ZAMMAD + WEBHOOK

Install https://golangrepo.com/repo/adnanh-webhook-go-devops-tools Create a cert with openssl. Create an executable script. Create the one who rules all: hooks.json >>> [ { “id”: “webhook_bbr_approved”, “execute-command”: “/usr/local/homegrown/webhooks/execute.sh”, “command-working-directory”: “/usr/local/homegrown/webhooks/output”, “pass-arguments-to-command”: [ { “source”: “string”, “name”: “bbr” }, { “source”: “string”, “name”: “approved” }, { “source”: “payload”, “name”: “ticket.customer.firstname” }, { “source”: “payload”, “name”: “ticket.customer.lastname” }, { “source”: […]

fetchmail | IMAP + SSL + selfsigned cert

poll imap.mydomain.tld with protocol IMAP user “myuser” password “mypassword” is “mylocalunixuser” here ssl sslfingerprint “5A:16:55:1D:61:1A:B3:B0:84:6C:04:8E:E6:15:A5:82” sslcertck sslcertpath /usr/local/homegrown/maildock/.certs For the sslfingerprint type and get the fingerprint. For the cert type openssl s_client -connect imap.mydomain.tld:993 get the cert and put it into a imapcert.pem file. Put that file into a .certs folder. Then rehash it with […]

Postfix vs. outbound.protection.outlook.com

Microsoft has decided that checking senders hostname using HELO and rDNS is really 90’s, not really a rule and only for loosers and cowards: https://docs.microsoft.com/de-de/exchange/troubleshoot/antispam-and-protection/cannot-send-emails-to-external-recipients As an old school admin you have to tune your postfix to let the fluffy cloud mails from visionary early adopter outlook users. To solve the HELO part of the […]

Windows 10 since 21H1 | Failed access to samba guest shares

You can’t connect to a samba server configured with map to guest = Bad User Don’t try this at home: Re-Enable the guest account fallback Your risky solution: Tune your GPO. Computer Configuration\Administrative Templates\Network\LanMan Workstation\Enable Insecure Guest Logons ATTENTION:I’ve had faced situation when this didn’t do the trick. I hat to tune the registy: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters] […]