diff options
Diffstat (limited to 'RepSys/layout.py')
| -rw-r--r-- | RepSys/layout.py | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/RepSys/layout.py b/RepSys/layout.py deleted file mode 100644 index fb50acd..0000000 --- a/RepSys/layout.py +++ /dev/null @@ -1,207 +0,0 @@ -""" Handles repository layout scheme and package URLs.""" - -import os -import urlparse - -from RepSys import Error, config -from RepSys.svn import SVN - -__all__ = ["package_url", "checkout_url", "repository_url", "get_url_revision"] - -def layout_dirs(): - devel_branch = config.get("global", "trunk-dir", "cooker/") - devel_branch = os.path.normpath(devel_branch) - branches_dir = config.get("global", "branches-dir", "updates/") - branches_dir = os.path.normpath(branches_dir) - return devel_branch, branches_dir - -def get_url_revision(url, retrieve=True): - """Get the revision from a given URL - - If the URL contains an explicit revision number (URL@REV), just use it - without even checking if the revision really exists. - - The parameter retrieve defines whether it must ask the SVN server for - the revision number or not when it is not found in the URL. - """ - url, rev = split_url_revision(url) - if rev is None and retrieve: - # if no revspec was found, ask the server - svn = SVN() - rev = svn.revision(url) - return rev - -def unsplit_url_revision(url, rev): - if rev is None: - newurl = url - else: - parsed = list(urlparse.urlparse(url)) - path = os.path.normpath(parsed[2]) - parsed[2] = path + "@" + str(rev) - newurl = urlparse.urlunparse(parsed) - return newurl - -def split_url_revision(url): - """Returns a tuple (url, rev) from an subversion URL with @REV - - If the revision is not present in the URL, rev is None. - """ - parsed = list(urlparse.urlparse(url)) - path = os.path.normpath(parsed[2]) - dirs = path.rsplit("/", 1) - lastname = dirs[-1] - newname = lastname - index = lastname.rfind("@") - rev = None - if index != -1: - newname = lastname[:index] - rawrev = lastname[index+1:] - if rawrev: - try: - rev = int(rawrev) - if rev < 0: - raise ValueError - except ValueError: - raise Error, "invalid revision specification on URL: %s" % url - dirs[-1] = newname - newpath = "/".join(dirs) - parsed[2] = newpath - newurl = urlparse.urlunparse(parsed) - return newurl, rev - -def checkout_url(pkgdirurl, branch=None, version=None, release=None, - releases=False, pristine=False, append_path=None): - """Get the URL of a branch of the package, defaults to current/ - - It tries to preserve revisions in the format @REV. - """ - parsed = list(urlparse.urlparse(pkgdirurl)) - path, rev = split_url_revision(parsed[2]) - if releases: - path = os.path.normpath(path + "/releases") - elif version: - assert release is not None - path = os.path.normpath(path + "/releases/" + version + "/" + release) - elif pristine: - path = os.path.join(path, "pristine") - elif branch: - path = os.path.join(path, "branches", branch) - else: - path = os.path.join(path, "current") - if append_path: - path = os.path.join(path, append_path) - path = unsplit_url_revision(path, rev) - parsed[2] = path - newurl = urlparse.urlunparse(parsed) - return newurl - -def convert_default_parent(url): - """Removes the cooker/ component from the URL""" - parsed = list(urlparse.urlparse(url)) - path = os.path.normpath(parsed[2]) - rest, last = os.path.split(path) - parsed[2] = rest - newurl = urlparse.urlunparse(parsed) - return newurl - -def remove_current(pkgdirurl): - parsed = list(urlparse.urlparse(pkgdirurl)) - path = os.path.normpath(parsed[2]) - rest, last = os.path.split(path) - if last == "current": - # FIXME this way we will not allow packages to be named "current" - path = rest - parsed[2] = path - newurl = urlparse.urlunparse(parsed) - return newurl - -def repository_url(mirrored=False): - url = None - if mirrored and config.getbool("global", "use-mirror", "yes"): - url = config.get("global", "mirror") - if url is None: - url = config.get("global", "repository") - if not url: - # compatibility with the default_parent configuration option - default_parent = config.get("global", "default_parent") - if default_parent is None: - raise Error, "you need to set the 'repository' " \ - "configuration option on repsys.conf" - url = convert_default_parent(default_parent) - return url - -def package_url(name_or_url, version=None, release=None, distro=None, - mirrored=True): - """Returns a tuple with the absolute package URL and its name - - @name_or_url: name, relative path, or URL of the package. In case it is - a URL, the URL will just be 'normalized'. - @version: the version to be fetched from releases/ (requires release) - @release: the release number to be fetched from releases/$version/ - @distro: the name of the repository branch inside updates/ - @mirrored: return an URL based on the mirror repository, if enabled - """ - from RepSys import mirror - if "://" in name_or_url: - pkgdirurl = mirror.normalize_path(name_or_url) - pkgdirurl = remove_current(pkgdirurl) - if mirror.using_on(pkgdirurl) and not mirrored: - pkgdirurl = mirror.relocate_path(mirror.mirror_url(), - repository_url(), pkgdirurl) - else: - name = name_or_url - devel_branch, branches_dir = layout_dirs() - if distro or "/" in name: - default_branch = branches_dir - if distro: - default_branch = os.path.join(default_branch, distro) - else: - default_branch = devel_branch # cooker - path = os.path.join(default_branch, name) - parsed = list(urlparse.urlparse(repository_url(mirrored=mirrored))) - parsed[2] = os.path.join(parsed[2], path) - pkgdirurl = urlparse.urlunparse(parsed) - return pkgdirurl - -def package_name(pkgdirurl): - """Returns the package name from a package URL - - It takes care of revision numbers""" - parsed = urlparse.urlparse(pkgdirurl) - path, rev = split_url_revision(parsed[2]) - rest, name = os.path.split(path) - return name - -def package_spec_url(pkgdirurl, *args, **kwargs): - """Returns the URL of the specfile of a given package URL - - The parameters are the same used by checkout_url, except append_path. - """ - kwargs["append_path"] = "SPECS/" + package_name(pkgdirurl) + ".spec" - specurl = checkout_url(pkgdirurl, *args, **kwargs) - return specurl - -def distro_branch(pkgdirurl): - """Tries to guess the distro branch name from a package URL""" - from RepSys.mirror import same_base - found = None - repo = repository_url() - if same_base(repo, pkgdirurl): - devel_branch, branches_dir = layout_dirs() - repo_path = urlparse.urlparse(repo)[2] - devel_path = os.path.join(repo_path, devel_branch) - branches_path = os.path.join(repo_path, branches_dir) - parsed = urlparse.urlparse(pkgdirurl) - path = os.path.normpath(parsed[2]) - if path.startswith(devel_path): - # devel_branch must be before branches_dir in order to allow - # devel_branch to be inside branches_dir, as in /branches/cooker - _, found = os.path.split(devel_branch) - elif path.startswith(branches_path): - comps = path.split("/") - if branches_path == "/": - found = comps[1] - elif len(comps) >= 2: # must be at least branch/pkgname - found = comps[branches_path.count("/")+1] - return found - |