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Fix cp from readonly source #870

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Merged
merged 3 commits into from
Jul 10, 2018
Merged

Fix cp from readonly source #870

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fa4f29a
Fix: copy recursively from read only location. (fixes #98)
Fransz Nov 13, 2016
aef3f8b
fix async bug, change test to use skipOnWin
nfischer Jul 4, 2018
bedc538
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nfischer Jul 4, 2018
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8 changes: 6 additions & 2 deletions src/cp.js
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Original file line number Diff line number Diff line change
Expand Up @@ -99,8 +99,7 @@ function cpdirSyncRecursive(sourceDir, destDir, currentDepth, opts) {
// Create the directory where all our junk is moving to; read the mode of the
// source directory and mirror it
try {
var checkDir = common.statFollowLinks(sourceDir);
fs.mkdirSync(destDir, checkDir.mode);
fs.mkdirSync(destDir);
} catch (e) {
// if the directory already exists, that's okay
if (e.code !== 'EEXIST') throw e;
Expand Down Expand Up @@ -151,6 +150,11 @@ function cpdirSyncRecursive(sourceDir, destDir, currentDepth, opts) {
}
}
} // for files

// finally change the mode for the newly created directory (otherwise, we
// couldn't add files to a read-only directory).
var checkDir = common.statFollowLinks(sourceDir);
fs.chmodSync(destDir, checkDir.mode);
} // cpdirSyncRecursive

// Checks if cureent file was created recently
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24 changes: 24 additions & 0 deletions test/cp.js
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Expand Up @@ -756,3 +756,27 @@ test('should not overwrite recently created files (not give error no-force mode)
// Ensure First file is copied
t.is(shell.cat(`${t.context.tmp}/file1`).toString(), 'test1');
});

// cp -R should be able to copy a readonly src (issue #98).
// On Windows, chmod acts VERY differently so skip these tests for now
test('cp -R should be able to copy a readonly src. issue #98; (Non window platforms only)', t => {
utils.skipOnWin(t, () => {
shell.cp('-r', 'test/resources/cp', t.context.tmp);
shell.chmod('555', `${t.context.tmp}/cp/`);
shell.chmod('555', `${t.context.tmp}/cp/dir_a`);
shell.chmod('555', `${t.context.tmp}/cp/dir_b`);
shell.chmod('555', `${t.context.tmp}/cp/a`);

const result = shell.cp('-r', `${t.context.tmp}/cp`, `${t.context.tmp}/cp_cp`);
t.falsy(shell.error());
t.falsy(result.stderr);
t.is(result.code, 0);

t.is(shell.ls('-R', `${t.context.tmp}/cp`) + '', shell.ls('-R', `${t.context.tmp}/cp_cp`) + '');
t.is(fs.statSync(`${t.context.tmp}/cp_cp`).mode & parseInt('777', 8), parseInt('555', 8));
t.is(fs.statSync(`${t.context.tmp}/cp_cp/dir_a`).mode & parseInt('777', 8), parseInt('555', 8));
t.is(fs.statSync(`${t.context.tmp}/cp_cp/a`).mode & parseInt('777', 8), parseInt('555', 8));

shell.chmod('-R', '755', t.context.tmp);
});
});