalizeAgentSession([source], { sourceEngine: "copilot" })) {
if (event.type !== "session.result") entries.push(event);
else if (!duplicate && event.data.usage) {
accumulateSessionUsage(usage, event.data.usage);
if (Object.keys(usage).length) entries.push(createSessionEvent(event, "session.result", { usage: { ...usage } }));
}
}
if (!duplicate && value.error !== undefined) entries.push(createSessionEvent(source, "session.result", { errors: [value.error] }));
};
for (const entry of iterateJsonlEvents(logContent, {
lineTransform: line => {
const debug = line.match(/^(?:(\d{4}-\d{2}-\d{2}T\S+)\s+)?\[DEBUG\]\s+(?:\[rust:[^\]]+\]\s+)?(.*)$/);
const clean = debug ? debug[2] : line;
const marker = debug && clean.match(/^(data|Tools|Got model info):\s*(.*)$/);
return marker ? marker[2] : clean;
},
})) {
const line = entry.rawLine.replace(/\r?\n$|\r$/, "");
const debug = line.match(/^(?:(\d{4}-\d{2}-\d{2}T\S+)\s+)?\[DEBUG\]\s+(?:\[rust:[^\]]+\]\s+)?(.*)$/);
const clean = debug ? debug[2] : line;
const response = clean.match(/^response \(Request-ID ([^)]+)\):/);
if (response) {
requestId = response[1];
block = undefined;
continue;
}
const marker = debug && clean.match(/^(data|Tools|Got model info):\s*(.*)$/);
if (marker) {
block = { kind: marker[1], lines: [], timestamp: debug[1], requestId: marker[1] === "data" ? requestId : undefined };
if (marker[1] === "data") requestId = undefined;
}
const parsed = entry.type === "json" ? entry.value : undefined;
if (!marker && parsed && block?.kind !== "Tools" && normalizeAgentSession(Array.isArray(parsed) ? parsed : [parsed]).length) {
entries.push(...(Array.isArray(parsed) ? parsed : [parsed]));
block = undefined;
continue;
}
if (!block) continue;
const payload = marker ? marker[2] : clean;
if (!marker && /^\d{4}-\d{2}-\d{2}T\S+\s+\[/.test(line) && !/^\s*[\[{"}\]]/.test(payload)) {
block = undefined;
continue;
}
if (payload || block.lines.length) block.lines.push(payload);
let value;
try {
value = JSON.parse(block.lines.join("\n"));
} catch {
// Recover at the next record or block marker, without fabricating a completion for truncated JSON.
continue;
}
processBlock(value, block);
block = undefined;
}
return entries;
}
module.exports = { main, parseCopilotLog, parsePrettyPrintFormat, parseDebugLogFormat };
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