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opkg: Make opkg understand old md5
Opkg now uses sha256 by default and expects them. Making it optionally understand md5s also and detect md5 sum so we can migrate from configuration that used md5. Signed-off-by: Michal Hrusecky <Michal.Hrusecky@nic.cz> SVN-Revision: 48867
This commit is contained in:
John Crispin
parent
7d008e8bf0
commit
61c839ddd7
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@ -12,7 +12,7 @@ include $(INCLUDE_DIR)/feeds.mk
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PKG_NAME:=opkg
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PKG_REV:=9c97d5ecd795709c8584e972bfdf3aee3a5b846d
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PKG_VERSION:=$(PKG_REV)
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PKG_RELEASE:=10
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PKG_RELEASE:=11
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PKG_SOURCE_PROTO:=git
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PKG_SOURCE_VERSION:=$(PKG_REV)
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@ -43,6 +43,7 @@ define Package/opkg/Default
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TITLE:=opkg package manager
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DEPENDS:=+uclient-fetch
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URL:=http://wiki.openmoko.org/wiki/Opkg
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MENU:=1
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endef
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define Package/opkg/Default/description
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@ -55,6 +56,16 @@ define Package/opkg/Default/description
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opkg knows how to install both .ipk and .deb packages.
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endef
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define Package/opkg/config
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config OPKG_SUPPORT_MD5
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bool
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default n
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depends on PACKAGE_opkg
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prompt "Support reading old md5 hashes."
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help
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Old opkg used md5s, new uses sha. This options enables understanding both while prefering sha.
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endef
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define Package/opkg
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$(call Package/opkg/Default)
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VARIANT:=unsigned
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@ -84,6 +95,16 @@ define Package/opkg-smime/description
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This package allows the Package index to be verified with S/MIME.
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endef
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define Package/opkg-smime/config
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config OPKG_SMIME_SUPPORT_MD5
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bool
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default n
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depends on PACKAGE_opkg-smime
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prompt "Support reading old md5 hashes."
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help
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Old opkg used md5s, new uses sha. This options enables understanding both while prefering sha.
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endef
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Package/opkg-smime/conffiles = $(Package/opkg/conffiles)
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TARGET_CFLAGS += -ffunction-sections -fdata-sections
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@ -97,11 +118,21 @@ CONFIGURE_ARGS += \
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--with-opkglockfile=/var/lock/opkg.lock
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ifeq ($(BUILD_VARIANT),smime)
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CONFIGURE_ARGS += --enable-openssl --disable-usign
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CONFIGURE_ARGS += --enable-openssl --disable-usign
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ifeq ($(CONFIG_OPKG_SMIME_SUPPORT_MD5),y)
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CONFIGURE_ARGS += --enable-md5
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else
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CONFIGURE_ARGS += --disable-md5
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endif
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else
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ifndef CONFIG_SIGNED_PACKAGES
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CONFIGURE_ARGS += --disable-usign
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endif
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ifeq ($(CONFIG_OPKG_SUPPORT_MD5),y)
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CONFIGURE_ARGS += --enable-md5
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else
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CONFIGURE_ARGS += --disable-md5
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endif
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endif
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MAKE_FLAGS = \
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@ -1,6 +1,6 @@
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--- a/libopkg/conffile.c
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+++ b/libopkg/conffile.c
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@@ -36,7 +36,7 @@
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@@ -36,7 +36,7 @@ void conffile_deinit(conffile_t *conffil
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int conffile_has_been_modified(conffile_t *conffile)
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{
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@ -9,7 +9,7 @@
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char *filename = conffile->name;
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char *root_filename;
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int ret = 1;
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@@ -48,16 +48,19 @@
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@@ -48,16 +48,23 @@ int conffile_has_been_modified(conffile_
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root_filename = root_filename_alloc(filename);
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@ -19,7 +19,11 @@
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- opkg_msg(INFO, "Conffile %s:\n\told md5=%s\n\tnew md5=%s\n",
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- conffile->name, md5sum, conffile->value);
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+#ifdef HAVE_MD5
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+ chksum = file_md5sum_alloc(root_filename);
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+ if(conffile->value && strlen(conffile->value) > 33) {
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+ chksum = file_sha256sum_alloc(root_filename);
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+ } else {
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+ chksum = file_md5sum_alloc(root_filename);
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+ }
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+#else
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+ chksum = file_sha256sum_alloc(root_filename);
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+#endif
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@ -48,7 +52,7 @@
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#include "libbb/libbb.h"
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#if defined HAVE_SHA256
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@@ -135,6 +137,7 @@
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@@ -135,6 +137,7 @@ file_mkdir_hier(const char *path, long m
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return make_directory(path, mode, FILEUTILS_RECUR);
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}
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@ -56,7 +60,7 @@
