698 lines
26 KiB
Python
Executable File
698 lines
26 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# This is the Telegraf build script.
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#
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# Current caveats:
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# - Does not checkout the correct commit/branch (for now, you will need to do so manually)
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# - Has external dependencies for packaging (fpm) and uploading (boto)
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#
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import sys
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import os
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import subprocess
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import time
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import datetime
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import shutil
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import tempfile
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import hashlib
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import re
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debug = False
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# PACKAGING VARIABLES
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INSTALL_ROOT_DIR = "/usr/bin"
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LOG_DIR = "/var/log/telegraf"
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SCRIPT_DIR = "/usr/lib/telegraf/scripts"
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CONFIG_DIR = "/etc/telegraf"
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LOGROTATE_DIR = "/etc/logrotate.d"
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INIT_SCRIPT = "scripts/init.sh"
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SYSTEMD_SCRIPT = "scripts/telegraf.service"
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LOGROTATE_SCRIPT = "etc/logrotate.d/telegraf"
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DEFAULT_CONFIG = "etc/telegraf.conf"
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DEFAULT_WINDOWS_CONFIG = "etc/telegraf_windows.conf"
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POSTINST_SCRIPT = "scripts/post-install.sh"
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PREINST_SCRIPT = "scripts/pre-install.sh"
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# META-PACKAGE VARIABLES
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PACKAGE_LICENSE = "MIT"
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PACKAGE_URL = "https://github.com/influxdata/telegraf"
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MAINTAINER = "support@influxdb.com"
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VENDOR = "InfluxData"
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DESCRIPTION = "Plugin-driven server agent for reporting metrics into InfluxDB."
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# SCRIPT START
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prereqs = [ 'git', 'go' ]
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optional_prereqs = [ 'fpm', 'rpmbuild' ]
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fpm_common_args = "-f -s dir --log error \
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--vendor {} \
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--url {} \
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--license {} \
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--maintainer {} \
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--config-files {} \
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--config-files {} \
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--after-install {} \
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--before-install {} \
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--description \"{}\"".format(
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VENDOR,
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PACKAGE_URL,
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PACKAGE_LICENSE,
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MAINTAINER,
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CONFIG_DIR + '/telegraf.conf',
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LOGROTATE_DIR + '/telegraf',
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POSTINST_SCRIPT,
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PREINST_SCRIPT,
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DESCRIPTION)
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targets = {
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'telegraf' : './cmd/telegraf/telegraf.go',
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}
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supported_builds = {
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'darwin': [ "amd64", "i386" ],
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'windows': [ "amd64", "i386" ],
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'linux': [ "amd64", "i386", "arm" ],
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'freebsd': [ "amd64" ]
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}
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supported_packages = {
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"darwin": [ "tar", "zip" ],
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"linux": [ "deb", "rpm", "tar", "zip" ],
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"windows": [ "zip" ],
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'freebsd': [ "tar" ]
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}
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supported_tags = {
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# "linux": {
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# "amd64": ["sensors"]
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# }
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}
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prereq_cmds = {
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# "linux": "sudo apt-get install lm-sensors libsensors4-dev"
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}
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def run(command, allow_failure=False, shell=False):
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out = None
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if debug:
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print("[DEBUG] {}".format(command))
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try:
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if shell:
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out = subprocess.check_output(command, stderr=subprocess.STDOUT, shell=shell)
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else:
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out = subprocess.check_output(command.split(), stderr=subprocess.STDOUT)
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out = out.decode("utf8")
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except subprocess.CalledProcessError as e:
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print("")
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print("")
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print("Executed command failed!")
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print("-- Command run was: {}".format(command))
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print("-- Failure was: {}".format(e.output))
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if allow_failure:
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print("Continuing...")
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return None
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else:
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print("")
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print("Stopping.")
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sys.exit(1)
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except OSError as e:
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print("")
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print("")
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print("Invalid command!")
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print("-- Command run was: {}".format(command))
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print("-- Failure was: {}".format(e))
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if allow_failure:
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print("Continuing...")
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return out
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else:
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print("")
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print("Stopping.")
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sys.exit(1)
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else:
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return out
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def create_temp_dir(prefix=None):
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if prefix is None:
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return tempfile.mkdtemp(prefix="telegraf-build.")
