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From 2941ddd836bf42d62efd4488626673ab8ec33b03 Mon Sep 17 00:00:00 2001
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Message-Id: <2941ddd836bf42d62efd4488626673ab8ec33b03@dist-git>
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From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
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Date: Fri, 6 Jul 2018 15:47:00 +0100
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Subject: [PATCH] qemu: consolidate parameters of qemuBuildChrChardevStr into
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flags
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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https://bugzilla.redhat.com/show_bug.cgi?id=1597940
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There are two boolean parameters passed to qemuBuildChrChardevStr,
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and soon there will be a third. It will be clearer to understand
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from callers' POV if we use named flags instead.
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Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
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(cherry picked from commit 0140d4c59b7fb26432b520bb7e85bd6834f560b0)
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/qemu/qemu_command.c | 94 ++++++++++++++++++++++++++---------------
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1 file changed, 61 insertions(+), 33 deletions(-)
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diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
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index 41050bfea3..0c3ce98caf 100644
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--- a/src/qemu/qemu_command.c
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+++ b/src/qemu/qemu_command.c
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@@ -4934,6 +4934,12 @@ qemuOpenChrChardevUNIXSocket(const virDomainChrSourceDef *dev)
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return -1;
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}
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+
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+enum {
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+ QEMU_BUILD_CHARDEV_TCP_NOWAIT = (1 << 0),
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+ QEMU_BUILD_CHARDEV_FILE_LOGD = (1 << 1),
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+};
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+
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/* This function outputs a -chardev command line option which describes only the
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* host side of the character device */
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static char *
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@@ -4945,8 +4951,7 @@ qemuBuildChrChardevStr(virLogManagerPtr logManager,
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const virDomainChrSourceDef *dev,
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const char *alias,
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virQEMUCapsPtr qemuCaps,
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- bool nowait,
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- bool chardevStdioLogd)
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+ unsigned int flags)
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{
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virBuffer buf = VIR_BUFFER_INITIALIZER;
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bool telnet;
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@@ -4985,7 +4990,8 @@ qemuBuildChrChardevStr(virLogManagerPtr logManager,
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_("append not supported in this QEMU binary"));
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goto cleanup;
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}
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- if (qemuBuildChrChardevFileStr(chardevStdioLogd ? logManager : NULL,
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+ if (qemuBuildChrChardevFileStr(flags & QEMU_BUILD_CHARDEV_FILE_LOGD ?
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+ logManager : NULL,
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cmd, def, &buf,
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"path", dev->data.file.path,
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"append", dev->data.file.append) < 0)
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@@ -5031,8 +5037,11 @@ qemuBuildChrChardevStr(virLogManagerPtr logManager,
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dev->data.tcp.service,
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telnet ? ",telnet" : "");
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982648 |
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- if (dev->data.tcp.listen)
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- virBufferAdd(&buf, nowait ? ",server,nowait" : ",server", -1);
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+ if (dev->data.tcp.listen) {
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982648 |
+ virBufferAddLit(&buf, ",server");
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+ if (flags & QEMU_BUILD_CHARDEV_TCP_NOWAIT)
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982648 |
+ virBufferAddLit(&buf, ",nowait");
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+ }
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qemuBuildChrChardevReconnectStr(&buf, &dev->data.tcp.reconnect);
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@@ -5090,8 +5099,11 @@ qemuBuildChrChardevStr(virLogManagerPtr logManager,
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virBufferAsprintf(&buf, "socket,id=%s,path=", charAlias);
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virQEMUBuildBufferEscapeComma(&buf, dev->data.nix.path);
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}
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- if (dev->data.nix.listen)
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- virBufferAdd(&buf, nowait ? ",server,nowait" : ",server", -1);
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+ if (dev->data.nix.listen) {
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+ virBufferAddLit(&buf, ",server");
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+ if (flags & QEMU_BUILD_CHARDEV_TCP_NOWAIT)
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+ virBufferAddLit(&buf, ",nowait");
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+ }
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982648 |
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qemuBuildChrChardevReconnectStr(&buf, &dev->data.nix.reconnect);
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break;
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@@ -5425,6 +5437,9 @@ qemuBuildMonitorCommandLine(virLogManagerPtr logManager,
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qemuDomainObjPrivatePtr priv)
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{
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char *chrdev;
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+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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+ if (priv->chardevStdioLogd)
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+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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if (!priv->monConfig)
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return 0;
