import socket
import threading
import logging
+import re
from nepi.util.constants import ApplicationStatus as AS
if self.node.slicename is None:
raise AssertionError, "Misconfigured application: unspecified slice"
+ def check_bad_host(self, out, err):
+ """
+ Called whenever an operation fails, it's given the output to be checked for
+ telltale signs of unhealthy hosts.
+ """
+ return False
+
def remote_trace_path(self, whichtrace):
if whichtrace in self.TRACES:
tracefile = os.path.join(self.home_path, whichtrace)
os.path.join(self._master.home_path, 'build.tar.gz'),)
)
+ sshopts = "-o ConnectTimeout=30 -o ConnectionAttempts=3 -o ServerAliveInterval=30 -o TCPKeepAlive=yes"
+
launch_agent = "{ ( echo -e '#!/bin/sh\\ncat' > .ssh-askpass ) && chmod u+x .ssh-askpass"\
" && export SSH_ASKPASS=$(pwd)/.ssh-askpass "\
" && ssh-agent > .ssh-agent.sh ; } && . ./.ssh-agent.sh && ( echo $NEPI_MASTER_PASSPHRASE | ssh-add %(prk)s ) && rm -rf %(prk)s %(puk)s" % \
kill_agent = "kill $SSH_AGENT_PID"
- waitmaster = "{ . ./.ssh-agent.sh ; while [[ $(ssh -q -o UserKnownHostsFile=%(hostkey)s %(master)s cat %(token_path)s) != %(token)s ]] ; do sleep 5 ; done ; }" % {
+ waitmaster = (
+ "{ . ./.ssh-agent.sh ; "
+ "while [[ $(ssh -q -o UserKnownHostsFile=%(hostkey)s %(sshopts)s %(master)s cat %(token_path)s.retcode || /bin/true) != %(token)s ]] ; do sleep 5 ; done ; "
+ "if [[ $(ssh -q -o UserKnownHostsFile=%(hostkey)s %(sshopts)s %(master)s cat %(token_path)s || /bin/true) != %(token)s ]] ; then echo BAD TOKEN ; exit 1 ; fi ; "
+ "}"
+ ) % {
'hostkey' : 'master_known_hosts',
'master' : "%s@%s" % (self._master.node.slicename, self._master.node.hostname),
'token_path' : os.path.join(self._master.home_path, 'build.token'),
'token' : server.shell_escape(self._master._master_token),
+ 'sshopts' : sshopts,
}
- syncfiles = "scp -p -o UserKnownHostsFile=%(hostkey)s %(files)s ." % {
+ syncfiles = "scp -p -o UserKnownHostsFile=%(hostkey)s %(sshopts)s %(files)s ." % {
'hostkey' : 'master_known_hosts',
'files' : ' '.join(files),
+ 'sshopts' : sshopts,
}
if self.build:
syncfiles += " && tar xzf build.tar.gz"
syncfiles += " && ( echo %s > build.token )" % (server.shell_escape(self._master_token),)
+ syncfiles += " && ( echo %s > build.token.retcode )" % (server.shell_escape(self._master_token),)
syncfiles = "{ . ./.ssh-agent.sh ; %s ; }" % (syncfiles,)
cleanup = "{ . ./.ssh-agent.sh ; kill $SSH_AGENT_PID ; rm -rf %(prk)s %(puk)s master_known_hosts .ssh-askpass ; }" % {
'puk' : server.shell_escape(self._master_puk_name),
}
- slavescript = "( ( %(launch_agent)s && %(waitmaster)s && %(syncfiles)s && %(kill_agent)s && %(cleanup)s ) || %(cleanup)s )" % {
+ slavescript = "( ( %(launch_agent)s && %(waitmaster)s && %(syncfiles)s && %(kill_agent)s && %(cleanup)s ) || %(cleanup)s ) ; echo %(token)s > build.token.retcode" % {
'waitmaster' : waitmaster,
'syncfiles' : syncfiles,
'cleanup' : cleanup,
'kill_agent' : kill_agent,
'launch_agent' : launch_agent,
'home' : server.shell_escape(self.home_path),
+ 'token' : server.shell_escape(self._master_token),
}
return cStringIO.StringIO(slavescript)
)
if proc.wait():
+ if self.check_bad_host(out, err):
+ self.node.blacklist()
raise RuntimeError, "Failed to set up build slave %s: %s %s" % (self.home_path, out,err,)
break
else:
if first:
- self._logger.info("Waiting for %s to finish building %s", self,
+ self._logger.info("Waiting for %s to finish building at %s %s", self, self.node.hostname,
"(build slave)" if self._master is not None else "(build master)")
first = False
time.sleep(delay*(0.5+random.random()))
delay = min(30,delay*1.2)
+ bustspin = 0
# check build token
slave_token = ""
proc.wait()
+ if self.check_bad_host(buildlog, err):
+ self.node.blacklist()
+
raise RuntimeError, "Failed to set up application %s: "\
"build failed, got wrong token from pid %s/%s "\
- "(expected %r, got %r), see buildlog: %s" % (
- self.home_path, pid, ppid, self._master_token, slave_token, buildlog)
+ "(expected %r, got %r), see buildlog at %s:\n%s" % (
+ self.home_path, pid, ppid, self._master_token, slave_token, self.node.hostname, buildlog)
- self._logger.info("Built %s", self)
+ self._logger.info("Built %s at %s", self, self.node.hostname)
def _do_kill_build(self):
pid = self._build_pid
buildscript = cStringIO.StringIO()
+ buildscript.write("(\n")
+
if self.buildDepends:
# Install build dependencies
buildscript.write(
buildscript.write("tar czf build.tar.gz build\n")
# Write token
- buildscript.write("echo %(master_token)s > build.token" % {
+ buildscript.write("echo %(master_token)s > build.token ) ; echo %(master_token)s > build.token.retcode" % {
'master_token' : server.shell_escape(self._master_token)
})
},
)
except RuntimeError, e:
+ if self.check_bad_host(e.args[0], e.args[1]):
+ self.node.blacklist()
raise RuntimeError, "Failed install build sources: %s %s" % (e.args[0], e.args[1],)
def set_master(self, master):
)
if proc.wait():
+ if self.check_bad_host(out, err):
+ self.node.blacklist()
raise RuntimeError, "Failed to set up application: %s %s" % (out,err,)
self._started = True
return
install = property(_install_get, _install_set)
-
+ def check_bad_host(self, out, err):
+ badre = re.compile(r'(?:'
+ r'The GPG keys listed for the ".*" repository are already installed but they are not correct for this package'
+ r'|Error: Cannot retrieve repository metadata (repomd.xml) for repository: .*[.] Please verify its path and try again'
+ r'|Error: disk I/O error'
+ r')',
+ re.I)
+ return badre.search(out) or badre.search(err)
git://git.onelab.eu / nepi.git / blobdiff