=== Test case: rest_client_SUITE:room_message_sending_errors/1 (click for source code)

=== Config value:

    [{watchdog,<0.10554.2>},
     {muc_light_host,<<"muclight.domain.example.com">>},
     {mam_backend,rdbms},
     {preset,"pgsql_mnesia"},
     {mim_data_dir,"/home/circleci/project/big_tests/tests/rest_client_SUITE_data"},
     {tc_logfile,"/home/circleci/project/big_tests/ct_report/ct_run.test@3ef1e32428d4.2024-04-23_07.17.37/big_tests.tests.rest_client_SUITE.logs/run.2024-04-23_07.31.07/rest_client_suite.room_message_sending_errors.151811.html"},
     {tc_group_properties,[{name,muc},parallel]},
     {tc_group_path,[]},
     {data_dir,"/home/circleci/project/big_tests/_build/default/lib/mongoose_tests/ebin/rest_client_SUITE_data/"},
     {priv_dir,"/home/circleci/project/big_tests/ct_report/ct_run.test@3ef1e32428d4.2024-04-23_07.17.37/big_tests.tests.rest_client_SUITE.logs/run.2024-04-23_07.31.07/log_private/"},
     {{saved_modules,mongooseim@localhost,<<"test type">>},
      #{mod_adhoc => #{iqdisc => one_queue,report_commands_node => false},
        mod_amp => #{},
        mod_bosh =>
            #{backend => mnesia,inactivity => 30,max_pause => 120,
              max_wait => infinity,server_acks => false},
        mod_cache_users =>
            #{number_of_segments => 5,strategy => fifo,time_to_live => 2},
        mod_carboncopy => #{iqdisc => no_queue},
        mod_disco =>
            #{extra_domains => [],iqdisc => one_queue,server_info => [],
              users_can_see_hidden_services => false},
        mod_presence => #{},
        mod_register =>
            #{access => register,
              ip_access => [{allow,"127.0.0.0/8"},{deny,"0.0.0.0/0"}],
              iqdisc => one_queue,password_strength => 0,
              registration_watchers => []},
        mod_roster =>
            #{backend => rdbms,iqdisc => one_queue,store_current_id => false,
              versioning => false},
        mod_sic => #{iqdisc => one_queue},
        mod_stream_management =>
            #{ack => true,ack_freq => 1,backend => mnesia,buffer => true,
              buffer_max => 100,resume_timeout => 600,
              stale_h =>
                  #{enabled => false,geriatric => 3600,repeat_after => 1800}},
        mod_vcard =>
            #{backend => rdbms,
              host => {prefix,<<"vjud.">>},
              iqdisc => parallel,matches => 30,search => true}}}]

=== Current directory is "/home/circleci/project/big_tests/ct_report/ct_run.test@3ef1e32428d4.2024-04-23_07.17.37"

=== Started at 2024-04-23 07:31:07


*** CT 2024-04-23 07:31:07.602 *** View log from node mongooseim@localhost when started🔗 mongooseim@localhost_2636.html

*** User 2024-04-23 07:31:07.682 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 out
<stream:stream to='domain.example.com' version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>

*** User 2024-04-23 07:31:07.683 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='1fccf6cfe2f23d92' from='domain.example.com' version='1.0' xml:lang='en'>

*** User 2024-04-23 07:31:07.684 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:features>
	<register xmlns='http://jabber.org/features/iq-register'/>
	<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>
	<mechanisms xmlns='urn:ietf:params:xml:ns:xmpp-sasl'>
		<mechanism>SCRAM-SHA-256</mechanism>
		<mechanism>PLAIN</mechanism>
	</mechanisms>
	<amp xmlns='http://jabber.org/feature/amp'/>
	<sm xmlns='urn:xmpp:sm:3'/>
</stream:features>



*** User 2024-04-23 07:31:07.684 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 out
<auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='PLAIN'>AGFsaWNFX3Jvb21fbWVzc2FnZV9zZW5kaW5nX2Vycm9yc18zMTE0AG1hdHlncnlzYQ==</auth>



*** User 2024-04-23 07:31:07.685 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<success xmlns='urn:ietf:params:xml:ns:xmpp-sasl'/>



*** User 2024-04-23 07:31:07.685 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 out
<stream:stream to='domain.example.com' version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>

*** User 2024-04-23 07:31:07.686 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='a264c76b8b01419d' from='domain.example.com' version='1.0' xml:lang='en' to='alice_room_message_sending_errors_3114@domain.example.com'>

*** User 2024-04-23 07:31:07.686 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:features>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'/>
	<register xmlns='http://jabber.org/features/iq-register'/>
	<amp xmlns='http://jabber.org/feature/amp'/>
	<sm xmlns='urn:xmpp:sm:3'/>
</stream:features>



