[unstable][PATCH linux-signed v2 5/9] UBUNTU: [Packaging] generate-control: split into functions

Agathe Porte agathe.porte at canonical.com
Wed Oct 30 13:19:52 UTC 2024


Split the full script into functions. This simplifies the understanding
of what the script is doing and in which order.

Signed-off-by: Agathe Porte <agathe.porte at canonical.com>
---
 debian/scripts/generate-control | 356 +++++++++++++++++---------------
 1 file changed, 193 insertions(+), 163 deletions(-)

diff --git a/debian/scripts/generate-control b/debian/scripts/generate-control
index 2e3e2d7..7f94a54 100755
--- a/debian/scripts/generate-control
+++ b/debian/scripts/generate-control
@@ -17,167 +17,197 @@ from config import Signing
 
 signing = Signing.load("debian/package.config")
 
-for line in sys.stdin.readlines():
-    line = line.replace("@SRCPKGNAME@", source_name)
-    line = line.replace("@SERIES@", series)
-    if "@DEPENDS@" in line:
-        for flavour, archs in signing.flavour_archs:
-            print(
-                f' linux-image-unsigned-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(archs)}],'
-            )
-            print(
-                f' linux-buildinfo-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(archs)}],'
-            )
-        # generate-only build-depends with a profile (activated by parameterise-ancillaries)
-        uci_archs = set()
-        for _, archs in signing.package_flavour_archs("cvm"):
-            uci_archs.update(archs)
-        for _, archs in signing.package_flavour_archs("uc"):
-            uci_archs.update(archs)
-        if uci_archs:
-            print(
-                f' ubuntu-core-initramfs [{" ".join(sorted(uci_archs))}] <pkg.linux-generate>,'
-            )
-        print(f" {generate_name} (= {source_version}) <!pkg.linux-generate>,")
-        for flavour, archs in signing.package_flavour_archs("extra"):
-            # ubuntu-core-initramfs sometime needs extra modules https://bugs.launchpad.net/bugs/2032760
-            print(
-                f' linux-modules-extra-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(sorted(archs))}]  <pkg.linux-generate>,'
-            )
-        efi_archs = set()
-        for (arch, flavour), (stype, binary) in signing.arch_flavour_data:
-            if stype == "efi":
-                efi_archs.update([arch])
-        if efi_archs:
-            print(f' sbsigntool [{" ".join(sorted(efi_archs))}],')
-        # For HMACs
-        print(f" openssl,")
-    else:
-        print(line, end="")
-
-for flavour, archs in signing.package_flavour_archs("image"):
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-{abi_version}-{flavour}
-        Architecture: {" ".join(archs)}
-        Depends: ${{unsigned:Depends}}
-        Recommends: ${{unsigned:Recommends}}
-        Suggests: ${{unsigned:Suggests}}
-        Conflicts: ${{unsigned:Conflicts}}
-        Provides: ${{unsigned:Provides}}
-        Built-Using: {unsigned_name} (= {unsigned_version})
-        Description: Signed kernel image {flavour}
-         A kernel image for {flavour}.  This version of it is signed with
-         Canonical's signing key.
-        """
-        ).rstrip()
-    )
-for flavour, archs in signing.package_flavour_archs("di"):
-    print(
-        dedent(
-            f"""\
-
-        Package: kernel-signed-image-{abi_version}-{flavour}-di
-        Package-Type: udeb
-        Section: debian-installer
-        Priority: extra
-        Provides: kernel-signed-image
-        Architecture: {" ".join(archs)}
-        Built-Using: {unsigned_name} (= {unsigned_version})
-        Description: Signed kernel image {flavour} for the Debian installer
-         A kernel image for {flavour}.  This version of it is signed with
-         Canonical's UEFI signing key.  It is intended for the Debian installer,
-         it does _not_ provide a usable kernel for your full Debian system.
-    """
-        ).rstrip()
-    )
-for flavour, archs in signing.package_flavour_archs("hmac"):
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-hmac-{abi_version}-{flavour}
-        Build-Profiles: <!stage1>
-        Architecture: {" ".join(archs)}
-        Section: kernel
-        Priority: optional
-        Depends: ${{misc:Depends}}, ${{shlibs:Depends}}, linux-image-{abi_version}-{flavour}
-        Suggests: fips-initramfs-generic
-        Description: HMAC file for linux kernel image {abi_version}-{flavour}
-         This package contains the HMAC file for Linux kernel image for version
-         {abi_version}-{flavour}
-        """
-        ).rstrip()
-    )
-for flavour, archs in signing.package_flavour_archs("cvm"):
-    # Mostly similar to image, but we don't have recommands nor conflicts
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-{abi_version}-{flavour}-fde
