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https://github.com/token2/snapd.git
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90 lines
2.4 KiB
Go
90 lines
2.4 KiB
Go
// -*- Mode: Go; indent-tabs-mode: t -*-
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/*
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* Copyright (C) 2018 Canonical Ltd
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 3 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package systemd_test
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import (
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"log/syslog"
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"net"
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"path"
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. "gopkg.in/check.v1"
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. "github.com/snapcore/snapd/systemd"
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)
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type journalTestSuite struct{}
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var _ = Suite(&journalTestSuite{})
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func (j *journalTestSuite) TestStreamFileErrorNoPath(c *C) {
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restore := MockJournalStdoutPath(path.Join(c.MkDir(), "fake-journal"))
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defer restore()
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jout, err := NewJournalStreamFile("foobar", syslog.LOG_INFO, false)
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c.Assert(err, ErrorMatches, ".*no such file or directory")
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c.Assert(jout, IsNil)
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}
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func (j *journalTestSuite) TestStreamFileHeader(c *C) {
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fakePath := path.Join(c.MkDir(), "fake-journal")
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restore := MockJournalStdoutPath(fakePath)
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defer restore()
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listener, err := net.ListenUnix("unix", &net.UnixAddr{Name: fakePath})
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c.Assert(err, IsNil)
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defer listener.Close()
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doneCh := make(chan struct{}, 1)
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go func() {
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defer func() { close(doneCh) }()
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// see https://github.com/systemd/systemd/blob/97a33b126c845327a3a19d6e66f05684823868fb/src/journal/journal-send.c#L424
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conn, err := listener.AcceptUnix()
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c.Assert(err, IsNil)
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defer conn.Close()
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expectedHdrLen := len("foobar") + 1 + 1 + 2 + 2 + 2 + 2 + 2
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hdrBuf := make([]byte, expectedHdrLen)
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hdrLen, err := conn.Read(hdrBuf)
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c.Assert(err, IsNil)
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c.Assert(hdrLen, Equals, expectedHdrLen)
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c.Check(hdrBuf, DeepEquals, []byte("foobar\n\n6\n0\n0\n0\n0\n"))
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data := make([]byte, 4096)
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sz, err := conn.Read(data)
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c.Assert(err, IsNil)
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c.Assert(sz > 0, Equals, true)
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c.Check(data[0:sz], DeepEquals, []byte("hello from unit tests"))
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doneCh <- struct{}{}
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}()
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jout, err := NewJournalStreamFile("foobar", syslog.LOG_INFO, false)
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c.Assert(err, IsNil)
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c.Assert(jout, NotNil)
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_, err = jout.WriteString("hello from unit tests")
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c.Assert(err, IsNil)
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defer jout.Close()
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<-doneCh
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}
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