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| author | Jakub Kicinski <kuba@kernel.org> | 2023-08-14 23:56:27 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-08-16 05:18:34 +0300 |
| commit | 7582113c6917c280c90352d1935cfa451e74376a (patch) | |
| tree | 46f99a18fecd1ef445092b7db1b9e4b00e55f047 /tools | |
| parent | ded67d90815a412f327051d27eb6c6de57cd2c03 (diff) | |
| download | linux-7582113c6917c280c90352d1935cfa451e74376a.tar.xz | |
tools: ynl: add more info to KeyErrors on missing attrs
When developing specs its useful to know which attr space
YNL was trying to find an attribute in on key error.
Instead of printing:
KeyError: 0
add info about the space:
Exception: Space 'vport' has no attribute with value '0'
Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://lore.kernel.org/r/20230814205627.2914583-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/net/ynl/lib/ynl.py | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/tools/net/ynl/lib/ynl.py b/tools/net/ynl/lib/ynl.py index 3ca28d4bcb18..6951bcc7efdc 100644 --- a/tools/net/ynl/lib/ynl.py +++ b/tools/net/ynl/lib/ynl.py @@ -395,7 +395,10 @@ class YnlFamily(SpecFamily): self.family.genl_family['mcast'][mcast_name]) def _add_attr(self, space, name, value): - attr = self.attr_sets[space][name] + try: + attr = self.attr_sets[space][name] + except KeyError: + raise Exception(f"Space '{space}' has no attribute '{name}'") nl_type = attr.value if attr["type"] == 'nest': nl_type |= Netlink.NLA_F_NESTED @@ -450,7 +453,10 @@ class YnlFamily(SpecFamily): attr_space = self.attr_sets[space] rsp = dict() for attr in attrs: - attr_spec = attr_space.attrs_by_val[attr.type] + try: + attr_spec = attr_space.attrs_by_val[attr.type] + except KeyError: + raise Exception(f"Space '{space}' has no attribute with value '{attr.type}'") if attr_spec["type"] == 'nest': subdict = self._decode(NlAttrs(attr.raw), attr_spec['nested-attributes']) decoded = subdict @@ -479,7 +485,10 @@ class YnlFamily(SpecFamily): def _decode_extack_path(self, attrs, attr_set, offset, target): for attr in attrs: - attr_spec = attr_set.attrs_by_val[attr.type] + try: + attr_spec = attr_set.attrs_by_val[attr.type] + except KeyError: + raise Exception(f"Space '{attr_set.name}' has no attribute with value '{attr.type}'") if offset > target: break if offset == target: |