Ophestra Umiker
86cb5ac1db
This avoids adding ACLs to the PulseAudio directory. Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
57 lines
1.9 KiB
Go
57 lines
1.9 KiB
Go
package app
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import (
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"path"
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"git.ophivana.moe/cat/fortify/acl"
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)
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const (
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xdgRuntimeDir = "XDG_RUNTIME_DIR"
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xdgSessionClass = "XDG_SESSION_CLASS"
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xdgSessionType = "XDG_SESSION_TYPE"
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)
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// shareRuntime queues actions for sharing/ensuring the runtime and share directories
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func (seal *appSeal) shareRuntime() {
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// ensure RunDir (e.g. `/run/user/%d/fortify`)
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seal.sys.ensure(seal.RunDirPath, 0700)
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seal.sys.updatePerm(seal.RunDirPath, acl.Execute)
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// ensure runtime directory ACL (e.g. `/run/user/%d`)
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seal.sys.updatePerm(seal.RuntimePath, acl.Execute)
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// ensure Share (e.g. `/tmp/fortify.%d`)
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// acl is unnecessary as this directory is world executable
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seal.sys.ensure(seal.SharePath, 0701)
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// ensure process-specific share (e.g. `/tmp/fortify.%d/%s`)
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// acl is unnecessary as this directory is world executable
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seal.share = path.Join(seal.SharePath, seal.id.String())
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seal.sys.ensureEphemeral(seal.share, 0701)
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// ensure process-specific share local to XDG_RUNTIME_DIR (e.g. `/run/user/%d/fortify/%s`)
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seal.shareLocal = path.Join(seal.RunDirPath, seal.id.String())
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seal.sys.ensureEphemeral(seal.shareLocal, 0700)
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seal.sys.updatePerm(seal.shareLocal, acl.Execute)
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}
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func (seal *appSeal) shareRuntimeChild() string {
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// ensure child runtime parent directory (e.g. `/tmp/fortify.%d/runtime`)
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targetRuntimeParent := path.Join(seal.SharePath, "runtime")
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seal.sys.ensure(targetRuntimeParent, 0700)
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seal.sys.updatePerm(targetRuntimeParent, acl.Execute)
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// ensure child runtime directory (e.g. `/tmp/fortify.%d/runtime/%d`)
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targetRuntime := path.Join(targetRuntimeParent, seal.sys.Uid)
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seal.sys.ensure(targetRuntime, 0700)
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seal.sys.updatePerm(targetRuntime, acl.Read, acl.Write, acl.Execute)
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// point to ensured runtime path
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seal.appendEnv(xdgRuntimeDir, targetRuntime)
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seal.appendEnv(xdgSessionClass, "user")
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seal.appendEnv(xdgSessionType, "tty")
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return targetRuntime
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}
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