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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=XqAVhc AcU7BOMV6HTXVuUHX2VCtFFbQNAhtk73uXXcg=; b=ap5pOQeMwYLvL624KGR0EY 0ElmlnodV5HWd0J5X6LrumjQ2QlQVG6w6MA/SgvfoS+iJZUe8s1pq+Yi8L/EXrUG /GI8Fr0R+inUy3mse+ti3aQED7joYqUDCIXLYlnPU7R9LrsLbIzll7XyzOaNnu2E 7CF1DWd4BlHLXJedIhHJhQHAhL2kPhUEaOC1XOeJhk5fxY5+h+OpNGtq6+ehnlvY BoxhdQmFq5v/23mnukE9YvZdpKgcQhCpXWdiWCIQBqQ9/VUh6ZV2IhxTyO+iaB9V ucOGJ6s002yLFXdz6Lk4wKk5zJ9BFsmqDj2QhEc+KcTPdqhX7h/nbYvFRRvT1ZHg == From: Stefan Berger To: devel@lists.libvirt.org Subject: [PATCH v3 01/10] conf: Move TPM emulator parameters into own struct Date: Fri, 18 Oct 2024 16:24:05 -0400 Message-ID: <20241018202414.2430136-2-stefanb@linux.ibm.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241018202414.2430136-1-stefanb@linux.ibm.com> References: <20241018202414.2430136-1-stefanb@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: NWAKuUvp45FqRffg2nLVlkEv3vDKiLOT X-Proofpoint-ORIG-GUID: NWAKuUvp45FqRffg2nLVlkEv3vDKiLOT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxscore=0 spamscore=0 priorityscore=1501 phishscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 bulkscore=0 malwarescore=0 lowpriorityscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410180130 Content-Transfer-Encoding: quoted-printable Message-ID-Hash: FBB6DRZFG23XLYJHTDFRDBWF3HK2QPX7 X-Message-ID-Hash: FBB6DRZFG23XLYJHTDFRDBWF3HK2QPX7 X-MailFrom: stefanb@linux.ibm.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-config-1; header-match-config-2; header-match-config-3; header-match-devel.lists.libvirt.org-0 CC: marcandre.lureau@redhat.com, Stefan Berger X-Mailman-Version: 3.2.2 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1729283142858116600 Content-Type: text/plain; charset="utf-8" To avoid passing TPM emulator parameters around individually, move them into a structure and pass around the structure. Reviewed-by: Marc-Andr=C3=A9 Lureau Signed-off-by: Stefan Berger --- v3: - Made virDomainTPMEmulatorDef first parameter to functions - Applied Marc-Andr=C3=A9's R-b --- src/conf/domain_conf.h | 24 +++++++++-------- src/conf/virconftypes.h | 2 ++ src/qemu/qemu_tpm.c | 58 ++++++++++++++--------------------------- 3 files changed, 35 insertions(+), 49 deletions(-) diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index a15af4fae3..e5aee3c2cf 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1465,6 +1465,18 @@ typedef enum { =20 #define VIR_DOMAIN_TPM_DEFAULT_DEVICE "/dev/tpm0" =20 +struct _virDomainTPMEmulatorDef { + virDomainTPMVersion version; + virDomainChrSourceDef *source; + char *storagepath; + char *logfile; + unsigned int debug; + unsigned char secretuuid[VIR_UUID_BUFLEN]; + bool hassecretuuid; + bool persistent_state; + virBitmap *activePcrBanks; +}; + struct _virDomainTPMDef { virObject *privateData; =20 @@ -1475,17 +1487,7 @@ struct _virDomainTPMDef { struct { virDomainChrSourceDef *source; } passthrough; - struct { - virDomainTPMVersion version; - virDomainChrSourceDef *source; - char *storagepath; - char *logfile; - unsigned int debug; - unsigned char secretuuid[VIR_UUID_BUFLEN]; - bool hassecretuuid; - bool persistent_state; - virBitmap *activePcrBanks; - } emulator; + virDomainTPMEmulatorDef emulator; struct { virDomainChrSourceDef *source; } external; diff --git a/src/conf/virconftypes.h b/src/conf/virconftypes.h index f18ebcca10..59be61cea4 100644 --- a/src/conf/virconftypes.h +++ b/src/conf/virconftypes.h @@ -234,6 +234,8 @@ typedef struct _virDomainAudioDef virDomainAudioDef; =20 typedef struct _virDomainTPMDef virDomainTPMDef; =20 +typedef struct _virDomainTPMEmulatorDef virDomainTPMEmulatorDef; + typedef struct _virDomainThreadSchedParam virDomainThreadSchedParam; =20 typedef struct _virDomainTimerCatchupDef virDomainTimerCatchupDef; diff --git a/src/qemu/qemu_tpm.c b/src/qemu/qemu_tpm.c index 749e4232b9..0a5643b42b 100644 --- a/src/qemu/qemu_tpm.c +++ b/src/qemu/qemu_tpm.c @@ -343,31 +343,26 @@ qemuTPMVirCommandAddEncryption(virCommand *cmd, /* * qemuTPMEmulatorRunSetup * - * @storagepath: path to the directory for TPM state + * @emulator: emulator parameters * @vmname: the name of the VM * @vmuuid: the UUID of the VM * @privileged: whether we are running in privileged mode * @swtpm_user: The userid to switch to when setting up the TPM; * typically this should be the uid of 'tss' or 'root' * @swtpm_group: The group id to switch to - * @logfile: The file to write the log into; it must be writable - * for the user given by userid or 'tss' - * @tpmversion: The version of the TPM, either a TPM 1.2 or TPM 2 - * @encryption: pointer to virStorageEncryption holding secret + * @secretuuid: UUID describing virStorageEncryption holding secret * @incomingMigration: whether we have an incoming migration * * Setup the external swtpm by creating endorsement key and * certificates for it. */ static int -qemuTPMEmulatorRunSetup(const char *storagepath, +qemuTPMEmulatorRunSetup(const virDomainTPMEmulatorDef *emulator, const char *vmname, const unsigned char *vmuuid, bool privileged, uid_t swtpm_user, gid_t swtpm_group, - const char *logfile, - const virDomainTPMVersion tpmversion, const unsigned char *secretuuid, bool incomingMigration) { @@ -380,9 +375,9 @@ qemuTPMEmulatorRunSetup(const char *storagepath, if (!swtpm_setup) return -1; =20 - if (!privileged && tpmversion =3D=3D VIR_DOMAIN_TPM_VERSION_1_2 && + if (!privileged && emulator->version =3D=3D VIR_DOMAIN_TPM_VERSION_1_2= && !virTPMSwtpmSetupCapsGet(VIR_TPM_SWTPM_SETUP_FEATURE_TPM12_NOT_NEE= D_ROOT)) { - return virFileWriteStr(logfile, + return virFileWriteStr(emulator->logfile, _("Did not create EK and certificates since= this requires privileged mode for a TPM 1.2\n"), 0600); } =20 @@ -397,7 +392,7 @@ qemuTPMEmulatorRunSetup(const char *storagepath, virCommandSetUID(cmd, swtpm_user); virCommandSetGID(cmd, swtpm_group); =20 - switch (tpmversion) { + switch (emulator->version) { case VIR_DOMAIN_TPM_VERSION_1_2: break; case VIR_DOMAIN_TPM_VERSION_2_0: @@ -413,9 +408,9 @@ qemuTPMEmulatorRunSetup(const char *storagepath, =20 if (!incomingMigration) { virCommandAddArgList(cmd, - "--tpm-state", storagepath, + "--tpm-state", emulator->storagepath, "--vmid", vmid, - "--logfile", logfile, + "--logfile", emulator->logfile, "--createek", "--create-ek-cert", "--create-platform-cert", @@ -424,8 +419,8 @@ qemuTPMEmulatorRunSetup(const char *storagepath, NULL); } else { virCommandAddArgList(cmd, - "--tpm-state", storagepath, - "--logfile", logfile, + "--tpm-state", emulator->storagepath, + "--logfile", emulator->logfile, "--overwrite", NULL); } @@ -435,7 +430,7 @@ qemuTPMEmulatorRunSetup(const char *storagepath, if (virCommandRun(cmd, &exitstatus) < 0 || exitstatus !