When configuring the wrong tag for "ovn-nbctl lsp-add" command，
it shows "invalid tag". The range of the tag is not known.
Signed-off-by: zhaojingjing <zhao.jingji...@zte.com.cn>
---
ovn/utilities/ovn-nbctl.8.xml | 4 +++-
ovn/utilities/ovn-nbctl.c | 2 +-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/ovn/utilities/ovn-nbctl.8.xml b/ovn/utilities/ovn-nbctl.8.xml
index b8fdd79..9e8c4e5 100644
--- a/ovn/utilities/ovn-nbctl.8.xml
+++ b/ovn/utilities/ovn-nbctl.8.xml
@@ -125,7 +125,9 @@
<p>
Creates on <var>switch</var> a logical switch port named
<var>port</var> that is a child of <var>parent</var> that is
- identified with VLAN ID <var>tag_request</var>. If
+ identified with VLAN ID <var>tag_request</var>.
+ <var>Tag_request</var> must be between <code>0</code> and
+ <code>4095</code>, inclusive. If
<var>tag_request</var> is <code>0</code>, <code>ovn-northd</code>
generates a tag that is unique in the scope of <var>parent</var>.
This is useful in cases such as virtualized container environments
diff --git a/ovn/utilities/ovn-nbctl.c b/ovn/utilities/ovn-nbctl.c
index af1eeab..ce639aa 100644
--- a/ovn/utilities/ovn-nbctl.c
+++ b/ovn/utilities/ovn-nbctl.c
@@ -807,7 +807,7 @@ nbctl_lsp_add(struct ctl_context *ctx)
parent_name = ctx->argv[3];
if (!ovs_scan(ctx->argv[4], "%"SCNd64, &tag)
|| tag < 0 || tag > 4095) {
- ctl_fatal("%s: invalid tag", ctx->argv[4]);
+ ctl_fatal("%s: invalid tag, the tag in range 0 to 4095.",
ctx->argv[4]);
}
} else {
ctl_fatal("lsp-add with parent must also specify a tag");
--
1.8.3.1
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