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diff --git a/agents/docker/fence_docker.py b/agents/docker/fence_docker.py
index 8042515a..5ba4d0e7 100644
--- a/agents/docker/fence_docker.py
+++ b/agents/docker/fence_docker.py
@@ -1,161 +1,186 @@
#!@PYTHON@ -tt
import atexit
import sys
import io
import logging
import pycurl
import json
sys.path.append("@FENCEAGENTSLIBDIR@")
from fencing import fail_usage, all_opt, fence_action, atexit_handler, check_input, process_input, show_docs, run_delay
def get_power_status(conn, options):
del conn
status = send_cmd(options, "containers/%s/json" % options["--plug"])
if status is None:
return None
return "on" if status["State"]["Running"] else "off"
def set_power_status(conn, options):
del conn
if options["--action"] == "on":
send_cmd(options, "containers/%s/start" % options["--plug"], True)
else:
send_cmd(options, "containers/%s/kill" % options["--plug"], True)
return
def reboot_cycle(conn, options):
del conn
send_cmd(options, "containers/%s/restart" % options["--plug"], True)
return get_power_status(conn, options)
def get_list(conn, options):
del conn
output = send_cmd(options, "containers/json?all=1")
containers = {}
for container in output:
containers[container["Id"]] = ({True:container["Names"][0][1:], False: container["Names"][0]}[container["Names"][0][0:1] == '/'], {True:"off", False: "on"}[container["Status"][:4].lower() == "exit"])
return containers
def send_cmd(options, cmd, post = False):
url = "http%s://%s:%s/v%s/%s" % ("s" if "--ssl-secure" in options or "--ssl-insecure" in options else "", options["--ip"], options["--ipport"], options["--api-version"], cmd)
conn = pycurl.Curl()
output_buffer = io.BytesIO()
if logging.getLogger().getEffectiveLevel() < logging.WARNING:
conn.setopt(pycurl.VERBOSE, True)
+ if "--unix-socket" in options:
+ conn.setopt(pycurl.UNIX_SOCKET_PATH, options["--unix-socket"])
conn.setopt(pycurl.HTTPGET, 1)
conn.setopt(pycurl.URL, url.encode("ascii"))
if post:
conn.setopt(pycurl.POST, 1)
conn.setopt(pycurl.POSTFIELDSIZE, 0)
conn.setopt(pycurl.WRITEFUNCTION, output_buffer.write)
conn.setopt(pycurl.TIMEOUT, int(options["--shell-timeout"]))
if "--ssl-secure" in options:
if not (set(("--tlscert", "--tlskey", "--tlscacert")) <= set(options)):
fail_usage("Failed. If --ssl option is used, You have to also \
specify: --tlscert, --tlskey and --tlscacert")
conn.setopt(pycurl.SSL_VERIFYPEER, 1)
conn.setopt(pycurl.SSLCERT, options["--tlscert"])
conn.setopt(pycurl.SSLKEY, options["--tlskey"])
conn.setopt(pycurl.CAINFO, options["--tlscacert"])
elif "--ssl-insecure" in options:
conn.setopt(pycurl.SSL_VERIFYPEER, 0)
conn.setopt(pycurl.SSL_VERIFYHOST, 0)
logging.debug("URL: " + url)
try:
conn.perform()
result = output_buffer.getvalue().decode()
return_code = conn.getinfo(pycurl.RESPONSE_CODE)
logging.debug("RESULT [" + str(return_code) + \
"]: " + result)
conn.close()
if return_code == 200:
return json.loads(result)
except pycurl.error:
logging.error("Connection failed")
except:
if result is not None:
logging.error(result)
logging.error("Cannot parse json")
return None
def main():
atexit.register(atexit_handler)
all_opt["tlscert"] = {
"getopt" : ":",
"longopt" : "tlscert",
"help" : "--tlscert "
"Path to client certificate for TLS authentication",
"required" : "0",
"shortdesc" : "Path to client certificate (PEM format) \
for TLS authentication. Required if --ssl option is used.",
"order": 2
}
all_opt["tlskey"] = {
"getopt" : ":",
"longopt" : "tlskey",
"help" : "--tlskey "
"Path to client key for TLS authentication",
"required" : "0",
"shortdesc" : "Path to client key (PEM format) for TLS \
