From 12f7b90c93ecad822d79067386574f39c6462fbf Mon Sep 17 00:00:00 2001 From: Justin Keogh Date: Wed, 12 Feb 2020 19:36:05 +0000 Subject: [PATCH] zdb: Always print symlink target When zdb is printing paths, also print the symlink target if it exists. Reviewed-by: Brian Behlendorf Reviewed-by: Matt Ahrens Signed-off-by: Justin Keogh Closes #9925 --- cmd/zdb/zdb.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/cmd/zdb/zdb.c b/cmd/zdb/zdb.c index d6d8b91a9e..caaf1e608f 100644 --- a/cmd/zdb/zdb.c +++ b/cmd/zdb/zdb.c @@ -2419,6 +2419,23 @@ dump_znode_sa_xattr(sa_handle_t *hdl) free(sa_xattr_packed); } +static void +dump_znode_symlink(sa_handle_t *hdl) +{ + int sa_symlink_size = 0; + char linktarget[MAXPATHLEN]; + linktarget[0] = '\0'; + int error; + + error = sa_size(hdl, sa_attr_table[ZPL_SYMLINK], &sa_symlink_size); + if (error || sa_symlink_size == 0) { + return; + } + if (sa_lookup(hdl, sa_attr_table[ZPL_SYMLINK], + &linktarget, sa_symlink_size) == 0) + (void) printf("\ttarget %s\n", linktarget); +} + /*ARGSUSED*/ static void dump_znode(objset_t *os, uint64_t object, void *data, size_t size) @@ -2483,6 +2500,9 @@ dump_znode(objset_t *os, uint64_t object, void *data, size_t size) } (void) printf("\tpath %s\n", path); } + + if (S_ISLNK(mode)) + dump_znode_symlink(hdl); dump_uidgid(os, uid, gid); (void) printf("\tatime %s", ctime(&z_atime)); (void) printf("\tmtime %s", ctime(&z_mtime));