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char *file_md5sum_alloc(const char *file_name)
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{
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static const int md5sum_bin_len = 16;
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@@ -180,6 +183,7 @@
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@@ -180,6 +183,7 @@ char *file_md5sum_alloc(const char *file
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return md5sum_hex;
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}
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@ -66,7 +70,7 @@
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char *file_sha256sum_alloc(const char *file_name)
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--- a/libopkg/opkg_install.c
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+++ b/libopkg/opkg_install.c
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@@ -1082,7 +1082,7 @@
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@@ -1082,7 +1082,7 @@ resolve_conffiles(pkg_t *pkg)
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conffile_list_elt_t *iter;
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conffile_t *cf;
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char *cf_backup;
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@ -75,26 +79,27 @@
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if (conf->noaction) return 0;
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@@ -1093,7 +1093,11 @@
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@@ -1093,7 +1093,7 @@ resolve_conffiles(pkg_t *pkg)
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/* Might need to initialize the md5sum for each conffile */
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if (cf->value == NULL) {
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+#ifdef HAVE_MD5
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cf->value = file_md5sum_alloc(root_filename);
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+#else
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- cf->value = file_md5sum_alloc(root_filename);
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+ cf->value = file_sha256sum_alloc(root_filename);
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+#endif
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}
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if (!file_exists(root_filename)) {
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@@ -1105,8 +1109,12 @@
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@@ -1105,8 +1105,16 @@ resolve_conffiles(pkg_t *pkg)
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if (file_exists(cf_backup)) {
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/* Let's compute md5 to test if files are changed */
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- md5sum = file_md5sum_alloc(cf_backup);
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- if (md5sum && cf->value && strcmp(cf->value,md5sum) != 0 ) {
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+#ifdef HAVE_MD5
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+ chksum = file_md5sum_alloc(cf_backup);
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+ if(cf->value && strlen(cf->value) > 33) {
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+ chksum = file_sha256sum_alloc(cf_backup);
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+ } else {
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+ chksum = file_md5sum_alloc(cf_backup);
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+ }
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+#else
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+ chksum = file_sha256sum_alloc(cf_backup);
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+#endif
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@ -102,7 +107,7 @@
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if (conf->force_maintainer) {
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opkg_msg(NOTICE, "Conffile %s using maintainer's setting.\n",
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cf_backup);
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@@ -1123,8 +1131,8 @@
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@@ -1123,8 +1131,8 @@ resolve_conffiles(pkg_t *pkg)
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}
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}
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unlink(cf_backup);
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@ -113,7 +118,7 @@
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}
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free(cf_backup);
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@@ -1323,6 +1331,7 @@
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@@ -1323,6 +1331,7 @@ opkg_install_pkg(pkg_t *pkg, int from_up
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}
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#endif
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@ -121,7 +126,7 @@
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/* Check for md5 values */
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if (pkg->md5sum)
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{
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@@ -1346,6 +1355,7 @@
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@@ -1346,6 +1355,7 @@ opkg_install_pkg(pkg_t *pkg, int from_up
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if (file_md5)
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free(file_md5);
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}
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@ -131,7 +136,7 @@
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/* Check for sha256 value */
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--- a/libopkg/Makefile.am
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+++ b/libopkg/Makefile.am
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@@ -25,13 +25,16 @@
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@@ -25,13 +25,16 @@ opkg_list_sources = conffile.c conffile.
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pkg_src.c pkg_src.h pkg_src_list.c pkg_src_list.h \
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str_list.c str_list.h void_list.c void_list.h \
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active_list.c active_list.h list.h
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@ -151,11 +156,23 @@
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endif
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--- a/configure.ac
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+++ b/configure.ac
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@@ -72,6 +72,7 @@
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@@ -68,10 +68,19 @@ AC_ARG_ENABLE(sha256,
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(sha256.{c,h} are GPLv3 licensed) [[default=no]] ]),
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[want_sha256="$enableval"], [want_sha256="no"])
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+AC_ARG_ENABLE(md5,
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+ AC_HELP_STRING([--enable-md5], [Enable md5sum check
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+ (md5.{c,h} are GPLv3 licensed) [[default=no]] ]),
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+ [want_md5="$enableval"], [want_md5="yes"])
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+
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if test "x$want_sha256" = "xyes"; then
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AC_DEFINE(HAVE_SHA256, 1, [Define if you want sha256 support])
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fi
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+if test "x$want_md5" = "xyes"; then
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+ AC_DEFINE(HAVE_MD5, 1, [Define if you want md5 support])
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+fi
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AM_CONDITIONAL(HAVE_SHA256, test "x$want_sha256" = "xyes")
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+AM_CONDITIONAL(HAVE_MD5, test "x$want_sha256" = "xno")
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+AM_CONDITIONAL(HAVE_MD5, test "x$want_md5" = "xyes")
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# check for openssl
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AC_ARG_ENABLE(openssl,
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