authentication. Required if --ssl option is used.",
"order": 2
}
all_opt["tlscacert"] = {
"getopt" : ":",
"longopt" : "tlscacert",
"help" : "--tlscacert "
"Path to CA certificate for TLS authentication",
"required" : "0",
"shortdesc" : "Path to CA certificate (PEM format) for \
TLS authentication. Required if --ssl option is used.",
"order": 2
}
all_opt["api_version"] = {
"getopt" : ":",
"longopt" : "api-version",
"help" : "--api-version "
"Version of Docker Remote API (default: 1.11)",
"required" : "0",
"order" : 2,
"default" : "1.11",
}
- device_opt = ["ipaddr", "no_password", "no_login", "port", "method", "web", "tlscert", "tlskey", "tlscacert", "ssl", "api_version"]
+ all_opt["unix_socket"] = {
+ "getopt" : ":",
+ "longopt" : "unix-socket",
+ "help" : "--unix-socket "
+ "Path to Docker's unix socket. Use this with --disable-ssl.",
+ "required" : "0",
+ "order" : 2,
+ }
- all_opt["ssl"]["default"] = "1"
+ all_opt["disable_ssl"] = {
+ "getopt" : "",
+ "longopt" : "disable-ssl",
+ "help" : "--disable-ssl Don't use SSL connection",
+ "required" : "0",
+ "shortdesc" : "Don't use SSL",
+ "order": 2,
+ }
+ device_opt = ["ipaddr", "no_password", "no_login", "port", "method", "web",
+ "tlscert", "tlskey", "tlscacert", "ssl", "api_version", "unix_socket",
+ "disable_ssl"]
+ all_opt["ssl"]["default"] = "1"
options = check_input(device_opt, process_input(device_opt))
+ if "--disable-ssl" in options or options["--ssl"] == "0":
+ for k in ["--ssl", "--ssl-secure", "--ssl-insecure"]:
+ if k in options:
+ del options[k]
+
docs = { }
docs["shortdesc"] = "Fence agent for Docker"
docs["longdesc"] = "fence_docker is a Power Fencing agent which \
can be used with the Docker Engine containers. You can use this \
fence-agent without any authentication, or you can use TLS authentication \
(use --ssl option, more info about TLS authentication in docker: \
http://docs.docker.com/examples/https/)."
docs["vendorurl"] = "www.docker.io"
show_docs(options, docs)
run_delay(options)
result = fence_action(None, options, set_power_status, get_power_status, get_list, reboot_cycle)
sys.exit(result)
if __name__ == "__main__":
main()
diff --git a/tests/data/metadata/fence_docker.xml b/tests/data/metadata/fence_docker.xml
index f0cacd4d..670b7905 100644
--- a/tests/data/metadata/fence_docker.xml
+++ b/tests/data/metadata/fence_docker.xml
@@ -1,180 +1,190 @@
<?xml version="1.0" ?>
<resource-agent name="fence_docker" shortdesc="Fence agent for Docker" >
<longdesc>fence_docker is a Power Fencing agent which can be used with the Docker Engine containers. You can use this fence-agent without any authentication, or you can use TLS authentication (use --ssl option, more info about TLS authentication in docker: http://docs.docker.com/examples/https/).</longdesc>
<vendor-url>www.docker.io</vendor-url>
<parameters>
<parameter name="action" unique="0" required="1">
<getopt mixed="-o, --action=[action]" />
<content type="string" default="reboot" />
<shortdesc lang="en">Fencing action</shortdesc>
</parameter>
<parameter name="ip" unique="0" required="1" obsoletes="ipaddr">
<getopt mixed="-a, --ip=[ip]" />
<content type="string" />
<shortdesc lang="en">IP address or hostname of fencing device</shortdesc>
</parameter>
<parameter name="ipaddr" unique="0" required="1" deprecated="1">
<getopt mixed="-a, --ip=[ip]" />
<content type="string" />
<shortdesc lang="en">IP address or hostname of fencing device</shortdesc>
</parameter>
<parameter name="ipport" unique="0" required="0">
<getopt mixed="-u, --ipport=[port]" />
<content type="integer" default="443" />
<shortdesc lang="en">TCP/UDP port to use for connection with device</shortdesc>
