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-add a xml config file

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-load and parse settings

svn path=/trunk/tools/sysreg2/; revision=814
This commit is contained in:
Christoph von Wittich 2008-08-31 15:21:45 +00:00
parent e4acd4a9d6
commit 42ab2830ba
6 changed files with 126 additions and 21 deletions
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2
console.c
View File

@ -2,7 +2,7 @@
#include <termios.h>
#include <poll.h>
void ProcessDebugData(const char* tty, int timeout)
void ProcessDebugData(const char* tty, int timeout, int stage )
{
int ttyfd, i;
struct termios ttyattr, rawattr;

2
makefile
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@ -10,7 +10,7 @@ LFLAGS := -s -L/usr/lib64
LIBS := -lgcc -lm -lvirt -ltasn1 -lz -lxml2 -lgnutls
INC := -I/usr/include/libvirt/ -I/usr/include/libxml2/
SRCS := virt.c utils.c console.c
SRCS := virt.c utils.c console.c options.c
OBJS := $(SRCS:.c=.o)

64
options.c Normal file
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@ -0,0 +1,64 @@
#include "sysreg.h"
bool LoadSettings(const char* XmlConfig)
{
xmlDocPtr xml = NULL;
xmlXPathObjectPtr obj = NULL;
xmlXPathContextPtr ctxt = NULL;
char TempStr[255];
int Stage;
const char* StageNames[] = {
"firststage",
"secondstage",
"thirdstage"
};
xml = xmlReadFile(XmlConfig, NULL, 0);
if (!xml)
return false;
ctxt = xmlXPathNewContext(xml);
if (!ctxt)
{
xmlFreeDoc(xml);
return false;
}
obj = xmlXPathEval(BAD_CAST"string(/settings/@file)",ctxt);
if ((obj != NULL) && ((obj->type == XPATH_STRING) &&
(obj->stringval != NULL) && (obj->stringval[0] != 0)))
{
strncpy(AppSettings.Filename, obj->stringval, 254);
}
obj = xmlXPathEval(BAD_CAST"string(/settings/@name)",ctxt);
if ((obj != NULL) && ((obj->type == XPATH_STRING) &&
(obj->stringval != NULL) && (obj->stringval[0] != 0)))
{
strncpy(AppSettings.Name, obj->stringval, 79);
}
obj = xmlXPathEval(BAD_CAST"number(/settings/general/timeout/@ms)",ctxt);
if ((obj != NULL) && (obj->type == XPATH_NUMBER))
{
/* when no value is set - return value is negative
* which means infinite */
AppSettings.Timeout = (int)obj->floatval;
}
for (Stage=0;Stage<3;Stage++)
{
strcpy(TempStr, "string(/settings/");
strcat(TempStr, StageNames[Stage]);
strcat(TempStr, "/@bootdevice)");
obj = xmlXPathEval((xmlChar*) TempStr,ctxt);
if ((obj != NULL) && ((obj->type == XPATH_STRING) &&
(obj->stringval != NULL) && (obj->stringval[0] != 0)))
{
strncpy(AppSettings.Stage[Stage].BootDevice, obj->stringval, 7);
}
}
xmlFreeDoc(xml);
xmlXPathFreeContext(ctxt);
return true;
}

23
sysreg.h
View File

@ -10,6 +10,25 @@
#include <libxml/xpath.h>
#include <libxml/xpathInternals.h>
char* ReadFile (const char *filename);
void ProcessDebugData(const char* tty, int timeout);
typedef struct {
char BootDevice[8];
} stage;
typedef struct {
int Timeout;
char Filename[255];
char Name[80];
stage Stage[3];
} Settings;
Settings AppSettings;
/* utils.c */
char* ReadFile (const char* filename);
ssize_t safewrite(int fd, const void *buf, size_t count);
/* options.c */
bool LoadSettings(const char* XmlConfig);
/* console.c */
void ProcessDebugData(const char* tty, int timeout, int stage);

13
sysreg.xml Normal file
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@ -0,0 +1,13 @@
<settings vm="ReactOS" file="/opt/buildbot/kvmtest/reactos.xml">
<general>
<!-- kill the VM after n milliseconds without debug msg -->
<timeout ms="20000"/>
</general2
<firststage bootdevice="cdrom">
<success on="SYSREG_CHECKPOINT:USETUP_COMPLETE"/>
</firststage>
<secondstage bootdevice="hd">
</secondstage>
<thirdstage bootdevice="hd">
</thirdstage>
</settings>

43
virt.c
View File

@ -51,7 +51,7 @@ bool IsVirtualMachineRunning(virConnectPtr vConn, const char* name)
int i;
for(i=0; i<iDomains; i++)
{
if (strcmp(name, names[i]) == 0)
if (strcasecmp(name, names[i]) == 0)
return true;
}
}
@ -111,7 +111,6 @@ virDomainPtr LaunchVirtualMachine(virConnectPtr vConn, const char* XmlFileName,
name = virDomainGetName(vDomPtr);
domname = strdup(name);
virDomainFree(vDomPtr);
vDomPtr = virDomainLookupByName(vConn, domname);
free(domname);
}
}
@ -121,32 +120,42 @@ virDomainPtr LaunchVirtualMachine(virConnectPtr vConn, const char* XmlFileName,
int main()
{
virConnectPtr vConn;
virDomainPtr vDom;
int Stage;
int Stages = 1; /* 1 for testing, should be set to 3 later */
if (!LoadSettings("sysreg.xml"))
{
printf("Can not load configuration file\n");
return EXIT_FAILURE;
}
vConn = virConnectOpen("qemu:///session");
if (IsVirtualMachineRunning(vConn, "reactos"))
printf("Virtual Machine is already running\n");
else
for (Stage=0;Stage<Stages; Stage++)
{
vDom = LaunchVirtualMachine(vConn, "/opt/buildbot/kvmtest/reactos.xml", "cdrom");
if (IsVirtualMachineRunning(vConn, AppSettings.Name))
printf("Virtual Machine is already running\n");
else
{
if (vDom)
vDom = LaunchVirtualMachine(vConn, AppSettings.Filename,
AppSettings.Stage[Stage].BootDevice);
{
printf("Domain %s started.\n", virDomainGetName(vDom));
printf("%s\n", GetConsole(vDom));
ProcessDebugData(GetConsole(vDom), 10000 /*10 sec */);
virDomainDestroy(vDom);
virDomainUndefine(vDom);
virDomainFree(vDom);
}
if (vDom)
{
printf("Domain %s started.\n", virDomainGetName(vDom));
ProcessDebugData(GetConsole(vDom),
AppSettings.Timeout, Stage);
virDomainDestroy(vDom);
virDomainUndefine(vDom);
virDomainFree(vDom);
}
}
}
}
virConnectClose(vConn);
return 1;
return EXIT_SUCCESS;
}