diff options
Diffstat (limited to 'cloudinit/analyze/__main__.py')
| -rw-r--r-- | cloudinit/analyze/__main__.py | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/cloudinit/analyze/__main__.py b/cloudinit/analyze/__main__.py index f8613656..99e5c203 100644 --- a/cloudinit/analyze/__main__.py +++ b/cloudinit/analyze/__main__.py @@ -7,7 +7,7 @@ import re import sys from cloudinit.util import json_dumps - +from datetime import datetime from . import dump from . import show @@ -52,9 +52,93 @@ def get_parser(parser=None): dest='outfile', default='-', help='specify where to write output. ') parser_dump.set_defaults(action=('dump', analyze_dump)) + parser_boot = subparsers.add_parser( + 'boot', help='Print list of boot times for kernel and cloud-init') + parser_boot.add_argument('-i', '--infile', action='store', + dest='infile', default='/var/log/cloud-init.log', + help='specify where to read input. ') + parser_boot.add_argument('-o', '--outfile', action='store', + dest='outfile', default='-', + help='specify where to write output.') + parser_boot.set_defaults(action=('boot', analyze_boot)) return parser +def analyze_boot(name, args): + """Report a list of how long different boot operations took. + + For Example: + -- Most Recent Boot Record -- + Kernel Started at: <time> + Kernel ended boot at: <time> + Kernel time to boot (seconds): <time> + Cloud-init activated by systemd at: <time> + Time between Kernel end boot and Cloud-init activation (seconds):<time> + Cloud-init start: <time> + """ + infh, outfh = configure_io(args) + kernel_info = show.dist_check_timestamp() + status_code, kernel_start, kernel_end, ci_sysd_start = \ + kernel_info + kernel_start_timestamp = datetime.utcfromtimestamp(kernel_start) + kernel_end_timestamp = datetime.utcfromtimestamp(kernel_end) + ci_sysd_start_timestamp = datetime.utcfromtimestamp(ci_sysd_start) + try: + last_init_local = \ + [e for e in _get_events(infh) if e['name'] == 'init-local' and + 'starting search' in e['description']][-1] + ci_start = datetime.utcfromtimestamp(last_init_local['timestamp']) + except IndexError: + ci_start = 'Could not find init-local log-line in cloud-init.log' + status_code = show.FAIL_CODE + + FAILURE_MSG = 'Your Linux distro or container does not support this ' \ + 'functionality.\n' \ + 'You must be running a Kernel Telemetry supported ' \ + 'distro.\nPlease check ' \ + 'https://cloudinit.readthedocs.io/en/latest' \ + '/topics/analyze.html for more ' \ + 'information on supported distros.\n' + + SUCCESS_MSG = '-- Most Recent Boot Record --\n' \ + ' Kernel Started at: {k_s_t}\n' \ + ' Kernel ended boot at: {k_e_t}\n' \ + ' Kernel time to boot (seconds): {k_r}\n' \ + ' Cloud-init activated by systemd at: {ci_sysd_t}\n' \ + ' Time between Kernel end boot and Cloud-init ' \ + 'activation (seconds): {bt_r}\n' \ + ' Cloud-init start: {ci_start}\n' + + CONTAINER_MSG = '-- Most Recent Container Boot Record --\n' \ + ' Container started at: {k_s_t}\n' \ + ' Cloud-init activated by systemd at: {ci_sysd_t}\n' \ + ' Cloud-init start: {ci_start}\n' \ + + status_map = { + show.FAIL_CODE: FAILURE_MSG, + show.CONTAINER_CODE: CONTAINER_MSG, + show.SUCCESS_CODE: SUCCESS_MSG + } + + kernel_runtime = kernel_end - kernel_start + between_process_runtime = ci_sysd_start - kernel_end + + kwargs = { + 'k_s_t': kernel_start_timestamp, + 'k_e_t': kernel_end_timestamp, + 'k_r': kernel_runtime, + 'bt_r': between_process_runtime, + 'k_e': kernel_end, + 'k_s': kernel_start, + 'ci_sysd': ci_sysd_start, + 'ci_sysd_t': ci_sysd_start_timestamp, + 'ci_start': ci_start + } + + outfh.write(status_map[status_code].format(**kwargs)) + return status_code + + def analyze_blame(name, args): """Report a list of records sorted by largest time delta. @@ -119,7 +203,7 @@ def analyze_dump(name, args): def _get_events(infile): rawdata = None - events, rawdata = show.load_events(infile, None) + events, rawdata = show.load_events_infile(infile) if not events: events, _ = dump.dump_events(rawdata=rawdata) return events |