2 files changed, 6 insertions(+), 3 deletions(-)

M config.scfg
M config/config_test.go

@@ 53,7 53,10 @@ ntfy {
     access-token foobar
     # When using (self signed) certificates that cannot be verified, you can instead specify
     # the SHA512 fingerprint.
-    certificate-fingerprint 136d2b889c5736d081b4b29c7909276292cfb86a6bd3ad4635cb7017eb996e28082ab8c6794bf62e817941981d53c807b35c245fb18eb6fb66b5ddb4d05c299
+    # openssl can be used to obtain it:
+    # openssl s_client -connect HOST:PORT | openssl x509 -fingerprint -sha512 -noout
+    # For convenience ntfy-alertmanager will convert the certificate to lower case and remove all colons.
+    certificate-fingerprint 13:6D:2B:88:9C:57:36:D0:81:B4:B2:9C:79:09:27:62:92:CF:B8:6A:6B:D3:AD:46:35:CB:70:17:EB:99:6E:28:08:2A:B8:C6:79:4B:F6:2E:81:79:41:98:1D:53:C8:07:B3:5C:24:5F:B1:8E:B6:FB:66:B5:DD:B4:D0:5C:29:91
     # Forward all messages to the specified email address.
     email-address foo@bar.com
     # Call the specified number for all alerts. Use `yes` to pick the first of your verified numbers.

@@ 45,7 45,7 @@ resolved {
 
 ntfy {
     topic https://ntfy.sh/alertmanager-alerts
-    certificate-fingerprint 136d2b889c5736d081b4b29c7909276292cfb86a6bd3ad4635cb7017eb996e28082ab8c6794bf62e817941981d53c807b35c245fb18eb6fb66b5ddb4d05c299
+    certificate-fingerprint 13:6D:2B:88:9C:57:36:D0:81:B4:B2:9C:79:09:27:62:92:CF:B8:6A:6B:D3:AD:46:35:CB:70:17:EB:99:6E:28:08:2A:B8:C6:79:4B:F6:2E:81:79:41:98:1D:53:C8:07:B3:5C:24:5F:B1:8E:B6:FB:66:B5:DD:B4:D0:5C:29:91
     user user
     password pass
 }


@@ 76,7 76,7 @@ cache {
 			Topic:           "https://ntfy.sh/alertmanager-alerts",
 			User:            "user",
 			Password:        "pass",
-			CertFingerprint: "136d2b889c5736d081b4b29c7909276292cfb86a6bd3ad4635cb7017eb996e28082ab8c6794bf62e817941981d53c807b35c245fb18eb6fb66b5ddb4d05c299",
+			CertFingerprint: "13:6D:2B:88:9C:57:36:D0:81:B4:B2:9C:79:09:27:62:92:CF:B8:6A:6B:D3:AD:46:35:CB:70:17:EB:99:6E:28:08:2A:B8:C6:79:4B:F6:2E:81:79:41:98:1D:53:C8:07:B3:5C:24:5F:B1:8E:B6:FB:66:B5:DD:B4:D0:5C:29:91",
 		},
 		Labels: labels{Order: []string{"severity", "instance"},
 			Label: map[string]labelConfig{