[libvirt] [libvirt-php PATCH 10/13] Split up the bindings for libvirt snapshot API

--- src/Makefile.am | 1 + src/libvirt-php.c | 257 +------------------------------------------------ src/libvirt-php.h | 18 +--- src/libvirt-snapshot.c | 243 ++++++++++++++++++++++++++++++++++++++++++++++ src/libvirt-snapshot.h | 58 +++++++++++ 5 files changed, 305 insertions(+), 272 deletions(-) create mode 100644 src/libvirt-snapshot.c create mode 100644 src/libvirt-snapshot.h diff --git a/src/Makefile.am b/src/Makefile.am index 32b23cf..1b78011 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -26,6 +26,7 @@ libvirt_php_la_SOURCES = \ libvirt-node.c libvirt-node.h \ libvirt-stream.c libvirt-stream.h \ libvirt-domain.c libvirt-domain.h \ + libvirt-snapshot.c libvirt-snapshot.h \ libvirt-network.c libvirt-network.h \ libvirt-storage.c libvirt-storage.h libvirt_php_la_CFLAGS = \ diff --git a/src/libvirt-php.c b/src/libvirt-php.c index 1f0d058..8814e54 100644 --- a/src/libvirt-php.c +++ b/src/libvirt-php.c @@ -24,6 +24,7 @@ #include "libvirt-node.h" #include "libvirt-stream.h" #include "libvirt-domain.h" +#include "libvirt-snapshot.h" #include "libvirt-network.h" #include "libvirt-storage.h" @@ -40,7 +41,6 @@ const char *features_binaries[] = { NULL }; /* ZEND thread safe per request globals definition */ int le_libvirt_nodedev; -int le_libvirt_snapshot; int le_libvirt_nwfilter; ZEND_BEGIN_ARG_INFO_EX(arginfo_libvirt_connect, 0, 0, 0) @@ -477,13 +477,7 @@ static zend_function_entry libvirt_functions[] = { PHP_FE_LIBVIRT_CONNECTION PHP_FE_LIBVIRT_STREAM PHP_FE_LIBVIRT_DOMAIN - /* Domain snapshot functions */ - PHP_FE(libvirt_domain_has_current_snapshot, arginfo_libvirt_conn_optflags) - PHP_FE(libvirt_domain_snapshot_create, arginfo_libvirt_conn_optflags) - PHP_FE(libvirt_domain_snapshot_get_xml, arginfo_libvirt_conn_optflags) - PHP_FE(libvirt_domain_snapshot_revert, arginfo_libvirt_conn_optflags) - PHP_FE(libvirt_domain_snapshot_delete, arginfo_libvirt_conn_optflags) - PHP_FE(libvirt_domain_snapshot_lookup_by_name, arginfo_libvirt_domain_snapshot_lookup_by_name) + PHP_FE_LIBVIRT_SNAPSHOT PHP_FE_LIBVIRT_STORAGE PHP_FE_LIBVIRT_NETWORK PHP_FE_LIBVIRT_NODE @@ -503,7 +497,6 @@ static zend_function_entry libvirt_functions[] = { PHP_FE(libvirt_nwfilter_lookup_by_uuid_string, arginfo_libvirt_conn_uuid) PHP_FE(libvirt_nwfilter_lookup_by_uuid, arginfo_libvirt_conn_uuid) /* List functions */ - PHP_FE(libvirt_list_domain_snapshots, arginfo_libvirt_conn_optflags) PHP_FE(libvirt_list_nodedevs, arginfo_libvirt_conn_optcap) PHP_FE(libvirt_list_all_nwfilters, arginfo_libvirt_conn) PHP_FE(libvirt_list_nwfilters, arginfo_libvirt_conn) @@ -1213,33 +1206,6 @@ static void php_libvirt_nodedev_dtor(virt_resource *rsrc TSRMLS_DC) } } -/* Destructor for snapshot resource */ -static void php_libvirt_snapshot_dtor(virt_resource *rsrc TSRMLS_DC) -{ - php_libvirt_snapshot *snapshot = (php_libvirt_snapshot *)rsrc->ptr; - int rv = 0; - - if (snapshot != NULL) { - if (snapshot->snapshot != NULL) { - if (!check_resource_allocation(NULL, INT_RESOURCE_SNAPSHOT, snapshot->snapshot TSRMLS_CC)) { - snapshot->snapshot = NULL; - efree(snapshot); - return; - } - rv = virDomainSnapshotFree(snapshot->snapshot); - if (rv != 0) { - DPRINTF("%s: virDomainSnapshotFree(%p) returned %d\n", __FUNCTION__, snapshot->snapshot, rv); - php_error_docref(NULL TSRMLS_CC, E_WARNING, "virDomainSnapshotFree