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else:
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return tempfile.mkdtemp(prefix=prefix)
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def get_current_version():
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command = "git describe --always --tags --abbrev=0"
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out = run(command)
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return out.strip()
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def get_current_commit(short=False):
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command = None
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if short:
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command = "git log --pretty=format:'%h' -n 1"
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else:
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command = "git rev-parse HEAD"
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out = run(command)
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return out.strip('\'\n\r ')
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def get_current_branch():
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command = "git rev-parse --abbrev-ref HEAD"
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out = run(command)
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return out.strip()
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def get_system_arch():
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arch = os.uname()[4]
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if arch == "x86_64":
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arch = "amd64"
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return arch
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def get_system_platform():
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if sys.platform.startswith("linux"):
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return "linux"
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else:
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return sys.platform
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def get_go_version():
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out = run("go version")
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matches = re.search('go version go(\S+)', out)
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if matches is not None:
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return matches.groups()[0].strip()
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return None
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def check_path_for(b):
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def is_exe(fpath):
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return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
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for path in os.environ["PATH"].split(os.pathsep):
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path = path.strip('"')
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full_path = os.path.join(path, b)
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if os.path.isfile(full_path) and os.access(full_path, os.X_OK):
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return full_path
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def check_environ(build_dir = None):
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print("\nChecking environment:")
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for v in [ "GOPATH", "GOBIN", "GOROOT" ]:
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print("\t- {} -> {}".format(v, os.environ.get(v)))
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cwd = os.getcwd()
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if build_dir == None and os.environ.get("GOPATH") and os.environ.get("GOPATH") not in cwd:
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print("\n!! WARNING: Your current directory is not under your GOPATH. This may lead to build failures.")
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def check_prereqs():
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print("\nChecking for dependencies:")
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for req in prereqs:
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path = check_path_for(req)
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if path is None:
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path = '?'
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print("\t- {} -> {}".format(req, path))
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for req in optional_prereqs:
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path = check_path_for(req)
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if path is None:
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path = '?'
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print("\t- {} (optional) -> {}".format(req, path))
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print("")
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def upload_packages(packages, bucket_name=None, nightly=False):
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if debug:
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print("[DEBUG] upload_packags: {}".format(packages))
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try:
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import boto
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from boto.s3.key import Key
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except ImportError:
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print "!! Cannot upload packages without the 'boto' python library."
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return 1
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print("Uploading packages to S3...")
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print("")
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c = boto.connect_s3()
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if bucket_name is None:
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bucket_name = 'get.influxdb.org/telegraf'
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bucket = c.get_bucket(bucket_name.split('/')[0])
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print("\t - Using bucket: {}".format(bucket_name))
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for p in packages:
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if '/' in bucket_name:
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# Allow for nested paths within the bucket name (ex:
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# bucket/telegraf). Assuming forward-slashes as path
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# delimiter.
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name = os.path.join('/'.join(bucket_name.split('/')[1:]),
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os.path.basename(p))
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else:
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name = os.path.basename(p)
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if bucket.get_key(name) is None or nightly:
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print("\t - Uploading {} to {}...".format(name, bucket_name))
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k = Key(bucket)
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k.key = name
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if nightly:
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n = k.set_contents_from_filename(p, replace=True)
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else:
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n = k.set_contents_from_filename(p, replace=False)
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k.make_public()
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else:
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print("\t - Not uploading {}, already exists.".format(p))
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print("")
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def build(version=None,
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branch=None,
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commit=None,
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platform=None,
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arch=None,
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nightly=False,
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rc=None,
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race=False,
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clean=False,
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outdir=".",
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goarm_version="6"):
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print("-------------------------")
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print("")
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print("Build plan:")
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print("\t- version: {}".format(version))
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if rc:
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print("\t- release candidate: {}".format(rc))
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print("\t- commit: {}".format(commit))
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print("\t- branch: {}".format(branch))
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print("\t- platform: {}".format(platform))
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print("\t- arch: {}".format(arch))
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if arch == 'arm' and goarm_version:
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print("\t- ARM version: {}".format(goarm_version))
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print("\t- nightly? {}".format(str(nightly).lower()))
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print("\t- race enabled? {}".format(str(race).lower()))
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print("")
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if not os.path.exists(outdir):
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os.makedirs(outdir)
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elif clean and outdir != '/':
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print("Cleaning build directory...")
