#include "config.h"
#endif /* HAVE_CONFIG_H */
-#ifdef HAVE_NFSv4_ACLS
+#ifdef HAVE_SOLARIS_ACLS
#include <unistd.h>
#include <sys/types.h>
#include <atalk/logger.h>
#include <atalk/afp.h>
+#include <atalk/util.h>
#include <atalk/acl.h>
/* Get ACL. Allocates storage as needed. Caller must free.
*retAces = NULL;
/* Only call acl() for regular files and directories, otherwise just return 0 */
- if (lstat(name, &st) != 0)
+ if (lstat(name, &st) != 0) {
+ LOG(log_warning, logtype_afpd, "get_nfsv4_acl(\"%s/%s\"): %s", getcwdpath(), name, strerror(errno));
return -1;
- if ( ! (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)))
+ }
+
+ if (S_ISLNK(st.st_mode))
+ /* sorry, no ACLs for symlinks */
+ return 0;
+
+ if ( ! ((S_ISREG(st.st_mode)) || (S_ISDIR(st.st_mode)))) {
+ LOG(log_warning, logtype_afpd, "get_nfsv4_acl(\"%s/%s\"): special", getcwdpath(), name);
return 0;
+ }
- if ((ace_count = acl(name, ACE_GETACLCNT, 0, NULL)) == 0)
+ if ((ace_count = acl(name, ACE_GETACLCNT, 0, NULL)) == 0) {
+ LOG(log_warning, logtype_afpd, "get_nfsv4_acl(\"%s/%s\"): 0 ACEs", getcwdpath(), name);
return 0;
+ }
if (ace_count == -1) {
LOG(log_error, logtype_afpd, "get_nfsv4_acl: acl('%s/%s', ACE_GETACLCNT): ace_count %i, error: %s",
return ace_count;
}
+/*
+ Concatenate ACEs
+*/
+ace_t *concat_aces(ace_t *aces1, int ace1count, ace_t *aces2, int ace2count)
+{
+ ace_t *new_aces;
+ int i, j;
+
+ /* malloc buffer for new ACL */
+ if ((new_aces = malloc((ace1count + ace2count) * sizeof(ace_t))) == NULL) {
+ LOG(log_error, logtype_afpd, "combine_aces: malloc %s", strerror(errno));
+ return NULL;
+ }
+
+ /* Copy ACEs from buf1 */
+ for (i=0; i < ace1count; ) {
+ memcpy(&new_aces[i], &aces1[i], sizeof(ace_t));
+ i++;
+ }
+
+ j = i;
+
+ /* Copy ACEs from buf2 */
+ for (i=0; i < ace2count; ) {
+ memcpy(&new_aces[j], &aces2[i], sizeof(ace_t));
+ i++;
+ j++;
+ }
+ return new_aces;
+}
+
/*
Remove any trivial ACE "in-place". Returns no of non-trivial ACEs
*/
ace_t *aces = *saces;
ace_t *new_aces;
+ if (aces == NULL || sacecount <= 0)
+ return 0;
+
/* Count non-trivial ACEs */
for (i=0; i < sacecount; ) {
if ( ! (aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)))
return nontrivaces;
}
-/*
- Concatenate ACEs
-*/
-ace_t *concat_aces(ace_t *aces1, int ace1count, ace_t *aces2, int ace2count)
-{
- ace_t *new_aces;
- int i, j;
-
- /* malloc buffer for new ACL */
- if ((new_aces = malloc((ace1count + ace2count) * sizeof(ace_t))) == NULL) {
- LOG(log_error, logtype_afpd, "combine_aces: malloc %s", strerror(errno));
- return NULL;
- }
-
- /* Copy ACEs from buf1 */
- for (i=0; i < ace1count; ) {
- memcpy(&new_aces[i], &aces1[i], sizeof(ace_t));
- i++;
- }
-
- j = i;
-
- /* Copy ACEs from buf2 */
- for (i=0; i < ace2count; ) {
- memcpy(&new_aces[j], &aces2[i], sizeof(ace_t));
- i++;
- j++;
- }
- return new_aces;
-}
-
/*
Remove non-trivial ACEs "in-place". Returns no of trivial ACEs.
