/* OCaml bindings for libvirt.
- * (C) Copyright 2007 Richard W.M. Jones, Red Hat Inc.
+ * (C) Copyright 2007-2017 Richard W.M. Jones, Red Hat Inc.
* http://libvirt.org/
*
* This library is free software; you can redistribute it and/or
typeVer_ptr = driver ? &typeVer : NULL;
NONBLOCKING (r = virGetVersion (&libVer, driver, typeVer_ptr));
- CHECK_ERROR (r == -1, NULL, "virGetVersion");
+ CHECK_ERROR (r == -1, "virGetVersion");
rv = caml_alloc_tuple (2);
Store_field (rv, 0, Val_int (libVer));
virConnectPtr conn;
NONBLOCKING (conn = virConnectOpen (name));
- CHECK_ERROR (!conn, NULL, "virConnectOpen");
+ CHECK_ERROR (!conn, "virConnectOpen");
rv = Val_connect (conn);
virConnectPtr conn;
NONBLOCKING (conn = virConnectOpenReadOnly (name));
- CHECK_ERROR (!conn, NULL, "virConnectOpen");
+ CHECK_ERROR (!conn, "virConnectOpen");
rv = Val_connect (conn);
int r;
NONBLOCKING (r = virConnectGetVersion (conn, &hvVer));
- CHECK_ERROR (r == -1, conn, "virConnectGetVersion");
+ CHECK_ERROR (r == -1, "virConnectGetVersion");
CAMLreturn (Val_int (hvVer));
}
int r;
NONBLOCKING (r = virConnectGetMaxVcpus (conn, type));
- CHECK_ERROR (r == -1, conn, "virConnectGetMaxVcpus");
+ CHECK_ERROR (r == -1, "virConnectGetMaxVcpus");
CAMLreturn (Val_int (r));
}
int r;
NONBLOCKING (r = virNodeGetInfo (conn, &info));
- CHECK_ERROR (r == -1, conn, "virNodeGetInfo");
+ CHECK_ERROR (r == -1, "virNodeGetInfo");
rv = caml_alloc (8, 0);
v = caml_copy_string (info.model); Store_field (rv, 0, v);
unsigned long long r;
NONBLOCKING (r = virNodeGetFreeMemory (conn));
- CHECK_ERROR (r == 0, conn, "virNodeGetFreeMemory");
+ CHECK_ERROR (r == 0, "virNodeGetFreeMemory");
rv = caml_copy_int64 ((int64_t) r);
CAMLreturn (rv);
unsigned long long freemems[max];
NONBLOCKING (r = virNodeGetCellsFreeMemory (conn, freemems, start, max));
- CHECK_ERROR (r == -1, conn, "virNodeGetCellsFreeMemory");
+ CHECK_ERROR (r == -1, "virNodeGetCellsFreeMemory");
rv = caml_alloc (r, 0);
for (i = 0; i < r; ++i) {
int r;
NONBLOCKING(r = virConnectSetKeepAlive(conn, interval, count));
- CHECK_ERROR (r == -1, conn, "virConnectSetKeepAlive");
+ CHECK_ERROR (r == -1, "virConnectSetKeepAlive");
CAMLreturn(Val_unit);
}
-
CAMLprim value
ocaml_libvirt_domain_get_id (value domv)
{
CAMLparam1 (domv);
virDomainPtr dom = Domain_val (domv);
- /*virConnectPtr conn = Connect_domv (domv);*/
unsigned int r;
NONBLOCKING (r = virDomainGetID (dom));
CAMLparam1 (domv);
CAMLlocal1 (rv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
unsigned long r;
NONBLOCKING (r = virDomainGetMaxMemory (dom));
- CHECK_ERROR (r == 0 /* [sic] */, conn, "virDomainGetMaxMemory");
+ CHECK_ERROR (r == 0 /* [sic] */, "virDomainGetMaxMemory");
rv = caml_copy_int64 (r);
CAMLreturn (rv);
{
CAMLparam2 (domv, memv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
unsigned long mem = Int64_val (memv);
int r;
NONBLOCKING (r = virDomainSetMaxMemory (dom, mem));
- CHECK_ERROR (r == -1, conn, "virDomainSetMaxMemory");
+ CHECK_ERROR (r == -1, "virDomainSetMaxMemory");
CAMLreturn (Val_unit);
}
{
CAMLparam2 (domv, memv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
unsigned long mem = Int64_val (memv);
int r;
NONBLOCKING (r = virDomainSetMemory (dom, mem));
- CHECK_ERROR (r == -1, conn, "virDomainSetMemory");
+ CHECK_ERROR (r == -1, "virDomainSetMemory");
CAMLreturn (Val_unit);
}
CAMLparam1 (domv);
CAMLlocal2 (rv, v);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
virDomainInfo info;
int r;
NONBLOCKING (r = virDomainGetInfo (dom, &info));
- CHECK_ERROR (r == -1, conn, "virDomainGetInfo");
+ CHECK_ERROR (r == -1, "virDomainGetInfo");
rv = caml_alloc (5, 0);
Store_field (rv, 0, Val_int (info.state)); // These flags are compatible.
