def populate() -> None:
setup_yaml = os.path.join(get_project(create_dir_if_missing=True),
"setup.yaml")
if os.path.exists(setup_yaml):
command.fail("setup.yaml already exists")
resource.copy_to("setup.yaml", setup_yaml)
print("filled out setup.yaml")
def mode_serial(includedir, cddir, inclusion):
resource.copy_to("isolinux.cfg.serial",
os.path.join(cddir, "isolinux.cfg"))
def gen_iso(iso_image, authorized_key, mode=None):
with tempfile.TemporaryDirectory() as d:
inclusion = []
with open(os.path.join(d, "dns_bootstrap_lines"), "w") as outfile:
outfile.write(setup.dns_bootstrap_lines())
inclusion += ["dns_bootstrap_lines"]
util.copy(authorized_key, os.path.join(d, "authorized.pub"))
util.writefile(os.path.join(d, "keyservertls.pem"),
authority.get_pubkey_by_filename("./server.pem"))
resource.copy_to("postinstall.sh", os.path.join(d, "postinstall.sh"))
os.chmod(os.path.join(d, "postinstall.sh"), 0o755)
inclusion += ["authorized.pub", "keyservertls.pem", "postinstall.sh"]
for variant in configuration.KEYCLIENT_VARIANTS:
util.writefile(os.path.join(d, "keyclient-%s.yaml" % variant),
configuration.get_keyclient_yaml(variant).encode())
inclusion.append("keyclient-%s.yaml" % variant)
resource.copy_to("sshd_config", os.path.join(d, "sshd_config.new"))
preseeded = resource.get_resource("preseed.cfg.in")
generated_password = util.pwgen(20)
creation_time = datetime.datetime.now().isoformat()
git_hash = get_git_version().encode()
add_password_to_log(generated_password, creation_time)
print("generated password added to log")
preseeded = preseeded.replace(b"{{HASH}}",
util.mkpasswd(generated_password))
preseeded = preseeded.replace(b"{{BUILDDATE}}", creation_time.encode())
preseeded = preseeded.replace(b"{{GITHASH}}", git_hash)
mirror = configuration.get_config().mirror
if mirror.count("/") < 1 or mirror.count(".") < 1:
command.fail(
"invalid mirror specification '%s'; must be of the form HOST.NAME/PATH"
)
mirror_host, mirror_dir = mirror.split("/", 1)
preseeded = preseeded.replace(b"{{MIRROR-HOST}}", mirror_host.encode())
preseeded = preseeded.replace(b"{{MIRROR-DIR}}",
("/" + mirror_dir).encode())
realm = configuration.get_config().realm
preseeded = preseeded.replace(b"{{KERBEROS-REALM}}", realm.encode())
cidr_nodes, upstream_dns_servers = configuration.get_config(
).cidr_nodes, configuration.get_config().dns_upstreams
node_cidr_prefix = ".".join(str(cidr_nodes.ip).split(".")[:-1]) + "."
preseeded = preseeded.replace(b"{{IP-PREFIX}}",
node_cidr_prefix.encode())
node_cidr_gateway = cidr_nodes.gateway()
preseeded = preseeded.replace(b"{{GATEWAY}}",
str(node_cidr_gateway).encode())
node_cidr_netmask = cidr_nodes.netmask()
preseeded = preseeded.replace(b"{{NETMASK}}",
str(node_cidr_netmask).encode())
preseeded = preseeded.replace(
b"{{NAMESERVERS}}",
" ".join(str(server_ip)
for server_ip in upstream_dns_servers).encode())
util.writefile(os.path.join(d, "preseed.cfg"), preseeded)
inclusion += ["sshd_config.new", "preseed.cfg"]
for package_name, (short_filename,
package_bytes) in packages.verified_download_full(
PACKAGES).items():
assert "/" not in short_filename, "invalid package name: %s for %s" % (
short_filename, package_name)
assert short_filename.startswith(
package_name +
"_"), "invalid package name: %s for %s" % (short_filename,
package_name)
assert short_filename.endswith(
"_amd64.deb"), "invalid package name: %s for %s" % (
short_filename, package_name)
util.writefile(os.path.join(d, short_filename), package_bytes)
inclusion.append(short_filename)
cddir = os.path.join(d, "cd")
os.mkdir(cddir)
subprocess.check_call(
["bsdtar", "-C", cddir, "-xzf", "/usr/share/homeworld/debian.iso"])
