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import { BrowsePipelinesSchema } from "./schema-readonly";
import { ManagePipelineSchema, ManagePipelineJobSchema } from "./schema";
import { gitlab, toQuery } from "../../utils/gitlab-api";
import { normalizeProjectId } from "../../utils/projectIdentifier";
import { enhancedFetch } from "../../utils/fetch";
import { logger } from "../../logger";
import { ToolRegistry, EnhancedToolDefinition } from "../../types";
import { isActionDenied } from "../../config";
/**
* Pipelines tools registry - 3 CQRS tools replacing 12 individual tools
*
* browse_pipelines (Query): list, get, jobs, triggers, job, logs
* manage_pipeline (Command): create, retry, cancel
* manage_pipeline_job (Command): play, retry, cancel
*/
export const pipelinesToolRegistry: ToolRegistry = new Map<string, EnhancedToolDefinition>([
// ============================================================================
// browse_pipelines - CQRS Query Tool (discriminated union schema)
// TypeScript automatically narrows types in each switch case
// ============================================================================
[
"browse_pipelines",
{
name: "browse_pipelines",
description:
'BROWSE pipelines. Actions: "list" searches pipelines with filtering, "get" retrieves single pipeline details, "jobs" lists jobs in pipeline, "triggers" lists bridge/trigger jobs, "job" gets single job details, "logs" fetches job console output.',
inputSchema: z.toJSONSchema(BrowsePipelinesSchema),
gate: { envVar: "USE_PIPELINE", defaultValue: true },
handler: async (args: unknown): Promise<unknown> => {
const input = BrowsePipelinesSchema.parse(args);
// Runtime validation: reject denied actions even if they bypass schema filtering
Iif (isActionDenied("browse_pipelines", input.action)) {
throw new Error(`Action '${input.action}' is not allowed for browse_pipelines tool`);
}
switch (input.action) {
case "list": {
// TypeScript knows: input has scope, status, source, ref, sha, etc. (optional)
const { project_id, action: _action, ...queryOptions } = input;
return gitlab.get(`projects/${normalizeProjectId(project_id)}/pipelines`, {
query: toQuery(queryOptions, []),
});
}
case "get": {
// TypeScript knows: input has pipeline_id (required)
const { project_id, pipeline_id } = input;
return gitlab.get(
`projects/${normalizeProjectId(project_id)}/pipelines/${pipeline_id}`
);
}
case "jobs": {
// TypeScript knows: input has pipeline_id (required), job_scope, include_retried, etc. (optional)
const { project_id, pipeline_id, job_scope, include_retried, per_page, page } = input;
// Map job_scope to scope for GitLab API
const queryOptions: Record<string, unknown> = {};
if (job_scope) queryOptions.scope = job_scope;
Iif (include_retried !== undefined) queryOptions.include_retried = include_retried;
Iif (per_page !== undefined) queryOptions.per_page = per_page;
Iif (page !== undefined) queryOptions.page = page;
return gitlab.get(
`projects/${normalizeProjectId(project_id)}/pipelines/${pipeline_id}/jobs`,
{ query: toQuery(queryOptions, []) }
);
}
case "triggers": {
// TypeScript knows: input has pipeline_id (required), trigger_scope, include_retried, etc. (optional)
const { project_id, pipeline_id, trigger_scope, include_retried, per_page, page } =
input;
// Map trigger_scope to scope for GitLab API
const queryOptions: Record<string, unknown> = {};
Iif (trigger_scope) queryOptions.scope = trigger_scope;
Iif (include_retried !== undefined) queryOptions.include_retried = include_retried;
Iif (per_page !== undefined) queryOptions.per_page = per_page;
Iif (page !== undefined) queryOptions.page = page;
return gitlab.get(
`projects/${normalizeProjectId(project_id)}/pipelines/${pipeline_id}/bridges`,
{ query: toQuery(queryOptions, []) }
);
}
case "job": {
// TypeScript knows: input has job_id (required)
const { project_id, job_id } = input;
return gitlab.get(`projects/${normalizeProjectId(project_id)}/jobs/${job_id}`);
}
case "logs": {
// TypeScript knows: input has job_id (required), limit, max_lines, start (optional)
const { project_id, job_id, limit, max_lines, start } = input;
