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Fixed a bug in "show vnet routes all" causing screen overrun. (sonic-…
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…net#2644)

Signed-off-by: siqbal1486 <[email protected]>
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@siqbal1986
siqbal1986 committed Feb 6, 2023
1 parent a996abd commit 34a7299
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Showing 5 changed files with 84 additions and 29 deletions.
40 changes: 34 additions & 6 deletions show/vnet.py
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Original file line number Diff line number Diff line change
Expand Up @@ -334,6 +334,29 @@ def routes():
"""Show vnet routes related information"""
pass

def pretty_print(table, r, epval, mac_addr, vni, state):
endpoints = epval.split(',')
row_width = 3
max_len = 0
for ep in endpoints:
max_len = len(ep) if len(ep) > max_len else max_len
if max_len > 15:
row_width = 2
iter = 0
while iter < len(endpoints):
if iter +row_width > len(endpoints):
r.append(",".join(endpoints[iter:]))
else:
r.append(",".join(endpoints[iter:iter + row_width]))
if iter == 0:
r.append(mac_addr)
r.append(vni)
r.append(state)
else:
r.extend(["", "", ""])
iter += row_width
table.append(r)
r = ["",""]

@routes.command()
def all():
Expand Down Expand Up @@ -374,12 +397,17 @@ def all():
state_db_key = '|'.join(k.split(":",2))
val = appl_db.get_all(appl_db.APPL_DB, k)
val_state = state_db.get_all(state_db.STATE_DB, state_db_key)
r.append(val.get('endpoint'))
r.append(val.get('mac_address'))
r.append(val.get('vni'))
if val_state:
r.append(val_state.get('state'))
table.append(r)
epval = val.get('endpoint')
if len(epval) < 40:
r.append(epval)
r.append(val.get('mac_address'))
r.append(val.get('vni'))
if val_state:
r.append(val_state.get('state'))
table.append(r)
continue
state = val_state.get('state') if val_state else ""
pretty_print(table, r, epval, val.get('mac_address'), val.get('vni'), state )

click.echo(tabulate(table, header))

Expand Down
4 changes: 2 additions & 2 deletions tests/mock_tables/appl_db.json
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Original file line number Diff line number Diff line change
Expand Up @@ -210,8 +210,8 @@
"endpoint_monitor":"100.251.7.1"
},
"VNET_ROUTE_TUNNEL_TABLE:Vnet_v6_in_v6-0:fddd:a156:a251::a6:1/128": {
"endpoint": "fddd:a100:a251::a10:1,fddd:a101:a251::a10:1",
"endpoint_monitor":"fddd:a100:a251::a10:1,fddd:a101:a251::a10:1"
"endpoint": "fddd:a100:a251::a10:1,fddd:a101:a251::a10:1,fddd:a102:a251::a10:1,fddd:a103:a251::a10:1",
"endpoint_monitor":"fddd:a100:a251::a10:1,fddd:a101:a251::a10:1,fddd:a102:a251::a10:1,fddd:a103:a251::a10:1"
},
"VNET_ROUTE_TUNNEL_TABLE:test_v4_in_v4-0:160.162.191.1/32": {
"endpoint":"100.251.7.1",
Expand Down
2 changes: 1 addition & 1 deletion tests/mock_tables/state_db.json
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Original file line number Diff line number Diff line change
Expand Up @@ -731,7 +731,7 @@
"state":"active"
},
"VNET_ROUTE_TUNNEL_TABLE|Vnet_v6_in_v6-0|fddd:a156:a251::a6:1/128": {
"active_endpoints":"fddd:a100:a251::a10:1,fddd:a101:a251::a10:1",
"active_endpoints":"fddd:a100:a251::a10:1,fddd:a101:a251::a10:1,fddd:a102:a251::a10:1,fddd:a103:a251::a10:1",
"state":"active"
},
"BFD_SESSION_TABLE|default|default|100.251.7.1": {
Expand Down
45 changes: 45 additions & 0 deletions tests/show_vnet_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,13 +2,57 @@
from click.testing import CliRunner
from utilities_common.db import Db
import show.main as show
import show.vnet as vnet

class TestShowVnetRoutesAll(object):
@classmethod
def setup_class(cls):
print("SETUP")
os.environ["UTILITIES_UNIT_TESTING"] = "1"

def test_Preety_print(self):
table =[]
row = ["Vnet_v6_in_v6-0", "fddd:a156:a251::a6:1/128"]
mac_addr = ""
vni = ""
state = "active"
epval = "fddd:a100:a251::a10:1,fddd:a101:a251::a10:1"

vnet.pretty_print(table, row, epval, mac_addr, vni, state)
expected_output = [['Vnet_v6_in_v6-0', 'fddd:a156:a251::a6:1/128', 'fddd:a100:a251::a10:1,fddd:a101:a251::a10:1', '', '', 'active']]
assert table == expected_output

