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bdece5518d
Previously this test only tested the generated nbdkit command for the top level disk source. Update it to test the generated commmands for all sources in the chain. Signed-off-by: Jonathon Jongsma <jjongsma@redhat.com> Reviewed-by: Peter Krempa <pkrempa@redhat.com>
319 lines
9.0 KiB
C
319 lines
9.0 KiB
C
#include <config.h>
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#include <fcntl.h>
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#include "internal.h"
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#include "testutils.h"
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#include "testutilsqemu.h"
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#include "qemu/qemu_domain.h"
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#include "qemu/qemu_nbdkit.h"
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#define LIBVIRT_QEMU_NBDKITPRIV_H_ALLOW
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#include "qemu/qemu_nbdkitpriv.h"
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#include "vircommand.h"
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#define LIBVIRT_VIRCOMMANDPRIV_H_ALLOW
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#include "vircommandpriv.h"
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#include "virutil.h"
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#include "virsecret.h"
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#include "datatypes.h"
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#include "virmock.h"
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#define VIR_FROM_THIS VIR_FROM_QEMU
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static virQEMUDriver driver;
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/* Some mock implementations for testing */
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#define PIPE_FD_START 777
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static int mockpipefd = PIPE_FD_START;
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static int (*real_virPipeQuiet)(int fds[2]);
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static void
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init_syms(void)
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{
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VIR_MOCK_REAL_INIT(virPipeQuiet);
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}
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static int
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moveToStableFd(int fd)
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{
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int newfd;
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/* don't overwrite an existing fd */
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if (fcntl(mockpipefd, F_GETFD) != -1)
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abort();
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newfd = dup2(fd, mockpipefd++);
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VIR_FORCE_CLOSE(fd);
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return newfd;
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}
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int
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virPipeQuiet(int fds[2])
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{
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int tempfds[2];
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init_syms();
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if (real_virPipeQuiet(tempfds) < 0)
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return -1;
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if ((fds[0] = moveToStableFd(tempfds[0])) < 0 ||
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(fds[1] = moveToStableFd(tempfds[1])) < 0)
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return -1;
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return 0;
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}
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int
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virSecretGetSecretString(virConnectPtr conn G_GNUC_UNUSED,
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virSecretLookupTypeDef *seclookupdef,
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virSecretUsageType secretUsageType,
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uint8_t **secret,
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size_t *secret_size)
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{
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char uuidstr[VIR_UUID_BUFLEN];
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const char *secretname = NULL;
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char *tmp = NULL;
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switch (seclookupdef->type) {
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case VIR_SECRET_LOOKUP_TYPE_UUID:
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virUUIDFormat(seclookupdef->u.uuid, uuidstr);
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secretname = uuidstr;
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break;
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case VIR_SECRET_LOOKUP_TYPE_USAGE:
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secretname = seclookupdef->u.usage;
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break;
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case VIR_SECRET_LOOKUP_TYPE_NONE:
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case VIR_SECRET_LOOKUP_TYPE_LAST:
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default:
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virReportEnumRangeError(virSecretLookupType, seclookupdef->type);
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return -1;
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};
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/* For testing, just generate a value for the secret that includes the type
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* and the id of the secret */
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tmp = g_strdup_printf("%s-%s-secret", virSecretUsageTypeToString(secretUsageType), secretname);
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*secret = (uint8_t*)tmp;
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*secret_size = strlen(tmp) + 1;
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return 0;
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}
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virConnectPtr virGetConnectSecret(void)
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{
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return virGetConnect();
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}
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/* end of mock implementations */
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typedef struct {
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const char *name;
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char* infile;
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char* outtemplate;
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qemuNbdkitCaps *nbdkitcaps;
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bool expectFail;
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} TestInfo;
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typedef enum {
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NBDKIT_ARG_CAPS,
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NBDKIT_ARG_EXPECT_FAIL,
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NBDKIT_ARG_END
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} NbdkitArgName;
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static void
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testInfoSetPaths(TestInfo *info)
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{
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info->infile = g_strdup_printf("%s/qemuxmlconfdata/%s.xml",
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abs_srcdir, info->name);
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info->outtemplate = g_strdup_printf("%s/qemunbdkitdata/%s",
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abs_srcdir, info->name);
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}
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static void
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testInfoClear(TestInfo *info)
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{
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g_free(info->infile);
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g_free(info->outtemplate);
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g_clear_object(&info->nbdkitcaps);
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}
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static void
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testInfoSetArgs(TestInfo *info, ...)
