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ginuerzh
c4e789e2df
CapabilityBoundingSet= was dropped when CAP_NET_ADMIN was added for TUN, which leaves the bounding set unrestricted. Pin it to the capabilities the unit actually needs. Restore ~@privileged as well: TUN uses ioctl(TUNSETIFF) and netlink, neither of which is in that group.
45 lines
987 B
Desktop File
45 lines
987 B
Desktop File
[Unit]
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Description=GO Simple Tunnel
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Documentation=https://gost.run/
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After=network-online.target nss-lookup.target
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ConditionPathExists=/etc/gost/gost.yml
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[Service]
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Type=simple
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WorkingDirectory=/run/gost
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ExecStart=/usr/bin/gost -C /etc/gost/gost.yml
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ExecReload=/bin/kill -SIGHUP $MAINPID
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User=nobody
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RuntimeDirectory=gost
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LogsDirectory=gost
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TimeoutStopSec=5s
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Restart=on-failure
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RestartSec=1s
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AmbientCapabilities=CAP_NET_ADMIN CAP_NET_BIND_SERVICE
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CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE
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PrivateTmp=yes
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PrivateDevices=no
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ProtectSystem=full
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ProtectHostname=yes
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ProtectHome=yes
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ProtectKernelTunables=yes
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ProtectKernelLogs=yes
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ProtectKernelModules=yes
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ProtectControlGroups=yes
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ProtectClock=yes
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MemoryDenyWriteExecute=yes
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NoNewPrivileges=yes
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SystemCallFilter=~@privileged @mount @debug @cpu-emulation @obsolete
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SystemCallErrorNumber=EPERM
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SystemCallArchitectures=native
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RestrictNamespaces=yes
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RestrictSUIDSGID=yes
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LockPersonality=yes
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[Install]
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WantedBy=multi-user.target
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