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tbranyentbranyen
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Moved the test installer to main install.
1 parent bae2093 commit 5e679b4

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+163
-283
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+163
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‎install.js‎

Lines changed: 163 additions & 102 deletions
Original file line numberDiff line numberDiff line change
@@ -2,119 +2,180 @@
22
var fs = require('fs');
33
var path = require('path');
44
var zlib = require('zlib');
5+
var exec = require('child_process').exec;
56

67
// Third-party modules.
78
var Q = require('q');
89
var request = require('request');
910
var tar = require('tar');
1011
var which = require('which');
12+
var rimraf = require('rimraf');
1113

12-
// Build options.
13-
var options = {
14-
// Normalize the libgit2 build directory.
15-
libgit2build: path.join(__dirname, 'vendor/libgit2/build')
16-
};
14+
// This will take in an object and find any matching keys in the environment
15+
// to use as overrides.
16+
//
17+
// ENV variables:
18+
//
19+
// PKG: Location of `package.json` sans `.json`.
20+
// LIBGIT2: Location of libgit2 source.
21+
// BUILD: Location of nodegit build directory.
22+
function envOverride(obj) {
23+
// Look through all keys.
24+
return Object.keys(obj).reduce(function(obj, key) {
25+
var normalize = key.toUpperCase();
1726

18-
function shpassthru() {
19-
passthru.apply(null, ['/bin/sh', '-c'].concat(Array.prototype.slice.call(arguments)));
27+
// Check for process environment existence.
28+
if (normalize in process.env) {
29+
obj[key] = process.env[normalize];
30+
}
31+
32+
return obj;
33+
}, obj);
2034
}
2135

22-
function envpassthru() {
23-
passthru.apply(null, ['/usr/bin/env'].concat(Array.prototype.slice.call(arguments)));
36+
// Convert to the correct system path.
37+
function systemPath(parts) {
38+
return parts.join(path.sep);
2439
}
2540