table =[]
row = ["Vnet_v6_in_v6-0", "fddd:a156:a251::a6:1/128"]
epval = "fddd:a100:a251::a10:1,fddd:a101:a251::a10:1,fddd:a100:a251::a11:1,fddd:a100:a251::a12:1,fddd:a100:a251::a13:1"
vnet.pretty_print(table, row, epval, mac_addr, vni, state)
expected_output = [
['Vnet_v6_in_v6-0', 'fddd:a156:a251::a6:1/128', 'fddd:a100:a251::a10:1,fddd:a101:a251::a10:1', '', '', 'active'],
['', '', 'fddd:a100:a251::a11:1,fddd:a100:a251::a12:1', '', '', ''],
['', '', 'fddd:a100:a251::a13:1', '', '', '']
]
assert table == expected_output

table =[]
row = ["Vnet_v6_in_v6-0", "fddd:a156:a251::a6:1/128"]
epval = "192.168.1.1,192.168.1.2,192.168.1.3,192.168.1.4,192.168.1.5,192.168.1.6,192.168.1.7,192.168.1.8,192.168.1.9,192.168.1.10,192.168.1.11,192.168.1.12,192.168.1.13,192.168.1.14,192.168.1.15"
vnet.pretty_print(table, row, epval, mac_addr, vni, state)
expected_output =[
['Vnet_v6_in_v6-0', 'fddd:a156:a251::a6:1/128', '192.168.1.1,192.168.1.2,192.168.1.3', '', '', 'active'],
['', '', '192.168.1.4,192.168.1.5,192.168.1.6', '', '', ''],
['', '', '192.168.1.7,192.168.1.8,192.168.1.9', '', '', ''],
['', '', '192.168.1.10,192.168.1.11,192.168.1.12', '', '', ''],
['', '', '192.168.1.13,192.168.1.14,192.168.1.15', '', '', '']]
assert table == expected_output

table =[]
row = ["Vnet_v6_in_v6-0", "fddd:a156:a251::a6:1/128"]
epval = "192.168.1.1"
vnet.pretty_print(table, row, epval, mac_addr, vni, state)
expected_output =[
['Vnet_v6_in_v6-0', 'fddd:a156:a251::a6:1/128', '192.168.1.1', '', '', 'active']]
assert table == expected_output

def test_show_vnet_routes_all_basic(self):
runner = CliRunner()
db = Db()
Expand All @@ -22,6 +66,7 @@ def test_show_vnet_routes_all_basic(self):
vnet name prefix endpoint mac address vni status
--------------- ------------------------ ------------------------------------------- ------------- ----- --------
Vnet_v6_in_v6-0 fddd:a156:a251::a6:1/128 fddd:a100:a251::a10:1,fddd:a101:a251::a10:1 active
fddd:a102:a251::a10:1,fddd:a103:a251::a10:1
test_v4_in_v4-0 160.162.191.1/32 100.251.7.1 active
test_v4_in_v4-0 160.163.191.1/32 100.251.7.1 active
test_v4_in_v4-0 160.164.191.1/32 100.251.7.1
Expand Down
22 changes: 2 additions & 20 deletions tests/show_vnet_vxlan_cli_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,32 +9,12 @@

#test_path = os.path.dirname(os.path.abspath(__file__))



class TestShowVnet(object):
@classmethod
def setup_class(cls):
print("SETUP")
os.environ["UTILITIES_UNIT_TESTING"] = "1"

def test_show_vnet_routes_all_basic(self):
runner = CliRunner()
db = Db()
result = runner.invoke(show.cli.commands['vnet'].commands['routes'].commands['all'], [], obj=db)
assert result.exit_code == 0
expected_output = """\
vnet name prefix nexthop interface
----------- -------- --------- -----------
vnet name prefix endpoint mac address vni status
--------------- ------------------------ ------------------------------------------- ------------- ----- --------
Vnet_v6_in_v6-0 fddd:a156:a251::a6:1/128 fddd:a100:a251::a10:1,fddd:a101:a251::a10:1 active
test_v4_in_v4-0 160.162.191.1/32 100.251.7.1 active
test_v4_in_v4-0 160.163.191.1/32 100.251.7.1 active
test_v4_in_v4-0 160.164.191.1/32 100.251.7.1
"""
assert result.output == expected_output

def test_show_vnet_endpoint(self):
runner = CliRunner()
db = Db()
Expand All @@ -45,6 +25,8 @@ def test_show_vnet_endpoint(self):
--------------------- --------------------- -------------- --------
fddd:a100:a251::a10:1 fddd:a100:a251::a10:1 1 Unknown
fddd:a101:a251::a10:1 fddd:a101:a251::a10:1 1 Down
fddd:a102:a251::a10:1 fddd:a102:a251::a10:1 1 Unknown
fddd:a103:a251::a10:1 fddd:a103:a251::a10:1 1 Unknown
100.251.7.1 100.251.7.1 3 Up
"""
assert result.output == expected_output
Expand Down

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