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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-10-20 11:18:40 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-10-20 11:26:53 +0200
commit084deb943d0326df532f8a0f901a5756162d0507 (patch)
treee583decf02af0dee3cdb228e791b3f8ec50f7d44 /bin/gensquashfs/src
parent2eec954d10396fba1755261f3d911701818755d8 (diff)
gensquashfs: apply xattr file also when using a pack file
When reading a directory tree from a description file, we already scan do selinux relabeling if applicable. The same code path can be used to apply xattr from an xattr file, if present. Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'bin/gensquashfs/src')
-rw-r--r--bin/gensquashfs/src/mkfs.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/bin/gensquashfs/src/mkfs.c b/bin/gensquashfs/src/mkfs.c
index 248eb74..39bc605 100644
--- a/bin/gensquashfs/src/mkfs.c
+++ b/bin/gensquashfs/src/mkfs.c
@@ -94,7 +94,8 @@ static int pack_files(sqfs_block_processor_t *data, fstree_t *fs,
}
static int relabel_tree_dfs(const char *filename, sqfs_xattr_writer_t *xwr,
- tree_node_t *n, void *selinux_handle)
+ tree_node_t *n, void *selinux_handle,
+ void *xattrmap)
{
char *path = fstree_get_path(n);
int ret;
@@ -110,24 +111,28 @@ static int relabel_tree_dfs(const char *filename, sqfs_xattr_writer_t *xwr,
return -1;
}
- if (selinux_relable_node(selinux_handle, xwr, n, path)) {
- free(path);
- return -1;
- }
+ if (xattrmap != NULL)
+ ret = xattr_apply_map_file(path, xattrmap, xwr);
+
+ if (ret == 0 && selinux_handle != NULL)
+ ret = selinux_relable_node(selinux_handle, xwr, n, path);
+
+ free(path);
+ if (ret == 0)
+ ret = sqfs_xattr_writer_end(xwr, &n->xattr_idx);
- ret = sqfs_xattr_writer_end(xwr, &n->xattr_idx);
if (ret) {
sqfs_perror(filename, "flushing completed key-value pairs",
ret);
return -1;
}
- free(path);
-
if (S_ISDIR(n->mode)) {
for (n = n->data.children; n != NULL; n = n->next) {
- if (relabel_tree_dfs(filename, xwr, n, selinux_handle))
+ if (relabel_tree_dfs(filename, xwr, n,
+ selinux_handle, xattrmap)) {
return -1;
+ }
}
}
@@ -135,15 +140,15 @@ static int relabel_tree_dfs(const char *filename, sqfs_xattr_writer_t *xwr,
}
static int read_fstree(fstree_t *fs, options_t *opt, sqfs_xattr_writer_t *xwr,
- void *selinux_handle)
+ void *selinux_handle, void *xattrmap)
{
int ret;
ret = fstree_from_file(fs, opt->infile, opt->packdir);
- if (ret == 0 && selinux_handle != NULL)
+ if (ret == 0 && (selinux_handle != NULL || xattrmap != NULL))
ret = relabel_tree_dfs(opt->cfg.filename, xwr,
- fs->root, selinux_handle);
+ fs->root, selinux_handle, xattrmap);
return ret;
}
@@ -214,7 +219,7 @@ int main(int argc, char **argv)
if (ret != 0)
goto out;
} else {
- if (read_fstree(&sqfs.fs, &opt, sqfs.xwr, sehnd))
+ if (read_fstree(&sqfs.fs, &opt, sqfs.xwr, sehnd, xattrmap))
goto out;
}