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{
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va_list argptr;
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NbdkitArgName argname;
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unsigned int cap;
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va_start(argptr, info);
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while ((argname = va_arg(argptr, NbdkitArgName)) != NBDKIT_ARG_END) {
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switch (argname) {
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case NBDKIT_ARG_CAPS:
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while ((cap = va_arg(argptr, unsigned int)) < QEMU_NBDKIT_CAPS_LAST)
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qemuNbdkitCapsSet(info->nbdkitcaps, cap);
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break;
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case NBDKIT_ARG_EXPECT_FAIL:
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info->expectFail = va_arg(argptr, unsigned int);
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break;
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case NBDKIT_ARG_END:
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default:
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break;
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}
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}
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}
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static int
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testNbdkit(const void *data)
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{
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const TestInfo *info = data;
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g_autoptr(virDomainDef) def = NULL;
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size_t i;
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size_t n;
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int ret = 0;
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virStorageSource *backing = NULL;
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g_autofree char *statedir = NULL;
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/* restart mock pipe fds so tests are consistent */
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mockpipefd = PIPE_FD_START;
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if (!virFileExists(info->infile)) {
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virReportError(VIR_ERR_INTERNAL_ERROR,
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"Test input file '%s' is missing", info->infile);
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return -1;
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}
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if (!(def = virDomainDefParseFile(info->infile, driver.xmlopt, NULL,
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VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)))
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return -1;
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statedir = g_strdup_printf("/tmp/domain-%s", def->name);
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for (i = 0; i < def->ndisks; i++) {
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virDomainDiskDef *disk = def->disks[i];
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for (n = 0, backing = disk->src; backing != NULL; n++, backing = backing->backingStore) {
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g_autofree char *alias = g_strdup_printf("disk%zi-src%zi", i, n);
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g_autofree char *cmdfile = g_strdup_printf("%s.args.%s",
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info->outtemplate, alias);
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if (qemuNbdkitInitStorageSource(info->nbdkitcaps, backing, statedir,
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alias, 101, 101)) {
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qemuDomainStorageSourcePrivate *srcPriv =
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qemuDomainStorageSourcePrivateFetch(backing);
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g_autoptr(virCommand) cmd = NULL;
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g_autoptr(virCommandDryRunToken) dryRunToken = virCommandDryRunTokenNew();
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g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
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g_autofree char *actualCmdline = NULL;
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virCommandSendBuffer *sendbuffers;
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int nsendbuffers;
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size_t j;
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if (srcPriv->nbdkitProcess == NULL)
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continue;
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virCommandSetDryRun(dryRunToken, &buf, true, true, NULL, NULL);
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cmd = qemuNbdkitProcessBuildCommand(srcPriv->nbdkitProcess);
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if (virCommandRun(cmd, NULL) < 0) {
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ret = -1;
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continue;
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}
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virCommandPeekSendBuffers(cmd, &sendbuffers, &nsendbuffers);
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if (!(actualCmdline = virBufferContentAndReset(&buf))) {
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ret = -1;
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continue;
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}
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if (virTestCompareToFileFull(actualCmdline, cmdfile, false) < 0)
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ret = -1;
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for (j = 0; j < nsendbuffers; j++) {
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virCommandSendBuffer *buffer = &sendbuffers[j];
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g_autofree char *pipefile = g_strdup_printf("%s.pipe.%i",
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cmdfile,
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buffer->fd);
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if (virTestCompareToFile((const char*)buffer->buffer, pipefile) < 0)
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ret = -1;
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}
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} else {
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if (virFileExists(cmdfile)) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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"qemuNbdkitInitStorageSource() was not expected to fail");
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ret = -1;
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}
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}
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}
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}
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if (info->expectFail) {
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if (ret == 0) {
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ret = -1;
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VIR_TEST_DEBUG("Error expected but there wasn't any.");
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} else {
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ret = 0;
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}
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}
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return ret;
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}
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static int
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mymain(void)
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{
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g_autoptr(GHashTable) capslatest = testQemuGetLatestCaps();
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g_autoptr(GHashTable) capscache = virHashNew(virObjectUnref);
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int ret = 0;
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if (qemuTestDriverInit(&driver) < 0)
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return EXIT_FAILURE;
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if (testQemuInsertRealCaps(driver.qemuCapsCache, "x86_64", "latest", "",
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capslatest, capscache, NULL, NULL) < 0) {
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ret = -1;
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goto cleanup;
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}
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#define DO_TEST_FULL(_name, ...) \
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do { \
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TestInfo info = { \
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.name = _name, \
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.nbdkitcaps = qemuNbdkitCapsNew(TEST_NBDKIT_PATH), \
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}; \
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testInfoSetPaths(&info); \
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testInfoSetArgs(&info, __VA_ARGS__); \
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virTestRunLog(&ret, "nbdkit " _name, testNbdkit, &info); \
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testInfoClear(&info); \
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} while (0)
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#define DO_TEST(_name, ...) \
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DO_TEST_FULL(_name, NBDKIT_ARG_CAPS, __VA_ARGS__, QEMU_NBDKIT_CAPS_LAST, NBDKIT_ARG_END)
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#define DO_TEST_FAILURE(_name, ...) \
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DO_TEST_FULL(_name, \
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NBDKIT_ARG_EXPECT_FAIL, 1, \
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NBDKIT_ARG_CAPS, __VA_ARGS__, QEMU_NBDKIT_CAPS_LAST, NBDKIT_ARG_END)
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#define DO_TEST_NOCAPS(_name) \
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DO_TEST_FULL(_name, NBDKIT_ARG_END)
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DO_TEST("disk-cdrom-network", QEMU_NBDKIT_CAPS_PLUGIN_CURL);
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DO_TEST("disk-network-http", QEMU_NBDKIT_CAPS_PLUGIN_CURL);
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DO_TEST("disk-network-source-curl-nbdkit-backing", QEMU_NBDKIT_CAPS_PLUGIN_CURL);
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DO_TEST("disk-network-source-curl", QEMU_NBDKIT_CAPS_PLUGIN_CURL);
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DO_TEST("disk-network-ssh", QEMU_NBDKIT_CAPS_PLUGIN_SSH);
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DO_TEST("disk-network-ssh-password", QEMU_NBDKIT_CAPS_PLUGIN_SSH);
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DO_TEST("disk-network-ssh-key", QEMU_NBDKIT_CAPS_PLUGIN_SSH);
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cleanup:
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qemuTestDriverFree(&driver);
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return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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VIR_TEST_MAIN(mymain)
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