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[Cluster-devel] [PATCH 2/2] fence_amt: new fence agent for Intel AMT



New fence agent for Intel AMT.

---
 fence/agents/amt/fence_amt.py | 120 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100755 fence/agents/amt/fence_amt.py

diff --git a/fence/agents/amt/fence_amt.py b/fence/agents/amt/fence_amt.py
new file mode 100755
index 0000000..8fe2dbc
--- /dev/null
+++ b/fence/agents/amt/fence_amt.py
@@ -0,0 +1,120 @@
+#!/usr/bin/python
+
+import sys, subprocess, re
+from pipes import quote
+sys.path.append("@FENCEAGENTSLIBDIR@")
+from fencing import *
+
+#BEGIN_VERSION_GENERATION
+RELEASE_VERSION="Fence agent for Intel AMT"
+REDHAT_COPYRIGHT=""
+BUILD_DATE=""
+#END_VERSION_GENERATION
+
+def get_power_status(_, options):
+
+    cmd = create_command(options, "status")
+
+    if options["log"] >= LOG_MODE_VERBOSE:
+        options["debug_fh"].write("executing: " + cmd + "\n")
+
+    try:
+        process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
+    except OSError:
+        fail(EC_TOOL_FAIL)
+
+    process.wait()
+
+    output = process.communicate()
+
+    process.stdout.close()
+
+    match = re.search('Powerstate:[\\s]*(..)', str(output))
+    status = match.group(1) if match else None
+
+    if (status == None):
+        return "fail"
+    elif (status == "S0"): # SO = on; S3 = sleep; S5 = off
+        return "on"
+    else:
+        return "off"
+
+def set_power_status(_, options):
+
+    cmd = create_command(options, options["--action"])
+
+    if options["log"] >= LOG_MODE_VERBOSE:
+        options["debug_fh"].write("executing: " + cmd + "\n")
+
+    null = open('/dev/null', 'w')
+    try:
+        process = subprocess.Popen(cmd, stdout=null, stderr=null, shell=True)
+    except OSError:
+        null.close()
+        fail(EC_TOOL_FAIL)
+
+    process.wait()
+    null.close()
+
+    return
+
+def create_command(options, action):
+
+    # --password / -p
+    cmd = "AMT_PASSWORD=" + quote(options["--password"])
+
+    cmd += " " + options["amttool_path"]
+
+    # --ip / -a
+    cmd += " " + options["--ip"]
+
+    # --action / -o
+    if action == "status":
+        cmd += " info"
+    elif action == "on":
+        cmd = "echo \"y\"|" + cmd
+        cmd += " powerup"
+    elif action == "off":
+        cmd = "echo \"y\"|" + cmd
+        cmd += " powerdown"
+    if action in ["on", "off"] and options.has_key("--boot-options"):
+        cmd += options["--boot-options"]
+
+    # --use-sudo / -d
+    if options.has_key("--use-sudo"):
+        cmd = SUDO_PATH + " " + cmd
+
+    return cmd
+
+def main():
+
+    atexit.register(atexit_handler)
+
+    device_opt = [ "ipaddr", "no_login", "passwd", "boot_option", "no_port", "sudo"]
+
+    all_opt["boot_option"] = {
+        "getopt" : "b:",
+        "longopt" : "boot-option",
+        "help":"-b, --boot-option=[option] Change the default boot behavior of the machine. (pxe|hd|hdsafe|cd|diag)",
+        "required" : "0",
+        "shortdesc" : "Change the default boot behavior of the machine.",
+            "choices" : ["pxe", "hd", "hdsafe", "cd", "diag"],
+          "order" : 1
+        }
+
+    options = check_input(device_opt, process_input(device_opt))
+
+    options["amttool_path"] = "/usr/bin/amttool"
+
+    docs = { }
+    docs["shortdesc"] = "Fence agent for AMT"
+    docs["longdesc"] = "Fence agent for AMT"
+    docs["vendorurl"] = "http://www.intel.com/";
+    show_docs(options, docs)
+
+    result = fence_action(None, options, set_power_status, get_power_status, None)
+
+    sys.exit(result)
+
+if __name__ == "__main__":
+    main()
-- 
1.8.3.1


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