*** User 2024-04-23 07:31:07.686 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 out
<iq type='set' id='b559d766388db3f3a803f658d05ecb62'>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'>
		<resource>res1</resource>
	</bind>
</iq>



*** User 2024-04-23 07:31:07.687 ***🔗
alicE_room_message_sending_errors_3114@domain.example.com/res1 in
<iq id='b559d766388db3f3a803f658d05ecb62' type='result'>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'>
		<jid>alice_room_message_sending_errors_3114@domain.example.com/res1</jid>
	</bind>
</iq>



*** User 2024-04-23 07:31:07.688 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 out
<iq type='set' id='78b0eaa8456a4fef2e4573e92f2265a8'>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
</iq>



*** User 2024-04-23 07:31:07.689 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 in
<iq from='domain.example.com' to='alice_room_message_sending_errors_3114@domain.example.com/res1' id='78b0eaa8456a4fef2e4573e92f2265a8' type='result'>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
</iq>



*** User 2024-04-23 07:31:07.690 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 out
<presence/>



*** User 2024-04-23 07:31:07.694 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 in
<presence from='alice_room_message_sending_errors_3114@domain.example.com/res1' to='alice_room_message_sending_errors_3114@domain.example.com/res1'/>



*** User 2024-04-23 07:31:07.695 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 out
<stream:stream to='domain.example.com' version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>

*** User 2024-04-23 07:31:07.697 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='4a88e4ba20e49f7f' from='domain.example.com' version='1.0' xml:lang='en'>

*** User 2024-04-23 07:31:07.697 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:features>
	<register xmlns='http://jabber.org/features/iq-register'/>
	<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>
	<mechanisms xmlns='urn:ietf:params:xml:ns:xmpp-sasl'>
		<mechanism>SCRAM-SHA-256</mechanism>
		<mechanism>PLAIN</mechanism>
	</mechanisms>
	<amp xmlns='http://jabber.org/feature/amp'/>
	<sm xmlns='urn:xmpp:sm:3'/>
</stream:features>



*** User 2024-04-23 07:31:07.697 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 out
<auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='PLAIN'>AGJPYl9yb29tX21lc3NhZ2Vfc2VuZGluZ19lcnJvcnNfMzExNABtYWtyb2xpa2E=</auth>



*** User 2024-04-23 07:31:07.700 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<success xmlns='urn:ietf:params:xml:ns:xmpp-sasl'/>



*** User 2024-04-23 07:31:07.700 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 out
<stream:stream to='domain.example.com' version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>

*** User 2024-04-23 07:31:07.701 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='3e7f1b714409103c' from='domain.example.com' version='1.0' xml:lang='en' to='bob_room_message_sending_errors_3114@domain.example.com'>

*** User 2024-04-23 07:31:07.702 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<stream:features>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'/>
	<register xmlns='http://jabber.org/features/iq-register'/>
	<amp xmlns='http://jabber.org/feature/amp'/>
	<sm xmlns='urn:xmpp:sm:3'/>
</stream:features>



*** User 2024-04-23 07:31:07.702 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 out
<iq type='set' id='09ebf063490a87a2d386490fec1e2471'>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'>
		<resource>res1</resource>
	</bind>
</iq>



*** User 2024-04-23 07:31:07.703 ***🔗
bOb_room_message_sending_errors_3114@domain.example.com/res1 in
<iq id='09ebf063490a87a2d386490fec1e2471' type='result'>
	<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'>
		<jid>bob_room_message_sending_errors_3114@domain.example.com/res1</jid>
	</bind>
</iq>



*** User 2024-04-23 07:31:07.703 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 out
<iq type='set' id='efb29e6e2023a8e99001cbe67f4d6e9e'>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
</iq>



*** User 2024-04-23 07:31:07.704 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 in
<iq from='domain.example.com' to='bob_room_message_sending_errors_3114@domain.example.com/res1' id='efb29e6e2023a8e99001cbe67f4d6e9e' type='result'>
	<session xmlns='urn:ietf:params:xml:ns:xmpp-session'/>
</iq>



*** User 2024-04-23 07:31:07.705 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 out
<presence/>



*** User 2024-04-23 07:31:07.710 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 in
<presence from='bob_room_message_sending_errors_3114@domain.example.com/res1' to='bob_room_message_sending_errors_3114@domain.example.com/res1'/>