CAMLparam1 (domv);
CAMLlocal2 (rv, strv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
char *r;
int nparams;
NONBLOCKING (r = virDomainGetSchedulerType (dom, &nparams));
- CHECK_ERROR (!r, conn, "virDomainGetSchedulerType");
+ CHECK_ERROR (!r, "virDomainGetSchedulerType");
rv = caml_alloc_tuple (2);
strv = caml_copy_string (r); Store_field (rv, 0, strv);
CAMLparam2 (domv, nparamsv);
CAMLlocal4 (rv, v, v2, v3);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int nparams = Int_val (nparamsv);
virSchedParameter params[nparams];
int r, i;
NONBLOCKING (r = virDomainGetSchedulerParameters (dom, params, &nparams));
- CHECK_ERROR (r == -1, conn, "virDomainGetSchedulerParameters");
+ CHECK_ERROR (r == -1, "virDomainGetSchedulerParameters");
rv = caml_alloc (nparams, 0);
for (i = 0; i < nparams; ++i) {
CAMLparam2 (domv, paramsv);
CAMLlocal1 (v);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int nparams = Wosize_val (paramsv);
virSchedParameter params[nparams];
int r, i;
}
NONBLOCKING (r = virDomainSetSchedulerParameters (dom, params, nparams));
- CHECK_ERROR (r == -1, conn, "virDomainSetSchedulerParameters");
+ CHECK_ERROR (r == -1, "virDomainSetSchedulerParameters");
CAMLreturn (Val_unit);
}
{
CAMLparam2 (domv, nvcpusv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int r, nvcpus = Int_val (nvcpusv);
NONBLOCKING (r = virDomainSetVcpus (dom, nvcpus));
- CHECK_ERROR (r == -1, conn, "virDomainSetVcpus");
+ CHECK_ERROR (r == -1, "virDomainSetVcpus");
CAMLreturn (Val_unit);
}
{
CAMLparam3 (domv, vcpuv, cpumapv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int maplen = caml_string_length (cpumapv);
unsigned char *cpumap = (unsigned char *) String_val (cpumapv);
int vcpu = Int_val (vcpuv);
int r;
NONBLOCKING (r = virDomainPinVcpu (dom, vcpu, cpumap, maplen));
- CHECK_ERROR (r == -1, conn, "virDomainPinVcpu");
+ CHECK_ERROR (r == -1, "virDomainPinVcpu");
CAMLreturn (Val_unit);
}
CAMLparam3 (domv, maxinfov, maplenv);
CAMLlocal5 (rv, infov, strv, v, v2);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int maxinfo = Int_val (maxinfov);
int maplen = Int_val (maplenv);
virVcpuInfo info[maxinfo];
memset (cpumaps, 0, maxinfo * maplen);
NONBLOCKING (r = virDomainGetVcpus (dom, info, maxinfo, cpumaps, maplen));
- CHECK_ERROR (r == -1, conn, "virDomainPinVcpu");
+ CHECK_ERROR (r == -1, "virDomainPinVcpu");
/* Copy the virVcpuInfo structures. */
infov = caml_alloc (maxinfo, 0);
CAMLlocal5 (cpustats, param_head, param_node, typed_param, typed_param_value);
CAMLlocal1 (v);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
virTypedParameterPtr params;
int r, cpu, ncpus, nparams, i, j, pos;
int nr_pcpus;
/* get number of pcpus */
NONBLOCKING (nr_pcpus = virDomainGetCPUStats(dom, NULL, 0, 0, 0, 0));
- CHECK_ERROR (nr_pcpus < 0, conn, "virDomainGetCPUStats");
+ CHECK_ERROR (nr_pcpus < 0, "virDomainGetCPUStats");
/* get percpu information */
NONBLOCKING (nparams = virDomainGetCPUStats(dom, NULL, 0, 0, 1, 0));
- CHECK_ERROR (nparams < 0, conn, "virDomainGetCPUStats");
+ CHECK_ERROR (nparams < 0, "virDomainGetCPUStats");
