It has worked. Thanks alot :)
On Thu, Oct 6, 2016 at 11:49 PM, Donald Szeto <[email protected]> wrote: > Hi Amal, > > Could you try disabling IPv6 of your Java processes and see if it helps? > > export JAVA_OPTS=-Djava.net.preferIPv4Stack=true > pio eventserver --ip 0.0.0.0 > > Regards, > Donald > > > On Thursday, October 6, 2016, amal kumar <[email protected]> wrote: > >> Hi Gustavo, >> >> I have tried both curl and web browser from outside the server but no >> luck. >> >> Curl error: >> curl: (7) Failed to connect to <MYDNS/PUBLIC_IP> port 8000: Connection >> refused >> >> >> Thanks, >> Amal >> >> On Thu, Oct 6, 2016 at 5:44 PM, Gustavo Frederico < >> [email protected]> wrote: >> >>> Are you trying to hit the server using curl from outside the server? If >>> so, what happens? If the çurl requests don't work, it's a port mapping or >>> firewall issue. >>> >>> If curl works but the browser doesn't, you have to be careful with the >>> same-origin policy. The same-origin policy says that the requests have to >>> go to the same protocol, server domain and port of the page. You can get >>> around that using CORS, which is basically a set of extra headers added by >>> the server. You also need to be careful with the content type and CORS. >>> https://developer.mozilla.org/en-US/docs/Web/HTTP/Access_control_CORS >>> >>> Gustavo >>> >>> >>> On Thu, Oct 6, 2016 at 3:14 AM, amal kumar <[email protected]> >>> wrote: >>> >>>> Hi Tapo, >>>> >>>> I have added the above configuration to the iptables, but still no luck. >>>> >>>> sudo iptables -L -n: >>>> [image: Inline image 1] >>>> >>>> Also, >>>> $ sudo iptables -S >>>> -P INPUT ACCEPT >>>> -P FORWARD ACCEPT >>>> -P OUTPUT ACCEPT >>>> -A INPUT -p tcp -m tcp --dport 7070 -j ACCEPT >>>> -A INPUT -p tcp -m tcp --dport 8000 -j ACCEPT >>>> >>>> >>>> $ sudo ip6tables -S >>>> -P INPUT ACCEPT >>>> -P FORWARD ACCEPT >>>> -P OUTPUT ACCEPT >>>> >>>> >>>> $ netstat -nlp >>>> Proto Recv-Q Send-Q Local Address Foreign Address >>>> State PID/Program name >>>> tcp 0 0 0.0.0.0:22 0.0.0.0:* >>>> LISTEN - >>>> tcp 0 0 127.0.0.1:5432 0.0.0.0:* >>>> LISTEN - >>>> tcp6 0 0 :::36301 :::* >>>> LISTEN 31215/java >>>> tcp6 0 0 172.31.12.251:52787 :::* >>>> LISTEN 31215/java >>>> tcp6 0 0 :::22 :::* >>>> LISTEN - >>>> tcp6 0 0 :::7070 :::* >>>> LISTEN 30707/java >>>> tcp6 0 0 :::8000 :::* >>>> LISTEN 31215/java >>>> tcp6 0 0 :::41057 :::* >>>> LISTEN 31215/java >>>> tcp6 0 0 :::4040 :::* >>>> LISTEN 31215/java >>>> udp 0 0 0.0.0.0:68 0.0.0.0:* >>>> - >>>> udp 0 0 0.0.0.0:34499 0.0.0.0:* >>>> - >>>> udp6 0 0 :::42478 :::* >>>> - >>>> Active UNIX domain sockets (only servers) >>>> Proto RefCnt Flags Type State I-Node PID/Program >>>> name Path >>>> unix 2 [ ACC ] SEQPACKET LISTENING 7434 - >>>> /run/udev/control >>>> unix 2 [ ACC ] STREAM LISTENING 8718 - >>>> /var/run/dbus/system_bus_socket >>>> unix 2 [ ACC ] STREAM LISTENING 8978 - >>>> /var/run/acpid.socket >>>> unix 2 [ ACC ] STREAM LISTENING 457 - >>>> @/com/ubuntu/upstart >>>> unix 2 [ ACC ] STREAM LISTENING 8044 - >>>> /var/run/postgresql/.s.PGSQL.5432 >>>> >>>> >>>> >>>> Thanks, >>>> Amal Kumar >>>> >>>> On Wed, Oct 5, 2016 at 3:28 PM, Sunny <[email protected]> wrote: >>>> >>>>> Hello Amal, >>>>> >>>>> Try running following commands on your SSH terminal (on AWS linux), >>>>> sudo iptables -A INPUT -p tcp -m tcp --dport 7070 -j ACCEPT >>>>> sudo iptables -A INPUT -p tcp -m tcp --dport 8000 -j ACCEPT >>>>> >>>>> This should allow TCP input traffic to both the ports. >>>>> In case it doesn't work, send output of the following command, >>>>> sudo iptables -L -n >>>>> >>>>> -- Tapo >>>>> >>>>> On Wed, 5 Oct 2016 at 09:40 amal kumar <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi, >>>>>> >>>>>> As my understanding, i have updated the ec2 security group as below. >>>>>> Still not able to connect from web browser outside SSH >>>>>> >>>>>> Inbound: >>>>>> [image: Inline image 1] >>>>>> >>>>>> Outbound: >>>>>> [image: Inline image 