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shutil.rmtree(outdir)
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os.makedirs(outdir)
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if rc:
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# If a release candidate, update the version information accordingly
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version = "{}rc{}".format(version, rc)
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# Set architecture to something that Go expects
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if arch == 'i386':
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arch = '386'
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elif arch == 'x86_64':
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arch = 'amd64'
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print("Starting build...")
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for b, c in targets.items():
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if platform == 'windows':
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b = b + '.exe'
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print("\t- Building '{}'...".format(os.path.join(outdir, b)))
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build_command = ""
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build_command += "GOOS={} GOARCH={} ".format(platform, arch)
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if arch == "arm" and goarm_version:
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if goarm_version not in ["5", "6", "7", "arm64"]:
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print("!! Invalid ARM build version: {}".format(goarm_version))
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build_command += "GOARM={} ".format(goarm_version)
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build_command += "go build -o {} ".format(os.path.join(outdir, b))
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if race:
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build_command += "-race "
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if platform in supported_tags:
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if arch in supported_tags[platform]:
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build_tags = supported_tags[platform][arch]
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for build_tag in build_tags:
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build_command += "-tags "+build_tag+" "
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go_version = get_go_version()
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if "1.4" in go_version:
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build_command += "-ldflags=\"-X main.buildTime '{}' ".format(datetime.datetime.utcnow().isoformat())
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build_command += "-X main.Version {} ".format(version)
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build_command += "-X main.Branch {} ".format(get_current_branch())
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build_command += "-X main.Commit {}\" ".format(get_current_commit())
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else:
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build_command += "-ldflags=\"-X main.buildTime='{}' ".format(datetime.datetime.utcnow().isoformat())
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build_command += "-X main.Version={} ".format(version)
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build_command += "-X main.Branch={} ".format(get_current_branch())
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build_command += "-X main.Commit={}\" ".format(get_current_commit())
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build_command += c
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run(build_command, shell=True)
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print("")
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def create_dir(path):
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try:
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os.makedirs(path)
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except OSError as e:
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print(e)
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def rename_file(fr, to):
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try:
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os.rename(fr, to)
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except OSError as e:
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print(e)
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# Return the original filename
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return fr
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else:
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# Return the new filename
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return to
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def copy_file(fr, to):
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try:
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shutil.copy(fr, to)
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except OSError as e:
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print(e)
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def create_package_fs(build_root):
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print("\t- Creating a filesystem hierarchy from directory: {}".format(build_root))
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# Using [1:] for the path names due to them being absolute
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# (will overwrite previous paths, per 'os.path.join' documentation)
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dirs = [ INSTALL_ROOT_DIR[1:], LOG_DIR[1:], SCRIPT_DIR[1:], CONFIG_DIR[1:], LOGROTATE_DIR[1:] ]
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for d in dirs:
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create_dir(os.path.join(build_root, d))
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os.chmod(os.path.join(build_root, d), 0o755)
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def package_scripts(build_root, windows=False):
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print("\t- Copying scripts and sample configuration to build directory")
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if windows:
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shutil.copyfile(DEFAULT_WINDOWS_CONFIG, os.path.join(build_root, "telegraf.conf"))
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os.chmod(os.path.join(build_root, "telegraf.conf"), 0o644)
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else:
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shutil.copyfile(INIT_SCRIPT, os.path.join(build_root, SCRIPT_DIR[1:], INIT_SCRIPT.split('/')[1]))
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os.chmod(os.path.join(build_root, SCRIPT_DIR[1:], INIT_SCRIPT.split('/')[1]), 0o644)
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shutil.copyfile(SYSTEMD_SCRIPT, os.path.join(build_root, SCRIPT_DIR[1:], SYSTEMD_SCRIPT.split('/')[1]))
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os.chmod(os.path.join(build_root, SCRIPT_DIR[1:], SYSTEMD_SCRIPT.split('/')[1]), 0o644)
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shutil.copyfile(LOGROTATE_SCRIPT, os.path.join(build_root, LOGROTATE_DIR[1:], "telegraf"))
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os.chmod(os.path.join(build_root, LOGROTATE_DIR[1:], "telegraf"), 0o644)
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shutil.copyfile(DEFAULT_CONFIG, os.path.join(build_root, CONFIG_DIR[1:], "telegraf.conf"))
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os.chmod(os.path.join(build_root, CONFIG_DIR[1:], "telegraf.conf"), 0o644)
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def go_get():
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print("Retrieving Go dependencies...")