-        Architecture: {" ".join(archs)}
-        Depends: ${{unsigned:Depends}}
-        Recommends: ${{cvm:Recommends}}
-        Suggests: ${{unsigned:Suggests}}
-        Conflicts: ${{cvm:Conflicts}}
-        Provides: ${{unsigned:Provides}}
-        Built-Using: {unsigned_name} (= {unsigned_version})
-        Description: Signed kernel image {flavour} for CVM
-         A kernel image for {flavour}.  This version of it is signed with
-         Canonical's signing key.
-        """
-        ).rstrip()
-    )
-for flavour, archs in signing.package_flavour_archs("uc"):
-    depends = f"linux-modules-{abi_version}-{flavour}"
-    for extra_flavour, extra_archs in signing.package_flavour_archs("extra"):
-        if extra_flavour == flavour:
-            depends += f", linux-modules-extra-{abi_version}-{flavour} [{' '.join(sorted(extra_archs))}]"
-    # Mostly similar to image, but we don't have recommands nor conflicts
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-uc-{abi_version}-{flavour}
-        Architecture: {" ".join(archs)}
-        Depends: {depends}
-        Built-Using: {unsigned_name} (= {unsigned_version})
-        Description: Signed kernel image {flavour} for Ubuntu Core
-         A kernel image for {flavour}.  This version of it is signed with
-         Canonical's signing key.
-        """
-        ).rstrip()
-    )
-# XXX: all dbgsym packages _must_ be at the end of debian/control else the
-# build will hang forever on the builder.
-for flavour, archs in signing.package_flavour_archs("image"):
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-{abi_version}-{flavour}-dbgsym
-        Section: devel
-        Architecture: {" ".join(archs)}
-        Depends: linux-image-unsigned-{abi_version}-{flavour}-dbgsym
-        Description: Signed kernel image {flavour}
-         A link to the debugging symbols for the {flavour} signed kernel.
-        """
-        ).rstrip()
-    )
-for flavour, archs in signing.package_flavour_archs("cvm"):
-    print(
-        dedent(
-            f"""\
-
-        Package: linux-image-{abi_version}-{flavour}-fde-dbgsym
-        Section: devel
-        Architecture: {" ".join(archs)}
-        Depends: linux-image-unsigned-{abi_version}-{flavour}-dbgsym
-        Description: Signed kernel image {flavour} for CVM (debug)
-         A link to the debugging symbols for the {flavour} signed kernel.
+
+def gen_depends_uci():
+    uci_archs = set()
+    for _, archs in signing.package_flavour_archs("cvm"):
+        uci_archs.update(archs)
+    for _, archs in signing.package_flavour_archs("uc"):
+        uci_archs.update(archs)
+    if uci_archs:
+        print(
+            f' ubuntu-core-initramfs [{" ".join(sorted(uci_archs))}] <pkg.linux-generate>,'
+        )
+
+
+def gen_depends_efi():
+    efi_archs = set()
+    for (arch, flavour), (stype, binary) in signing.arch_flavour_data:
+        if stype == "efi":
+            efi_archs.update([arch])
+    if efi_archs:
+        print(f' sbsigntool [{" ".join(sorted(efi_archs))}],')
+
+
+def gen_depends():
+    for flavour, archs in signing.flavour_archs:
+        print(
+            f' linux-image-unsigned-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(archs)}],'
+        )
+        print(
+            f' linux-buildinfo-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(archs)}],'
+        )
+    # generate-only build-depends with a profile (activated by parameterise-ancillaries)
+    gen_depends_uci()
+    print(f" {generate_name} (= {source_version}) <!pkg.linux-generate>,")
+    for flavour, archs in signing.package_flavour_archs("extra"):
+        # ubuntu-core-initramfs sometime needs extra modules https://bugs.launchpad.net/bugs/2032760
+        print(
+            f' linux-modules-extra-{abi_version}-{flavour} (= {unsigned_version}) [{" ".join(sorted(archs))}]  <pkg.linux-generate>,'
+        )
+    gen_depends_efi()
+    # For HMACs
+    print(f" openssl,")
+
+
+def replace_placeholders():
+    for line in sys.stdin.readlines():
+        line = line.replace("@SRCPKGNAME@", source_name)
+        line = line.replace("@SERIES@", series)
+        if "@DEPENDS@" in line:
+            gen_depends()
+        else:
+            print(line, end="")
+
+
+def gen_binpkgs():
+    for flavour, archs in signing.package_flavour_archs("image"):
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-{abi_version}-{flavour}
+            Architecture: {" ".join(archs)}
+            Depends: ${{unsigned:Depends}}
+            Recommends: ${{unsigned:Recommends}}
+            Suggests: ${{unsigned:Suggests}}
+            Conflicts: ${{unsigned:Conflicts}}
+            Provides: ${{unsigned:Provides}}
+            Built-Using: {unsigned_name} (= {unsigned_version})
+            Description: Signed kernel image {flavour}
