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import pytest
from datetime import datetime
testinfra_hosts = ["borg-client", "borg-client-2"]
def get_server_info(hostname):
if hostname == "borg-client-2":
return ("backupserver", "borg-server-2", "/var/backups")
return ("borg", "borg-server", "/opt/borg")
compression_types = [
"none",
"lz4",
"zstd",
"zstd,10",
"zlib",
"zlib,6",
]
"""Creates backups with all possible combinations of compression to the backup
host"""
@pytest.mark.parametrize("compression", compression_types)
def test_backup_push(host, compression):
hostname = host.backend.get_hostname()
server_user, server_host, server_path = get_server_info(hostname)
c = host.run(
f'borg create -C "{compression}" {server_user}@{server_host}:{server_path}/{hostname}::testinfra-{{now:%S.%f}} /etc'
)
assert c.rc == 0
assert c.stdout == ""
assert c.stderr == ""
@pytest.mark.parametrize("compression", compression_types)
def test_backup_restore(host, compression):
hostname = host.backend.get_hostname()
server_user, server_host, server_path = get_server_info(hostname)
timestamp = datetime.now().strftime("%Y%m%d-%H%M%S-%f")
archive_name = f"testinfra-backup-restore-{compression}-{timestamp}"
# Create backup
c = host.run(
f'borg create -C "{compression}" {server_user}@{server_host}:{server_path}/{hostname}::{archive_name} /etc'
)
assert c.rc == 0
assert c.stdout == ""
assert c.stderr == ""
# Restore Backup
c = host.run(
f"cd /mnt && borg extract {server_user}@{server_host}:{server_path}/{hostname}::{archive_name}"
)
assert c.rc == 0
assert c.stdout == ""
assert c.stderr == ""
# Check if every file exists, content has, and permissions / metadata
c1 = host.run(
'cd /etc && find /etc -type f -printf "%P\\n" | sort | xargs -i sh -c "echo {}; sha512sum {} | cut -d \' \' -f 1; ls -l {}; echo"'
)
c2 = host.run(
'cd /mnt/etc && find /etc -type f -printf "%P\\n" | sort | xargs -i sh -c "echo {}; sha512sum {} | cut -d \' \' -f 1; ls -l {}; echo"'
)
assert c1.rc == 0 and c2.rc == 0
assert c1.stderr == "" and c2.stderr == ""
assert c1.stdout == c2.stdout
# Delete directory extract directory again for future tests
c = host.run("rm -rf /mnt/etc")
assert c.rc == 0
assert c.stdout == ""
assert c.stderr == ""
# Delete backup
c = host.run(
f"borg delete {server_user}@{server_host}:{server_path}/{hostname}::{archive_name}"
)
assert c.rc == 0
assert c.stdout == ""
assert c.stderr == ""
def test_after_backup_scripts_prune_old_archives(host):
hostname = host.backend.get_hostname()
if hostname != "borg-client":
return
server_user, server_host, server_path = get_server_info(hostname)
backup_script_path = "/usr/local/bin/run_borg_backup@borg-server"
prune_script_path = "/usr/local/bin/run_borg_prune@borg-server"
original_backup_script = host.file(backup_script_path).content_string
original_prune_script = host.file(prune_script_path).content_string
prefix = f"testprune-{datetime.now().strftime('%Y%m%d%H%M%S%f')}"
modified_backup_script = original_backup_script.replace(
"::{hostname}-{now:%Y-%m-%dT%H:%M:%S}",
f"::{prefix}-${{BORG_TEST_ITERATION}}-{{now:%Y-%m-%dT%H:%M:%S}}",
)
modified_prune_script = original_prune_script.replace(
"{hostname}-*",
f"{prefix}-*",
)
rewrite = host.run(
"python3 - <<'PY'\n"
"from pathlib import Path\n"
f"Path({backup_script_path!r}).write_text({modified_backup_script!r})\n"
f"Path({prune_script_path!r}).write_text({modified_prune_script!r})\n"
"PY"
)
assert rewrite.rc == 0
assert host.run(f"bash -n {backup_script_path}").rc == 0
assert host.run(f"bash -n {prune_script_path}").rc == 0
try:
for iteration in range(4):
backup = host.run(f"BORG_TEST_ITERATION={iteration} {backup_script_path}")
assert backup.rc == 0
prune = host.run(prune_script_path)
assert prune.rc == 0
archives = host.run(
f"borg list {server_user}@{server_host}:{server_path}/{hostname} --glob-archives '{prefix}-*'"
)
assert archives.rc == 0
archive_lines = [line for line in archives.stdout.splitlines() if line.strip()]
assert len(archive_lines) == 2
finally:
restore = host.run(
"python3 - <<'PY'\n"
"from pathlib import Path\n"
f"Path({backup_script_path!r}).write_text({original_backup_script!r})\n"
f"Path({prune_script_path!r}).write_text({original_prune_script!r})\n"
"PY"
)
assert restore.rc == 0
def test_manual_prune_script_prunes_old_archives(host):
hostname = host.backend.get_hostname()
if hostname != "borg-client-2":
return
server_user, server_host, server_path = get_server_info(hostname)
prefix = f"testprune-timer-{datetime.now().strftime('%Y%m%d%H%M%S%f')}"
script_path = "/usr/local/bin/run_borg_prune@borg-server-2"
for iteration in range(4):
create = host.run(
f"borg create -C lz4 {server_user}@{server_host}:{server_path}/{hostname}::{prefix}-{iteration}-{{now:%Y-%m-%dT%H:%M:%S}} /etc"
)
assert create.rc == 0
original_script = host.file(script_path).content_string
assert "--keep-daily 7" in original_script
assert "--keep-weekly 4" in original_script
modified_script = (
original_script.replace("{hostname}-*", f"{prefix}-*")
.replace("--keep-daily 7", "--keep-last 2")
.replace("--keep-weekly 4", "")
)
assert "--keep-last 2" in modified_script
assert "--keep-daily 7" not in modified_script
assert "--keep-weekly 4" not in modified_script
rewrite = host.run(
"python3 - <<'PY'\n"
"from pathlib import Path\n"
f"Path({script_path!r}).write_text({modified_script!r})\n"
"PY"
)
assert rewrite.rc == 0
syntax_check = host.run(f"bash -n {script_path}")
assert syntax_check.rc == 0
try:
result = host.run(script_path)
assert result.rc == 0
archives = host.run(
f"borg list {server_user}@{server_host}:{server_path}/{hostname} --glob-archives '{prefix}-*'"
)
assert archives.rc == 0
archive_lines = [line for line in archives.stdout.splitlines() if line.strip()]
assert len(archive_lines) == 2
finally:
restore = host.run(
"python3 - <<'PY'\n"
"from pathlib import Path\n"
f"Path({script_path!r}).write_text({original_script!r})\n"
"PY"
)
assert restore.rc == 0
cleanup = host.run(
f"borg delete --glob-archives '{prefix}-*' {server_user}@{server_host}:{server_path}/{hostname}"
)
assert cleanup.rc == 0
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