26-
var updateSubmodules = function(mainCallback) {
27-
console.log('[nodegit] Downloading libgit2 dependency.');
28-
async.series([26
29-
function(callback) {
30-
envpassthru('git', 'submodule', 'init', callback);
31-
}, function(callback) {
32-
envpassthru('git', 'submodule', 'update', callback);
33-
}
34-
], function(error) {
35-
if (error) process.exit(error);
36-
mainCallback();
37-
});
38-
};
39-
40-
var checkoutDependencies = function(mainCallback) {
41-
console.log('[nodegit] Downloading libgit2 dependency.');
42-
var commit = 'e953c1606d0d7aea680c9b19db0b955b34ae63c2';
43-
44-
var url = 'https://github.com/libgit2/libgit2/tarball/'+ commit;
45-
var path = __dirname + '/vendor/libgit2/';
46-
request({
47-
url: url
48-
}).pipe(zlib.createUnzip()).pipe(tar.Extract({
49-
path: path,
50-
strip: true
51-
})).on('end', function() {
52-
mainCallback();
53-
});
54-
};
55-
56-
Q.ninvoke(which, "python2").
57-
58-
async.series([
59-
function checkPython2Exists(callback) {
60-
exec('which python2',
61-
function (error) {
62-
if (!error) {
63-
pythonExecutable = 'python2';
64-
callback();
65-
return;
66-
}
67-
// python2 is not available, check for python
68-
exec('which python', function(error) {
69-
if (error) {
70-
throw new Error('Python is required to build libgit2');
71-
}
72-
callback();
73-
});
74-
});
75-
76-
},
77-
function prepareLibgit2Repository(callback) {
78-
// Check for presence of .git folder
79-
fs.exists(__dirname + '/.git', function(exists) {
80-
if (exists) {
81-
updateSubmodules(callback);
82-
} else {
83-
checkoutDependencies(callback);
84-
}
85-
});
86-
},
87-
function deleteExistingLibgit2BuildFolder(callback) {
88-
// fs.exists(libgit2BuildDirectory, function(exists) {
89-
// if (exists) {
90-
// fs.remove(libgit2BuildDirectory, callback);
91-
// } else {
92-
callback();
93-
// }
94-
// });
95-
},
96-
function createLibgit2BuildDirectory(callback) {
97-
console.log('[nodegit] Building libgit2 dependency.');
98-
fs.mkdirs(libgit2BuildDirectory, callback);
99-
},
100-
function configureLibgit2(callback) {
101-
envpassthru('cmake', '-DTHREADSAFE=1', '-DBUILD_CLAR=0', '..', {
102-
cwd: libgit2BuildDirectory
103-
}, callback);
104-
},
105-
function buildLibgit2(callback) {
106-
envpassthru('cmake', '--build', '.', {
107-
cwd: libgit2BuildDirectory
108-
}, callback);
109-
},
110-
function configureNodegit(callback) {
111-
console.log('[nodegit] Building native module.');
112-
// shpassthru('node-gyp configure --python python2 --debug', callback);
113-
shpassthru('node-gyp configure --python ' + pythonExecutable, callback);
114-
},
115-
function buildNodegit(callback) {
116-
shpassthru('node-gyp build', callback);
41+
// Will be used near the end to configure `node-gyp`.
42+
var python, cmake;
43+
44+
// Common reusable paths that can be overwritten by environment variables.
45+
var paths = envOverride({
46+
pkg: __dirname + '/package',
47+
libgit2: __dirname + '/vendor/libgit2/',
48+
build: __dirname + '/vendor/libgit2/build/',
49+
});
50+
51+
// Load the package.json.
52+
var pkg = require(paths.pkg);
53+
54+
// Ensure all dependencies are available.
55+
var dependencies = Q.allSettled([
56+
// This will prioritize `python2` over `python`, because we always want to
57+
// work with Python 2.* if it's available.
58+
Q.nfcall(which, 'python2'),
59+
Q.nfcall(which, 'python'),
60+
61+
// Check for any version of CMake.
62+
Q.nfcall(which, 'cmake'),
63+
])
64+
65+
// Determine if all the dependency requirements are met.
66+
.then(function(results) {
67+
console.info('[nodegit] Determining dependencies.');
68+
69+
// Assign to reusable variables.
70+
python = results[0].value || results[1].value;
71+
cmake = results[2].value;
72+
73+
// Missing Python.
74+
if (!python) {
75+
throw new Error('Python is required to build libgit2.');
76+
}
77+
78+
// Missing CMake.
79+
if (!cmake) {
80+
throw new Error('CMake is required to build libgit2.');
81+
}
82+
83+
// Now lets check the Python version to ensure it's < 3.
84+
return Q.nfcall(exec, python + ' --version').then(function(version) {
85+
if (version[1].indexOf('Python 3') === 0) {
86+
throw new Error('Incorrect version of Python, gyp requires < 3.');
11787
}
118-
], function handleError(error) {
119-
if(error) process.exit(error);
88+
});
89+
})
90+
91+
// Display a warning message about missing dependencies.
92+
.fail(function(message) {
93+
console.info('[nodegit] Failed to build nodegit.');
94+
console.info(message);
95+
96+
throw new Error(message);
97+
})
98+
99+
// Successfully found all dependencies. First step is to clean the vendor
100+
// directory.
101+
.then(function() {
102+
console.info('[nodegit] Removing vendor/libgit2.');
103+
104+
return Q.ninvoke(rimraf, null, paths.libgit2);
105+
})
106+
107+
// Now fetch the libgit2 source from GitHub.
108+
.then(function() {
109+
console.info('[nodegit] Fetching vendor/libgit2.');
110+
111+
var url = 'https://github.com/libgit2/libgit2/tarball/'+ pkg.libgit2;
112+
113+
var extract = tar.Extract({
114+
path: paths.libgit2,
115+
strip: true
116+
});
117+
118+
// First extract from Zlib and then extract from Tar.
119+
var expand = request.get(url).pipe(zlib.createUnzip()).pipe(extract);
120+
121+
return Q.ninvoke(expand, 'on', 'end');
122+
})
123+
124+
// Fetch completed successfully.
125+
.then(function() {
126+
console.info('[nodegit] Creating vendor/libgit2/build.');
127+
128+
return Q.ninvoke(fs, 'mkdir', paths.build);
129+
})
130+
131+
// Configure libgit2.
132+
.then(function() {
133+
console.info('[nodegit] Configuring libgit2.');
134+
135+
return Q.nfcall(exec, 'cmake -DTHREADSAFE=1 -DBUILD_CLAR=0 ..', {
136+
cwd: paths.build
137+
});
138+
}).fail(function(err) {
139+
console.error(err);
140+
})
141+
142+
// Build libgit2.
143+
.then(function() {
144+
console.info('[nodegit] Building libgit2.');
145+
146+
return Q.nfcall(exec, 'cmake --build .', {
147+
cwd: paths.build
148+
});
149+
})
150+
151+
.then(function() {
152+
console.info('[nodegit] Configuring native node module.');
153+
154+
return Q.nfcall(exec, systemPath([
155+
'.', 'node_modules', '.bin', 'node-gyp configure --python ' + python
156+
]), {
157+
cwd: '.'
158+
});
159+
})
160+
161+
.then(function() {
162+
console.info('[nodegit] Building native node module.');
163+
164+
return Q.nfcall(exec, systemPath([
165+
'.', 'node_modules', '.bin', 'node-gyp build ' + python
166+
]), {
167+
cwd: '.'
168+
});
169+
})
170+
171+
// Display a warning message about failing to build native node module.
172+
.fail(function(message) {
173+
console.info('[nodegit] Failed to build nodegit.');
174+
console.info(message);
175+
176+
throw new Error(message);
177+
})
178+
179+
.then(function() {
180+
console.info('[nodegit] Completed installation successfully.');
120181
});

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