2] >>>>>> >>>>>> >>>>>> iptables Status: >>>>>> >>>>>> $ sudo iptables -S >>>>>> -P INPUT ACCEPT >>>>>> -P FORWARD ACCEPT >>>>>> -P OUTPUT ACCEPT >>>>>> >>>>>> ip6tables Status: >>>>>> >>>>>> $ sudo ip6tables -S >>>>>> -P INPUT ACCEPT >>>>>> -P FORWARD ACCEPT >>>>>> -P OUTPUT ACCEPT >>>>>> >>>>>> >>>>>> >>>>>> $ netstat -nlp >>>>>> (Not all processes could be identified, non-owned process info >>>>>> will not be shown, you would have to be root to see it all.) >>>>>> Active Internet connections (only servers) >>>>>> Proto Recv-Q Send-Q Local Address Foreign Address >>>>>> State PID/Program name >>>>>> tcp 0 0 0.0.0.0:22 0.0.0.0:* >>>>>> LISTEN - >>>>>> tcp 0 0 127.0.0.1:5432 0.0.0.0:* >>>>>> LISTEN - >>>>>> tcp6 0 0 :::22 :::* >>>>>> LISTEN - >>>>>> tcp6 0 0 :::56568 :::* >>>>>> LISTEN 1848/java >>>>>> tcp6 0 0 :::7070 :::* >>>>>> LISTEN 1333/java >>>>>> tcp6 0 0 :::8000 :::* >>>>>> LISTEN 1848/java >>>>>> tcp6 0 0 :::40356 :::* >>>>>> LISTEN 1848/java >>>>>> tcp6 0 0 172.31.12.251:48166 :::* >>>>>> LISTEN 1848/java >>>>>> tcp6 0 0 :::4040 :::* >>>>>> LISTEN 1848/java >>>>>> udp 0 0 0.0.0.0:68 0.0.0.0:* >>>>>> - >>>>>> udp 0 0 0.0.0.0:55452 0.0.0.0:* >>>>>> - >>>>>> udp6 0 0 :::22478 :::* >>>>>> - >>>>>> Active UNIX domain sockets (only servers) >>>>>> Proto RefCnt Flags Type State I-Node >>>>>> PID/Program name Path >>>>>> unix 2 [ ACC ] STREAM LISTENING 8980 - >>>>>> /var/run/postgresql/.s.PGSQL.5432 >>>>>> unix 2 [ ACC ] STREAM LISTENING 7313 - >>>>>> @/com/ubuntu/upstart >>>>>> unix 2 [ ACC ] SEQPACKET LISTENING 7575 - >>>>>> /run/udev/control >>>>>> unix 2 [ ACC ] STREAM LISTENING 8941 - >>>>>> /var/run/acpid.socket >>>>>> unix 2 [ ACC ] STREAM LISTENING 7934 - >>>>>> /var/run/dbus/system_bus_socket >>>>>> >>>>>> >>>>>> >>>>>> Can you please suggest, which network setting is missing here? >>>>>> >>>>>> Thanks, >>>>>> Amal Kumar >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> On Tue, Oct 4, 2016 at 5:55 PM, Sunny <[email protected]> wrote: >>>>>> >>>>>>> Hello Amal, >>>>>>> >>>>>>> It seems that you need to tweak EC2 network settings to allow >>>>>>> incoming traffic to both the ports (7070 & 8000) to be able to access it >>>>>>> from outside the linux instance. >>>>>>> >>>>>>> -- Tapo >>>>>>> >>>>>>> On Tue, 4 Oct 2016 at 17:09 amal kumar <[email protected]> >>>>>>> wrote: >>>>>>> >>>>>>>> Hi Team, >>>>>>>> >>>>>>>> Hello, >>>>>>>> >>>>>>>> I have installed the PredictionIO on EC2, using the below reference >>>>>>>> http://predictionio.incubator.apache.org/install/install-linux/ >>>>>>>> >>>>>>>> Event server is started with command to serve the glolab traffic >>>>>>>> pio eventserver 0.0.0.0 & >>>>>>>> >>>>>>>> >>>>>>>> Also, I have deployed PredictionIO template i.e. >>>>>>>> http://predictionio.incubator.apache.org/templates/recommend >>>>>>>> ation/quickstart/ using the command to serve the global traffic >>>>>>>> i.e. >>>>>>>> pio deploy --ip 0.0.0.0 & >>>>>>>> >>>>>>>> >>>>>>>> Now, I am able to connect to Event Server (port : 7070) from SSH >>>>>>>> curl -i -X GET http://localhost:7070 >>>>>>>> >>>>>>>> HTTP/1.1 200 OK >>>>>>>> Server: spray-can/1.3.3 >>>>>>>> Date: Tue, 04 Oct 2016 11:31:44 GMT >>>>>>>> Content-Type: application/json; charset=UTF-8 >>>>>>>> Content-Length: 18 >>>>>>>> >>>>>>>> {"status":"alive"} >>>>>>>> >>>>>>>> >>>>>>>> Also, I am able to connect to Engine (port : 8000) from SSH: >>>>>>>> curl -k -H "Content-Type: application/json" -d '{ "user": "1", >>>>>>>> "num": 2 }' https://localhost:8000/queries.json >>>>>>>> {"itemScores":[{"item":"8","score":8.775522559547664},{"item >>>>>>>> ":"55","score":7.826485976992348} >>>>>>>> >>>>>>>> >>>>>>>> But, I am not able to access Event Server (port : 7070) or Engine >>>>>>>> (port : 8000) from Outside web brower. >>>>>>>> >>>>>>>> Error: >>>>>>>> Connection Refused >>>>>>>> >>>>>>>> >>>>>>>> Can you please help. >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> Thanks, >>>>>>>> Amal Kumar >>>>>>>> >>>>>>> >>>>>> >>>> >>> >>