*** User 2024-04-23 07:31:07.795 ***🔗
REST request:
Code: 201
Req: {<0.10968.2>,<<"/api/rooms">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"cca175f5ea67f242">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"subject\":\"This room subject\",\"name\":\"new_room_name\"}">>}
Result: {{<<"201">>,<<"Created">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"27">>}],
         <<"{\"id\":\"1713-857467-779220\"}">>,156,21085}
Params: #{body =>
              <<"{\"subject\":\"This room subject\",\"name\":\"new_room_name\"}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,path => <<"/api/rooms">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.867 ***🔗
REST request fails:
Code: 400
Req: {<0.11114.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"308b4edd51817385">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"body\":{\"body\":\"Too nested\"}}">>}
Result: {{<<"400">>,<<"Bad Request">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"22">>}],
         <<"\"Invalid message body\"">>,155,64191}
Params: #{body => <<"{\"body\":{\"body\":\"Too nested\"}}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.879 ***🔗
REST request fails:
Code: 400
Req: {<0.11196.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"1e598a955d03ea4e">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"no_body\":\"This should be in body\"}">>}
Result: {{<<"400">>,<<"Bad Request">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"27">>}],
         <<"\"No valid message elements\"">>,160,1362}
Params: #{body => <<"{\"no_body\":\"This should be in body\"}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.887 ***🔗
REST request fails:
Code: 400
Req: {<0.11222.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"4653a5a923e1402b">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"markable\":true}">>}
Result: {{<<"400">>,<<"Bad Request">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"27">>}],
         <<"\"No valid message elements\"">>,160,1136}
Params: #{body => <<"{\"markable\":true}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.899 ***🔗
REST request fails:
Code: 400
Req: {<0.11256.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"27f6cbefdbc69459">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"chat_marker\":{\"type\":\"bad\",\"id\":\"some_id\"}}">>}
Result: {{<<"400">>,<<"Bad Request">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"21">>}],
         <<"\"Invalid chat marker\"">>,154,6917}
Params: #{body =>
              <<"{\"chat_marker\":{\"type\":\"bad\",\"id\":\"some_id\"}}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.907 ***🔗
REST request fails:
Code: 400
Req: {<0.11283.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"02cfded604c24864">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"This is not JSON object">>}
Result: {{<<"400">>,<<"Bad Request">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"22">>}],
         <<"\"Invalid request body\"">>,155,1678}
Params: #{body => <<"This is not JSON object">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.967 ***🔗
REST request fails:
Code: 403
Req: {<0.11307.2>,<<"/api/rooms/1713-857467-779220/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"faf09a325a18e364">>},
       {<<"authorization">>,
        <<"Basic Ym9iX3Jvb21fbWVzc2FnZV9zZW5kaW5nX2Vycm9yc18zMTE0QGRvbWFpbi5leGFtcGxlLmNvbTptYWtyb2xpa2E=">>}],
      <<"{\"body\":\"Hi\"}">>}
Result: {{<<"403">>,<<"Forbidden">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"38">>}],
         <<"\"Given user does not occupy this room\"">>,169,54593}
Params: #{body => <<"{\"body\":\"Hi\"}">>,
          creds =>
              {<<"bob_room_message_sending_errors_3114@domain.example.com">>,
               <<"makrolika">>},
          method => <<"POST">>,
          path => <<"/api/rooms/1713-857467-779220/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.978 ***🔗
REST request fails:
Code: 404
Req: {<0.11327.2>,<<"/api/rooms/badroom/messages">>,<<"POST">>,
      [{<<"Content-Type">>,<<"application/json">>},
       {<<"Request-Id">>,<<"d6537100534b44ad">>},
       {<<"authorization">>,
        <<"Basic YWxpY2Vfcm9vbV9tZXNzYWdlX3NlbmRpbmdfZXJyb3JzXzMxMTRAZG9tYWluLmV4YW1wbGUuY29tOm1hdHlncnlzYQ==">>}],
      <<"{\"body\":\"Hi\"}">>}
Result: {{<<"404">>,<<"Not Found">>},
         [{<<"server">>,<<"Cowboy">>},
          {<<"date">>,<<"Tue, 23 Apr 2024 07:31:07 GMT">>},
          {<<"content-type">>,<<"application/json">>},
          {<<"content-length">>,<<"16">>}],
         <<"\"Room not found\"">>,147,6252}
Params: #{body => <<"{\"body\":\"Hi\"}">>,
          creds =>
              {<<"alice_room_message_sending_errors_3114@domain.example.com">>,
               <<"matygrysa">>},
          method => <<"POST">>,path => <<"/api/rooms/badroom/messages">>,
          return_headers => true,role => client,
          server => #{node => mongooseim@localhost}}


*** User 2024-04-23 07:31:07.978 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 out
</stream:stream>

*** User 2024-04-23 07:31:07.978 ***🔗
bob_room_message_sending_errors_3114@domain.example.com/res1 in
</stream:stream>

*** User 2024-04-23 07:31:07.978 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 out
</stream:stream>

*** User 2024-04-23 07:31:07.978 ***🔗
alice_room_message_sending_errors_3114@domain.example.com/res1 in
</stream:stream>
*** CT 2024-04-23 07:31:07.982 *** View log from node mongooseim@localhost when finished🔗 mongooseim@localhost_2637.html



=== Ended at 2024-04-23 07:31:07
=== successfully completed test case
=== === Returned value: ok