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samrosesamrose
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test: extend logging more to see what happens when pg starts
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‎testinfra/test_ami_nix.py

Lines changed: 77 additions & 71 deletions
Original file line numberDiff line numberDiff line change
@@ -338,89 +338,95 @@ def is_healthy(host, instance_ip, ssh_identity_file) -> bool:
338338
logger.error(f"systemd status: {systemd_status.stdout}")
339339
logger.error(f"systemd error: {systemd_status.stderr}")
340340

341-
# Get detailed systemd status
342-
logger.error("Detailed systemd status:")
343-
host.run("sudo systemctl status postgresql -l --no-pager")
341+
# Check systemd service unit file
342+
logger.error("PostgreSQL systemd service unit file:")
343+
result = host.run("sudo systemctl cat postgresql")
344+
logger.error(f"service unit file:\n{result.stdout}\n{result.stderr}")
344345

345-
# Check init script logs
346-
logger.error("Init script logs:")
347-
host.run("sudo journalctl -u cloud-init --no-pager")
346+
# Check systemd service environment
347+
logger.error("PostgreSQL systemd service environment:")
348+
result = host.run("sudo systemctl show postgresql")
349+
logger.error(f"service environment:\n{result.stdout}\n{result.stderr}")
348350

349-
# Check cloud-init logs
350-
logger.error("Cloud-init logs:")
351-
host.run("sudo cat /var/log/cloud-init-output.log")
351+
# Check systemd service dependencies
352+
logger.error("PostgreSQL systemd service dependencies:")
353+
result = host.run("sudo systemctl list-dependencies postgresql")
354+
logger.error(f"service dependencies:\n{result.stdout}\n{result.stderr}")
352355

353-
# Check if init script exists and its contents
354-
logger.error("Init script status:")
355-
host.run("ls -la /tmp/init.sh")
356-
host.run("cat /tmp/init.sh")
356+
# Check if service is enabled
357+
logger.error("PostgreSQL service enabled status:")
358+
result = host.run("sudo systemctl is-enabled postgresql")
359+
logger.error(f"service enabled status:\n{result.stdout}\n{result.stderr}")
357360

358-
# Check PostgreSQL configuration
359-
logger.error("PostgreSQL configuration:")
360-
host.run("sudo cat /etc/postgresql/*/main/postgresql.conf")
361-
host.run("sudo cat /etc/postgresql/*/main/pg_hba.conf")
361+
# Check systemd journal for service execution logs
362+
logger.error("Systemd journal entries for PostgreSQL service execution:")
363+
result = host.run("sudo journalctl -u postgresql -n 100 --no-pager")
364+
logger.error(f"systemd journal:\n{result.stdout}\n{result.stderr}")
362365

363-
# Check PostgreSQL data directory permissions
364-
logger.error("PostgreSQL data directory permissions:")
365-
host.run("sudo ls -la /var/lib/postgresql/*/main/")
366+
# Check systemd journal specifically for ExecStartPre and ExecStart
367+
logger.error("Systemd journal entries for ExecStartPre and ExecStart:")
368+
result = host.run("sudo journalctl -u postgresql -n 100 --no-pager | grep -E 'ExecStartPre|ExecStart'")
369+
logger.error(f"execution logs:\n{result.stdout}\n{result.stderr}")
366370

367-
# Check PostgreSQL startup logs
368-
logger.error("PostgreSQL startup logs:")
369-
host.run("sudo cat /var/log/postgresql/postgresql-*.log")
371+
# Check systemd journal for any errors
372+
logger.error("Systemd journal entries with error level:")
373+
result = host.run("sudo journalctl -u postgresql -n 100 --no-pager -p err")
374+
logger.error(f"error logs:\n{result.stdout}\n{result.stderr}")
370375

371-
# Check systemd journal for PostgreSQL
372-
logger.error("Systemd journal for PostgreSQL:")
373-
host.run("sudo journalctl -u postgresql -n 100 --no-pager")
376+
# Check pre-start script output
377+
logger.error("Checking pre-start script output:")
378+
result = host.run("sudo -u postgres /usr/local/bin/postgres_prestart.sh")
379+
logger.error(f"pre-start script output:\n{result.stdout}\n{result.stderr}")
374380

375-
# Check for any PostgreSQL-related errors in system logs
376-
logger.error("System logs with PostgreSQL errors:")
377-
host.run("sudo journalctl | grep -i postgres | tail -n 100")
381+
# Check PostgreSQL logs directory
382+
logger.error("Checking PostgreSQL logs directory:")
383+
result = host.run("sudo ls -la /var/log/postgresql/")
384+
logger.error(f"log directory contents:\n{result.stdout}\n{result.stderr}")
378385

