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diff --git a/doc/troubleshooting/where-to-look.md b/doc/troubleshooting/where-to-look.md new file mode 100644 index 00000000..fbd95931 --- /dev/null +++ b/doc/troubleshooting/where-to-look.md @@ -0,0 +1,249 @@ +@title = 'Where to look for errors' +@nav_title = 'Where to look' +@toc = true + + +General +======= + +* Please increase verbosity when debugging / filing issues in our issue tracker. You can do this with adding i.e. `-v 5` after the `leap` cmd, i.e. `leap -v 2 deploy`. + +Webapp +====== + +Places to look for errors +------------------------- + +* `/var/log/apache2/error.log` +* `/srv/leap/webapp/log/production.log` +* `/var/log/syslog` (watch out for stunnel issues) +* `/var/log/leap/*` + +Is haproxy ok ? +--------------- + + + curl -s -X GET "http://127.0.0.1:4096" + +Is couchdb accessible through stunnel ? +--------------------------------------- + +* Depending on how many couch nodes you have, increase the port for every test + (see /etc/haproxy/haproxy.cfg for the server/port mapping): + + + curl -s -X GET "http://127.0.0.1:4000" + curl -s -X GET "http://127.0.0.1:4001" + ... + + +Check couchdb acl as admin +-------------------------- + + mkdir /etc/couchdb + cat /srv/leap/webapp/config/couchdb.yml.admin # see username and password + echo "machine 127.0.0.1 login admin password <PASSWORD>" > /etc/couchdb/couchdb-admin.netrc + chmod 600 /etc/couchdb/couchdb-admin.netrc + + curl -s --netrc-file /etc/couchdb/couchdb-admin.netrc -X GET "http://127.0.0.1:4096" + curl -s --netrc-file /etc/couchdb/couchdb-admin.netrc -X GET "http://127.0.0.1:4096/_all_dbs" + +Check couchdb acl as unpriviledged user +--------------------------------------- + + cat /srv/leap/webapp/config/couchdb.yml # see username and password + echo "machine 127.0.0.1 login webapp password <PASSWORD>" > /etc/couchdb/couchdb-webapp.netrc + chmod 600 /etc/couchdb/couchdb-webapp.netrc + + curl -s --netrc-file /etc/couchdb/couchdb-webapp.netrc -X GET "http://127.0.0.1:4096" + curl -s --netrc-file /etc/couchdb/couchdb-webapp.netrc -X GET "http://127.0.0.1:4096/_all_dbs" + + +Check client config files +------------------------- + + https://example.net/provider.json + https://example.net/1/config/smtp-service.json + https://example.net/1/config/soledad-service.json + https://example.net/1/config/eip-service.json + + +Soledad +======= + + /var/log/soledad.log + + +Couchdb +======= + +Places to look for errors +------------------------- + +* `/opt/bigcouch/var/log/bigcouch.log` +* `/var/log/syslog` (watch out for stunnel issues) + + + +Bigcouch membership +------------------- + +* All nodes configured for the provider should appear here: + +<pre> + curl -s --netrc-file /etc/couchdb/couchdb.netrc -X GET 'http://127.0.0.1:5986/nodes/_all_docs' +</pre> + +* All configured nodes should show up under "cluster_nodes", and the ones online and communicating with each other should appear under "all_nodes". This example output shows the configured cluster nodes `couch1.bitmask.net` and `couch2.bitmask.net`, but `couch2.bitmask.net` is currently not accessible from `couch1.bitmask.net` + + +<pre> + curl -s --netrc-file /etc/couchdb/couchdb.netrc 'http://127.0.0.1:5984/_membership' + {"all_nodes":["bigcouch@couch1.bitmask.net"],"cluster_nodes":["bigcouch@couch1.bitmask.net","bigcouch@couch2.bitmask.net"]} +</pre> + +* Sometimes a `/etc/init.d/bigcouch restart` on all nodes is needed, to register new nodes + +Databases +--------- + +* Following output shows all neccessary DBs that should be present. Note that the `user-0123456....