Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/sshrepo.py @ 4661:a7e9b6b1adeb
Backed out changeset cfa477946181824f4c769580ebf59710090ba08a
Only printenv was changed, not the actual execution of hooks.
And not setting an empty value might cause problems on platforms
which can't always remove variables from the environment.
author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Thu, 21 Jun 2007 10:00:59 +0200 |
parents | 6b4127c7d52a |
children | 664a1c312972 6d5ed61c508c |
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# sshrepo.py - ssh repository proxy class for mercurial # # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. from node import * from remoterepo import * from i18n import _ import hg, os, re, stat, util class sshrepository(remoterepository): def __init__(self, ui, path, create=0): self._url = path self.ui = ui m = re.match(r'^ssh://(([^@]+)@)?([^:/]+)(:(\d+))?(/(.*))?$', path) if not m: self.raise_(hg.RepoError(_("couldn't parse location %s") % path)) self.user = m.group(2) self.host = m.group(3) self.port = m.group(5) self.path = m.group(7) or "." args = self.user and ("%s@%s" % (self.user, self.host)) or self.host args = self.port and ("%s -p %s") % (args, self.port) or args sshcmd = self.ui.config("ui", "ssh", "ssh") remotecmd = self.ui.config("ui", "remotecmd", "hg") if create: cmd = '%s %s "%s init %s"' cmd = cmd % (sshcmd, args, remotecmd, self.path) ui.note('running %s\n' % cmd) res = os.system(cmd) if res != 0: self.raise_(hg.RepoError(_("could not create remote repo"))) self.validate_repo(ui, sshcmd, args, remotecmd) def url(self): return self._url def validate_repo(self, ui, sshcmd, args, remotecmd): # cleanup up previous run self.cleanup() cmd = '%s %s "%s -R %s serve --stdio"' cmd = cmd % (sshcmd, args, remotecmd, self.path) ui.note('running %s\n' % cmd) self.pipeo, self.pipei, self.pipee = os.popen3(cmd, 'b') # skip any noise generated by remote shell self.do_cmd("hello") r = self.do_cmd("between", pairs=("%s-%s" % ("0"*40, "0"*40))) lines = ["", "dummy"] max_noise = 500 while lines[-1] and max_noise: l = r.readline() self.readerr() if lines[-1] == "1\n" and l == "\n": break if l: ui.debug(_("remote: "), l) lines.append(l) max_noise -= 1 else: self.raise_(hg.RepoError(_("no suitable response from remote hg"))) self.capabilities = () lines.reverse() for l in lines: if l.startswith("capabilities:"): self.capabilities = l[:-1].split(":")[1].split() break def readerr(self): while 1: size = util.fstat(self.pipee).st_size if size == 0: break l = self.pipee.readline() if not l: break self.ui.status(_("remote: "), l) def raise_(self, exception): self.cleanup() raise exception def cleanup(self): try: self.pipeo.close() self.pipei.close() # read the error descriptor until EOF for l in self.pipee: self.ui.status(_("remote: "), l) self.pipee.close() except: pass __del__ = cleanup def do_cmd(self, cmd, **args): self.ui.debug(_("sending %s command\n") % cmd) self.pipeo.write("%s\n" % cmd) for k, v in args.items(): self.pipeo.write("%s %d\n" % (k, len(v))) self.pipeo.write(v) self.pipeo.flush() return self.pipei def call(self, cmd, **args): r = self.do_cmd(cmd, **args) l = r.readline() self.readerr() try: l = int(l) except: self.raise_(util.UnexpectedOutput(_("unexpected response:"), l)) return r.read(l) def lock(self): self.call("lock") return remotelock(self) def unlock(self): self.call("unlock") def lookup(self, key): d = self.call("lookup", key=key) success, data = d[:-1].split(" ", 1) if int(success): return bin(data) else: self.raise_(hg.RepoError(data)) def heads(self): d = self.call("heads") try: return map(bin, d[:-1].split(" ")) except: self.raise_(util.UnexpectedOutput(_("unexpected response:"), d)) def branches(self, nodes): n = " ".join(map(hex, nodes)) d = self.call("branches", nodes=n) try: br = [ tuple(map(bin, b.split(" "))) for b in d.splitlines() ] return br except: self.raise_(util.UnexpectedOutput(_("unexpected response:"), d)) def between(self, pairs): n = "\n".join(["-".join(map(hex, p)) for p in pairs]) d = self.call("between", pairs=n) try: p = [ l and map(bin, l.split(" ")) or [] for l in d.splitlines() ] return p except: self.raise_(util.UnexpectedOutput(_("unexpected response:"), d)) def changegroup(self, nodes, kind): n = " ".join(map(hex, nodes)) return self.do_cmd("changegroup", roots=n) def changegroupsubset(self, bases, heads, kind): bases = " ".join(map(hex, bases)) heads = " ".join(map(hex, heads)) return self.do_cmd("changegroupsubset", bases=bases, heads=heads) def unbundle(self, cg, heads, source): d = self.call("unbundle", heads=' '.join(map(hex, heads))) if d: self.raise_(hg.RepoError(_("push refused: %s") % d)) while 1: d = cg.read(4096) if not d: break self.pipeo.write(str(len(d)) + '\n') self.pipeo.write(d) self.readerr() self.pipeo.write('0\n') self.pipeo.flush() self.readerr() d = self.pipei.readline() if d != '\n': return 1 l = int(self.pipei.readline()) r = self.pipei.read(l) if not r: return 1 return int(r) def addchangegroup(self, cg, source, url): d = self.call("addchangegroup") if d: self.raise_(hg.RepoError(_("push refused: %s") % d)) while 1: d = cg.read(4096) if not d: break self.pipeo.write(d) self.readerr() self.pipeo.flush() self.readerr() l = int(self.pipei.readline()) r = self.pipei.read(l) if not r: return 1 return int(r) def stream_out(self): return self.do_cmd('stream_out') instance = sshrepository