1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
var mkdir = require("mkdirp")
, assert = require("assert")
, git = require("../utils/git.js")
, once = require("once")
, fs = require("graceful-fs")
, log = require("npmlog")
, path = require("path")
, url = require("url")
, chownr = require("chownr")
, zlib = require("zlib")
, which = require("which")
, crypto = require("crypto")
, chmodr = require("chmodr")
, npm = require("../npm.js")
, rm = require("../utils/gently-rm.js")
, inflight = require("inflight")
, locker = require("../utils/locker.js")
, lock = locker.lock
, unlock = locker.unlock
, getCacheStat = require("./get-stat.js")
, addLocalTarball = require("./add-local-tarball.js")
// 1. cacheDir = path.join(cache,'_git-remotes',sha1(u))
// 2. checkGitDir(cacheDir) ? 4. : 3. (rm cacheDir if necessary)
// 3. git clone --mirror u cacheDir
// 4. cd cacheDir && git fetch -a origin
// 5. git archive /tmp/random.tgz
// 6. addLocalTarball(/tmp/random.tgz) <gitref> --format=tar --prefix=package/
// silent flag is used if this should error quietly
module.exports = function addRemoteGit (u, parsed, silent, cb_) {
assert(typeof u === "string", "must have git URL")
assert(typeof parsed === "object", "must have parsed query")
assert(typeof cb_ === "function", "must have callback")
function cb (er, data) {
unlock(u, function () { cb_(er, data) })
}
cb_ = inflight(u, cb_)
if (!cb_) return
// git is so tricky!
// if the path is like ssh://foo:22/some/path then it works, but
// it needs the ssh://
// If the path is like ssh://foo:some/path then it works, but
// only if you remove the ssh://
var origUrl = u
u = u.replace(/^git\+/, "")
.replace(/#.*$/, "")
// ssh paths that are scp-style urls don't need the ssh://
if (parsed.pathname.match(/^\/?:/)) {
u = u.replace(/^ssh:\/\//, "")
}
lock(u, function (er) {
if (er) return cb(er)
// figure out what we should check out.
var co = parsed.hash && parsed.hash.substr(1) || "master"
var v = crypto.createHash("sha1").update(u).digest("hex").slice(0, 8)
v = u.replace(/[^a-zA-Z0-9]+/g, '-') + '-' + v
log.verbose("addRemoteGit", [u, co])
var p = path.join(npm.config.get("cache"), "_git-remotes", v)
checkGitDir(p, u, co, origUrl, silent, function(er, data) {
chmodr(p, npm.modes.file, function(erChmod) {
if (er) return cb(er, data)
return cb(erChmod, data)
})
})
})
}
function checkGitDir (p, u, co, origUrl, silent, cb) {
fs.stat(p, function (er, s) {
if (er) return cloneGitRemote(p, u, co, origUrl, silent, cb)
if (!s.isDirectory()) return rm(p, function (er){
if (er) return cb(er)
cloneGitRemote(p, u, co, origUrl, silent, cb)
})
var args = [ "config", "--get", "remote.origin.url" ]
var env = gitEnv()
// check for git
git.whichAndExec(args, {cwd: p, env: env}, function (er, stdout, stderr) {
var stdoutTrimmed = (stdout + "\n" + stderr).trim()
if (er || u !== stdout.trim()) {
log.warn( "`git config --get remote.origin.url` returned "
+ "wrong result ("+u+")", stdoutTrimmed )
return rm(p, function (er){
if (er) return cb(er)
cloneGitRemote(p, u, co, origUrl, silent, cb)
})
}
log.verbose("git remote.origin.url", stdoutTrimmed)
archiveGitRemote(p, u, co, origUrl, cb)
})
})
}
function cloneGitRemote (p, u, co, origUrl, silent, cb) {
mkdir(p, function (er) {
if (er) return cb(er)
var args = [ "clone", "--mirror", u, p ]
var env = gitEnv()
// check for git
git.whichAndExec(args, {cwd: p, env: env}, function (er, stdout, stderr) {
stdout = (stdout + "\n" + stderr).trim()
if (er) {
if (silent) {
log.verbose("git clone " + u, stdout)
} else {
log.error("git clone " + u, stdout)
}
return cb(er)
}
log.verbose("git clone " + u, stdout)
archiveGitRemote(p, u, co, origUrl, cb)
})
})
}
function archiveGitRemote (p, u, co, origUrl, cb) {
var archive = [ "fetch", "-a", "origin" ]
var resolve = [ "rev-list", "-n1", co ]
var env = gitEnv()
var resolved = null
var tmp
git.whichAndExec(archive, {cwd: p, env: env}, function (er, stdout, stderr) {
stdout = (stdout + "\n" + stderr).trim()
if (er) {
log.error("git fetch -a origin ("+u+")", stdout)
return cb(er)
}
log.verbose("git fetch -a origin ("+u+")", stdout)
tmp = path.join(npm.tmp, Date.now()+"-"+Math.random(), "tmp.tgz")
verifyOwnership()
})
function verifyOwnership() {
if (process.platform === "win32") {
log.silly("verifyOwnership", "skipping for windows")
resolveHead()
} else {
getCacheStat(function(er, cs) {
if (er) {
log.error("Could not get cache stat")
return cb(er)
}
chownr(p, cs.uid, cs.gid, function(er) {
if (er) {
log.error("Failed to change folder ownership under npm cache for %s", p)
return cb(er)
}
resolveHead()
})
})
}
}
function resolveHead () {
git.whichAndExec(resolve, {cwd: p, env: env}, function (er, stdout, stderr) {
stdout = (stdout + "\n" + stderr).trim()
if (er) {
log.error("Failed resolving git HEAD (" + u + ")", stderr)
return cb(er)
}
log.verbose("git rev-list -n1 " + co, stdout)
var parsed = url.parse(origUrl)
parsed.hash = stdout
resolved = url.format(parsed)
// https://github.com/npm/npm/issues/3224
// node incorrectly sticks a / at the start of the path
// We know that the host won't change, so split and detect this
var spo = origUrl.split(parsed.host)
var spr = resolved.split(parsed.host)
if (spo[1].charAt(0) === ':' && spr[1].charAt(0) === '/')
spr[1] = spr[1].slice(1)
resolved = spr.join(parsed.host)
log.verbose('resolved git url', resolved)
next()
})
}
function next () {
mkdir(path.dirname(tmp), function (er) {
if (er) return cb(er)
var gzip = zlib.createGzip({ level: 9 })
var args = ["archive", co, "--format=tar", "--prefix=package/"]
var out = fs.createWriteStream(tmp)
var env = gitEnv()
cb = once(cb)
var cp = git.spawn(args, { env: env, cwd: p })
cp.on("error", cb)
cp.stderr.on("data", function(chunk) {
log.silly(chunk.toString(), "git archive")
})
cp.stdout.pipe(gzip).pipe(out).on("close", function() {
addLocalTarball(tmp, null, null, function(er, data) {
if (data) data._resolved = resolved
cb(er, data)
})
})
})
}
}
var gitEnv_
function gitEnv () {
// git responds to env vars in some weird ways in post-receive hooks
// so don't carry those along.
if (gitEnv_) return gitEnv_
gitEnv_ = {}
for (var k in process.env) {
if (!~['GIT_PROXY_COMMAND','GIT_SSH','GIT_SSL_NO_VERIFY'].indexOf(k) && k.match(/^GIT/)) continue
gitEnv_[k] = process.env[k]
}
return gitEnv_
}
|