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run("go get github.com/sparrc/gdm")
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run("gdm restore -f Godeps_windows")
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run("gdm restore")
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def generate_md5_from_file(path):
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m = hashlib.md5()
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with open(path, 'rb') as f:
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while True:
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data = f.read(4096)
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if not data:
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break
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m.update(data)
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return m.hexdigest()
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def build_packages(build_output, version, pkg_arch, nightly=False, rc=None, iteration=1):
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outfiles = []
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tmp_build_dir = create_temp_dir()
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if debug:
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print("[DEBUG] build_output = {}".format(build_output))
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try:
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print("-------------------------")
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print("")
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print("Packaging...")
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for p in build_output:
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# Create top-level folder displaying which platform (linux, etc)
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create_dir(os.path.join(tmp_build_dir, p))
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for a in build_output[p]:
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current_location = build_output[p][a]
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# Create second-level directory displaying the architecture (amd64, etc)p
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build_root = os.path.join(tmp_build_dir, p, a)
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# Create directory tree to mimic file system of package
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create_dir(build_root)
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if p == 'windows':
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package_scripts(build_root, windows=True)
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else:
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create_package_fs(build_root)
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# Copy in packaging and miscellaneous scripts
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package_scripts(build_root)
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# Copy newly-built binaries to packaging directory
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for b in targets:
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if p == 'windows':
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b = b + '.exe'
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to = os.path.join(build_root, b)
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else:
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to = os.path.join(build_root, INSTALL_ROOT_DIR[1:], b)
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fr = os.path.join(current_location, b)
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print("\t- [{}][{}] - Moving from '{}' to '{}'".format(p, a, fr, to))
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copy_file(fr, to)
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# Package the directory structure
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for package_type in supported_packages[p]:
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print("\t- Packaging directory '{}' as '{}'...".format(build_root, package_type))
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name = "telegraf"
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# Reset version, iteration, and current location on each run
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# since they may be modified below.
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package_version = version
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package_iteration = iteration
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current_location = build_output[p][a]
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if package_type in ['zip', 'tar']:
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if nightly:
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name = '{}-nightly_{}_{}'.format(name, p, a)
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else:
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name = '{}-{}-{}_{}_{}'.format(name, package_version, package_iteration, p, a)
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if package_type == 'tar':
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# Add `tar.gz` to path to reduce package size
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current_location = os.path.join(current_location, name + '.tar.gz')
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if rc is not None:
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package_iteration = "0.rc{}".format(rc)
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saved_a = a
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if pkg_arch is not None:
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a = pkg_arch
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if a == '386':
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a = 'i386'
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if package_type == 'zip':
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zip_command = "cd {} && zip {}.zip ./*".format(
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build_root,
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name)
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run(zip_command, shell=True)
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run("mv {}.zip {}".format(os.path.join(build_root, name), current_location), shell=True)
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outfile = os.path.join(current_location, name+".zip")
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outfiles.append(outfile)
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print("\t\tMD5 = {}".format(generate_md5_from_file(outfile)))
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else:
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fpm_command = "fpm {} --name {} -a {} -t {} --version {} --iteration {} -C {} -p {} ".format(
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fpm_common_args,
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name,
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a,
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package_type,
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package_version,
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package_iteration,
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build_root,
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current_location)
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if pkg_arch is not None:
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a = saved_a
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if package_type == "rpm":
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fpm_command += "--depends coreutils "
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fpm_command += "--depends lsof"
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out = run(fpm_command, shell=True)
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matches = re.search(':path=>"(.*)"', out)
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outfile = None
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if matches is not None:
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outfile = matches.groups()[0]
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if outfile is None:
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print("[ COULD NOT DETERMINE OUTPUT ]")
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else:
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# Strip nightly version (the unix epoch) from filename
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if nightly and package_type in ['deb', 'rpm']:
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outfile = rename_file(outfile, outfile.replace("{}-{}".format(version, iteration), "nightly"))
|
|
outfiles.append(os.path.join(os.getcwd(), outfile))
|
|
# Display MD5 hash for generated package
|
|
print("\t\tMD5 = {}".format(generate_md5_from_file(outfile)))
|
|
print("")
|
|
if debug:
|
|
print("[DEBUG] package outfiles: {}".format(outfiles))
|
|
return outfiles
|
|
finally:
|
|
# Cleanup
|
|
shutil.rmtree(tmp_build_dir)
|
|
|
|
def print_usage():
|
|
print("Usage: ./build.py [options]")
|
|
print("")
|
|
print("Options:")
|
|
print("\t --outdir=<path> \n\t\t- Send build output to a specified path. Defaults to ./build.")
