Handle corrupt git clones

When cloning the git repo:
1. Try to clone
2. If there's already a build directory reset it
3. Check the clone is valid

If anything goes wrong during that process:
1. Delete the clone directory
2. Clone it again
3. Check the clone is valid

Raise any errors after that
This commit is contained in:
Donal McBreen
2024-05-27 11:11:51 +01:00
parent 10b8c826d8
commit 2c2053558a
6 changed files with 184 additions and 59 deletions

View File

@@ -9,10 +9,18 @@ class CliBuildTest < CliTestCase
end
test "push" do
with_build_directory do
with_build_directory do |build_directory|
Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
hook_variables = { version: 999, service_version: "app@999", hosts: "1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4", command: "build", subcommand: "push" }
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
run_command("push", "--verbose").tap do |output|
assert_hook_ran "pre-build", output, **hook_variables
assert_match /Cloning repo into build directory/, output
@@ -23,28 +31,33 @@ class CliBuildTest < CliTestCase
end
end
test "push reseting clone" do
with_build_directory do
test "push resetting clone" do
with_build_directory do |build_directory|
stub_setup
build_dir = "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}/kamal/"
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:docker, "--version", "&&", :docker, :buildx, "version")
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:docker, :buildx, :create, "--use", "--name", "kamal-app-multiarch")
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:docker, "--version", "&&", :docker, :buildx, "version")
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:mkdir, "-p", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}")
SSHKit::Backend::Abstract.any_instance.stubs(:execute)
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd)
.raises(SSHKit::Command::Failed.new("fatal: destination path 'kamal' already exists and is not an empty directory"))
.then
.returns(true)
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:git, "-C", build_dir, :remote, "set-url", :origin, Dir.pwd)
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:git, "-C", build_dir, :fetch, :origin)
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:git, "-C", build_dir, :reset, "--hard", Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:git, "-C", build_dir, :clean, "-fdx")
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :remote, "set-url", :origin, Dir.pwd)
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :fetch, :origin)
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :reset, "--hard", Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :clean, "-fdx")
SSHKit::Backend::Abstract.any_instance.stubs(:execute)
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with(:docker, :buildx, :build, "--push", "--platform", "linux/amd64,linux/arm64", "--builder", "kamal-app-multiarch", "-t", "dhh/app:999", "-t", "dhh/app:latest", "--label", "service=\"app\"", "--file", "Dockerfile", ".")
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
run_command("push", "--verbose").tap do |output|
assert_match /Cloning repo into build directory/, output
assert_match /Resetting local clone/, output
@@ -64,25 +77,65 @@ class CliBuildTest < CliTestCase
end
end
test "push without builder" do
with_build_directory do
test "push with corrupt clone" do
with_build_directory do |build_directory|
stub_setup
SSHKit::Backend::Abstract.any_instance.stubs(:execute)
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:docker, "--version", "&&", :docker, :buildx, "version")
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd)
.raises(SSHKit::Command::Failed.new("fatal: destination path 'kamal' already exists and is not an empty directory"))
.then
.returns(true)
.twice
SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :remote, "set-url", :origin, Dir.pwd)
.raises(SSHKit::Command::Failed.new("fatal: not a git repository"))
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
Dir.stubs(:chdir)
run_command("push", "--verbose") do |output|
assert_match /Cloning repo into build directory `#{build_directory}`\.\.\..*Cloning repo into build directory `#{build_directory}`\.\.\./, output
assert_match "Resetting local clone as `#{build_directory}` already exists...", output
assert_match "Error preparing clone: Failed to clone repo: fatal: not a git repository, deleting and retrying...", output
end
end
end
test "push without builder" do
with_build_directory do |build_directory|
stub_setup
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with(:docker, "--version", "&&", :docker, :buildx, "version")
SSHKit::Backend::Abstract.any_instance.stubs(:execute)
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with(:docker, :buildx, :create, "--use", "--name", "kamal-app-multiarch")
SSHKit::Backend::Abstract.any_instance.stubs(:execute)
SSHKit::Backend::Abstract.any_instance.expects(:execute)
.with { |*args| args[0..1] == [ :docker, :buildx ] }
.raises(SSHKit::Command::Failed.new("no builder"))
.then
.returns(true)
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with { |*args| args.first.start_with?("git") }
SSHKit::Backend::Abstract.any_instance.expects(:execute).with { |*args| args.first.start_with?("git") }
SSHKit::Backend::Abstract.any_instance.stubs(:execute).with(:mkdir, "-p", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}")
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
run_command("push").tap do |output|
assert_match /WARN Missing compatible builder, so creating a new one first/, output
@@ -183,7 +236,7 @@ class CliBuildTest < CliTestCase
build_directory = File.join Dir.tmpdir, "kamal-clones", "app-#{pwd_sha}", "kamal"
FileUtils.mkdir_p build_directory
FileUtils.touch File.join build_directory, "Dockerfile"
yield
yield build_directory + "/"
ensure
FileUtils.rm_rf build_directory
end

View File

@@ -108,6 +108,14 @@ class CliMainTest < CliTestCase
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_debug)
.with(:stat, ".kamal/locks/app", ">", "/dev/null", "&&", :cat, ".kamal/locks/app/details", "|", :base64, "-d")
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
assert_raises(Kamal::Cli::LockError) do
run_command("deploy")
end
@@ -129,6 +137,14 @@ class CliMainTest < CliTestCase
.with { |*arg| arg[0..1] == [ :mkdir, ".kamal/locks/app" ] }
.raises(SocketError, "getaddrinfo: nodename nor servname provided, or not known")
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :"rev-parse", :HEAD)
.returns(Kamal::Git.revision)
SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
.with(:git, "-C", anything, :status, "--porcelain")
.returns("")
assert_raises(SSHKit::Runner::ExecuteError) do
run_command("deploy")
end