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59 lines
2 KiB
Go
59 lines
2 KiB
Go
//go:build linux
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// +build linux
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package apparmor // import "github.com/docker/docker/profiles/apparmor"
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// NOTE: This profile is replicated in containerd and libpod. If you make a
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// change to this profile, please make follow-up PRs to those projects so
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// that these rules can be synchronised (because any issue with this
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// profile will likely affect libpod and containerd).
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// TODO: Move this to a common project so we can maintain it in one spot.
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// baseTemplate defines the default apparmor profile for containers.
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const baseTemplate = `
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{{range $value := .Imports}}
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{{$value}}
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{{end}}
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profile {{.Name}} flags=(attach_disconnected,mediate_deleted) {
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{{range $value := .InnerImports}}
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{{$value}}
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{{end}}
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network,
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capability,
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file,
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umount,
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{{if ge .Version 208096}}
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# Host (privileged) processes may send signals to container processes.
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signal (receive) peer=unconfined,
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# dockerd may send signals to container processes (for "docker kill").
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signal (receive) peer={{.DaemonProfile}},
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# Container processes may send signals amongst themselves.
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signal (send,receive) peer={{.Name}},
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{{end}}
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deny @{PROC}/* w, # deny write for all files directly in /proc (not in a subdir)
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# deny write to files not in /proc/<number>/** or /proc/sys/**
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deny @{PROC}/{[^1-9],[^1-9][^0-9],[^1-9s][^0-9y][^0-9s],[^1-9][^0-9][^0-9][^0-9]*}/** w,
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deny @{PROC}/sys/[^k]** w, # deny /proc/sys except /proc/sys/k* (effectively /proc/sys/kernel)
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deny @{PROC}/sys/kernel/{?,??,[^s][^h][^m]**} w, # deny everything except shm* in /proc/sys/kernel/
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deny @{PROC}/sysrq-trigger rwklx,
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deny @{PROC}/kcore rwklx,
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deny mount,
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deny /sys/[^f]*/** wklx,
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deny /sys/f[^s]*/** wklx,
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deny /sys/fs/[^c]*/** wklx,
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deny /sys/fs/c[^g]*/** wklx,
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deny /sys/fs/cg[^r]*/** wklx,
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deny /sys/firmware/** rwklx,
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deny /sys/kernel/security/** rwklx,
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{{if ge .Version 208095}}
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# suppress ptrace denials when using 'docker ps' or using 'ps' inside a container
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ptrace (trace,read,tracedby,readby) peer={{.Name}},
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{{end}}
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}
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`
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