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measure: introduce support for a new ".profile" section

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This introduces the concept, and makes sure systemd-measure covers it.
See a later commit for details on the new section.
This commit is contained in:
Lennart Poettering 2024-06-28 19:48:32 +02:00
parent c334b9912a
commit 0f0bed8be6
3 changed files with 14 additions and 6 deletions
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12
man/systemd-measure.xml
View File

@ -76,9 +76,9 @@
kernel image consisting of the components specified with <option>--linux=</option>,
<option>--osrel=</option>, <option>--cmdline=</option>, <option>--initrd=</option>,
<option>--ucode=</option>, <option>--splash=</option>, <option>--dtb=</option>,
<option>--uname=</option>, <option>--sbat=</option>, <option>--pcrpkey=</option> see below. Only
<option>--linux=</option> is mandatory. (Alternatively, specify <option>--current</option> to use the
current values of PCR register 11 instead.)</para>
<option>--uname=</option>, <option>--sbat=</option>, <option>--pcrpkey=</option>,
<option>--profile=</option>, see below. Only <option>--linux=</option> is mandatory. (Alternatively,
specify <option>--current</option> to use the current values of PCR register 11 instead.)</para>
<xi:include href="version-info.xml" xpointer="v252"/>
</listitem>
@ -124,6 +124,7 @@
<term><option>--uname=<replaceable>PATH</replaceable></option></term>
<term><option>--sbat=<replaceable>PATH</replaceable></option></term>
<term><option>--pcrpkey=<replaceable>PATH</replaceable></option></term>
<term><option>--profile=<replaceable>PATH</replaceable></option></term>
<listitem><para>When used with the <command>calculate</command> or <command>sign</command> verb,
configures the files to read the unified kernel image components from. Each option corresponds with
@ -131,7 +132,10 @@
the path to the ELF kernel file that the unified PE kernel will wrap. All switches except
<option>--linux=</option> are optional. Each option may be used at most once.</para>
<xi:include href="version-info.xml" xpointer="v252"/></listitem>
<xi:include href="version-info.xml" xpointer="v252"/>
<para id="v257">With the exception of <option>--profile=</option>, which has been added in version
257.</para></listitem>
</varlistentry>
<varlistentry>

7
src/boot/measure.c
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@ -100,6 +100,7 @@ static int help(int argc, char *argv[], void *userdata) {
" --uname=PATH Path to 'uname -r' file %7$s .uname\n"
" --sbat=PATH Path to SBAT file %7$s .sbat\n"
" --pcrpkey=PATH Path to public key for PCR signatures %7$s .pcrpkey\n"
" --profile=PATH Path to profile file %7$s .profile\n"
"\nSee the %2$s for details.\n",
program_invocation_short_name,
link,
@ -142,8 +143,9 @@ static int parse_argv(int argc, char *argv[]) {
ARG_UNAME,
ARG_SBAT,
_ARG_PCRSIG, /* the .pcrsig section is not input for signing, hence not actually an argument here */
ARG_PCRPKEY,
_ARG_SECTION_LAST,
ARG_PCRPKEY = _ARG_SECTION_LAST,
ARG_PROFILE = _ARG_SECTION_LAST,
ARG_BANK,
ARG_PRIVATE_KEY,
ARG_PRIVATE_KEY_SOURCE,
@ -169,6 +171,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "uname", required_argument, NULL, ARG_UNAME },
{ "sbat", required_argument, NULL, ARG_SBAT },
{ "pcrpkey", required_argument, NULL, ARG_PCRPKEY },
{ "profile", required_argument, NULL, ARG_PROFILE },
{ "current", no_argument, NULL, 'c' },
{ "bank", required_argument, NULL, ARG_BANK },
{ "tpm2-device", required_argument, NULL, ARG_TPM2_DEVICE },
@ -188,7 +191,7 @@ static int parse_argv(int argc, char *argv[]) {
assert(argv);
/* Make sure the arguments list and the section list, stays in sync */
//assert_cc(_ARG_SECTION_FIRST + _UNIFIED_SECTION_MAX == _ARG_SECTION_LAST + 1);
assert_cc(_ARG_SECTION_FIRST + _UNIFIED_SECTION_MAX == _ARG_SECTION_LAST + 1);
while ((c = getopt_long(argc, argv, "hjc", options, NULL)) >= 0)
switch (c) {

1
tools/command_ignorelist
View File

@ -568,3 +568,4 @@ file-hierarchy.xml /refsect1[title="Home Directory"]/variablelist/varlistentry[t
file-hierarchy.xml /refsect1[title="Home Directory"]/variablelist/varlistentry[term="~/.local/lib/arch-id/"]
file-hierarchy.xml /refsect1[title="Home Directory"]/variablelist/varlistentry[term="~/.local/share/"]
file-hierarchy.xml /refsect1[title="Home Directory"]/variablelist/varlistentry[term="~/.local/state/"]
systemd-measure.xml /refsect1[title="Options"]/variablelist/varlistentry[term="--linux=PATH"]