From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: passt.top; dmarc=pass (p=reject dis=none) header.from=kngnt.org Authentication-Results: passt.top; dkim=pass (1024-bit key; secure) header.d=kpnmail.nl header.i=@kpnmail.nl header.a=rsa-sha256 header.s=kpnmail01 header.b=TvO/gXh6; dkim=pass (2048-bit key; secure) header.d=kngnt.org header.i=@kngnt.org header.a=rsa-sha256 header.s=mail header.b=vRCa/5Q5; dkim-atps=neutral Received: from ewsoutbound.kpnmail.nl (ewsoutbound.kpnmail.nl [195.121.94.186]) by passt.top (Postfix) with ESMTPS id 09E825A0652 for ; Thu, 18 Dec 2025 13:32:40 +0100 (CET) X-KPN-MessageId: 49687fff-dc0e-11f0-b0b9-00505699b430 Received: from smtp.kpnmail.nl (unknown [10.31.155.5]) by ewsoutbound.so.kpn.org (Halon) with ESMTPS id 49687fff-dc0e-11f0-b0b9-00505699b430; Thu, 18 Dec 2025 13:37:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kpnmail.nl; s=kpnmail01; h=content-type:mime-version:message-id:subject:to:from:date; bh=HfmoCvEao5ZLldPrII5yy3wOB7Vb1dn+mBKG/X/rzkI=; b=TvO/gXh6r4f8W5BdYccDXtkxflAltzz3KWm9ZoHMQqEK9XgPe0P35+Fq06zzi+JdAmIQvfnkV7fZ4 rOp1IgzX31DARKPIG4qeG0nEwrGmjOFoAmf40U9UugQYusR9pT99nd7zLgDFpZPmuFHELgA6/plgDP E05pekULg9ftjww8= X-KPN-MID: 33|sz0bJYteZhcfWcHswvGqgx3t3ZOnUUB1zLgJJrUQTbkrsrb3y8WJ6mANAkLZNhN LBRBsfsqq6PXvDmAjNyy43SGmPzBzolp/PfcxoPkSd5A= X-KPN-VerifiedSender: No X-CMASSUN: 33|SIbHjfT5GIY0q/EUZ9147tap6VxTekYbOZrnHFyXOMBITxw2zMsGq19egt0zgYH SR7UOSiLLkayNzAbc3weTbQ== X-Originating-IP: 82.169.112.203 Received: from mail.kngnt.org (82-169-112-203.fixed.kpn.net [82.169.112.203]) by smtp.kpnmail.nl (Halon) with ESMTPSA id a4084e16-dc0d-11f0-8d40-00505699b758; Thu, 18 Dec 2025 13:32:39 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kngnt.org; s=mail; t=1766061159; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=HfmoCvEao5ZLldPrII5yy3wOB7Vb1dn+mBKG/X/rzkI=; b=vRCa/5Q5OuzUc7IjoT1hEib6k+BqsPYC34SKQuOSReYDxH72ArXghYv8Oxn8fAi3eVgHyK 0mSWBUvBKafldpj8aKYX+f+Vryf7voV3ffWHlq+9mYbRcC787PzzU+eUHJ535KkYlnSBac AVUrZEkuQeadykjXydMTDwnPkLq6gvi0Vxwq1LsmdDKXFuq1bTXJbbw3KJ3IoEGlYsSPV/ AFWY3tecnAvoKHEm5JoL+dJ76uPGusBjH1tVw7f9/6laPthQtZU574kLRjFiepvcbxn0mZ nf+SjAFcfeFbnbMdB8AwCR7QVAEIc8q98uY0lURRBfhDCkehyKaq8PI2XHPJiQ== Date: Thu, 18 Dec 2025 13:32:36 +0100 From: Felix Rubio To: passt-user@passt.top Subject: Connecting back to the host through a dummy veth interface Message-ID: <48362009-C3EF-4C33-8E1B-9C420CAC307C@kngnt.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Message-ID-Hash: 6TUP4Z6VZDQOHX26HW23SEVUO6APVN34 X-Message-ID-Hash: 6TUP4Z6VZDQOHX26HW23SEVUO6APVN34 X-MailFrom: felix@kngnt.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "For passt users: support, questions and answers" Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Hi everybody, I am trying to run a number of rootless podman pods and containers by diff= erent=20 users, while still being able to talk to each other=2E To this end I am cr= eating=20 a dummy veth interface and publishing all the exposed ports there (this wo= rks:=20 I can communicate from other host services with those containers), and I a= m=20 also trying to set that dummy veth interface as the default gateway for th= e=20 pods/containers (with the expectation that then they will be able to reach= =20 each other)=2E However, this is not working=2E=2E=2E and I am pretty lost= =2E For example, I am running the following command, trying to connect a ldap= =20 client container to a ldap server container, unsuccessfully=2E podman run --rm --dns=3D10=2E255=2E255=2E1 --network=3Dpasta:--outbound- if4=3Dcluster_dns0,--gateway=3D10=2E255=2E255=2E1 --add-host=3Dldap=2Ehost= =2Einternal:host-gateway sh -c "ip add && ip route && ldapwhoami -H ldaps:/= / ldap=2Ehost=2Einternal:1636" Is this something impossible to do, or am I doing something wrong? Thank you very much for any help you can provide! --=20 Felix Felix Rubio