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system/link: use syscall dispatcher
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Browse Source 
This enables hardlink op methods to be instrumented.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2025-09-06 19:47:58 +09:00
parent fcd0f2ede7
commit 6cc2b406a4
6 changed files with 116 additions and 48 deletions
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84
system/link_test.go Normal file
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@@ -0,0 +1,84 @@
package system
import (
"testing"
"hakurei.app/container/stub"
)
func TestHardlinkOp(t *testing.T) {
checkOpBehaviour(t, []opBehaviourTestCase{
{"link", 0xdeadbeef, 0xff, &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}, []stub.Call{
call("verbose", stub.ExpectArgs{[]any{"linking", &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}}}, nil, nil),
call("link", stub.ExpectArgs{"/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, stub.UniqueError(1)),
}, &OpError{Op: "hardlink", Err: stub.UniqueError(1)}, nil, nil},
{"remove", 0xdeadbeef, 0xff, &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}, []stub.Call{
call("verbose", stub.ExpectArgs{[]any{"linking", &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}}}, nil, nil),
call("link", stub.ExpectArgs{"/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, nil),
}, nil, []stub.Call{
call("verbosef", stub.ExpectArgs{"removing hard link %q", []any{"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}}, nil, nil),
call("remove", stub.ExpectArgs{"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, stub.UniqueError(0)),
}, &OpError{Op: "hardlink", Err: stub.UniqueError(0), Revert: true}},
{"success skip", 0xdeadbeef, EWayland | EX11, &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}, []stub.Call{
call("verbose", stub.ExpectArgs{[]any{"linking", &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}}}, nil, nil),
call("link", stub.ExpectArgs{"/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, nil),
}, nil, []stub.Call{
call("verbosef", stub.ExpectArgs{"skipping hard link %q", []any{"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}}, nil, nil),
}, nil},
{"success", 0xdeadbeef, 0xff, &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}, []stub.Call{
call("verbose", stub.ExpectArgs{[]any{"linking", &hardlinkOp{EPulse, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"}}}, nil, nil),
call("link", stub.ExpectArgs{"/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, nil),
}, nil, []stub.Call{
call("verbosef", stub.ExpectArgs{"removing hard link %q", []any{"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}}, nil, nil),
call("remove", stub.ExpectArgs{"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse"}, nil, nil),
}, nil},
})
checkOpsBuilder(t, "LinkFileType", []opsBuilderTestCase{
{"type", 0xcafebabe, func(_ *testing.T, sys *I) {
sys.LinkFileType(User, "/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse")
}, []Op{
&hardlinkOp{User, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
}, stub.Expect{}},
{"link", 0xcafebabe, func(_ *testing.T, sys *I) {
sys.Link("/run/user/1000/pulse/native", "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse")
}, []Op{
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
}, stub.Expect{}},
})
checkOpIs(t, []opIsTestCase{
{"nil", (*hardlinkOp)(nil), (*hardlinkOp)(nil), false},
{"zero", new(hardlinkOp), new(hardlinkOp), true},
{"src differs",
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse"},
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
false},
{"dst differs",
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6", "/run/user/1000/pulse/native"},
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
false},
{"et differs",
&hardlinkOp{User, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
false},
{"equals",
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
&hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
true},
})
checkOpMeta(t, []opMetaTestCase{
{"link", &hardlinkOp{Process, "/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse", "/run/user/1000/pulse/native"},
Process, "/run/user/1000/pulse/native",
`"/run/user/1000/hakurei/9663730666a44cfc2a81610379e02ed6/pulse" from "/run/user/1000/pulse/native"`},
})
}