[taler-deployment] branch master updated: change instance PATCH logic

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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 0add7c4  change instance PATCH logic
0add7c4 is described below

commit 0add7c44dc9f24b2b05f80706d331fdff085b8af
Author: MS <ms@taler.net>
AuthorDate: Fri May 28 22:07:22 2021 +0200

    change instance PATCH logic
---
 bin/taler-deployment-config-instances | 39 ++++++++++++++++++++---------------
 1 file changed, 22 insertions(+), 17 deletions(-)

diff --git a/bin/taler-deployment-config-instances 
b/bin/taler-deployment-config-instances
index 1a7284f..4570109 100755
--- a/bin/taler-deployment-config-instances
+++ b/bin/taler-deployment-config-instances
@@ -61,6 +61,25 @@ TALER_ENV_FRONTENDS_APITOKEN = 
expect_env("TALER_ENV_FRONTENDS_APITOKEN")
 authorization_header = {"Authorization": f"Bearer 
{TALER_ENV_FRONTENDS_APITOKEN}"}
 
 def ensure_instance(instance_id, name, payto_uris, auth):
+
+    resp = requests.get(urljoin(MERCHANT_BACKEND_BASE_URL, 
f"private/instances/{instance_id}"))
+
+    # Instance exists, we PATCH the auth just in case it changed.
+    if resp.status_code == 200:
+        if instance_id != "Tutorial":
+            print(f"Patching (auth of) instance '{instance_id}'")
+            patch_resp = requests.post(
+                urljoin(MERCHANT_BACKEND_BASE_URL,
+                f"private/instances/{instance_id}/auth"),
+                json=auth,
+                headers = authorization_header
+            )
+            if patch_resp.status_code < 200 or patch_resp.status_code >= 300:
+                print(f"Failed to update auth of '{instance_id}', backend 
responds: {patch_resp.status_code}/{patch_resp.text}")
+                exit(1)
+        return
+
+    print(f"Instance '{instance_id}' not found, trying to create it.")
     req = dict(
         id=instance_id,
         name=name,
@@ -72,31 +91,17 @@ def ensure_instance(instance_id, name, payto_uris, auth):
         default_max_deposit_fee=f"{TALER_CONFIG_CURRENCY}:1",
         default_wire_transfer_delay=dict(d_ms="forever"),
         default_pay_delay=dict(d_ms="forever"),
-        # FIXME: Eventually, this should be an actual secret token
         auth=auth,
     )
-    # Here authenticates as 'default' (with same credentials of other 
instances.)
     create_resp = requests.post(
         urljoin(MERCHANT_BACKEND_BASE_URL, "private/instances"),
         json=req,
         headers = authorization_header
     )
-    print(f"POSTing to /private/instances for '{instance_id}', responded with: 
{create_resp.status_code}")
     if create_resp.status_code < 200 or create_resp.status_code >= 300:
-        print(f"Instance '{instance_id}' could not be (re)created, backend 
says: {create_resp.text}.  Updating its auth now")
-        if instance_id != "Tutorial":
-            patch_resp = requests.post(
-                urljoin(MERCHANT_BACKEND_BASE_URL,
-                f"private/instances/{instance_id}/auth"),
-                json=auth,
-                headers = authorization_header
-            )
-            if patch_resp.status_code < 200 or patch_resp.status_code >= 300:
-                print(f"Failed to update auth of '{instance_id}'")
-                print(patch_resp.text)
-                exit(1)
-        else:
-            exit(1)
+        print(f"Could not create instance '{instance_id}', backend responds: 
{create_resp.status_code}/{create_resp.text}")
+        exit(1)
+        
 
 def is_merchant_running():
     for proc in psutil.process_iter():

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