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@@ -5432,8 +5447,7 @@ qemuBuildMonitorCommandLine(virLogManagerPtr logManager,
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if (!(chrdev = qemuBuildChrChardevStr(logManager, secManager,
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cmd, cfg, def,
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priv->monConfig, "monitor",
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- priv->qemuCaps, true,
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- priv->chardevStdioLogd)))
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+ priv->qemuCaps, cdevflags)))
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return -1;
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virCommandAddArg(cmd, "-chardev");
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virCommandAddArg(cmd, chrdev);
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@@ -5558,6 +5572,9 @@ qemuBuildRNGBackendChrdevStr(virLogManagerPtr logManager,
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char **chr,
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bool chardevStdioLogd)
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{
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+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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+ if (chardevStdioLogd)
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+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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*chr = NULL;
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switch ((virDomainRNGBackend) rng->backend) {
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@@ -5570,8 +5587,8 @@ qemuBuildRNGBackendChrdevStr(virLogManagerPtr logManager,
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if (!(*chr = qemuBuildChrChardevStr(logManager, secManager,
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cmd, cfg, def,
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rng->source.chardev,
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- rng->info.alias, qemuCaps, true,
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- chardevStdioLogd)))
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+ rng->info.alias, qemuCaps,
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+ cdevflags)))
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return -1;
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982648 |
}
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@@ -8243,8 +8260,7 @@ qemuBuildVhostuserCommandLine(virQEMUDriverPtr driver,
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if (!(chardev = qemuBuildChrChardevStr(logManager, secManager,
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cmd, cfg, def,
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net->data.vhostuser,
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- net->info.alias, qemuCaps, false,
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- false)))
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+ net->info.alias, qemuCaps, 0)))
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goto cleanup;
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break;
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@@ -8724,6 +8740,9 @@ qemuBuildSmartcardCommandLine(virLogManagerPtr logManager,
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virBuffer opt = VIR_BUFFER_INITIALIZER;
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const char *database;
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const char *contAlias = NULL;
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+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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+ if (chardevStdioLogd)
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+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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if (!def->nsmartcards)
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return 0;
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@@ -8789,8 +8808,7 @@ qemuBuildSmartcardCommandLine(virLogManagerPtr logManager,
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cmd, cfg, def,
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smartcard->data.passthru,
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smartcard->info.alias,
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- qemuCaps, true,
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- chardevStdioLogd))) {
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+ qemuCaps, cdevflags))) {
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virBufferFreeAndReset(&opt;;
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return -1;
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}
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@@ -8958,6 +8976,9 @@ qemuBuildShmemCommandLine(virLogManagerPtr logManager,
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virBuffer buf = VIR_BUFFER_INITIALIZER;
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char *devstr = NULL;
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int rc;
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+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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+ if (chardevStdioLogd)
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+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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982648 |
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if (shmem->size) {
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982648 |
/*
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@@ -9021,8 +9042,8 @@ qemuBuildShmemCommandLine(virLogManagerPtr logManager,
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devstr = qemuBuildChrChardevStr(logManager, secManager,
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cmd, cfg, def,
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&shmem->server.chr,
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- shmem->info.alias, qemuCaps, true,
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- chardevStdioLogd);
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+ shmem->info.alias, qemuCaps,
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+ cdevflags);
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if (!devstr)
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return -1;
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982648 |
@@ -9115,6 +9136,9 @@ qemuBuildSerialCommandLine(virLogManagerPtr logManager,
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{
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size_t i;
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bool havespice = false;
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+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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+ if (chardevStdioLogd)
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+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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982648 |
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982648 |
if (def->nserials) {
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982648 |
for (i = 0; i < def->ngraphics && !havespice; i++) {
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@@ -9134,8 +9158,7 @@ qemuBuildSerialCommandLine(virLogManagerPtr logManager,
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cmd, cfg, def,
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serial->source,
