|
| 1 | +import re |
| 2 | +import subprocess |
| 3 | +from datetime import datetime, timezone |
| 4 | +import requests |
| 5 | +from pathlib import Path |
| 6 | + |
| 7 | +from .logger import LoggerSetup |
| 8 | +from .features.parse_features import get_features |
| 9 | + |
| 10 | + |
| 11 | +class Version: |
| 12 | + """Handles version-related operations for Garden Linux.""" |
| 13 | + |
| 14 | + def __init__(self, git_root: Path, logger=None): |
| 15 | + """Initialize Version handler. |
| 16 | +
|
| 17 | + Args: |
| 18 | + git_root: Path to the Git repository root |
| 19 | + logger: Optional logger instance |
| 20 | + """ |
| 21 | + self.git_root = git_root |
| 22 | + self.log = logger or LoggerSetup.get_logger("gardenlinux.version") |
| 23 | + self.start_date = "Mar 31 00:00:00 UTC 2020" |
| 24 | + |
| 25 | + def get_minor_from_repo(self, major): |
| 26 | + """Check repo.gardenlinux.io for highest available suite minor for given major. |
| 27 | +
|
| 28 | + Args: |
| 29 | + major: major version |
| 30 | + Returns: |
| 31 | + minor version |
| 32 | + """ |
| 33 | + minor = 0 |
| 34 | + limit = 100 # Hard limit the search |
| 35 | + repo_url = f"https://repo.gardenlinux.io/gardenlinux/dists/{major}.{{}}/Release" |
| 36 | + |
| 37 | + while minor <= limit: |
| 38 | + try: |
| 39 | + check_url = repo_url.format(minor) |
| 40 | + response = requests.get(check_url) |
| 41 | + if response.status_code != 200: |
| 42 | + # No more versions found, return last successful minor |
| 43 | + return minor - 1 |
| 44 | + minor += 1 |
| 45 | + except requests.RequestException as e: |
| 46 | + self.log.debug(f"Error checking repo URL {check_url}: {e}") |
| 47 | + return minor - 1 |
| 48 | + |
| 49 | + # If we hit the limit, return the last minor |
| 50 | + return minor - 1 |
| 51 | + |
| 52 | + def get_version(self): |
| 53 | + """Get version using same logic as garden-version bash script. |
| 54 | +
|
| 55 | + Args: |
| 56 | + version: version string |
| 57 | + Returns: |
| 58 | + version string |
| 59 | + """ |
| 60 | + |
| 61 | + try: |
| 62 | + # Check VERSION file |
| 63 | + version_file = self.git_root / "VERSION" |
| 64 | + if version_file.exists(): |
| 65 | + version = version_file.read_text().strip() |
| 66 | + # Remove comments and empty lines |
| 67 | + version = re.sub(r"#.*$", "", version, flags=re.MULTILINE) |
| 68 | + version = "\n".join( |
| 69 | + line for line in version.splitlines() if line.strip() |
| 70 | + ) |
| 71 | + version = version.strip() |
| 72 | + else: |
| 73 | + version = "today" |
| 74 | + |
| 75 | + if not version: |
| 76 | + version = "today" |
| 77 | + |
| 78 | + # Handle numeric versions (e.g., "27.1") |
| 79 | + if re.match(r"^[0-9\.]*$", version): |
| 80 | + major = version.split(".")[0] |
| 81 | + if int(major) < 10000000: # Sanity check for major version |
| 82 | + if "." in version: |
| 83 | + return version # Return full version if minor is specified |
| 84 | + else: |
| 85 | + # Get latest minor version from repo |
| 86 | + minor = self.get_minor_from_repo(major) |
| 87 | + return f"{major}.{minor}" |
| 88 | + |
| 89 | + # Handle 'today' or 'experimental' |
| 90 | + if version in ["today", "experimental"]: |
| 91 | + # Calculate days since start date |
| 92 | + start_timestamp = datetime.strptime( |
| 93 | + self.start_date, "%b %d %H:%M:%S %Z %Y" |
| 94 | + ).timestamp() |
| 95 | + today_timestamp = datetime.now(timezone.utc).timestamp() |
| 96 | + major = int((today_timestamp - start_timestamp) / (24 * 60 * 60)) |
| 97 | + return version |
| 98 | + |
| 99 | + # Handle date input |
| 100 | + try: |
| 101 | + # Try to parse as date |
| 102 | + input_date = datetime.strptime(version, "%Y%m%d") |
| 103 | + start_date = datetime.strptime(self.start_date, "%b %d %H:%M:%S %Z %Y") |
| 104 | + days_diff = (input_date - start_date).days |
| 105 | + return f"{days_diff}.0" |
| 106 | + except ValueError: |
| 107 | + pass |
| 108 | + |
| 109 | + return version |
| 110 | + |
| 111 | + except Exception as e: |
| 112 | + self.log.error(f"Error determining version: {e}") |
| 113 | + return "local" |
| 114 | + |
| 115 | + def get_short_commit(self): |
| 116 | + """Get short commit using same logic as the get_commit bash script. |
| 117 | +
|
| 118 | + Returns: |
| 119 | + short commit string |
| 120 | + """ |
| 121 | + try: |
| 122 | + # Check if COMMIT file exists in git root |
| 123 | + commit_file = self.git_root / "COMMIT" |
| 124 | + if commit_file.exists(): |
| 125 | + return commit_file.read_text().strip() |
| 126 | + |
| 127 | + # Check if git repo is clean |
| 128 | + status_output = ( |
| 129 | + subprocess.check_output( |
| 130 | + ["git", "status", "--porcelain"], stderr=subprocess.DEVNULL |
| 131 | + ) |
| 132 | + .decode() |
| 133 | + .strip() |
| 134 | + ) |
| 135 | + |
| 136 | + if status_output: |
| 137 | + self.log.info(f"git status:\n {status_output}") |
| 138 | + # Dirty repo or not a git repo |
| 139 | + return "local" |
| 140 | + else: |
| 141 | + # Clean repo - use git commit hash |
| 142 | + return ( |
| 143 | + subprocess.check_output( |
| 144 | + ["git", "rev-parse", "--short", "HEAD"], |
| 145 | + stderr=subprocess.DEVNULL, |
| 146 | + ) |
| 147 | + .decode() |
| 148 | + .strip() |
| 149 | + ) |
| 150 | + |
| 151 | + except subprocess.CalledProcessError: |
| 152 | + return "local" |
| 153 | + |
| 154 | + def get_cname(self, platform, features, arch): |
| 155 | + """Get canonical name (cname) for Garden Linux image. |
| 156 | +
|
| 157 | + Args: |
| 158 | + platform: Platform identifier (e.g., 'kvm', 'aws') |
| 159 | + features: List of features |
| 160 | + arch: Architecture ('amd64' or 'arm64') |
| 161 | +
|
| 162 | + Returns: |
| 163 | + Generated cname string |
| 164 | + """ |
| 165 | + # Get version and commit |
| 166 | + version = self.get_version() |
| 167 | + commit = self.get_short_commit() |
| 168 | + |
| 169 | + return f"{platform}-{features}-{arch}-{version}-{commit}" |
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