[taler-wallet-core] branch master updated: wallet-cli: add --expect-success flag, exit with error on max retries

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dold pushed a commit to branch master
in repository wallet-core.

The following commit(s) were added to refs/heads/master by this push:
     new 26cf19ab6 wallet-cli: add --expect-success flag, exit with error on 
max retries
26cf19ab6 is described below

commit 26cf19ab6c896a299a12605a7b1723540763f52c
Author: Florian Dold <florian@dold.me>
AuthorDate: Wed Sep 21 19:53:38 2022 +0200

    wallet-cli: add --expect-success flag, exit with error on max retries
---
 packages/taler-wallet-cli/src/index.ts   | 18 +++++++++++++++++-
 packages/taler-wallet-core/src/wallet.ts | 20 +++++++++++++++++---
 2 files changed, 34 insertions(+), 4 deletions(-)

diff --git a/packages/taler-wallet-cli/src/index.ts 
b/packages/taler-wallet-cli/src/index.ts
index 8fd0de642..5aa7c49f1 100644
--- a/packages/taler-wallet-cli/src/index.ts
+++ b/packages/taler-wallet-cli/src/index.ts
@@ -81,6 +81,10 @@ export {
 
 const logger = new Logger("taler-wallet-cli.ts");
 
+const EXIT_EXCEPTION = 4;
+const EXIT_API_ERROR = 5;
+const EXIT_RETRIES_EXCEEDED = 6;
+
 process.on("unhandledRejection", (error: any) => {
   logger.error("unhandledRejection", error.message);
   logger.error("stack", error.stack);
@@ -272,6 +276,9 @@ walletCli
   .subcommand("api", "api", { help: "Call the wallet-core API directly." })
   .requiredArgument("operation", clk.STRING)
   .requiredArgument("request", clk.STRING)
+  .flag("expectSuccess", ["--expect-success"], {
+    help: "Exit with non-zero status code when request fails instead of 
returning error JSON.",
+  })
   .action(async (args) => {
     await withWallet(args, async (wallet) => {
       let requestJson;
@@ -289,8 +296,14 @@ walletCli
           requestJson,
         );
         console.log(JSON.stringify(resp, undefined, 2));
+        if (resp.type === "error") {
+          if (args.api.expectSuccess) {
+            process.exit(EXIT_API_ERROR);
+          }
+        }
       } catch (e) {
         logger.error(`Got exception while handling API request ${e}`);
+        process.exit(EXIT_EXCEPTION);
       }
     });
     logger.info("finished handling API request");
@@ -357,11 +370,14 @@ walletCli
   .action(async (args) => {
     await withWallet(args, async (wallet) => {
       logger.info("running until pending operations are finished");
-      await wallet.ws.runTaskLoop({
+      const resp = await wallet.ws.runTaskLoop({
         maxRetries: args.finishPendingOpt.maxRetries,
         stopWhenDone: true,
       });
       wallet.ws.stop();
+      if (resp.retriesExceeded) {
+        process.exit(EXIT_RETRIES_EXCEEDED);
+      }
     });
   });
 
diff --git a/packages/taler-wallet-core/src/wallet.ts 
b/packages/taler-wallet-core/src/wallet.ts
index c91a96841..3ee37ec1a 100644
--- a/packages/taler-wallet-core/src/wallet.ts
+++ b/packages/taler-wallet-core/src/wallet.ts
@@ -477,6 +477,13 @@ export interface RetryLoopOpts {
   stopWhenDone?: boolean;
 }
 
+export interface TaskLoopResult {
+  /**
+   * Was the maximum number of retries exceeded in a task?
+   */
+  retriesExceeded: boolean;
+}
+
 /**
  * Main retry loop of the wallet.
  *
@@ -485,7 +492,8 @@ export interface RetryLoopOpts {
 async function runTaskLoop(
   ws: InternalWalletState,
   opts: RetryLoopOpts = {},
-): Promise<void> {
+): Promise<TaskLoopResult> {
+  let retriesExceeded = false;
   for (let iteration = 0; !ws.stopped; iteration++) {
     const pending = await getPendingOperations(ws);
     logger.trace(`pending operations: ${j2s(pending)}`);
@@ -497,6 +505,7 @@ async function runTaskLoop(
       const maxRetries = opts.maxRetries;
 
       if (maxRetries && p.retryInfo && p.retryInfo.retryCounter > maxRetries) {
+        retriesExceeded = true;
         logger.warn(
           `skipping, as ${maxRetries} retries are exceeded in an operation of 
type ${p.type}`,
         );
@@ -514,7 +523,9 @@ async function runTaskLoop(
 
     if (opts.stopWhenDone && numGivingLiveness === 0 && iteration !== 0) {
       logger.warn(`stopping, as no pending operations have lifeness`);
-      return;
+      return {
+        retriesExceeded,
+      };
     }
 
     // Make sure that we run tasks that don't give lifeness at least
@@ -557,6 +568,9 @@ async function runTaskLoop(
     }
   }
   logger.trace("exiting wallet retry loop");
+  return {
+    retriesExceeded,
+  };
 }
 
 /**
@@ -1526,7 +1540,7 @@ export class Wallet {
     return runPending(this.ws, forceNow);
   }
 
-  runTaskLoop(opts?: RetryLoopOpts): Promise<void> {
+  runTaskLoop(opts?: RetryLoopOpts): Promise<TaskLoopResult> {
     return runTaskLoop(this.ws, opts);
   }
 

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