+             A kernel image for {flavour}.  This version of it is signed with
+             Canonical's signing key.
+            """
+            ).rstrip()
+        )
+    for flavour, archs in signing.package_flavour_archs("di"):
+        print(
+            dedent(
+                f"""\
+
+            Package: kernel-signed-image-{abi_version}-{flavour}-di
+            Package-Type: udeb
+            Section: debian-installer
+            Priority: extra
+            Provides: kernel-signed-image
+            Architecture: {" ".join(archs)}
+            Built-Using: {unsigned_name} (= {unsigned_version})
+            Description: Signed kernel image {flavour} for the Debian installer
+             A kernel image for {flavour}.  This version of it is signed with
+             Canonical's UEFI signing key.  It is intended for the Debian installer,
+             it does _not_ provide a usable kernel for your full Debian system.
         """
-        ).rstrip()
-    )
+            ).rstrip()
+        )
+    for flavour, archs in signing.package_flavour_archs("hmac"):
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-hmac-{abi_version}-{flavour}
+            Build-Profiles: <!stage1>
+            Architecture: {" ".join(archs)}
+            Section: kernel
+            Priority: optional
+            Depends: ${{misc:Depends}}, ${{shlibs:Depends}}, linux-image-{abi_version}-{flavour}
+            Suggests: fips-initramfs-generic
+            Description: HMAC file for linux kernel image {abi_version}-{flavour}
+             This package contains the HMAC file for Linux kernel image for version
+             {abi_version}-{flavour}
+            """
+            ).rstrip()
+        )
+    for flavour, archs in signing.package_flavour_archs("cvm"):
+        # Mostly similar to image, but we don't have recommands nor conflicts
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-{abi_version}-{flavour}-fde
+            Architecture: {" ".join(archs)}
+            Depends: ${{unsigned:Depends}}
+            Recommends: ${{cvm:Recommends}}
+            Suggests: ${{unsigned:Suggests}}
+            Conflicts: ${{cvm:Conflicts}}
+            Provides: ${{unsigned:Provides}}
+            Built-Using: {unsigned_name} (= {unsigned_version})
+            Description: Signed kernel image {flavour} for CVM
+             A kernel image for {flavour}.  This version of it is signed with
+             Canonical's signing key.
+            """
+            ).rstrip()
+        )
+    for flavour, archs in signing.package_flavour_archs("uc"):
+        depends = f"linux-modules-{abi_version}-{flavour}"
+        for extra_flavour, extra_archs in signing.package_flavour_archs("extra"):
+            if extra_flavour == flavour:
+                depends += f", linux-modules-extra-{abi_version}-{flavour} [{' '.join(sorted(extra_archs))}]"
+        # Mostly similar to image, but we don't have recommands nor conflicts
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-uc-{abi_version}-{flavour}
+            Architecture: {" ".join(archs)}
+            Depends: {depends}
+            Built-Using: {unsigned_name} (= {unsigned_version})
+            Description: Signed kernel image {flavour} for Ubuntu Core
+             A kernel image for {flavour}.  This version of it is signed with
+             Canonical's signing key.
+            """
+            ).rstrip()
+        )
+
+
+def gen_dbgsym_binpkgs():
+    for flavour, archs in signing.package_flavour_archs("image"):
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-{abi_version}-{flavour}-dbgsym
+            Section: devel
+            Architecture: {" ".join(archs)}
+            Depends: linux-image-unsigned-{abi_version}-{flavour}-dbgsym
+            Description: Signed kernel image {flavour}
+             A link to the debugging symbols for the {flavour} signed kernel.
+            """
+            ).rstrip()
+        )
+    for flavour, archs in signing.package_flavour_archs("cvm"):
+        print(
+            dedent(
+                f"""\
+
+            Package: linux-image-{abi_version}-{flavour}-fde-dbgsym
+            Section: devel
+            Architecture: {" ".join(archs)}
+            Depends: linux-image-unsigned-{abi_version}-{flavour}-dbgsym
+            Description: Signed kernel image {flavour} for CVM (debug)
+             A link to the debugging symbols for the {flavour} signed kernel.
+            """
+            ).rstrip()
+        )
+
+
+def main():
+    replace_placeholders()
+    gen_binpkgs()
+
+    # XXX: all dbgsym packages _must_ be at the end of debian/control else the
+    # build will hang forever on the builder.
+    gen_dbgsym_binpkgs()
+
+
+if __name__ == "__main__":
+    main()
-- 
2.45.2




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