[taler-deployment] branch master updated: Restarting merchant with MERCHANT_AUTH_TOKEN in env.

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ms pushed a commit to branch master
in repository deployment.

The following commit(s) were added to refs/heads/master by this push:
     new 76029d3  Restarting merchant with MERCHANT_AUTH_TOKEN in env.
76029d3 is described below

commit 76029d3e9c8bc9e41d27fca7d84106bfa4d9aaea
Author: MS <ms@taler.net>
AuthorDate: Fri May 28 17:47:26 2021 +0200

    Restarting merchant with MERCHANT_AUTH_TOKEN in env.
    
    More checks to see whether the merchant restarted correctly.
---
 bin/taler-deployment-config-instances | 63 +++++++++++++++++++++++++++--------
 1 file changed, 50 insertions(+), 13 deletions(-)

diff --git a/bin/taler-deployment-config-instances 
b/bin/taler-deployment-config-instances
index 162ae52..06199d8 100755
--- a/bin/taler-deployment-config-instances
+++ b/bin/taler-deployment-config-instances
@@ -80,31 +80,68 @@ def ensure_instance(instance_id, name, payto_uris, auth):
         else:
             exit(1)
 
+def is_merchant_running():
+    for proc in psutil.process_iter():
+        if proc.name() == "taler-merchant-httpd" and proc.username == 
getuser():
+            return True
+    return False
+
+
 def ensure_default_instance():
-    system("taler-deployment-arm -k taler-merchant")
-    # Wait that merchant actually terminated.
-    still_running = True
-    while still_running:
-        still_running = False
-        for proc in psutil.process_iter():
-            if proc.name() == "taler-merchant-httpd" and proc.username == 
getuser():
-                still_running = True
-                sleep(1)
-                break
+    # Assumed is managed by ARM
+    if is_merchant_running():
+        system("taler-deployment-arm -k taler-merchant")
+
+    checks = 10
+    while checks > 0:
+        if is_merchant_running():
+            sleep(1)
+            checks--
+            continue
+        break
+
+    if checks == 0:
+        print("Could not stop the running merchant.")
+        exit(1)
 
+    # ARM is _not_ running the merchant at this point.
     env_with_token = environ.copy()
     env_with_token["TALER_MERCHANT_TOKEN"] = TALER_ENV_FRONTENDS_APITOKEN
+    
+    # Start the merchant natively.
     merchant = Popen(["taler-merchant-httpd"], env=env_with_token)
 
-    wait_merchant()
+    # Check it started correctly and it is ready to serve requests.
+    checks = 10
+    while checks > 0:
+
+        try:
+            resp = get(MERCHANT_BACKEND_BASE_URL, timeout=1.5):
+        except Exception:
+            sleep(1)
+            checks--
+            continue
+
+        if resp.status_code != 200:
+            sleep(1)
+            checks--
+            continue
+
+    if checks == 0:
+        print("Could not start the merchant (with TALER_MERCHANT_TOKEN in the 
env).")
+        exit(1)
+
     ensure_instance(
-        "default", 
+        "default",
         "default",
         
payto_uris=[f"payto://x-taler-bank/bank.{TALER_ENV_NAME}.taler.net/Taler"],
-        auth=dict(method="token", token="secret-token:sandbox")
+        auth=dict(method="token", token=TALER_ENV_FRONTENDS_APITOKEN)
     )
+
     merchant.terminate()
     merchant.wait()
+
+    print("Starting the merchant again via ARM")
     system("taler-deployment-arm -i taler-merchant")
 
 ensure_default_instance()

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