2021-01-28 01:29:29 +00:00
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[Unit]
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Description=step-ca service
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Documentation=https://smallstep.com/docs/step-ca
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Documentation=https://smallstep.com/docs/step-ca/certificate-authority-server-production
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After=network-online.target
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Wants=network-online.target
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StartLimitIntervalSec=30
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StartLimitBurst=3
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ConditionFileNotEmpty=/etc/step-ca/config/ca.json
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ConditionFileNotEmpty=/etc/step-ca/password.txt
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[Service]
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Type=simple
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User=step
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Group=step
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Environment=STEPPATH=/etc/step-ca
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WorkingDirectory=/etc/step-ca
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ExecStart=/usr/local/bin/step-ca config/ca.json --password-file password.txt
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ExecReload=/bin/kill --signal HUP $MAINPID
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Restart=on-failure
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RestartSec=5
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TimeoutStopSec=30
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StartLimitInterval=30
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StartLimitBurst=3
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; Process capabilities & privileges
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AmbientCapabilities=CAP_NET_BIND_SERVICE
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CapabilityBoundingSet=CAP_NET_BIND_SERVICE
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SecureBits=keep-caps
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NoNewPrivileges=yes
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; Sandboxing
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2021-02-01 19:56:24 +00:00
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; This sandboxing works with YubiKey PIV (via pcscd HTTP API), but it is likely
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; too restrictive for PKCS#11 HSMs.
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2021-01-28 01:29:29 +00:00
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ProtectSystem=full
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2021-01-28 15:48:21 +00:00
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ProtectHome=true
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2021-01-28 01:29:29 +00:00
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RestrictNamespaces=true
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RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
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PrivateTmp=true
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ProtectClock=true
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ProtectControlGroups=true
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ProtectKernelTunables=true
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ProtectKernelLogs=true
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ProtectKernelModules=true
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LockPersonality=true
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RestrictSUIDSGID=true
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RemoveIPC=true
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RestrictRealtime=true
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PrivateDevices=true
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2021-01-28 17:45:20 +00:00
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SystemCallFilter=@system-service
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2021-02-01 21:07:52 +00:00
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SystemCallArchitectures=native
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2021-01-28 01:29:29 +00:00
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MemoryDenyWriteExecute=true
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ReadWriteDirectories=/etc/step-ca/db
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[Install]
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WantedBy=multi-user.target
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