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Tue, 9 Dec 2025 06:06:39 -0500 (EST) Received: by fw12.qyliss.net (Postfix, from userid 1000) id 72E1D5FCEB4A; Tue, 09 Dec 2025 12:06:28 +0100 (CET) From: Alyssa Ross To: devel@spectrum-os.org Subject: [PATCH v2 3/3] host/rootfs: run router as non-root Date: Tue, 9 Dec 2025 12:05:06 +0100 Message-ID: <20251209110503.674499-6-hi@alyssa.is> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251209110503.674499-2-hi@alyssa.is> References: <20251209110503.674499-2-hi@alyssa.is> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-ID-Hash: 6ZUVBP6OCXPCBZMRNDXA2NNNY3PZ4OGN X-Message-ID-Hash: 6ZUVBP6OCXPCBZMRNDXA2NNNY3PZ4OGN X-MailFrom: hi@alyssa.is X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-devel.spectrum-os.org-0; header-match-devel.spectrum-os.org-1; header-match-devel.spectrum-os.org-2; header-match-devel.spectrum-os.org-3; header-match-devel.spectrum-os.org-4; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Yureka Lilian , Demi Marie Obenour X-Mailman-Version: 3.3.9 Precedence: list List-Id: Patches and low-level development discussion Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Signed-off-by: Alyssa Ross Message-ID: <20251209003813.553461-3-hi@alyssa.is> --- v2: no change host/rootfs/image/etc/group | 1 + host/rootfs/image/etc/passwd | 1 + .../vm-services/template/data/service/spectrum-router/run | 4 +++- 3 files changed, 5 insertions(+), 1 deletion(-) diff --git a/host/rootfs/image/etc/group b/host/rootfs/image/etc/group index e3ade468..299ea68a 100644 --- a/host/rootfs/image/etc/group +++ b/host/rootfs/image/etc/group @@ -13,3 +13,4 @@ disk:x:11: cdrom:x:12: tape:x:13: kvm:x:14: +router:x:15:router diff --git a/host/rootfs/image/etc/passwd b/host/rootfs/image/etc/passwd index 29f3b252..8c579ce8 100644 --- a/host/rootfs/image/etc/passwd +++ b/host/rootfs/image/etc/passwd @@ -1 +1,2 @@ root:x:0:0:System administrator:/:/bin/sh +router:x:15:15::/:/bin/nologin diff --git a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/spectrum-router/run b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/spectrum-router/run index ec26b76f..2c6626e3 100755 --- a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/spectrum-router/run +++ b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/spectrum-router/run @@ -11,13 +11,15 @@ fdmove -c 3 0 s6-ipcserver-socketbinder -a 0770 /run/router/${VM} fdmove -c 4 0 +redirfd -r 0 /dev/null + # Notify readiness. if { fdmove -c 5 1 echo } -redirfd -r 0 /dev/null +s6-setuidgid router bwrap --unshare-all -- 2.51.0