> De: "PRAVEEN UPPALAPATI" <[email protected]>
> À: "Cyril Bonté" <[email protected]>
> Cc: [email protected]
> Envoyé: Mercredi 19 Décembre 2018 18:10:50
> Objet: RE: Http HealthCheck Issue
> 
> The pointed mistake was GET which I updated and tried. I'm not sure
> if there was something else pointed.

Then please read again the answers, talking about the missing Host header in 
your forged request.

> 
> Thanks,
> Praveen.
> 
> -----Original Message-----
> From: Cyril Bonté [mailto:[email protected]]
> Sent: Wednesday, December 19, 2018 9:28 AM
> To: UPPALAPATI, PRAVEEN <[email protected]>
> Cc: [email protected]
> Subject: Re: Http HealthCheck Issue
> 
> please, please, PLEASE ! Read the answers before telling again it's
> not working.
> Several users already told you where you made a mistake.
> 
> 
> ----- Mail original -----
> > De: "PRAVEEN UPPALAPATI" <[email protected]>
> > À: "Jarno Huuskonen" <[email protected]>
> > Cc: [email protected], "THANIGAIVEL SIVANANDHAM"
> > <[email protected]>
> > Envoyé: Mercredi 19 Décembre 2018 15:55:34
> > Objet: RE: Http HealthCheck Issue
> > 
> > Hi Jarno,
> > 
> > Even after updating to GET it is still failing:
> > 
> > [Dec 19 06:12:41]  Health check for server
> > bk_8093_read/primary8093r
> > failed, reason: Layer7 timeout, check duration: 2001ms, status: 0/2
> > DOWN.
> > [Dec 19 06:12:44]  Health check for server
> > bk_8093_read/primary8093r
> > failed, reason: Layer7 wrong status, code: 400, info: "No Host",
> > check duration: 769ms, status: 0/2 DOWN.
> > [Dec 19 06:49:30]  Health check for server bk_8089/primary8089
> > succeeded, reason: Layer4 check passed, check duration: 0ms,
> > status:
> > 3/3 UP.
> > [Dec 19 06:49:31]  Health check for server
> > bk_5100_read/primary5100r
> > failed, reason: Layer7 wrong status, code: 400, info: "No Host",
> > check duration: 379ms, status: 0/2 DOWN.
> > [Dec 19 06:49:31]  Health check for backup server
> > bk_5100_read/backUp05100r failed, reason: Layer7 wrong status,
> > code:
> > 400, info: "No Host", check duration: 105ms, status: 0/2 DOWN.
> > [Dec 19 06:51:32]  Health check for server bk_8089/primary8089
> > succeeded, reason: Layer4 check passed, check duration: 0ms,
> > status:
> > 3/3 UP.
> > [Dec 19 06:51:32]  Health check for server
> > bk_8093_read/primary8093r
> > failed, reason: Layer7 wrong status, code: 400, info: "No Host",
> > check duration: 124ms, status: 0/2 DOWN.
> > [Dec 19 06:51:33]  Health check for backup server
> > bk_8093_read/backUp08093r failed, reason: Layer7 wrong status,
> > code:
> > 400, info: "No Host", check duration: 1ms, status: 0/2 DOWN.
> > [Dec 19 06:51:33]  Health check for backup server
> > bk_8093_read/backUp18093r failed, reason: Layer4 connection
> > problem,
> > info: "Connection refused", check duration: 63ms, status: 0/2 DOWN.
> > [Dec 19 06:51:33]  Health check for server
> > bk_8093_write/primary8093w
> > failed, reason: Layer7 invalid response, info: "<15><03><03>",
> > check
> > duration: 128ms, status: 0/2 DOWN.
> > [Dec 19 06:51:34]  Health check for server
> > bk_5100_read/primary5100r
> > failed, reason: Layer7 wrong status, code: 400, info: "No Host",
> > check duration: 269ms, status: 0/2 DOWN.
> > [Dec 19 06:51:34]  Health check for backup server
> > bk_5100_read/backUp05100r failed, reason: Layer7 wrong status,
> > code:
> > 400, info: "No Host", check duration: 20ms, status: 0/2 DOWN.
> > [haproxy@zld05596 etc]$
> > 
> > 
> > backend bk_8093_read
> >     balance    source
> >     http-response set-header X-Server %s
> >     option log-health-checks
> >     option httpchk GET
> >     /nexus/v1/repository/rawcentral/com.att.swm.attpublic/healthcheck.txt
> >     HTTP/1.1\r\nAuthorization:\ Basic\ <auth>
> >     server primary8093r <serv1>:8093 check verify none
> >     server backUp08093r <serv2>:8093 check backup verify none
> >     server backUp18093r <serv3>:8093 check backup verify none
> > 
> > also wanted to find out if the same option httpchk will work for
> > https?
> > 
> > frontend http-5100
> >     bind *:5100 ssl crt <cert>.pem
> >     option httplog
> >     capture request header Host len 24
> >     acl is_get  method GET
> >     use_backend bk_5100_read  if is_get
> > 
> > 
> > 
> > backend bk_5100_read
> >     balance    source
> >     http-response set-header X-Server %s
> >     option log-health-checks
> >     option httpchk GET /v1/_ping HTTP/1.1\r\nAuthorization:\ Basic\
> >     <auth>
> >     server primary5100r <serv1>:5100 ssl check verify none
> >     server backUp05100r <serv2>:5100 ssl check backup verify none
> > 
> > Thanks,
> > Praveen.
> > -----Original Message-----
> > From: Jarno Huuskonen [mailto:[email protected]]
> > Sent: Wednesday, December 19, 2018 1:05 AM
> > To: UPPALAPATI, PRAVEEN <[email protected]>
> > Cc: [email protected]; SIVANANDHAM, THANIGAIVEL <[email protected]>
> > Subject: Re: Http HealthCheck Issue
> > 
> > Hi,
> > 
> > On Tue, Dec 18, UPPALAPATI, PRAVEEN wrote:
> > > My backend config is:
> > > 
> > > backend bk_8093_read
> > >     balance    source
> > >     http-response set-header X-Server %s
> > >     option log-health-checks
> > >     option httpchk get
> > >     /nexus/v1/repository/rawcentral/com.att.swm.attpublic/healthcheck.txt
> > >     HTTP/1.1\r\nAuthorization:\ Basic\ <auth>
> > 
> > Change get to GET, at least apache, ngingx and tomcat expect GET
> > not
> > get.
> > Or test with for example netcat that your server1 accepts get.
> > 
> > Something like: nc server1.add.re.ss 8093
> > get
> > /nexus/v1/repository/rawcentral/com.att.swm.attpublic/healthcheck.txt
> > HTTP/1.1
> > Host: ...
> > Authorization: Basic ...
> > 
> > >     server primary8093r <server1>:8093 check verify none
> > >     server backUp08093r <server2>::8093 check backup verify none
> > >     server backUp18093r <server3>::8093 check backup verify none
> > > 
> > > Output of log:
> > > 
> > > [Dec 18 05:22:51]  Health check for server
> > > bk_8093_read/primary8093r failed, reason: Layer7 wrong status,
> > > code: 400, info: "No Host", check duration: 543ms, status: 0/2
> > > DOWN.
> > 
> > Like Jonathan said "No Host" is telling you what's wrong.
> > (HTTP/1.1 requests expect Host: header).
> > 
> > -Jarno
> > 
> > --
> > Jarno Huuskonen
> > 
> > 
> 

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