subprocess.check_call(["chmod", "+w", "--recursive", cddir])
if mode is not None:
if mode not in MODES:
command.fail("no such ISO mode: %s" % mode)
MODES[mode](d, cddir, inclusion)
with gzip.open(os.path.join(cddir, "initrd.gz"), "ab") as f:
subprocess.run(["cpio", "--create", "--format=newc"],
check=True,
stdout=f,
input="".join("%s\n" % filename
for filename in inclusion).encode(),
cwd=d)
files_for_md5sum = subprocess.check_output(
["find", ".", "-follow", "-type", "f", "-print0"],
cwd=cddir).decode().split("\0")
assert files_for_md5sum.pop() == ""
md5s = subprocess.check_output(["md5sum", "--"] + files_for_md5sum,
cwd=cddir)
util.writefile(os.path.join(cddir, "md5sum.txt"), md5s)
temp_iso = os.path.join(d, "temp.iso")
subprocess.check_call([
"xorriso", "-as", "mkisofs", "-quiet", "-o", temp_iso, "-r", "-J",
"-c", "boot.cat", "-b", "isolinux.bin", "-no-emul-boot",
"-boot-load-size", "4", "-boot-info-table", cddir
])
subprocess.check_call(["isohybrid", "-h", "64", "-s", "32", temp_iso])
util.copy(temp_iso, iso_image)
def gen_iso(iso_image, authorized_key, cdpack=None):
with tempfile.TemporaryDirectory() as d:
inclusion = []
util.copy(authorized_key, os.path.join(d, "authorized.pub"))
util.writefile(os.path.join(d, "keyservertls.pem"),
authority.get_pubkey_by_filename("./server.pem"))
resource.copy_to("postinstall.sh", os.path.join(d, "postinstall.sh"))
os.chmod(os.path.join(d, "postinstall.sh"), 0o755)
inclusion += ["authorized.pub", "keyservertls.pem", "postinstall.sh"]
for variant in configuration.KEYCLIENT_VARIANTS:
util.writefile(os.path.join(d, "keyclient-%s.yaml" % variant),
configuration.get_keyclient_yaml(variant).encode())
inclusion.append("keyclient-%s.yaml" % variant)
resource.copy_to("sshd_config", os.path.join(d, "sshd_config.new"))
preseeded = resource.get_resource("preseed.cfg.in")
generated_password = util.pwgen(20)
add_password_to_log(generated_password)
print("generated password added to log")
preseeded = preseeded.replace(b"{{HASH}}",
util.mkpasswd(generated_password))
util.writefile(os.path.join(d, "preseed.cfg"), preseeded)
inclusion += ["sshd_config.new", "preseed.cfg"]
for package_name, (short_filename,
package_bytes) in packages.verified_download_full(
PACKAGES).items():
assert "/" not in short_filename, "invalid package name: %s for %s" % (
short_filename, package_name)
assert short_filename.startswith(
package_name +
"_"), "invalid package name: %s for %s" % (short_filename,
package_name)
assert short_filename.endswith(
"_amd64.deb"), "invalid package name: %s for %s" % (
short_filename, package_name)
util.writefile(os.path.join(d, short_filename), package_bytes)
inclusion.append(short_filename)
if cdpack is not None:
subprocess.check_call(["tar", "-C", d, "-xzf", cdpack, "cd"])
else:
subprocess.check_output(
["tar", "-C", d, "-xz", "cd"],
input=resource.get_resource("debian-9.2.0-cdpack.tgz"))
subprocess.check_output([
"cpio", "--create", "--append", "--format=newc", "--file=cd/initrd"
],
input="".join(
"%s\n" % filename
for filename in inclusion).encode(),
cwd=d)
subprocess.check_call(["gzip", os.path.join(d, "cd/initrd")])
files_for_md5sum = subprocess.check_output(
["find", ".", "-follow", "-type", "f", "-print0"],
cwd=os.path.join(d, "cd")).decode().split("\0")
assert files_for_md5sum.pop() == ""
md5s = subprocess.check_output(["md5sum", "--"] + files_for_md5sum,
cwd=os.path.join(d, "cd"))
util.writefile(os.path.join(d, "cd", "md5sum.txt"), md5s)
subprocess.check_call([
"genisoimage", "-quiet", "-o", iso_image, "-r", "-J",
"-no-emul-boot", "-boot-load-size", "4", "-boot-info-table", "-b",
"isolinux.bin", "-c", "isolinux.cat",
os.path.join(d, "cd")
])