</parameter>
<parameter name="method" unique="0" required="0">
<getopt mixed="-m, --method=[method]" />
<content type="select" default="onoff" >
<option value="onoff" />
<option value="cycle" />
</content>
<shortdesc lang="en">Method to fence</shortdesc>
</parameter>
<parameter name="plug" unique="0" required="1" obsoletes="port">
<getopt mixed="-n, --plug=[id]" />
<content type="string" />
<shortdesc lang="en">Physical plug number on device, UUID or identification of machine</shortdesc>
</parameter>
<parameter name="port" unique="0" required="1" deprecated="1">
<getopt mixed="-n, --plug=[id]" />
<content type="string" />
<shortdesc lang="en">Physical plug number on device, UUID or identification of machine</shortdesc>
</parameter>
<parameter name="ssl" unique="0" required="0">
<getopt mixed="-z, --ssl" />
<content type="boolean" default="1" />
<shortdesc lang="en">Use SSL connection with verifying certificate</shortdesc>
</parameter>
<parameter name="ssl_insecure" unique="0" required="0">
<getopt mixed="--ssl-insecure" />
<content type="boolean" />
<shortdesc lang="en">Use SSL connection without verifying certificate</shortdesc>
</parameter>
<parameter name="ssl_secure" unique="0" required="0">
<getopt mixed="--ssl-secure" />
<content type="boolean" />
<shortdesc lang="en">Use SSL connection with verifying certificate</shortdesc>
</parameter>
<parameter name="api_version" unique="0" required="0">
<getopt mixed="--api-version" />
<content type="string" default="1.11" />
<shortdesc lang="en">Version of Docker Remote API (default: 1.11)</shortdesc>
</parameter>
+ <parameter name="disable_ssl" unique="0" required="0">
+ <getopt mixed="--disable-ssl" />
+ <content type="boolean" />
+ <shortdesc lang="en">Don't use SSL</shortdesc>
+ </parameter>
<parameter name="tlscacert" unique="0" required="0">
<getopt mixed="--tlscacert" />
<content type="string" />
<shortdesc lang="en">Path to CA certificate (PEM format) for TLS authentication. Required if --ssl option is used.</shortdesc>
</parameter>
<parameter name="tlscert" unique="0" required="0">
<getopt mixed="--tlscert" />
<content type="string" />
<shortdesc lang="en">Path to client certificate (PEM format) for TLS authentication. Required if --ssl option is used.</shortdesc>
</parameter>
<parameter name="tlskey" unique="0" required="0">
<getopt mixed="--tlskey" />
<content type="string" />
<shortdesc lang="en">Path to client key (PEM format) for TLS authentication. Required if --ssl option is used.</shortdesc>
</parameter>
+ <parameter name="unix_socket" unique="0" required="0">
+ <getopt mixed="--unix-socket" />
+ <content type="string" />
+ <shortdesc lang="en">Path to Docker's unix socket. Use this with --disable-ssl.</shortdesc>
+ </parameter>
<parameter name="quiet" unique="0" required="0">
<getopt mixed="-q, --quiet" />
<content type="boolean" />
<shortdesc lang="en">Disable logging to stderr. Does not affect --verbose or --debug-file or logging to syslog.</shortdesc>
</parameter>
<parameter name="verbose" unique="0" required="0">
<getopt mixed="-v, --verbose" />
<content type="boolean" />
<shortdesc lang="en">Verbose mode. Multiple -v flags can be stacked on the command line (e.g., -vvv) to increase verbosity.</shortdesc>
</parameter>
<parameter name="verbose_level" unique="0" required="0">
<getopt mixed="--verbose-level" />
<content type="integer" />
<shortdesc lang="en">Level of debugging detail in output. Defaults to the number of --verbose flags specified on the command line, or to 1 if verbose=1 in a stonith device configuration (i.e., on stdin).</shortdesc>
</parameter>
<parameter name="debug" unique="0" required="0" deprecated="1">