failed with %i on destructor: %s", rv, LIBVIRT_G(last_error)); - } else { - DPRINTF("%s: virDomainSnapshotFree(%p) completed successfully\n", __FUNCTION__, snapshot->snapshot); - resource_change_counter(INT_RESOURCE_SNAPSHOT, snapshot->domain->conn->conn, snapshot->snapshot, 0 TSRMLS_CC); - } - snapshot->snapshot = NULL; - } - efree(snapshot); - } -} - /* Destructor for nwfilter resource */ static void php_libvirt_nwfilter_dtor(virt_resource *rsrc TSRMLS_DC) { @@ -1606,19 +1572,6 @@ PHP_MSHUTDOWN_FUNCTION(libvirt) RETURN_FALSE; \ } while (0) -#define GET_SNAPSHOT_FROM_ARGS(args, ...) \ - do { \ - reset_error(TSRMLS_C); \ - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, args, __VA_ARGS__) == FAILURE) { \ - set_error("Invalid arguments" TSRMLS_CC); \ - RETURN_FALSE; \ - } \ - \ - VIRT_FETCH_RESOURCE(snapshot, php_libvirt_snapshot*, &zsnapshot, PHP_LIBVIRT_SNAPSHOT_RES_NAME, le_libvirt_snapshot);\ - if ((snapshot == NULL) || (snapshot->snapshot == NULL)) \ - RETURN_FALSE; \ - } while (0) \ - #define GET_NWFILTER_FROM_ARGS(args, ...) \ do { \ reset_error(TSRMLS_C); \ @@ -2606,212 +2559,6 @@ void parse_array(zval *arr, tVMDisk *disk, tVMNetwork *network) } VIRT_FOREACH_END(); } -/* - * Function name: libvirt_domain_has_current_snapshot - * Since version: 0.4.1(-2) - * Description: Function is used to get the information whether domain has the current snapshot - * Arguments: @res [resource]: libvirt domain resource - * @flags [int]: libvirt snapshot flags - * Returns: TRUE is domain has the current snapshot, otherwise FALSE (you may need to check for error using libvirt_get_last_error()) - */ -PHP_FUNCTION(libvirt_domain_has_current_snapshot) -{ - php_libvirt_domain *domain = NULL; - zval *zdomain; - int retval; - zend_long flags = 0; - - GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); - - retval = virDomainHasCurrentSnapshot(domain->domain, flags); - if (retval <= 0) - RETURN_FALSE; - RETURN_TRUE; -} - -/* - * Function name: libvirt_domain_snapshot_lookup_by_name - * Since version: 0.4.1(-2) - * Description: This functions is used to lookup for the snapshot by it's name - * Arguments: @res [resource]: libvirt domain resource - * @name [string]: name of the snapshot to get the resource - * @flags [int]: libvirt snapshot flags - * Returns: domain snapshot resource - */ -PHP_FUNCTION(libvirt_domain_snapshot_lookup_by_name) -{ - php_libvirt_domain *domain = NULL; - zval *zdomain; - strsize_t name_len; - char *name = NULL; - zend_long flags = 0; - php_libvirt_snapshot *res_snapshot; - virDomainSnapshotPtr snapshot = NULL; - - GET_DOMAIN_FROM_ARGS("rs|l", &zdomain, &name, &name_len, &flags); - - if ((name == NULL) || (name_len < 1)) - RETURN_FALSE; - snapshot=virDomainSnapshotLookupByName(domain->domain, name, flags); - if (snapshot == NULL) - RETURN_FALSE; - - res_snapshot = (php_libvirt_snapshot *)emalloc(sizeof(php_libvirt_snapshot)); - res_snapshot->domain = domain; - res_snapshot->snapshot = snapshot; - - DPRINTF("%s: returning %p\n", PHPFUNC, res_snapshot->snapshot); - resource_change_counter(INT_RESOURCE_SNAPSHOT, domain->conn->conn, res_snapshot->snapshot, 1 TSRMLS_CC); - - VIRT_REGISTER_RESOURCE(res_snapshot, le_libvirt_snapshot); -} - -/* - * Function name: libvirt_domain_snapshot_create - * Since version: 0.4.1(-2) - * Description: This function creates the domain snapshot for the domain