*/
*/
int nfsv4_chmod(char *name, mode_t mode)
{
-
-}
-
-#if 0
-static int set_acl_vfs(const struct vol *vol, char *name, int inherit, char *ibuf)
-{
- int ret, i, nfsv4_ace_count, tocopy_aces_count = 0, new_aces_count = 0, trivial_ace_count = 0;
- ace_t *old_aces, *new_aces = NULL;
- uint16_t flags;
- uint32_t ace_count;
-
- LOG(log_debug9, logtype_afpd, "set_acl: BEGIN");
-
- /* Get no of ACEs the client put on the wire */
- ace_count = htonl(*((uint32_t *)ibuf));
- ibuf += 8; /* skip ACL flags (see acls.h) */
-
- if (inherit)
- /* inherited + trivial ACEs */
- flags = ACE_INHERITED_ACE | ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
- else
- /* only trivial ACEs */
- flags = ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
-
- /* Get existing ACL and count ACEs which have to be copied */
- if ((nfsv4_ace_count = get_nfsv4_acl(name, &old_aces)) == -1)
- return AFPERR_MISC;
- for ( i=0; i < nfsv4_ace_count; i++) {
- if (old_aces[i].a_flags & flags)
- tocopy_aces_count++;
- }
-
- /* Now malloc buffer exactly sized to fit all new ACEs */
- new_aces = malloc( (ace_count + tocopy_aces_count) * sizeof(ace_t) );
- if (new_aces == NULL) {
- LOG(log_error, logtype_afpd, "set_acl: malloc %s", strerror(errno));
- ret = AFPERR_MISC;
- goto cleanup;
- }
-
- /* Start building new ACL */
-
- /* Copy local inherited ACEs. Therefore we have 'Darwin canonical order' (see chmod there):
- inherited ACEs first. */
- if (inherit) {
- for (i=0; i < nfsv4_ace_count; i++) {
- if (old_aces[i].a_flags & ACE_INHERITED_ACE) {
- memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
- new_aces_count++;
- }
- }
- }
- LOG(log_debug7, logtype_afpd, "set_acl: copied %d inherited ACEs", new_aces_count);
-
- /* Now the ACEs from the client */
- ret = map_acl(DARWIN_2_SOLARIS, &new_aces[new_aces_count], (darwin_ace_t *)ibuf, ace_count);
- if (ret == -1) {
- ret = AFPERR_PARAM;
- goto cleanup;
- }
- new_aces_count += ace_count;
- LOG(log_debug7, logtype_afpd, "set_acl: mapped %d ACEs from client", ace_count);
-
- /* Now copy the trivial ACEs */
- for (i=0; i < nfsv4_ace_count; i++) {
- if (old_aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)) {
- memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
- new_aces_count++;
- trivial_ace_count++;
- }
- }
- LOG(log_debug7, logtype_afpd, "set_acl: copied %d trivial ACEs", trivial_ace_count);
-
- /* Ressourcefork first.
- Note: for dirs we set the same ACL on the .AppleDouble/.Parent _file_. This
- might be strange for ACE_DELETE_CHILD and for inheritance flags. */
- if ( (ret = vol->vfs->vfs_acl(vol, name, ACE_SETACL, new_aces_count, new_aces)) != 0) {
- LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
- if (errno == (EACCES | EPERM))
- ret = AFPERR_ACCESS;
- else if (errno == ENOENT)
- ret = AFPERR_NOITEM;
- else
- ret = AFPERR_MISC;
- goto cleanup;
- }
- if ( (ret = acl(name, ACE_SETACL, new_aces_count, new_aces)) != 0) {
- LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
- if (errno == (EACCES | EPERM))
- ret = AFPERR_ACCESS;
- else if (errno == ENOENT)
- ret = AFPERR_NOITEM;
- else
- ret = AFPERR_MISC;
- goto cleanup;
+ int ret = -1;
+ int noaces, nnaces;
+ ace_t *oacl = NULL, *nacl = NULL, *cacl = NULL;
+
+ LOG(log_debug, logtype_afpd, "nfsv4_chmod(\"%s/%s\", %04o)",
+ getcwdpath(), name, mode);
+
+ if ((noaces = get_nfsv4_acl(name, &oacl)) == -1) /* (1) */
+ goto exit;
+ if ((noaces = strip_trivial_aces(&oacl, noaces)) == -1) /* (2) */
+ goto exit;
+
+#ifdef chmod
+#undef chmod
+#endif
+ if (chmod(name, mode) != 0) /* (3) */
+ goto exit;
+
+ if ((nnaces = get_nfsv4_acl(name, &nacl)) == -1) /* (4) */
+ goto exit;
+ if ((nnaces = strip_nontrivial_aces(&nacl, nnaces)) == -1) /* (5) */
+ goto exit;
+
+ if ((cacl = concat_aces(oacl, noaces, nacl, nnaces)) == NULL) /* (6) */
+ goto exit;
+
+ if ((ret = acl(name, ACE_SETACL, noaces + nnaces, cacl)) != 0) {
+ LOG(log_error, logtype_afpd, "nfsv4_chmod: error setting acl: %s", strerror(errno));
+ goto exit;
}
- ret = AFP_OK;
+exit:
+ if (oacl) free(oacl);
+ if (nacl) free(nacl);
+ if (cacl) free(cacl);
-cleanup:
- free(old_aces);
- free(new_aces);
+ LOG(log_debug, logtype_afpd, "nfsv4_chmod(\"%s/%s\", %04o): result: %u",
+ getcwdpath(), name, mode, ret);
- LOG(log_debug9, logtype_afpd, "set_acl: END");
return ret;
}
-#endif /* 0 */
-#endif /* HAVE_NFSv4_ACLS */
+#endif /* HAVE_SOLARIS_ACLS */