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Generate a normal copy when installing a symlink of a directory #199

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Generate a normal copy when installing a symlink of a directory #199

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5 changes: 3 additions & 2 deletions lib/instance_agent/plugins/codedeploy/installer.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,7 @@ def generate_instructions(application_specification)
fi.source)

log(:debug, "generating instructions for copying #{fi.source} to #{fi.destination}")
if File.directory?(absolute_source_path)
if File.directory?(absolute_source_path) && !File.symlink?(absolute_source_path)
fill_in_missing_ancestors(i, fi.destination)
generate_directory_copy(i, absolute_source_path, fi.destination)
else
Expand Down Expand Up @@ -108,7 +108,8 @@ def generate_directory_copy(i, absolute_source_path, destination)
absolute_source_path = absolute_source_path.force_encoding("UTF-8");
absolute_entry_path = File.join(absolute_source_path, entry)
entry_destination = File.join(destination, entry)
if File.directory?(absolute_entry_path)

if File.directory?(absolute_entry_path) && !File.symlink?(absolute_entry_path)
generate_directory_copy(i, absolute_entry_path, entry_destination)
else
generate_normal_copy(i, absolute_entry_path, entry_destination)
Expand Down
87 changes: 87 additions & 0 deletions test/instance_agent/plugins/codedeploy/installer_test.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -255,6 +255,93 @@ class CodeDeployPluginInstallerTest < InstanceAgentTestCase

end # "regular files"

context "symbolic links" do

setup do
@app_spec
.stubs(:files)
.returns([stub(:source => "src1",
:destination => "dst1")])

File.stubs(:directory?).returns(false)
File.stubs(:directory?).with("dst1").returns(true)

File.stubs(:exists?).returns(false)
File.stubs(:exists?).with("dst1").returns(true)

@command_sequence = sequence("commands")
end

should "generate a copy command for the source file if it is a symbolic link of a regular file" do
File.stubs(:directory?).with("deploy-archive-dir/src1").returns(false)
File.stubs(:symlink?).with("deploy-archive-dir/src1").returns(true)

@instruction_builder
.expects(:copy)
.with("deploy-archive-dir/src1", "dst1/src1")
.in_sequence(@command_sequence)

@installer.install(@deployment_group_id, @app_spec)
end

should "generate a copy command instead of a mkdir command for the source file if it is a symbolic link of a directory" do
File.stubs(:directory?).with("deploy-archive-dir/src1").returns(true)
File.stubs(:symlink?).with("deploy-archive-dir/src1").returns(true)

@instruction_builder
.expects(:mkdir)
.with("dst1/src1")
.never
@instruction_builder
.expects(:copy)
.with("deploy-archive-dir/src1", "dst1/src1")
.in_sequence(@command_sequence)

@installer.install(@deployment_group_id, @app_spec)
end

should "generate a copy command if the file inside the source directory is a symbolic link of a regular file" do
File.stubs(:directory?).with("deploy-archive-dir/src1").returns(true)
File.stubs(:symlink?).with("deploy-archive-dir/src1").returns(false)
Dir.stubs(:entries)
.with("deploy-archive-dir/src1")
.returns([".", "..", "foo"])

File.stubs(:directory?).with("deploy-archive-dir/src1/foo").returns(false)
File.stubs(:symlink?).with("deploy-archive-dir/src1/foo").returns(true)

@instruction_builder
.expects(:copy)
.with("deploy-archive-dir/src1/foo", "dst1/foo")
.in_sequence(@command_sequence)

@installer.install(@deployment_group_id, @app_spec)
end

should "generate a copy command instead of a mkdir command if the file inside the source directory is a symbolic link of a directory" do
File.stubs(:directory?).with("deploy-archive-dir/src1").returns(true)
File.stubs(:symlink?).with("deploy-archive-dir/src1").returns(false)
Dir.stubs(:entries)
.with("deploy-archive-dir/src1")
.returns([".", "..", "foo"])

File.stubs(:directory?).with("deploy-archive-dir/src1/foo").returns(true)
File.stubs(:symlink?).with("deploy-archive-dir/src1/foo").returns(true)

@instruction_builder
.expects(:mkdir)
.with("dst1/foo")
.never
@instruction_builder
.expects(:copy)
.with("deploy-archive-dir/src1/foo", "dst1/foo")
.in_sequence(@command_sequence)

@installer.install(@deployment_group_id, @app_spec)
end

end # "symlinks"

context "directories" do

setup do
Expand Down