if ((params = malloc(sizeof(*params) * nparams * 128)) == NULL)
caml_failwith ("virDomainGetCPUStats: malloc");
ncpus = nr_pcpus - cpu > 128 ? 128 : nr_pcpus - cpu;
NONBLOCKING (r = virDomainGetCPUStats(dom, params, nparams, cpu, ncpus, 0));
- CHECK_ERROR (r < 0, conn, "virDomainGetCPUStats");
+ CHECK_ERROR (r < 0, "virDomainGetCPUStats");
for (i = 0; i < ncpus; i++) {
/* list of typed_param: single linked list of param_nodes */
CAMLreturn (cpustats);
}
+value
+ocaml_libvirt_domain_get_all_domain_stats (value connv,
+ value statsv, value flagsv)
+{
+ CAMLparam3 (connv, statsv, flagsv);
+ CAMLlocal5 (rv, dsv, tpv, v, v1);
+ CAMLlocal1 (v2);
+ virConnectPtr conn = Connect_val (connv);
+ virDomainStatsRecordPtr *rstats;
+ unsigned int stats = 0, flags = 0;
+ int i, j, r;
+
+ /* Get stats and flags. */
+ for (; statsv != Val_int (0); statsv = Field (statsv, 1)) {
+ v = Field (statsv, 0);
+ if (v == Val_int (0))
+ stats |= VIR_DOMAIN_STATS_STATE;
+ else if (v == Val_int (1))
+ stats |= VIR_DOMAIN_STATS_CPU_TOTAL;
+ else if (v == Val_int (2))
+ stats |= VIR_DOMAIN_STATS_BALLOON;
+ else if (v == Val_int (3))
+ stats |= VIR_DOMAIN_STATS_VCPU;
+ else if (v == Val_int (4))
+ stats |= VIR_DOMAIN_STATS_INTERFACE;
+ else if (v == Val_int (5))
+ stats |= VIR_DOMAIN_STATS_BLOCK;
+ else if (v == Val_int (6))
+ stats |= VIR_DOMAIN_STATS_PERF;
+ }
+ for (; flagsv != Val_int (0); flagsv = Field (flagsv, 1)) {
+ v = Field (flagsv, 0);
+ if (v == Val_int (0))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_ACTIVE;
+ else if (v == Val_int (1))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_INACTIVE;
+ else if (v == Val_int (2))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_OTHER;
+ else if (v == Val_int (3))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_PAUSED;
+ else if (v == Val_int (4))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_PERSISTENT;
+ else if (v == Val_int (5))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_RUNNING;
+ else if (v == Val_int (6))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_SHUTOFF;
+ else if (v == Val_int (7))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_TRANSIENT;
+ else if (v == Val_int (8))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_BACKING;
+ else if (v == Val_int (9))
+ flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_ENFORCE_STATS;
+ }
+
+ NONBLOCKING (r = virConnectGetAllDomainStats (conn, stats, &rstats, flags));
+ CHECK_ERROR (r == -1, "virConnectGetAllDomainStats");
+
+ rv = caml_alloc (r, 0); /* domain_stats_record array. */
+ for (i = 0; i < r; ++i) {
+ dsv = caml_alloc (2, 0); /* domain_stats_record */
+ virDomainRef (rstats[i]->dom);
+ Store_field (dsv, 0, Val_domain (rstats[i]->dom, connv));
+
+ tpv = caml_alloc (rstats[i]->nparams, 0); /* typed_param array */
+ for (j = 0; j < rstats[i]->nparams; ++j) {
+ v2 = caml_alloc (2, 0); /* typed_param: field name, value */
+ Store_field (v2, 0, caml_copy_string (rstats[i]->params[j].field));
+
+ switch (rstats[i]->params[j].type) {
+ case VIR_TYPED_PARAM_INT:
+ v1 = caml_alloc (1, 0);
+ v = caml_copy_int32 (rstats[i]->params[j].value.i);
+ break;
+ case VIR_TYPED_PARAM_UINT:
+ v1 = caml_alloc (1, 1);
+ v = caml_copy_int32 (rstats[i]->params[j].value.ui);
+ break;
+ case VIR_TYPED_PARAM_LLONG:
+ v1 = caml_alloc (1, 2);
+ v = caml_copy_int64 (rstats[i]->params[j].value.l);
+ break;
+ case VIR_TYPED_PARAM_ULLONG:
+ v1 = caml_alloc (1, 3);
+ v = caml_copy_int64 (rstats[i]->params[j].value.ul);
+ break;
+ case VIR_TYPED_PARAM_DOUBLE:
+ v1 = caml_alloc (1, 4);
+ v = caml_copy_double (rstats[i]->params[j].value.d);
+ break;
+ case VIR_TYPED_PARAM_BOOLEAN:
+ v1 = caml_alloc (1, 5);
+ v = Val_bool (rstats[i]->params[j].value.b);
+ break;
+ case VIR_TYPED_PARAM_STRING:
+ v1 = caml_alloc (1, 6);
+ v = caml_copy_string (rstats[i]->params[j].value.s);
+ break;
+ default:
+ virDomainStatsRecordListFree (rstats);
+ caml_failwith ("virConnectGetAllDomainStats: "
+ "unknown parameter type returned");
+ }
+ Store_field (v1, 0, v);
+
+ Store_field (v2, 1, v1);
+ Store_field (tpv, j, v2);
+ }
+
+ Store_field (dsv, 1, tpv);
+ Store_field (rv, i, dsv);
+ }
+
+ virDomainStatsRecordListFree (rstats);
+ CAMLreturn (rv);
+}
+
CAMLprim value
ocaml_libvirt_domain_migrate_native (value domv, value dconnv, value flagsv, value optdnamev, value opturiv, value optbandwidthv, value unitv)
{
CAMLxparam2 (optbandwidthv, unitv);
CAMLlocal2 (flagv, rv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
virConnectPtr dconn = Connect_val (dconnv);
int flags = 0;
const char *dname = Optstring_val (optdnamev);
bandwidth = Int_val (Field (optbandwidthv, 0));
NONBLOCKING (r = virDomainMigrate (dom, dconn, flags, dname, uri, bandwidth));
- CHECK_ERROR (!r, conn, "virDomainMigrate");
+ CHECK_ERROR (!r, "virDomainMigrate");
rv = Val_domain (r, dconnv);
CAMLparam2 (domv, pathv);
CAMLlocal2 (rv,v);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
char *path = String_val (pathv);
struct _virDomainBlockStats stats;
int r;
NONBLOCKING (r = virDomainBlockStats (dom, path, &stats, sizeof stats));
- CHECK_ERROR (r == -1, conn, "virDomainBlockStats");
+ CHECK_ERROR (r == -1, "virDomainBlockStats");
rv = caml_alloc (5, 0);
v = caml_copy_int64 (stats.rd_req); Store_field (rv, 0, v);
CAMLparam2 (domv, pathv);
CAMLlocal2 (rv,v);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
char *path = String_val (pathv);
struct _virDomainInterfaceStats stats;
int r;
NONBLOCKING (r = virDomainInterfaceStats (dom, path, &stats, sizeof stats));
- CHECK_ERROR (r == -1, conn, "virDomainInterfaceStats");
+ CHECK_ERROR (r == -1, "virDomainInterfaceStats");
rv = caml_alloc (8, 0);
v = caml_copy_int64 (stats.rx_bytes); Store_field (rv, 0, v);
CAMLparam5 (domv, pathv, offsetv, sizev, bufferv);
CAMLxparam1 (boffv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
const char *path = String_val (pathv);
unsigned long long offset = Int64_val (offsetv);
size_t size = Int_val (sizev);
/* NB. not NONBLOCKING because buffer might move (XXX) */
r = virDomainBlockPeek (dom, path, offset, size, buffer+boff, 0);