// Custom handling - trace endpoint returns text, needs line processing
const apiUrl = `${process.env.GITLAB_API_URL}/api/v4/projects/${normalizeProjectId(project_id)}/jobs/${job_id}/trace`;
const response = await enhancedFetch(apiUrl);
if (!response.ok) {
throw new Error(`GitLab API error: ${response.status} ${response.statusText}`);
}
let trace = await response.text();
const lines = trace.split("\n");
const totalLines = lines.length;
const defaultMaxLines = 200;
let processedLines: string[] = [];
let maxLinesToShow = defaultMaxLines;
if (max_lines !== undefined) {
maxLinesToShow = max_lines;
} else if (limit !== undefined) {
maxLinesToShow = limit;
}
let outOfBoundsMessage = "";
if (start !== undefined && start < 0) {
processedLines = lines.slice(start);
Eif (processedLines.length > maxLinesToShow) {
processedLines = processedLines.slice(-maxLinesToShow);
}
} else if (start !== undefined && start >= 0) {
if (start >= totalLines) {
processedLines = [];
outOfBoundsMessage = `[OUT OF BOUNDS: Start position ${start} exceeds total lines ${totalLines}. Available range: 0-${totalLines - 1}]`;
} else {
processedLines = lines.slice(start, start + maxLinesToShow);
if (start + maxLinesToShow > totalLines) {
const availableFromStart = totalLines - start;
outOfBoundsMessage = `[PARTIAL REQUEST: Requested ${maxLinesToShow} lines from position ${start}, but only ${availableFromStart} lines available]`;
}
}
} else {
processedLines = lines.slice(-maxLinesToShow);
}
const actualDataLines = processedLines.length;
if (outOfBoundsMessage) {
processedLines.unshift(outOfBoundsMessage);
}
if (processedLines.length < totalLines && !outOfBoundsMessage) {
const truncatedCount = totalLines - actualDataLines;
processedLines.unshift(
`[LOG TRUNCATED: Showing last ${actualDataLines} of ${totalLines} lines - ${truncatedCount} lines hidden]`
);
}
trace = processedLines.join("\n");
return { trace, totalLines, shownLines: actualDataLines };
}
/* istanbul ignore next -- unreachable with Zod discriminatedUnion */
default:
throw new Error(`Unknown action: ${(input as { action: string }).action}`);
}
},
},
],
// ============================================================================
// manage_pipeline - CQRS Command Tool (discriminated union schema)
// TypeScript automatically narrows types in each switch case
// ============================================================================
[
"manage_pipeline",
{
name: "manage_pipeline",
description:
'MANAGE pipelines. Actions: "create" triggers new pipeline on branch/tag with optional variables, "retry" re-runs failed/canceled pipeline, "cancel" stops running pipeline.',
inputSchema: z.toJSONSchema(ManagePipelineSchema),
gate: { envVar: "USE_PIPELINE", defaultValue: true },
handler: async (args: unknown): Promise<unknown> => {
const input = ManagePipelineSchema.parse(args);
// Runtime validation: reject denied actions even if they bypass schema filtering
Iif (isActionDenied("manage_pipeline", input.action)) {
throw new Error(`Action '${input.action}' is not allowed for manage_pipeline tool`);
}
switch (input.action) {
case "create": {
// TypeScript knows: input has ref (required), variables (optional)
const { project_id, ref, variables } = input;
// Custom handling - ref in query, variables in body with detailed error handling
const queryParams = new URLSearchParams();
queryParams.set("ref", ref);
const body: Record<string, unknown> = {};
if (variables && variables.length > 0) {
body.variables = variables;
}
const apiUrl = `${process.env.GITLAB_API_URL}/api/v4/projects/${normalizeProjectId(project_id)}/pipeline?${queryParams}`;
const response = await enhancedFetch(apiUrl, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify(body),
});
if (!response.ok) {
let errorMessage = `GitLab API error: ${response.status} ${response.statusText}`;
try {
const errorBody = (await response.json()) as Record<string, unknown>;
if (errorBody.message) {
if (typeof errorBody.message === "string") {
errorMessage += ` - ${errorBody.message}`;
} else Eif (typeof errorBody.message === "object" && errorBody.message !== null) {
const errorDetails: string[] = [];