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serial->info.alias,
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- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9176,6 +9199,9 @@ qemuBuildParallelsCommandLine(virLogManagerPtr logManager,
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bool chardevStdioLogd)
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{
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982648 |
size_t i;
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982648 |
+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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982648 |
+ if (chardevStdioLogd)
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982648 |
+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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982648 |
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982648 |
for (i = 0; i < def->nparallels; i++) {
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982648 |
virDomainChrDefPtr parallel = def->parallels[i];
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982648 |
@@ -9185,8 +9211,7 @@ qemuBuildParallelsCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
parallel->source,
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982648 |
parallel->info.alias,
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982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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982648 |
return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9211,6 +9236,9 @@ qemuBuildChannelsCommandLine(virLogManagerPtr logManager,
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982648 |
bool chardevStdioLogd)
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982648 |
{
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982648 |
size_t i;
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982648 |
+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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982648 |
+ if (chardevStdioLogd)
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982648 |
+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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982648 |
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982648 |
for (i = 0; i < def->nchannels; i++) {
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982648 |
virDomainChrDefPtr channel = def->channels[i];
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982648 |
@@ -9222,8 +9250,7 @@ qemuBuildChannelsCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
channel->source,
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982648 |
channel->info.alias,
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982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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982648 |
return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9240,8 +9267,7 @@ qemuBuildChannelsCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
channel->source,
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982648 |
channel->info.alias,
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982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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982648 |
return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9267,6 +9293,9 @@ qemuBuildConsoleCommandLine(virLogManagerPtr logManager,
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982648 |
bool chardevStdioLogd)
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982648 |
{
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982648 |
size_t i;
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982648 |
+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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982648 |
+ if (chardevStdioLogd)
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982648 |
+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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982648 |
|
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982648 |
/* Explicit console devices */
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982648 |
for (i = 0; i < def->nconsoles; i++) {
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982648 |
@@ -9285,8 +9314,7 @@ qemuBuildConsoleCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
console->source,
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982648 |
console->info.alias,
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982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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982648 |
return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9307,8 +9335,7 @@ qemuBuildConsoleCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
console->source,
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982648 |
console->info.alias,
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|
982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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982648 |
return -1;
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982648 |
virCommandAddArg(cmd, "-chardev");
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982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9323,8 +9350,7 @@ qemuBuildConsoleCommandLine(virLogManagerPtr logManager,
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982648 |
cmd, cfg, def,
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982648 |
console->source,
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982648 |
console->info.alias,
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982648 |
- qemuCaps, true,
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982648 |
- chardevStdioLogd)))
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982648 |
+ qemuCaps, cdevflags)))
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|
982648 |
return -1;
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|
982648 |
virCommandAddArg(cmd, "-chardev");
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|
982648 |
virCommandAddArg(cmd, devstr);
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982648 |
@@ -9447,6 +9473,9 @@ qemuBuildRedirdevCommandLine(virLogManagerPtr logManager,
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|
982648 |
bool chardevStdioLogd)
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|
982648 |
{
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|
982648 |
size_t i;
|
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|
982648 |
+ unsigned int cdevflags = QEMU_BUILD_CHARDEV_TCP_NOWAIT;
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|
982648 |
+ if (chardevStdioLogd)
|
|
|
982648 |
+ cdevflags |= QEMU_BUILD_CHARDEV_FILE_LOGD;
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|
982648 |
|
|
|
982648 |
for (i = 0; i < def->nredirdevs; i++) {
|
|
|
982648 |
virDomainRedirdevDefPtr redirdev = def->redirdevs[i];
|
|
|
982648 |
@@ -9456,8 +9485,7 @@ qemuBuildRedirdevCommandLine(virLogManagerPtr logManager,
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|
982648 |
cmd, cfg, def,
|
|
|
982648 |
redirdev->source,
|
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|
982648 |
redirdev->info.alias,
|
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|
982648 |
- qemuCaps, true,
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|
982648 |
- chardevStdioLogd))) {
|
|
|
982648 |
+ qemuCaps, cdevflags))) {
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|
|
982648 |
return -1;
|
|
|
982648 |
}
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|
|
982648 |
|
|
|
982648 |
--
|
|
|
982648 |
2.18.0
|
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|
982648 |
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