Skeleton

packages/safe-chain/src/packagemanager/pipx/createPipXPackageManager.js

@@ -0,0 +1,18 @@
+import { runPipX } from "./runPipXCommand.js";
+
+/**
+ * @returns {import("../currentPackageManager.js").PackageManager}
+ */
+export function createPipXPackageManager() {
+  return {
+    /**
+     * @param {string[]} args
+     */
+    runCommand: (args) => {
+      return runPipX("pipx", args);
+    },
+    // For uv, rely solely on MITM
+    isSupportedCommand: () => false,
+    getDependencyUpdatesForCommand: () => [],
+  };
+}

packages/safe-chain/src/packagemanager/pipx/createPipXPackageManager.spec.js

@@ -0,0 +1,14 @@
+import { test } from "node:test";
+import assert from "node:assert";
+import { createPipXPackageManager } from "./createPipXPackageManager.js";
+
+test("createPipXPackageManager", async (t) => {
+  await t.test("should create package manager with required interface", () => {
+    const pm = createPipXPackageManager();
+    
+    assert.ok(pm);
+    assert.strictEqual(typeof pm.runCommand, "function");
+    assert.strictEqual(typeof pm.isSupportedCommand, "function");
+    assert.strictEqual(typeof pm.getDependencyUpdatesForCommand, "function");
+  });
+});

packages/safe-chain/src/packagemanager/pipx/runPipXCommand.js

@@ -0,0 +1,71 @@
+import { ui } from "../../environment/userInteraction.js";
+import { safeSpawn } from "../../utils/safeSpawn.js";
+import { mergeSafeChainProxyEnvironmentVariables } from "../../registryProxy/registryProxy.js";
+import { getCombinedCaBundlePath } from "../../registryProxy/certBundle.js";
+
+/**
+ * Sets CA bundle environment variables used by Python libraries and pipx.
+ * 
+ * @param {NodeJS.ProcessEnv} env - Env object
+ * @param {string} combinedCaPath - Path to the combined CA bundle
+ */
+function setPipXCaBundleEnvironmentVariables(env, combinedCaPath) {
+  // SSL_CERT_FILE: Used by Python SSL libraries and underlying HTTP clients
+  if (env.SSL_CERT_FILE) {
+    ui.writeWarning("Safe-chain: User defined SSL_CERT_FILE found in environment. It will be overwritten.");
+  }
+  env.SSL_CERT_FILE = combinedCaPath;
+
+  // REQUESTS_CA_BUNDLE: Used by the requests library (which uv may use internally)
+  if (env.REQUESTS_CA_BUNDLE) {
+    ui.writeWarning("Safe-chain: User defined REQUESTS_CA_BUNDLE found in environment. It will be overwritten.");
+  }
+  env.REQUESTS_CA_BUNDLE = combinedCaPath;
+
+  // PIP_CERT: Some underlying pip operations may respect this
+  if (env.PIP_CERT) {
+    ui.writeWarning("Safe-chain: User defined PIP_CERT found in environment. It will be overwritten.");
+  }
+  env.PIP_CERT = combinedCaPath;
+}
+
+/**
+ * Runs a uv command with safe-chain's certificate bundle and proxy configuration.
+ * 
+ * uv respects standard environment variables for proxy and TLS configuration:
+ * - HTTP_PROXY / HTTPS_PROXY: Proxy settings
+ * - SSL_CERT_FILE / REQUESTS_CA_BUNDLE: CA bundle for TLS verification
+ * 
+ * Unlike pip (which requires a temporary config file for cert configuration), uv directly
+ * honors environment variables, so no config/ini file is needed.
+ * 
+ * @param {string} command - The pipx command to execute
+ * @param {string[]} args - Command line arguments to pass to pipx
+ * @returns {Promise<{status: number}>} Exit status of the pipx command
+ */
+export async function runPipX(command, args) {
+  try {
+    const env = mergeSafeChainProxyEnvironmentVariables(process.env);
+
+    const combinedCaPath = getCombinedCaBundlePath();
+    setPipXCaBundleEnvironmentVariables(env, combinedCaPath);
+
+    // Note: pipx uses HTTPS_PROXY and HTTP_PROXY environment variables for proxy configuration
+    // These are already set by mergeSafeChainProxyEnvironmentVariables
+
+    const result = await safeSpawn(command, args, {
+      stdio: "inherit",
+      env,
+    });
+
+    return { status: result.status };
+  } catch (/** @type any */ error) {
+    if (error.status) {
+      return { status: error.status };
+    } else {
+      ui.writeError(`Error executing command: ${error.message}`);
+      ui.writeError(`Is '${command}' installed and available on your system?`);
+      return { status: 1 };
+    }
+  }
+}

packages/safe-chain/src/shell-integration/helpers.js

@@ -94,6 +94,12 @@ export const knownAikidoTools = [
     ecoSystem: ECOSYSTEM_PY,
     internalPackageManagerName: "pip",
   },
+  {
+    tool: "pipx",
+    aikidoCommand: "aikido-pipx",
+    ecoSystem: ECOSYSTEM_PY,
+    internalPackageManagerName: "pip",
+  }
   // When adding a new tool here, also update the documentation for the new tool in the README.md
 ];