diff options
Diffstat (limited to 'agents/virt/server/static_map.c')
| -rw-r--r-- | agents/virt/server/static_map.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/agents/virt/server/static_map.c b/agents/virt/server/static_map.c new file mode 100644 index 0000000..7bdc400 --- /dev/null +++ b/agents/virt/server/static_map.c @@ -0,0 +1,237 @@ +#include "config.h" + +#include <stdio.h> +#include <string.h> +#include <signal.h> +#include <stdlib.h> +#include <assert.h> +#include <stdio.h> + +#include "simpleconfig.h" +#include "static_map.h" +#include "list.h" +#include "debug.h" +#include "serial.h" +#include "uuid-test.h" + +struct perm_entry { + list_head(); + char name[129]; +}; + +struct perm_group { + list_head(); + struct perm_entry *uuids; + struct perm_entry *ips; + char name[129]; +}; + + +static void +static_map_cleanup(void **info) +{ + struct perm_group *groups = (struct perm_group *)(*info); + struct perm_group *group; + struct perm_entry *entry; + + while (groups) { + group = groups; + list_remove(&groups, group); + while (group->uuids) { + entry = group->uuids; + list_remove(&group->uuids, entry); + free(entry); + } + while (group->ips) { + entry = group->ips; + list_remove(&group->ips, entry); + free(entry); + } + free(group); + } + + *info = NULL; +} + + +static int +static_map_check(void *info, const char *src, const char *tgt_uuid, const char *tgt_name) +{ + struct perm_group *groups = (struct perm_group *)info; + struct perm_group *group; + struct perm_entry *left, *tmp; + int x, y, uuid = 0; + + if (!info) + return 1; /* no maps == wide open */ + + dbg_printf(99, "[server:map_check] map request: src: %s uuid: %s name: %s\n", src, tgt_uuid, tgt_name); + + uuid = is_uuid(src); + + list_for(&groups, group, x) { + left = NULL; + + if (uuid) { + list_for(&group->uuids, tmp, y) { + if (!strcasecmp(tmp->name, src)) { + left = tmp; + break; + } + } + } else { + list_for(&group->ips, tmp, y) { + if (!strcasecmp(tmp->name, src)) { + left = tmp; + break; + } + } + } + + if (!left) + continue; + + list_for(&group->uuids, tmp, y) { + if (!strcasecmp(tmp->name, tgt_uuid)) { + return 1; + } + /* useful only for list */ + if (tgt_name) { + if (!strcasecmp(tmp->name, tgt_name)) { + return 1; + } + } + } + } + + return 0; +} + + +static int +static_map_load(void *config_ptr, void **perm_info) +{ + config_object_t *config = config_ptr; + int group_idx = 0; + int entry_idx = 0; + int found; + char value[128]; + char buf[256]; + char buf2[512]; + struct perm_group *group = NULL, *groups = NULL; + struct perm_entry *entry = NULL; + + if (!perm_info) + return -1; + + do { + snprintf(buf, sizeof(buf)-1, "groups/group[%d]", ++group_idx); + + if (sc_get(config, buf, value, sizeof(value)) != 0) { + snprintf(buf2, sizeof(buf2)-1, "%s/@uuid", buf); + if (sc_get(config, buf2, value, sizeof(value)) != 0) { + snprintf(buf2, sizeof(buf2)-1, "%s/@ip", buf); + if (sc_get(config, buf2, value, + sizeof(value)) != 0) { + break; + } + } + snprintf(buf2, sizeof(buf2)-1, "%s/@name", buf); + if (sc_get(config, buf2, value, sizeof(value)) != 0) { + snprintf(value, sizeof(value), "unnamed-%d", + group_idx); + } + } + + group = malloc(sizeof(*group)); + assert(group); + memset(group, 0, sizeof(*group)); + strncpy(group->name, value, sizeof(group->name)); + dbg_printf(3, "Group: %s\n", value); + + found = 0; + entry_idx = 0; + do { + snprintf(buf2, sizeof(buf2)-1, "%s/@uuid[%d]", + buf, ++entry_idx); + + if (sc_get(config, buf2, value, sizeof(value)) != 0) { + break; + } + + ++found; + entry = malloc(sizeof(*entry)); + assert(entry); + memset(entry, 0, sizeof(*entry)); + strncpy(entry->name, value, sizeof(entry->name)); + dbg_printf(3, " - UUID Entry: %s\n", value); + + list_insert(&group->uuids, entry); + + } while (1); + + entry_idx = 0; + do { + snprintf(buf2, sizeof(buf2)-1, "%s/@ip[%d]", + buf, ++entry_idx); + + if (sc_get(config, buf2, value, sizeof(value)) != 0) { + break; + } + + ++found; + entry = malloc(sizeof(*entry)); + assert(entry); + memset(entry, 0, sizeof(*entry)); + strncpy(entry->name, value, sizeof(entry->name)); + dbg_printf(3, " - IP Entry: %s\n", value); + + list_insert(&group->ips, entry); + + } while (1); + + + if (!found) + free(group); + else + list_insert(&groups, group); + + } while (1); + + *perm_info = groups; + + return 0; +} + + +static const map_object_t static_map_obj = { + .load = static_map_load, + .check = static_map_check, + .cleanup = static_map_cleanup, + .info = NULL +}; + + +void * +map_init(void) +{ + map_object_t *o; + + o = malloc(sizeof(*o)); + if (!o) + return NULL; + memset(o, 0, sizeof(*o)); + memcpy(o, &static_map_obj, sizeof(*o)); + + return (void *)o; +} + + +void +map_release(void *c) +{ + map_object_t *o = (map_object_t *)c; + + static_map_cleanup(&o->info); + free(c); +} |