93 lines
2.4 KiB
C
93 lines
2.4 KiB
C
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/* */
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#include <uuid/uuid.h>
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typedef void * srv_context_t;
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/* These callbacks hand requests off to the
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appropriate backend. */
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/* Do nothing. Returns 1 (failure) to caller */
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typedef int (*fence_null_callback)(const char *vm_name,
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void *priv);
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/* Turn the VM 'off'. Returns 0 to caller if successful or
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nonzero if unsuccessful. */
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typedef int (*fence_off_callback)(const char *vm_name,
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void *priv);
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/* Turn the VM 'on'. Returns 0 to caller if successful or
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nonzero if unsuccessful. */
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typedef int (*fence_on_callback)(const char *vm_name,
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void *priv);
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/* Reboot a VM. Returns 0 to caller if successful or
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nonzero if unsuccessful. */
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typedef int (*fence_reboot_callback)(const char *vm_name,
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void *priv);
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/* Get status of a VM. Returns 0 to caller if VM is alive or
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nonzero if VM is not alive. */
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typedef int (*fence_status_callback)(const char *vm_name,
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void *priv);
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/* Get status of backend. Returns 0 to caller if backend
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is responding to requests. */
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typedef int (*fence_devstatus_callback)(void *priv);
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typedef int (*fence_init_callback)(srv_context_t *c);
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typedef int (*fence_cleanup_callback)(srv_context_t c);
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typedef struct _fence_callbacks {
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fence_null_callback null;
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fence_off_callback off;
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fence_on_callback on;
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fence_reboot_callback reboot;
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fence_status_callback status;
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fence_devstatus_callback devstatus;
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} fence_callbacks_t;
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typedef struct _backend_plugin {
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const char *name;
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const char *version;
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const fence_callbacks_t *callbacks;
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fence_init_callback init;
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fence_cleanup_callback cleanup;
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} plugin_t;
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#ifndef _USE_MODULES
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void plugin_register(const plugin_t *plugin);
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const plugin_t *plugin_find(const char *name);
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void plugin_dump(void);
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#endif
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/* TODO: make these 'plugins' instead of static uses */
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typedef void serial_options;
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/* Directory path / hypervisor uri if using libvirt...
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.. whatever you think you need... */
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int serial_init(srv_context_t *, fence_callbacks_t *,
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serial_options *, void *priv);
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/* NULL = no timeout; wait forever */
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int serial_dispatch(srv_context_t, struct timeval *timeout);
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int serial_shutdown(srv_context_t);
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typedef struct {
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char *addr;
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char *key_file;
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int ifindex;
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int family;
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unsigned int port;
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unsigned int hash;
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unsigned int auth;
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} mcast_options;
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int mcast_init(srv_context_t *, const fence_callbacks_t *,
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mcast_options *, void *priv);
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int mcast_dispatch(srv_context_t, struct timeval *timeout);
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int mcast_shutdown(srv_context_t);
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