const messageObj = errorBody.message as Record<string, unknown>;
Object.keys(messageObj).forEach(key => {
const value = messageObj[key];
if (Array.isArray(value)) {
errorDetails.push(`${key}: ${value.join(", ")}`);
} else {
errorDetails.push(`${key}: ${String(value)}`);
}
});
Eif (errorDetails.length > 0) {
errorMessage += ` - ${errorDetails.join("; ")}`;
}
}
}
if (typeof errorBody.error === "string") {
errorMessage += ` - ${errorBody.error}`;
}
if (Array.isArray(errorBody.errors)) {
errorMessage += ` - ${errorBody.errors.map(e => String(e)).join(", ")}`;
}
logger.error(
{ status: response.status, errorBody, url: apiUrl },
"manage_pipeline create failed"
);
} catch {
logger.error(
{ status: response.status, url: apiUrl },
"manage_pipeline create failed (could not parse error)"
);
}
throw new Error(errorMessage);
}
const pipeline = (await response.json()) as Record<string, unknown>;
return pipeline;
}
case "retry": {
// TypeScript knows: input has pipeline_id (required)
const { project_id, pipeline_id } = input;
return gitlab.post(
`projects/${normalizeProjectId(project_id)}/pipelines/${pipeline_id}/retry`
);
}
case "cancel": {
// TypeScript knows: input has pipeline_id (required)
const { project_id, pipeline_id } = input;
return gitlab.post(
`projects/${normalizeProjectId(project_id)}/pipelines/${pipeline_id}/cancel`
);
}
/* istanbul ignore next -- unreachable with Zod discriminatedUnion */
default:
throw new Error(`Unknown action: ${(input as { action: string }).action}`);
}
},
},
],
// ============================================================================
// manage_pipeline_job - CQRS Command Tool (discriminated union schema)
// TypeScript automatically narrows types in each switch case
// ============================================================================
[
"manage_pipeline_job",
{
name: "manage_pipeline_job",
description:
'MANAGE pipeline jobs. Actions: "play" triggers manual job with optional variables, "retry" re-runs failed/canceled job, "cancel" stops running job.',
inputSchema: z.toJSONSchema(ManagePipelineJobSchema),
gate: { envVar: "USE_PIPELINE", defaultValue: true },
handler: async (args: unknown): Promise<unknown> => {
const input = ManagePipelineJobSchema.parse(args);
// Runtime validation: reject denied actions even if they bypass schema filtering
Iif (isActionDenied("manage_pipeline_job", input.action)) {
throw new Error(`Action '${input.action}' is not allowed for manage_pipeline_job tool`);
}
switch (input.action) {
case "play": {
// TypeScript knows: input has job_id (required), job_variables_attributes (optional)
const { project_id, job_id, job_variables_attributes } = input;
const body: Record<string, unknown> = {};
if (job_variables_attributes) {
body.job_variables_attributes = job_variables_attributes;
}
return gitlab.post(`projects/${normalizeProjectId(project_id)}/jobs/${job_id}/play`, {
body,
contentType: "json",
});
}
case "retry": {
// TypeScript knows: input has job_id (required)
const { project_id, job_id } = input;
return gitlab.post(`projects/${normalizeProjectId(project_id)}/jobs/${job_id}/retry`);
}
case "cancel": {
// TypeScript knows: input has job_id (required), force (optional)
const { project_id, job_id, force } = input;
const query = force ? { force: "true" } : undefined;
return gitlab.post(`projects/${normalizeProjectId(project_id)}/jobs/${job_id}/cancel`, {
query,
});
}
/* istanbul ignore next -- unreachable with Zod discriminatedUnion */
default:
throw new Error(`Unknown action: ${(input as { action: string }).action}`);
}
},
},
],
]);
export function getPipelinesReadOnlyToolNames(): string[] {
return ["browse_pipelines"];
}
export function getPipelinesToolDefinitions(): EnhancedToolDefinition[] {
return Array.from(pipelinesToolRegistry.values());
}
export function getFilteredPipelinesTools(readOnlyMode: boolean = false): EnhancedToolDefinition[] {
if (readOnlyMode) {
const readOnlyNames = getPipelinesReadOnlyToolNames();
return Array.from(pipelinesToolRegistry.values()).filter(tool =>
readOnlyNames.includes(tool.name)
);
}
return getPipelinesToolDefinitions();
}
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