- CHECK_ERROR (r == -1, conn, "virDomainBlockPeek");
+ CHECK_ERROR (r == -1, "virDomainBlockPeek");
CAMLreturn (Val_unit);
}
CAMLxparam1 (boffv);
CAMLlocal1 (flagv);
virDomainPtr dom = Domain_val (domv);
- virConnectPtr conn = Connect_domv (domv);
int flags = 0;
unsigned long long offset = Int64_val (offsetv);
size_t size = Int_val (sizev);
/* NB. not NONBLOCKING because buffer might move (XXX) */
r = virDomainMemoryPeek (dom, offset, size, buffer+boff, flags);
- CHECK_ERROR (r == -1, conn, "virDomainMemoryPeek");
+ CHECK_ERROR (r == -1, "virDomainMemoryPeek");
CAMLreturn (Val_unit);
}
ocaml_libvirt_event_add_timeout (value connv, value ms, value callback_id)
{
CAMLparam3 (connv, ms, callback_id);
- virConnectPtr conn = Connect_val (connv);
void *opaque;
virFreeCallback freecb = free;
virEventTimeoutCallback cb = timeout_callback;
caml_failwith ("virEventAddTimeout: malloc");
*((long*)opaque) = Int64_val(callback_id);
NONBLOCKING(r = virEventAddTimeout(Int_val(ms), cb, opaque, freecb));
- CHECK_ERROR(r == -1, conn, "virEventAddTimeout");
+ CHECK_ERROR(r == -1, "virEventAddTimeout");
CAMLreturn(Val_int(r));
}
ocaml_libvirt_event_remove_timeout (value connv, value timer_id)
{
CAMLparam2 (connv, timer_id);
- virConnectPtr conn = Connect_val (connv);
int r;
NONBLOCKING(r = virEventRemoveTimeout(Int_val(timer_id)));
- CHECK_ERROR(r == -1, conn, "virEventRemoveTimeout");
+ CHECK_ERROR(r == -1, "virEventRemoveTimeout");
CAMLreturn(Val_int(r));
}
caml_failwith ("virConnectDomainEventRegisterAny: malloc");
*((long*)opaque) = Int64_val(callback_id);
NONBLOCKING(r = virConnectDomainEventRegisterAny(conn, dom, eventID, cb, opaque, freecb));
- CHECK_ERROR(r == -1, conn, "virConnectDomainEventRegisterAny");
+ CHECK_ERROR(r == -1, "virConnectDomainEventRegisterAny");
CAMLreturn(Val_int(r));
}
CAMLparam1 (poolv);
CAMLlocal2 (rv, v);
virStoragePoolPtr pool = Pool_val (poolv);
- virConnectPtr conn = Connect_polv (poolv);
virStoragePoolInfo info;
int r;
NONBLOCKING (r = virStoragePoolGetInfo (pool, &info));
- CHECK_ERROR (r == -1, conn, "virStoragePoolGetInfo");
+ CHECK_ERROR (r == -1, "virStoragePoolGetInfo");
rv = caml_alloc (4, 0);
Store_field (rv, 0, Val_int (info.state));
CAMLparam1 (volv);
CAMLlocal2 (rv, v);
virStorageVolPtr vol = Volume_val (volv);
- virConnectPtr conn = Connect_volv (volv);
virStorageVolInfo info;
int r;
NONBLOCKING (r = virStorageVolGetInfo (vol, &info));
- CHECK_ERROR (r == -1, conn, "virStorageVolGetInfo");
+ CHECK_ERROR (r == -1, "virStorageVolGetInfo");
rv = caml_alloc (3, 0);
Store_field (rv, 0, Val_int (info.type));
/*----------------------------------------------------------------------*/
+static void
+ignore_errors (void *user_data, virErrorPtr error)
+{
+ /* do nothing */
+}
+
/* Initialise the library. */
CAMLprim value
ocaml_libvirt_init (value unit)
{
CAMLparam1 (unit);
- CAMLlocal1 (rv);
- int r;
- r = virInitialize ();
- CHECK_ERROR (r == -1, NULL, "virInitialize");
+ virSetErrorFunc (NULL, ignore_errors);
+ virInitialize ();
CAMLreturn (Val_unit);
}
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