Hello, there!

pmb/chroot/distccd.py

@@ -0,0 +1,81 @@
+"""
+Copyright 2017 Oliver Smith
+
+This file is part of pmbootstrap.
+
+pmbootstrap is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+pmbootstrap is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with pmbootstrap.  If not, see <http://www.gnu.org/licenses/>.
+"""
+import logging
+import os
+import errno
+import pmb.chroot
+import pmb.config
+import pmb.chroot.apk
+
+
+def get_pid(args):
+    pidfile = args.work + "/chroot_native/home/user/distccd.pid"
+    if not os.path.exists(pidfile):
+        return None
+    with open(pidfile, "r") as handle:
+        lines = handle.readlines()
+    return int(lines[0][:-1])
+
+
+def is_running(args):
+    # Get the PID
+    pid = get_pid(args)
+    if not pid:
+        return False
+
+    # Verify, if it still exists by sending a kill signal
+    try:
+        os.kill(pid, 0)
+    except OSError as err:
+        if err.errno == errno.ESRCH:  # no such process
+            pmb.chroot.root(args, ["rm", "/home/user/distccd.pid"])
+            return False
+        elif err.errno == errno.EPERM:  # access denied
+            return True
+
+
+def start(args):
+    if is_running(args):
+        return
+    pmb.chroot.apk.install(args, ["distcc", "gcc-cross-wrappers"])
+
+    # Start daemon with cross-compiler in path
+    arch = args.deviceinfo["arch"]
+    path = "/usr/lib/gcc-cross-wrappers/" + arch + "/bin:" + pmb.config.chroot_path
+    daemon = ["PATH=" + path,
+              "distccd",
+              "--pid-file", "/home/user/distccd.pid",
+              "--listen", "127.0.0.1",
+              "--allow", "127.0.0.1",
+              "--port", args.port_distccd,
+              "--log-file", "/home/user/distccd.log",
+              "--jobs", args.jobs,
+              "--nice", "19",
+              "--job-lifetime", "60",
+              "--daemon"
+              ]
+    logging.info("(native) start distccd (listen on 127.0.0.1:" +
+                 args.port_distccd + ")")
+    pmb.chroot.user(args, daemon)
+
+
+def stop(args):
+    if is_running(args):
+        logging.info("(native) stop distccd")
+        pmb.chroot.user(args, ["kill", str(get_pid(args))])