` DBs are the data stores for a particular user. + +<pre> + curl -s --netrc-file /etc/couchdb/couchdb.netrc -X GET 'http://127.0.0.1:5984/_all_dbs' + ["customers","identities","sessions","shared","tickets","tokens","user-0","user-9d34680b01074c75c2ec58c7321f540c","user-9d34680b01074c75c2ec58c7325fb7ff","users"] +</pre> + + + + +Design Documents +---------------- + +* Is User `_design doc` available ? + + +<pre> + curl -s --netrc-file /etc/couchdb/couchdb.netrc -X GET "http://127.0.0.1:5984/users/_design/User" +</pre> + +Is couchdb cluster backend accessible through stunnel ? +------------------------------------------------------- + +* Find out how many connections are set up for the couchdb cluster backend: + +<pre> + grep "accept = 127.0.0.1" /etc/stunnel/* +</pre> + + +* Now connect to all of those local endpoints to see if they up. All these tests should return "localhost [127.0.0.1] 4000 (?) open" + +<pre> + nc -v 127.0.0.1 4000 + nc -v 127.0.0.1 4001 + ... +</pre> + + +MX +== + +Places to look for errors +------------------------- + +* `/var/log/mail.log` +* `/var/log/leap_mx.log` +* `/var/log/syslog` (watch out for stunnel issues) + +Is couchdb accessible through stunnel ? +--------------------------------------- + +* Depending on how many couch nodes you have, increase the port for every test + (see /etc/haproxy/haproxy.cfg for the server/port mapping): + + + curl -s -X GET "http://127.0.0.1:4000" + curl -s -X GET "http://127.0.0.1:4001" + ... + +Query leap-mx +------------- + +* for useraccount + + +<pre> + postmap -v -q "joe@dev.bitmask.net" tcp:localhost:2244 + ... + postmap: dict_tcp_lookup: send: get jow@dev.bitmask.net + postmap: dict_tcp_lookup: recv: 200 + ... +</pre> + +* for mailalias + + +<pre> + postmap -v -q "joe@dev.bitmask.net" tcp:localhost:4242 + ... + postmap: dict_tcp_lookup: send: get joe@dev.bitmask.net + postmap: dict_tcp_lookup: recv: 200 f01bc1c70de7d7d80bc1ad77d987e73a + postmap: dict_tcp_lookup: found: f01bc1c70de7d7d80bc1ad77d987e73a + f01bc1c70de7d7d80bc1ad77d987e73a + ... +</pre> + + +Check couchdb acl as unpriviledged user +--------------------------------------- + + + + cat /etc/leap/mx.conf # see username and password + echo "machine 127.0.0.1 login leap_mx password <PASSWORD>" > /etc/couchdb/couchdb-leap_mx.netrc + chmod 600 /etc/couchdb/couchdb-leap_mx.netrc + + curl -s --netrc-file /etc/couchdb/couchdb-leap_mx.netrc -X GET "http://127.0.0.1:4096/_all_dbs" # pick one "user-<hash>" db + curl -s --netrc-file /etc/couchdb/couchdb-leap_mx.netrc -X GET "http://127.0.0.1:4096/user-de9c77a3d7efbc779c6c20da88e8fb9c" + + +* you may check multiple times, cause 127.0.0.1:4096 is haproxy load-balancing the different couchdb nodes + + +Mailspool +--------- + +* Any file in the leap_mx mailspool longer for a few seconds ? + + + +<pre> + ls -la /var/mail/vmail/Maildir/cur/ +</pre> + +* Any mails in postfix mailspool longer than a few seconds ? + +<pre> + mailq +</pre> + + + +Testing mail delivery +--------------------- + + swaks -f alice@example.org -t bob@example.net -s mx1.example.net --port 25 + swaks -f varac@cdev.bitmask.net -t varac@cdev.bitmask.net -s chipmonk.cdev.bitmask.net --port 465 --tlsc + swaks -f alice@example.org -t bob@example.net -s mx1.example.net --port 587 --tls + + +VPN +=== + +Places to look for errors +------------------------- + +* `/var/log/syslog` (watch out for openvpn issues) + + |