s3-shadow-copy2: Add extreme debug output to shadow_copy2_strip_snapshot

This is sooo hairy to debug when things go wrong :-(

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Christof Schmitt <cs@samba.org>

diff --git a/source3/modules/vfs_shadow_copy2.c b/source3/modules/vfs_shadow_copy2.c
index 30eaaa41924968261e6b893488f303e0f78e8235..1b3c48416d235e74dd696c3a9ccbe7ce5d0eeceb 100644 (file)
--- a/source3/modules/vfs_shadow_copy2.c
+++ b/source3/modules/vfs_shadow_copy2.c
@@ -243,19 +243,24 @@ static bool shadow_copy2_strip_snapshot(TALLOC_CTX *mem_ctx,
 
        p = strstr_m(name, "@GMT-");
        if (p == NULL) {
+               DEBUG(11, ("@GMT not found\n"));
                goto no_snapshot;
        }
        if ((p > name) && (p[-1] != '/')) {
                /* the GMT-token does not start a path-component */
+               DEBUG(10, ("not at start, p=%p, name=%p, p[-1]=%d\n",
+                          p, name, (int)p[-1]));
                goto no_snapshot;
        }
        q = strptime(p, GMT_FORMAT, &tm);
        if (q == NULL) {
+               DEBUG(10, ("strptime failed\n"));
                goto no_snapshot;
        }
        tm.tm_isdst = -1;
        timestamp = timegm(&tm);
        if (timestamp == (time_t)-1) {
+               DEBUG(10, ("timestamp==-1\n"));
                goto no_snapshot;
        }
        if ((p == name) && (q[0] == '\0')) {
@@ -279,6 +284,7 @@ static bool shadow_copy2_strip_snapshot(TALLOC_CTX *mem_ctx,
                 * TODO: Is this correct? Or would the GMT tag as the
                 * last component be a valid input?
                 */
+               DEBUG(10, ("q[0] = %d\n", (int)q[0]));
                goto no_snapshot;
        }
        q += 1;
@@ -301,6 +307,8 @@ static bool shadow_copy2_strip_snapshot(TALLOC_CTX *mem_ctx,
                           "insert string '%s'\n", name, insert));
 
                have_insert = (strstr(name, insert+1) != NULL);
+               DEBUG(10, ("have_insert=%d, name=%s, insert+1=%s\n",
+                          (int)have_insert, name, insert+1));
                if (have_insert) {
                        DEBUG(10, (__location__ ": insert string '%s' found in "
                                   "path '%s' found in snapdirseverywhere mode "