Fix SyslogLogger. Fixes #203.
This was not working at all since the release of vibe-core due to dependencies on other parts of vibe.d. The unit test has now been moved out of the template class, so that it is actually run.
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@ -588,33 +588,8 @@ final class SyslogLogger(OutputStream) : Logger {
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Facility m_facility;
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}
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/// Facilities
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enum Facility {
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kern, /// kernel messages
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user, /// user-level messages
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mail, /// mail system
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daemon, /// system daemons
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auth, /// security/authorization messages
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syslog, /// messages generated internally by syslogd
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lpr, /// line printer subsystem
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news, /// network news subsystem
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uucp, /// UUCP subsystem
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clockDaemon, /// clock daemon
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authpriv, /// security/authorization messages
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ftp, /// FTP daemon
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ntp, /// NTP subsystem
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logAudit, /// log audit
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logAlert, /// log alert
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cron, /// clock daemon
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local0, /// local use 0
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local1, /// local use 1
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local2, /// local use 2
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local3, /// local use 3
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local4, /// local use 4
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local5, /// local use 5
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local6, /// local use 6
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local7, /// local use 7
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}
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deprecated("Use `SyslogFacility` instead.")
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alias Facility = SyslogFacility;
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/// Severities
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private enum Severity {
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@ -696,9 +671,8 @@ final class SyslogLogger(OutputStream) : Logger {
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auto text = msg.text;
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import std.format : formattedWrite;
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import vibe.stream.wrapper : StreamOutputRange;
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auto str = StreamOutputRange(m_ostream);
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(&str).formattedWrite(SYSLOG_MESSAGE_FORMAT_VERSION1, priVal,
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auto str = StreamOutputRange!OutputStream(m_ostream);
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str.formattedWrite(SYSLOG_MESSAGE_FORMAT_VERSION1, priVal,
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timestamp, m_hostName, BOM ~ m_appName, procId, msgId,
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structuredData, BOM);
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}
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@ -714,11 +688,86 @@ final class SyslogLogger(OutputStream) : Logger {
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m_ostream.flush();
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}
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private struct StreamOutputRange(OutputStream)
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{
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private {
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OutputStream m_stream;
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size_t m_fill = 0;
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char[256] m_data = void;
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}
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@safe:
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@disable this(this);
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this(OutputStream stream) { m_stream = stream; }
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~this() { flush(); }
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void flush()
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{
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if (m_fill == 0) return;
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m_stream.write(m_data[0 .. m_fill]);
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m_fill = 0;
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}
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void put(char bt)
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{
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m_data[m_fill++] = bt;
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if (m_fill >= m_data.length) flush();
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}
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void put(const(char)[] bts)
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{
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// avoid writing more chunks than necessary
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if (bts.length + m_fill >= m_data.length * 2) {
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flush();
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m_stream.write(bts);
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return;
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}
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while (bts.length) {
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auto len = min(m_data.length - m_fill, bts.length);
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m_data[m_fill .. m_fill + len] = bts[0 .. len];
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m_fill += len;
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bts = bts[len .. $];
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if (m_fill >= m_data.length) flush();
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}
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}
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}
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}
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/// Syslog facilities
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enum SyslogFacility {
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kern, /// kernel messages
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user, /// user-level messages
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mail, /// mail system
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daemon, /// system daemons
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auth, /// security/authorization messages
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syslog, /// messages generated internally by syslogd
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lpr, /// line printer subsystem
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news, /// network news subsystem
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uucp, /// UUCP subsystem
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clockDaemon, /// clock daemon
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authpriv, /// security/authorization messages
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ftp, /// FTP daemon
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ntp, /// NTP subsystem
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logAudit, /// log audit
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logAlert, /// log alert
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cron, /// clock daemon
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local0, /// local use 0
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local1, /// local use 1
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local2, /// local use 2
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local3, /// local use 3
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local4, /// local use 4
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local5, /// local use 5
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local6, /// local use 6
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local7, /// local use 7
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}
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unittest
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{
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import vibe.core.file;
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auto fstream = createTempFile();
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auto logger = new SyslogLogger(fstream, Facility.local1, "appname", null);
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auto logger = new SyslogLogger!FileStream(fstream, SyslogFacility.local1, "appname", null);
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LogLine msg;
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import std.datetime;
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import core.thread;
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@ -732,11 +781,13 @@ final class SyslogLogger(OutputStream) : Logger {
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logger.put("αβγ");
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logger.endLine();
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}
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auto path = fstream.path;
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fstream.close();
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import std.file;
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import std.string;
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auto lines = splitLines(readText(fstream.path().toNativeString()), KeepTerminator.yes);
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auto lines = splitLines(readText(path.toString()), KeepTerminator.yes);
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alias BOM = SyslogLogger!FileStream.BOM;
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assert(lines.length == 7);
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assert(lines[0] == "<143>1 0000-01-01T00:00:00.000001 - " ~ BOM ~ "appname - - - " ~ BOM ~ "αβγ\n");
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assert(lines[1] == "<142>1 0000-01-01T00:00:00.000001 - " ~ BOM ~ "appname - - - " ~ BOM ~ "αβγ\n");
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@ -745,10 +796,10 @@ final class SyslogLogger(OutputStream) : Logger {
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assert(lines[4] == "<139>1 0000-01-01T00:00:00.000001 - " ~ BOM ~ "appname - - - " ~ BOM ~ "αβγ\n");
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assert(lines[5] == "<138>1 0000-01-01T00:00:00.000001 - " ~ BOM ~ "appname - - - " ~ BOM ~ "αβγ\n");
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assert(lines[6] == "<137>1 0000-01-01T00:00:00.000001 - " ~ BOM ~ "appname - - - " ~ BOM ~ "αβγ\n");
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removeFile(fstream.path().toNativeString());
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}
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removeFile(path.toString());
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}
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/// Returns: this host's host name.
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///
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/// If the host name cannot be determined the function returns null.
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