|
|
print("\t --arch=<arch> \n\t\t- Build for specified architecture. Acceptable values: x86_64|amd64, 386, arm, or all")
|
|
print("\t --goarm=<arm version> \n\t\t- Build for specified ARM version (when building for ARM). Default value is: 6")
|
|
print("\t --platform=<platform> \n\t\t- Build for specified platform. Acceptable values: linux, windows, darwin, or all")
|
|
print("\t --version=<version> \n\t\t- Version information to apply to build metadata. If not specified, will be pulled from repo tag.")
|
|
print("\t --pkgarch=<package-arch> \n\t\t- Package architecture if different from <arch>")
|
|
print("\t --commit=<commit> \n\t\t- Use specific commit for build (currently a NOOP).")
|
|
print("\t --branch=<branch> \n\t\t- Build from a specific branch (currently a NOOP).")
|
|
print("\t --rc=<rc number> \n\t\t- Whether or not the build is a release candidate (affects version information).")
|
|
print("\t --iteration=<iteration number> \n\t\t- The iteration to display on the package output (defaults to 0 for RC's, and 1 otherwise).")
|
|
print("\t --race \n\t\t- Whether the produced build should have race detection enabled.")
|
|
print("\t --package \n\t\t- Whether the produced builds should be packaged for the target platform(s).")
|
|
print("\t --nightly \n\t\t- Whether the produced build is a nightly (affects version information).")
|
|
print("\t --parallel \n\t\t- Run Go tests in parallel up to the count specified.")
|
|
print("\t --timeout \n\t\t- Timeout for Go tests. Defaults to 480s.")
|
|
print("\t --clean \n\t\t- Clean the build output directory prior to creating build.")
|
|
print("\t --bucket=<S3 bucket>\n\t\t- Full path of the bucket to upload packages to (must also specify --upload).")
|
|
print("\t --debug \n\t\t- Displays debug output.")
|
|
print("")
|
|
|
|
def print_package_summary(packages):
|
|
print(packages)
|
|
|
|
def main():
|
|
# Command-line arguments
|
|
outdir = "build"
|
|
commit = None
|
|
target_platform = None
|
|
target_arch = None
|
|
package_arch = None
|
|
nightly = False
|
|
race = False
|
|
branch = None
|
|
version = get_current_version()
|
|
rc = None
|
|
package = False
|
|
update = False
|
|
clean = False
|
|
upload = False
|
|
test = False
|
|
parallel = None
|
|
timeout = None
|
|
iteration = 1
|
|
no_vet = False
|
|
goarm_version = "6"
|
|
run_get = True
|
|
upload_bucket = None
|
|
global debug
|
|
|
|
for arg in sys.argv[1:]:
|
|
if '--outdir' in arg:
|
|
# Output directory. If none is specified, then builds will be placed in the same directory.
|
|
output_dir = arg.split("=")[1]
|
|
if '--commit' in arg:
|
|
# Commit to build from. If none is specified, then it will build from the most recent commit.
|
|
commit = arg.split("=")[1]
|
|
if '--branch' in arg:
|
|
# Branch to build from. If none is specified, then it will build from the current branch.
|
|
branch = arg.split("=")[1]
|
|
elif '--arch' in arg:
|
|
# Target architecture. If none is specified, then it will build for the current arch.
|
|
target_arch = arg.split("=")[1]
|
|
elif '--platform' in arg:
|
|
# Target platform. If none is specified, then it will build for the current platform.
|
|
target_platform = arg.split("=")[1]
|
|
elif '--version' in arg:
|
|
# Version to assign to this build (0.9.5, etc)
|
|
version = arg.split("=")[1]
|
|
elif '--pkgarch' in arg:
|
|
# Package architecture if different from <arch> (armhf, etc)
|
|
package_arch = arg.split("=")[1]
|
|
elif '--rc' in arg:
|
|
# Signifies that this is a release candidate build.
|
|
rc = arg.split("=")[1]
|
|
elif '--race' in arg:
|
|
# Signifies that race detection should be enabled.
|
|
race = True
|
|
elif '--package' in arg:
