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plugin: Ignore directories in the plugin-directory

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They pass the executable test, but aren't really executable.

Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker
2018-12-05 16:37:09 +01:00
committed by Rusty Russell
parent 561a66354b
commit 83ecb61890
1 changed files with 5 additions and 1 deletions
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6
lightningd/plugin.c
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@@ -664,7 +664,11 @@ static const char *plugin_fullpath(const tal_t *ctx, const char *dir,
fullname = path_join(ctx, dir, basename);
if (stat(fullname, &st) != 0)
return tal_free(fullname);
if (!(st.st_mode & (S_IXUSR|S_IXGRP|S_IXOTH)))
if (!(st.st_mode & (S_IXUSR|S_IXGRP|S_IXOTH)) || st.st_mode & S_IFDIR)
return tal_free(fullname);
/* Ignore directories, they have exec mode, but aren't executable. */
if (st.st_mode & S_IFDIR)
return tal_free(fullname);
return fullname;
}