identified by it's resource - * Arguments: @res [resource]: libvirt domain resource - * @flags [int]: libvirt snapshot flags - * Returns: domain snapshot resource - */ -PHP_FUNCTION(libvirt_domain_snapshot_create) -{ - php_libvirt_domain *domain = NULL; - php_libvirt_snapshot *res_snapshot; - zval *zdomain; - virDomainSnapshotPtr snapshot = NULL; - zend_long flags = 0; - - GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); - - snapshot = virDomainSnapshotCreateXML(domain->domain, "<domainsnapshot/>", flags); - DPRINTF("%s: virDomainSnapshotCreateXML(%p, <xml>) returned %p\n", PHPFUNC, domain->domain, snapshot); - if (snapshot == NULL) - RETURN_FALSE; - - res_snapshot = (php_libvirt_snapshot *)emalloc(sizeof(php_libvirt_snapshot)); - res_snapshot->domain = domain; - res_snapshot->snapshot = snapshot; - - DPRINTF("%s: returning %p\n", PHPFUNC, res_snapshot->snapshot); - resource_change_counter(INT_RESOURCE_SNAPSHOT, domain->conn->conn, res_snapshot->snapshot, 1 TSRMLS_CC); - - VIRT_REGISTER_RESOURCE(res_snapshot, le_libvirt_snapshot); -} - -/* - * Function name: libvirt_domain_snapshot_get_xml - * Since version: 0.4.1(-2) - * Description: Function is used to get the XML description of the snapshot identified by it's resource - * Arguments: @res [resource]: libvirt snapshot resource - * @flags [int]: libvirt snapshot flags - * Returns: XML description string for the snapshot - */ -PHP_FUNCTION(libvirt_domain_snapshot_get_xml) -{ - char *xml; - zval *zsnapshot; - php_libvirt_snapshot *snapshot; - zend_long flags = 0; - - GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); - - xml = virDomainSnapshotGetXMLDesc(snapshot->snapshot, flags); - if (xml == NULL) - RETURN_FALSE; - - VIRT_RETVAL_STRING(xml); - free(xml); -} - -/* - * Function name: libvirt_domain_snapshot_revert - * Since version: 0.4.1(-2) - * Description: Function is used to revert the domain state to the state identified by the snapshot - * Arguments: @res [resource]: libvirt snapshot resource - * @flags [int]: libvirt snapshot flags - * Returns: TRUE on success, FALSE on error - */ -PHP_FUNCTION(libvirt_domain_snapshot_revert) -{ - zval *zsnapshot; - php_libvirt_snapshot *snapshot; - int ret; - zend_long flags = 0; - - GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); - - ret = virDomainRevertToSnapshot(snapshot->snapshot, flags); - DPRINTF("%s: virDomainRevertToSnapshot(%p, 0) returned %d\n", PHPFUNC, snapshot->snapshot, ret); - if (ret == -1) - RETURN_FALSE; - RETURN_TRUE; -} - -/* - * Function name: libvirt_domain_snapshot_delete - * Since version: 0.4.1(-2) - * Description: Function is used to revert the domain state to the state identified by the snapshot - * Arguments: @res [resource]: libvirt snapshot resource - * @flags [int]: 0 to delete just snapshot, VIR_SNAPSHOT_DELETE_CHILDREN to delete snapshot children as well - * Returns: TRUE on success, FALSE on error - */ -PHP_FUNCTION(libvirt_domain_snapshot_delete) -{ - zval *zsnapshot; - php_libvirt_snapshot *snapshot; - zend_long flags = 0; - int retval; - - GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); - - retval = virDomainSnapshotDelete(snapshot->snapshot, flags); - DPRINTF("%s: virDomainSnapshotDelete(%p, %d) returned %d\n", PHPFUNC, snapshot->snapshot, (int) flags, retval); - if (retval == -1) - RETURN_FALSE; - RETURN_TRUE; -} - -/* - * Function name: libvirt_list_domain_snapshots - * Since version: 0.4.1(-2) - * Description: Function is used to list domain snapshots for the domain specified by it's resource - * Arguments: @res [resource]: libvirt domain resource - * @flags [int]: libvirt snapshot flags - * Returns: libvirt domain snapshot names array - */ -PHP_FUNCTION(libvirt_list_domain_snapshots) -{ - php_libvirt_domain *domain = NULL; - zval *zdomain; - int count = -1; - int expectedcount = -1; - char **names; - zend_long flags = 0; - int i; - - GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); - - expectedcount = virDomainSnapshotNum(domain->domain, flags); - DPRINTF("%s: virDomainSnapshotNum(%p, 0) returned %d\n", PHPFUNC, domain->domain, expectedcount); - - if (expectedcount != -1) { - names = (char **)emalloc(expectedcount * sizeof(char *)); - count = virDomainSnapshotListNames(domain->domain, names, expectedcount, 0); - } - - if ((count != expectedcount) || (count < 0)) { - RETURN_FALSE; - } else { - array_init(return_value); - for (i = 0; i < count; i++) { - VIRT_ADD_NEXT_INDEX_STRING(return_value, names[i]); - free(names[i]); - } - } - efree(names); -} - /* Listing functions */ /* * Function name: libvirt_list_nodedevs diff --git a/src/libvirt-php.h b/src/libvirt-php.h index 1505878..ca10d23 100644 --- a/src/libvirt-php.h +++ b/src/libvirt-php.h @@ -129,7 +129,6 @@ typedef uint64_t arch_uint; /* Internal resource identifier objects */ #define INT_RESOURCE_NODEDEV 0x08 -#define INT_RESOURCE_SNAPSHOT 0x40 #define INT_RESOURCE_NWFILTER 0x60 typedef struct tTokenizer { @@ -159,16 +158,10 @@ typedef struct tVMNetwork { char *model; } tVMNetwork; -/* TODO: temporary forward declarations until other parts are "modularized" */ +/* TODO: temporary forward declaration until other parts are "modularized" */ typedef struct _php_libvirt_connection php_libvirt_connection; -typedef struct _php_libvirt_domain php_libvirt_domain; /* Libvirt-php types */ -typedef struct _php_libvirt_snapshot { - virDomainSnapshotPtr snapshot; - php_libvirt_domain* domain; -} php_libvirt_snapshot; - typedef struct _php_libvirt_nodedev { virNodeDevicePtr device; php_libvirt_connection* conn; @@ -232,7 +225,6 @@ long get_next_free_numeric_value(virDomainPtr domain, char *xpath); int get_subnet_bits(char *ip); #define PHP_LIBVIRT_NODEDEV_RES_NAME "Libvirt node device" -#define PHP_LIBVIRT_SNAPSHOT_RES_NAME "Libvirt domain snapshot" #define PHP_LIBVIRT_NWFILTER_RES_NAME "Libvirt nwfilter" PHP_MINIT_FUNCTION(libvirt); @@ -243,13 +235,6 @@ PHP_MINFO_FUNCTION(libvirt); /* Common functions */ PHP_FUNCTION(libvirt_get_last_error); -/* Domain snapshot functions */ -PHP_FUNCTION(libvirt_domain_has_current_snapshot); -PHP_FUNCTION(libvirt_domain_snapshot_create); -PHP_FUNCTION(libvirt_domain_snapshot_lookup_by_name); -PHP_FUNCTION(libvirt_domain_snapshot_get_xml); -PHP_FUNCTION(libvirt_domain_snapshot_revert); -PHP_FUNCTION(libvirt_domain_snapshot_delete); /* Nodedev functions */ PHP_FUNCTION(libvirt_nodedev_get); PHP_FUNCTION(libvirt_nodedev_capabilities); @@ -269,7 +254,6 @@ PHP_FUNCTION(libvirt_nwfilter_lookup_by_uuid); PHP_FUNCTION(libvirt_list_nodedevs); PHP_FUNCTION(libvirt_list_all_nwfilters); PHP_FUNCTION(libvirt_list_nwfilters); -PHP_FUNCTION(libvirt_list_domain_snapshots); /* Common functions */ PHP_FUNCTION(libvirt_version); PHP_FUNCTION(libvirt_check_version); diff --git a/src/libvirt-snapshot.c