|
|
# Signifies that packages should be built.
|
|
package = True
|
|
elif '--nightly' in arg:
|
|
# Signifies that this is a nightly build.
|
|
nightly = True
|
|
elif '--upload' in arg:
|
|
# Signifies that the resulting packages should be uploaded to S3
|
|
upload = True
|
|
elif '--parallel' in arg:
|
|
# Set parallel for tests.
|
|
parallel = int(arg.split("=")[1])
|
|
elif '--timeout' in arg:
|
|
# Set timeout for tests.
|
|
timeout = arg.split("=")[1]
|
|
elif '--clean' in arg:
|
|
# Signifies that the outdir should be deleted before building
|
|
clean = True
|
|
elif '--iteration' in arg:
|
|
iteration = arg.split("=")[1]
|
|
elif '--no-vet' in arg:
|
|
no_vet = True
|
|
elif '--goarm' in arg:
|
|
# Signifies GOARM flag to pass to build command when compiling for ARM
|
|
goarm_version = arg.split("=")[1]
|
|
elif '--bucket' in arg:
|
|
# The bucket to upload the packages to, relies on boto
|
|
upload_bucket = arg.split("=")[1]
|
|
elif '--debug' in arg:
|
|
print "[DEBUG] Using debug output"
|
|
debug = True
|
|
elif '--help' in arg:
|
|
print_usage()
|
|
return 0
|
|
else:
|
|
print("!! Unknown argument: {}".format(arg))
|
|
print_usage()
|
|
return 1
|
|
|
|
if nightly:
|
|
if rc:
|
|
print("!! Cannot be both nightly and a release candidate! Stopping.")
|
|
return 1
|
|
# In order to support nightly builds on the repository, we are adding the epoch timestamp
|
|
# to the version so that version numbers are always greater than the previous nightly.
|
|
version = "{}.n{}".format(version, int(time.time()))
|
|
|
|
# Pre-build checks
|
|
check_environ()
|
|
check_prereqs()
|
|
|
|
if not commit:
|
|
commit = get_current_commit(short=True)
|
|
if not branch:
|
|
branch = get_current_branch()
|
|
if not target_arch:
|
|
if 'arm' in get_system_arch():
|
|
# Prevent uname from reporting ARM arch (eg 'armv7l')
|
|
target_arch = "arm"
|
|
else:
|
|
target_arch = get_system_arch()
|
|
if not target_platform:
|
|
target_platform = get_system_platform()
|
|
if rc or nightly:
|
|
# If a release candidate or nightly, set iteration to 0 (instead of 1)
|
|
iteration = 0
|
|
|
|
if target_arch == '386':
|
|
target_arch = 'i386'
|
|
elif target_arch == 'x86_64':
|
|
target_arch = 'amd64'
|
|
|
|
build_output = {}
|
|
|
|
go_get()
|
|
|
|
platforms = []
|
|
single_build = True
|
|
if target_platform == 'all':
|
|
platforms = list(supported_builds.keys())
|
|
single_build = False
|
|
else:
|
|
platforms = [target_platform]
|
|
|
|
for platform in platforms:
|
|
if platform in prereq_cmds:
|
|
run(prereq_cmds[platform])
|
|
build_output.update( { platform : {} } )
|
|
archs = []
|
|
if target_arch == "all":
|
|
single_build = False
|
|
archs = supported_builds.get(platform)
|
|
else:
|
|
archs = [target_arch]
|
|
for arch in archs:
|
|
od = outdir
|
|
if not single_build:
|
|
od = os.path.join(outdir, platform, arch)
|
|
build(version=version,
|
|
branch=branch,
|
|
commit=commit,
|
|
platform=platform,
|
|
arch=arch,
|
|
nightly=nightly,
|
|
rc=rc,
|
|
race=race,
|
|
clean=clean,
|
|
outdir=od,
|
|
goarm_version=goarm_version)
|
|
build_output.get(platform).update( { arch : od } )
|
|
|
|
# Build packages
|
|
if package:
|
|
if not check_path_for("fpm"):
|
|
print("!! Cannot package without command 'fpm'. Stopping.")
|
|
return 1
|
|
packages = build_packages(build_output, version, package_arch, nightly=nightly, rc=rc, iteration=iteration)
|
|
# Optionally upload to S3
|
|
if upload:
|
|
upload_packages(packages, bucket_name=upload_bucket, nightly=nightly)
|
|
return 0
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(main())
|