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-rw-r--r--ChangeLog12
-rwxr-xr-xscripts/build-many-glibcs.py52
2 files changed, 53 insertions, 11 deletions
diff --git a/ChangeLog b/ChangeLog
index 65227cc..17d5aeb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2016-12-01 Joseph Myers <joseph@codesourcery.com>
+
+ * scripts/build-many-glibcs.py: Add bot to usage message. Import
+ time module.
+ (Context.__init__): Initialize self.logsdir_old.
+ (Context.run_builds): Handle bot action.
+ (Context.bot_cycle): Copy logs directory before running builds.
+ (Context.bot_run_self): Take argument for whether to check
+ subprocess result. Flush stdout before running subprocess.
+ (Context.bot): New function.
+ (get_parser): Allow bot action.
+
2016-11-30 Joseph Myers <joseph@codesourcery.com>
* scripts/build-many-glibcs.py: Add bot-cycle to usage message.
diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py
index 658a22e..d089b0c 100755
--- a/scripts/build-many-glibcs.py
+++ b/scripts/build-many-glibcs.py
@@ -23,13 +23,14 @@ This script takes as arguments a directory name (containing a src
subdirectory with sources of the relevant toolchain components) and a
description of what to do: 'checkout', to check out sources into that
directory, 'bot-cycle', to run a series of checkout and build steps,
-'host-libraries', to build libraries required by the toolchain,
-'compilers', to build cross-compilers for various configurations, or
-'glibcs', to build glibc for various configurations and run the
-compilation parts of the testsuite. Subsequent arguments name the
-versions of components to check out (<component>-<version), for
-'checkout', or, for actions other than 'checkout' and 'bot-cycle',
-name configurations for which compilers or glibc are to be built.
+'bot', to run 'bot-cycle' repeatedly, 'host-libraries', to build
+libraries required by the toolchain, 'compilers', to build
+cross-compilers for various configurations, or 'glibcs', to build
+glibc for various configurations and run the compilation parts of the
+testsuite. Subsequent arguments name the versions of components to
+check out (<component>-<version), for 'checkout', or, for actions
+other than 'checkout' and 'bot-cycle', name configurations for which
+compilers or glibc are to be built.
"""
@@ -45,6 +46,7 @@ import smtplib
import stat
import subprocess
import sys
+import time
import urllib.request
@@ -66,6 +68,7 @@ class Context(object):
'host-libraries')
self.builddir = os.path.join(topdir, 'build')
self.logsdir = os.path.join(topdir, 'logs')
+ self.logsdir_old = os.path.join(topdir, 'logs-old')
self.makefile = os.path.join(self.builddir, 'Makefile')
self.wrapper = os.path.join(self.builddir, 'wrapper')
self.save_logs = os.path.join(self.builddir, 'save-logs')
@@ -404,6 +407,12 @@ class Context(object):
exit(1)
self.bot_cycle()
return
+ if action == 'bot':
+ if configs:
+ print('error: configurations specified for bot')
+ exit(1)
+ self.bot()
+ return
if action == 'host-libraries' and configs:
print('error: configurations specified for host-libraries')
exit(1)
@@ -937,6 +946,9 @@ class Context(object):
self.clear_last_build_state(a)
else:
print('No need to rebuild %s.' % a)
+ if os.access(self.logsdir, os.F_OK):
+ shutil.rmtree(self.logsdir_old, ignore_errors=True)
+ shutil.copytree(self.logsdir, self.logsdir_old)
for a in actions:
if must_build[a]:
build_time = datetime.datetime.utcnow()
@@ -1004,13 +1016,31 @@ class Context(object):
with smtplib.SMTP(self.bot_config['email-server']) as s:
s.send_message(msg)
- def bot_run_self(self, opts, action):
+ def bot_run_self(self, opts, action, check=True):
"""Run a copy of this script with given options."""
cmd = [sys.executable, sys.argv[0], '--keep=none',
'-j%d' % self.parallelism]
cmd.extend(opts)
cmd.extend([self.topdir, action])
- subprocess.run(cmd, check=True)
+ sys.stdout.flush()
+ subprocess.run(cmd, check=check)
+
+ def bot(self):
+ """Run repeated rounds of checkout and builds."""
+ while True:
+ self.load_bot_config_json()
+ if not self.bot_config['run']:
+ print('Bot exiting by request.')
+ exit(0)
+ self.bot_run_self([], 'bot-cycle', check=False)
+ self.load_bot_config_json()
+ if not self.bot_config['run']:
+ print('Bot exiting by request.')
+ exit(0)
+ time.sleep(self.bot_config['delay'])
+ if self.get_script_text() != self.script_text:
+ print('Script changed, bot re-execing.')
+ self.exec_self()
class Config(object):
@@ -1464,8 +1494,8 @@ def get_parser():
help='Toplevel working directory')
parser.add_argument('action',
help='What to do',
- choices=('checkout', 'bot-cycle', 'host-libraries',
- 'compilers', 'glibcs'))
+ choices=('checkout', 'bot-cycle', 'bot',
+ 'host-libraries', 'compilers', 'glibcs'))
parser.add_argument('configs',
help='Versions to check out or configurations to build',
nargs='*')