<getopt mixed="-D, --debug-file=[debugfile]" />
<content type="string" />
<shortdesc lang="en">Write debug information to given file</shortdesc>
</parameter>
<parameter name="debug_file" unique="0" required="0" obsoletes="debug">
<getopt mixed="-D, --debug-file=[debugfile]" />
<shortdesc lang="en">Write debug information to given file</shortdesc>
</parameter>
<parameter name="version" unique="0" required="0">
<getopt mixed="-V, --version" />
<content type="boolean" />
<shortdesc lang="en">Display version information and exit</shortdesc>
</parameter>
<parameter name="help" unique="0" required="0">
<getopt mixed="-h, --help" />
<content type="boolean" />
<shortdesc lang="en">Display help and exit</shortdesc>
</parameter>
<parameter name="plug_separator" unique="0" required="0">
<getopt mixed="--plug-separator=[char]" />
<content type="string" default="," />
<shortdesc lang="en">Separator for plug parameter when specifying more than 1 plug</shortdesc>
</parameter>
<parameter name="separator" unique="0" required="0">
<getopt mixed="-C, --separator=[char]" />
<content type="string" default="," />
<shortdesc lang="en">Separator for CSV created by 'list' operation</shortdesc>
</parameter>
<parameter name="delay" unique="0" required="0">
<getopt mixed="--delay=[seconds]" />
<content type="second" default="0" />
<shortdesc lang="en">Wait X seconds before fencing is started</shortdesc>
</parameter>
<parameter name="disable_timeout" unique="0" required="0">
<getopt mixed="--disable-timeout=[true/false]" />
<content type="string" />
<shortdesc lang="en">Disable timeout (true/false) (default: true when run from Pacemaker 2.0+)</shortdesc>
</parameter>
<parameter name="login_timeout" unique="0" required="0">
<getopt mixed="--login-timeout=[seconds]" />
<content type="second" default="5" />
<shortdesc lang="en">Wait X seconds for cmd prompt after login</shortdesc>
</parameter>
<parameter name="power_timeout" unique="0" required="0">
<getopt mixed="--power-timeout=[seconds]" />
<content type="second" default="20" />
<shortdesc lang="en">Test X seconds for status change after ON/OFF</shortdesc>
</parameter>
<parameter name="power_wait" unique="0" required="0">
<getopt mixed="--power-wait=[seconds]" />
<content type="second" default="0" />
<shortdesc lang="en">Wait X seconds after issuing ON/OFF</shortdesc>
</parameter>
<parameter name="shell_timeout" unique="0" required="0">
<getopt mixed="--shell-timeout=[seconds]" />
<content type="second" default="3" />
<shortdesc lang="en">Wait X seconds for cmd prompt after issuing command</shortdesc>
</parameter>
<parameter name="stonith_status_sleep" unique="0" required="0">
<getopt mixed="--stonith-status-sleep=[seconds]" />
<content type="second" default="1" />
<shortdesc lang="en">Sleep X seconds between status calls during a STONITH action</shortdesc>
</parameter>
<parameter name="retry_on" unique="0" required="0">
<getopt mixed="--retry-on=[attempts]" />
<content type="integer" default="1" />
<shortdesc lang="en">Count of attempts to retry power on</shortdesc>
</parameter>
<parameter name="gnutlscli_path" unique="0" required="0">
<getopt mixed="--gnutlscli-path=[path]" />
<shortdesc lang="en">Path to gnutls-cli binary</shortdesc>
</parameter>
</parameters>
<actions>
<action name="on" automatic="0"/>
<action name="off" />
<action name="reboot" />
<action name="status" />
<action name="list" />
<action name="list-status" />
<action name="monitor" />
<action name="metadata" />
<action name="manpage" />
<action name="validate-all" />
</actions>
</resource-agent>

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