379-
# Check for any disk space issues
380-
logger.error("Disk space information:")
381-
host.run("df -h")
382-
host.run("sudo du -sh /var/lib/postgresql/*")
386+
# Check any existing PostgreSQL logs
387+
logger.error("Checking existing PostgreSQL logs:")
388+
result = host.run("sudo cat /var/log/postgresql/*.log")
389+
logger.error(f"postgresql logs:\n{result.stdout}\n{result.stderr}")
383390

384-
# Check for any memory issues
385-
logger.error("Memory information:")
386-
host.run("free -h")
391+
# Try starting PostgreSQL directly with pg_ctl and capture output
392+
logger.error("Attempting to start PostgreSQL directly with pg_ctl:")
393+
startup_log = "/tmp/postgres-start.log"
394+
result = host.run(f"sudo -u postgres /usr/lib/postgresql/bin/pg_ctl -D /var/lib/postgresql/data start -l {startup_log}")
395+
logger.error(f"pg_ctl start attempt:\n{result.stdout}\n{result.stderr}")
387396

388-
# Check for any process conflicts
389-
logger.error("Running processes:")
390-
host.run("ps aux | grep postgres")
397+
# Check the startup log
398+
logger.error("PostgreSQL startup log:")
399+
result = host.run(f"sudo cat {startup_log}")
400+
logger.error(f"startup log contents:\n{result.stdout}\n{result.stderr}")
391401

392-
# Check for any port conflicts
393-
logger.error("Port usage:")
394-
host.run("sudo netstat -tulpn | grep 5432")
395-
396-
if socket_check.failed:
397-
logger.error("PostgreSQL socket directory check failed")
398-
logger.error(f"socket check: {socket_check.stdout}")
399-
logger.error(f"socket error: {socket_check.stderr}")
400-
401-
if pg_isready.failed:
402-
logger.error("pg_isready check failed")
403-
logger.error(f"pg_isready output: {pg_isready.stdout}")
404-
logger.error(f"pg_isready error: {pg_isready.stderr}")
405-
406-
# Check PostgreSQL logs for startup issues
407-
logger.error("PostgreSQL logs:")
408-
host.run("sudo cat /var/log/postgresql/postgresql-*.log")
409-
logger.error("PostgreSQL systemd status:")
410-
host.run("sudo systemctl status postgresql")
411-
logger.error("PostgreSQL journal logs:")
412-
host.run("sudo journalctl -u postgresql --no-pager")
413-
414-
if any(cmd.failed for cmd in [systemd_status, socket_check, pg_isready]):
415-
return False
416-
else:
417-
cmd = check(host)
418-
if cmd.failed is True:
419-
logger.warning(f"{service} not ready")
420-
logger.error(f"{service} command failed with rc={cmd.rc}")
421-
logger.error(f"{service} stdout: {cmd.stdout}")
422-
logger.error(f"{service} stderr: {cmd.stderr}")
423-
return False
402+
# Clean up the startup log
403+
result = host.run(f"sudo rm -f {startup_log}")
404+
405+
# Check PostgreSQL configuration
406+
logger.error("PostgreSQL configuration:")
407+
result = host.run("sudo cat /etc/postgresql/postgresql.conf")
408+
logger.error(f"postgresql.conf:\n{result.stdout}\n{result.stderr}")
409+
410+
# Check PostgreSQL authentication configuration
411+
logger.error("PostgreSQL authentication configuration:")
412+
result = host.run("sudo cat /etc/postgresql/pg_hba.conf")
413+
logger.error(f"pg_hba.conf:\n{result.stdout}\n{result.stderr}")
414+
415+
# Check PostgreSQL environment
416+
logger.error("PostgreSQL environment:")
417+
result = host.run("sudo -u postgres env | grep POSTGRES")
418+
logger.error(f"postgres environment:\n{result.stdout}\n{result.stderr}")
419+
420+
if any(cmd.failed for cmd in [systemd_status, socket_check, pg_isready]):
421+
return False
422+
else:
423+
cmd = check(host)
424+
if cmd.failed is True:
425+
logger.warning(f"{service} not ready")
426+
logger.error(f"{service} command failed with rc={cmd.rc}")
427+
logger.error(f"{service} stdout: {cmd.stdout}")
428+
logger.error(f"{service} stderr: {cmd.stderr}")
429+
return False
424430
except Exception as e:
425431
logger.warning(
426432
f"Connection failed during {service} check, attempting reconnect..."

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