b/src/libvirt-snapshot.c new file mode 100644 index 0000000..c4c8d81 --- /dev/null +++ b/src/libvirt-snapshot.c @@ -0,0 +1,243 @@ +/* + * libvirt-snapshot.c: The PHP bindings to libvirt domain snapshot API + * + * See COPYING for the license of this software + */ + +#include <libvirt/libvirt.h> + +#include "libvirt-snapshot.h" + +DEBUG_INIT("snapshot"); + +void php_libvirt_snapshot_dtor(virt_resource *rsrc TSRMLS_DC) +{ + php_libvirt_snapshot *snapshot = (php_libvirt_snapshot *)rsrc->ptr; + int rv = 0; + + if (snapshot != NULL) { + if (snapshot->snapshot != NULL) { + if (!check_resource_allocation(NULL, INT_RESOURCE_SNAPSHOT, snapshot->snapshot TSRMLS_CC)) { + snapshot->snapshot = NULL; + efree(snapshot); + return; + } + rv = virDomainSnapshotFree(snapshot->snapshot); + if (rv != 0) { + DPRINTF("%s: virDomainSnapshotFree(%p) returned %d\n", __FUNCTION__, snapshot->snapshot, rv); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "virDomainSnapshotFree failed with %i on destructor: %s", rv, LIBVIRT_G(last_error)); + } else { + DPRINTF("%s: virDomainSnapshotFree(%p) completed successfully\n", __FUNCTION__, snapshot->snapshot); + resource_change_counter(INT_RESOURCE_SNAPSHOT, snapshot->domain->conn->conn, snapshot->snapshot, 0 TSRMLS_CC); + } + snapshot->snapshot = NULL; + } + efree(snapshot); + } +} + +/* + * Function name: libvirt_domain_has_current_snapshot + * Since version: 0.4.1(-2) + * Description: Function is used to get the information whether domain has the current snapshot + * Arguments: @res [resource]: libvirt domain resource + * @flags [int]: libvirt snapshot flags + * Returns: TRUE is domain has the current snapshot, otherwise FALSE (you may need to check for error using libvirt_get_last_error()) + */ +PHP_FUNCTION(libvirt_domain_has_current_snapshot) +{ + php_libvirt_domain *domain = NULL; + zval *zdomain; + int retval; + zend_long flags = 0; + + GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); + + retval = virDomainHasCurrentSnapshot(domain->domain, flags); + if (retval <= 0) + RETURN_FALSE; + RETURN_TRUE; +} + +/* + * Function name: libvirt_domain_snapshot_lookup_by_name + * Since version: 0.4.1(-2) + * Description: This functions is used to lookup for the snapshot by it's name + * Arguments: @res [resource]: libvirt domain resource + * @name [string]: name of the snapshot to get the resource + * @flags [int]: libvirt snapshot flags + * Returns: domain snapshot resource + */ +PHP_FUNCTION(libvirt_domain_snapshot_lookup_by_name) +{ + php_libvirt_domain *domain = NULL; + zval *zdomain; + strsize_t name_len; + char *name = NULL; + zend_long flags = 0; + php_libvirt_snapshot *res_snapshot; + virDomainSnapshotPtr snapshot = NULL; + + GET_DOMAIN_FROM_ARGS("rs|l", &zdomain, &name, &name_len, &flags); + + if ((name == NULL) || (name_len < 1)) + RETURN_FALSE; + snapshot=virDomainSnapshotLookupByName(domain->domain, name, flags); + if (snapshot == NULL) + RETURN_FALSE; + + res_snapshot = (php_libvirt_snapshot *)emalloc(sizeof(php_libvirt_snapshot)); + res_snapshot->domain = domain; + res_snapshot->snapshot = snapshot; + + DPRINTF("%s: returning %p\n", PHPFUNC, res_snapshot->snapshot); + resource_change_counter(INT_RESOURCE_SNAPSHOT, domain->conn->conn, res_snapshot->snapshot, 1 TSRMLS_CC); + + VIRT_REGISTER_RESOURCE(res_snapshot, le_libvirt_snapshot); +} + +/* + * Function name: libvirt_domain_snapshot_create + * Since version: 0.4.1(-2) + * Description: This function creates the domain snapshot for the domain identified by it's resource + * Arguments: @res [resource]: libvirt domain resource + * @flags [int]: libvirt snapshot flags + * Returns: domain snapshot resource + */ +PHP_FUNCTION(libvirt_domain_snapshot_create) +{ + php_libvirt_domain *domain = NULL; + php_libvirt_snapshot *res_snapshot; + zval *zdomain; + virDomainSnapshotPtr snapshot = NULL; + zend_long flags = 0; + + GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); + + snapshot = virDomainSnapshotCreateXML(domain->domain, "<domainsnapshot/>", flags); + DPRINTF("%s: virDomainSnapshotCreateXML(%p, <xml>) returned %p\n", PHPFUNC, domain->domain, snapshot); + if (snapshot == NULL) + RETURN_FALSE; + + res_snapshot = (php_libvirt_snapshot *)emalloc(sizeof(php_libvirt_snapshot)); + res_snapshot->domain = domain; + res_snapshot->snapshot = snapshot; + + DPRINTF("%s: returning %p\n", PHPFUNC, res_snapshot->snapshot); + resource_change_counter(INT_RESOURCE_SNAPSHOT, domain->conn->conn, res_snapshot->snapshot, 1 TSRMLS_CC); + + VIRT_REGISTER_RESOURCE(res_snapshot, le_libvirt_snapshot); +} + +/* + * Function name: libvirt_domain_snapshot_get_xml + * Since version: 0.4.1(-2) + * Description: Function is used to get the XML description of the snapshot identified by it's resource + * Arguments: @res [resource]: libvirt snapshot resource + * @flags [int]: libvirt snapshot flags + * Returns: XML description string for the snapshot + */ +PHP_FUNCTION(libvirt_domain_snapshot_get_xml) +{ + char *xml; + zval *zsnapshot; + php_libvirt_snapshot *snapshot; + zend_long flags = 0; + + GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); + + xml = virDomainSnapshotGetXMLDesc(snapshot->snapshot, flags); + if (xml == NULL) + RETURN_FALSE; + + VIRT_RETVAL_STRING(xml); + free(xml); +} + +/* + * Function name: libvirt_domain_snapshot_revert + * Since version: 0.4.1(-2) + * Description: Function is used to revert the domain state to the state identified by the snapshot + * Arguments: @res [resource]: libvirt snapshot resource + * @flags [int]: libvirt snapshot flags + * Returns: TRUE on success, FALSE on error + */ +PHP_FUNCTION(libvirt_domain_snapshot_revert) +{ + zval *zsnapshot; + php_libvirt_snapshot *snapshot; + int ret; + zend_long flags = 0; + + GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); + + ret = virDomainRevertToSnapshot(snapshot->snapshot, flags); + DPRINTF("%s: virDomainRevertToSnapshot(%p, 0) returned %d\n", PHPFUNC, snapshot->snapshot, ret); + if (ret == -1) + RETURN_FALSE; + RETURN_TRUE; +} + +/* + * Function name: libvirt_domain_snapshot_delete + * Since version: 0.4.1(-2) + * Description: Function is used to revert the domain state to the state identified by the snapshot + * Arguments: @res [resource]: libvirt snapshot resource + * @flags [int]: 0 to delete just snapshot, VIR_SNAPSHOT_DELETE_CHILDREN to delete snapshot children as well + * Returns: TRUE on success, FALSE on error + */ +PHP_FUNCTION(libvirt_domain_snapshot_delete) +{ + zval *zsnapshot; + php_libvirt_snapshot *snapshot; + zend_long flags = 0; + int retval; + + GET_SNAPSHOT_FROM_ARGS("r|l", &zsnapshot, &flags); + + retval = virDomainSnapshotDelete(snapshot->snapshot, flags); + DPRINTF("%s: virDomainSnapshotDelete(%p, %d) returned %d\n", PHPFUNC, snapshot->snapshot, (int) flags, retval); + if (retval == -1) + RETURN_FALSE; + RETURN_TRUE; +} + +/* + * Function name: libvirt_list_domain_snapshots + * Since version: 0.4.1(-2) + * Description: Function is used to list domain snapshots for the domain specified by it's resource + * Arguments: @res [resource]: libvirt domain resource + * @flags [int]: libvirt snapshot flags + * Returns: libvirt domain snapshot names array + */ +PHP_FUNCTION(libvirt_list_domain_snapshots) +{ + php_libvirt_domain *domain = NULL; + zval *zdomain; + int count = -1; + int expectedcount = -1; + char **names; + zend_long flags = 0; + int i; + + GET_DOMAIN_FROM_ARGS("r|l", &zdomain, &flags); + + expectedcount = virDomainSnapshotNum(domain->domain, flags); + DPRINTF("%s: virDomainSnapshotNum(%p, 0) returned %d\n", PHPFUNC, domain->domain, expectedcount); + + if (expectedcount != -1) { + names = (char **)emalloc(expectedcount * sizeof(char *)); + count = virDomainSnapshotListNames(domain->domain, names, expectedcount, 0); + } + + if ((count != expectedcount) || (count < 0)) { + RETURN_FALSE; + } else { + array_init(return_value); + for (i = 0; i < count; i++) { + VIRT_ADD_NEXT_INDEX_STRING(return_value, names[i]); + free(names[i]); + } + } + efree(names); +} diff --git a/src/libvirt-snapshot.h b/src/libvirt-snapshot.h new file mode 100644 index 0000000..e6092aa --- /dev/null +++ b/src/libvirt-snapshot.h @@ -0,0 +1,58 @@ +/* + * libvirt-snapshot.h: The PHP bindings to libvirt domain snapshot API + * + * See COPYING for the license of this software + */ + +#ifndef __LIBVIRT_SNAPSHOT_H__ +# define __LIBVIRT_SNAPSHOT_H__ + +# include "libvirt-domain.h" + +# define PHP_LIBVIRT_SNAPSHOT_RES_NAME "Libvirt domain snapshot" +# define INT_RESOURCE_SNAPSHOT 0x40 + +# define PHP_FE_LIBVIRT_SNAPSHOT \ + PHP_FE(libvirt_domain_has_current_snapshot, arginfo_libvirt_conn_optflags) \ + PHP_FE(libvirt_domain_snapshot_lookup_by_name, arginfo_libvirt_domain_snapshot_lookup_by_name) \ + PHP_FE(libvirt_domain_snapshot_create, arginfo_libvirt_conn_optflags) \ + PHP_FE(libvirt_domain_snapshot_get_xml, arginfo_libvirt_conn_optflags) \ + PHP_FE(libvirt_domain_snapshot_revert, arginfo_libvirt_conn_optflags) \ + PHP_FE(libvirt_domain_snapshot_delete, arginfo_libvirt_conn_optflags) \ + PHP_FE(libvirt_list_domain_snapshots, arginfo_libvirt_conn_optflags) + +# define GET_SNAPSHOT_FROM_ARGS(args, ...) \ + do { \ + reset_error(TSRMLS_C); \ + if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, \ + args, \ + __VA_ARGS__) == FAILURE) { \ + set_error("Invalid arguments" TSRMLS_CC); \ + RETURN_FALSE; \ + } \ + \ + VIRT_FETCH_RESOURCE(snapshot, php_libvirt_snapshot*, &zsnapshot, \ + PHP_LIBVIRT_SNAPSHOT_RES_NAME, \ + le_libvirt_snapshot); \ + if (snapshot == NULL || snapshot->snapshot == NULL) \ + RETURN_FALSE; \ + } while (0) \ + +int le_libvirt_snapshot; + +typedef struct _php_libvirt_snapshot { + virDomainSnapshotPtr snapshot; + php_libvirt_domain* domain; +} php_libvirt_snapshot; + +void php_libvirt_snapshot_dtor(virt_resource *rsrc TSRMLS_DC); + +PHP_FUNCTION(libvirt_domain_has_current_snapshot); +PHP_FUNCTION(libvirt_domain_snapshot_lookup_by_name); +PHP_FUNCTION(libvirt_domain_snapshot_create); +PHP_FUNCTION(libvirt_domain_snapshot_get_xml); +PHP_FUNCTION(libvirt_domain_snapshot_revert); +PHP_FUNCTION(libvirt_domain_snapshot_delete); +PHP_FUNCTION(libvirt_list_domain_snapshots); + +#endif -- 2.13.3