=3D 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Could not run '%1$s'. exitstatus: %2$d; Check er= ror log '%3$s' for details."), - swtpm_setup, exitstatus, logfile); + swtpm_setup, exitstatus, emulator->logfile); return -1; } =20 @@ -464,26 +459,18 @@ qemuTPMPcrBankBitmapToStr(virBitmap *activePcrBanks) /* * qemuTPMEmulatorReconfigure * - * - * @storagepath: path to the directory for TPM state + * @emulator: emulator parameters * @swtpm_user: The userid to switch to when setting up the TPM; * typically this should be the uid of 'tss' or 'root' * @swtpm_group: The group id to switch to - * @activePcrBanks: The string describing the active PCR banks - * @logfile: The file to write the log into; it must be writable - * for the user given by userid or 'tss' - * @tpmversion: The version of the TPM, either a TPM 1.2 or TPM 2 * @secretuuid: The secret's UUID needed for state encryption * * Reconfigure the active PCR banks of a TPM 2. */ static int -qemuTPMEmulatorReconfigure(const char *storagepath, +qemuTPMEmulatorReconfigure(const virDomainTPMEmulatorDef *emulator, uid_t swtpm_user, gid_t swtpm_group, - virBitmap *activePcrBanks, - const char *logfile, - const virDomainTPMVersion tpmversion, const unsigned char *secretuuid) { g_autoptr(virCommand) cmd =3D NULL; @@ -494,8 +481,8 @@ qemuTPMEmulatorReconfigure(const char *storagepath, if (!swtpm_setup) return -1; =20 - if (tpmversion !=3D VIR_DOMAIN_TPM_VERSION_2_0 || - (activePcrBanksStr =3D qemuTPMPcrBankBitmapToStr(activePcrBanks)) = =3D=3D NULL || + if (emulator->version !=3D VIR_DOMAIN_TPM_VERSION_2_0 || + (activePcrBanksStr =3D qemuTPMPcrBankBitmapToStr(emulator->activeP= crBanks)) =3D=3D NULL || !virTPMSwtpmSetupCapsGet(VIR_TPM_SWTPM_SETUP_FEATURE_CMDARG_RECONF= IGURE_PCR_BANKS)) return 0; =20 @@ -510,8 +497,8 @@ qemuTPMEmulatorReconfigure(const char *storagepath, return -1; =20 virCommandAddArgList(cmd, - "--tpm-state", storagepath, - "--logfile", logfile, + "--tpm-state", emulator->storagepath, + "--logfile", emulator->logfile, "--pcr-banks", activePcrBanksStr, "--reconfigure", NULL); @@ -521,7 +508,7 @@ qemuTPMEmulatorReconfigure(const char *storagepath, if (virCommandRun(cmd, &exitstatus) < 0 || exitstatus !=3D 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Could not run '%1$s --reconfigure'. exitstatus: = %2$d; Check error log '%3$s' for details."), - swtpm_setup, exitstatus, logfile); + swtpm_setup, exitstatus, emulator->logfile); return -1; } =20 @@ -582,19 +569,14 @@ qemuTPMEmulatorBuildCommand(virDomainTPMDef *tpm, secretuuid =3D tpm->data.emulator.secretuuid; =20 if (created && - qemuTPMEmulatorRunSetup(tpm->data.emulator.storagepath, vmname, vm= uuid, + qemuTPMEmulatorRunSetup(&tpm->data.emulator, vmname, vmuuid, privileged, swtpm_user, swtpm_group, - tpm->data.emulator.logfile, - tpm->data.emulator.version, secretuuid, incomingMigration) < 0) goto error; =20 if (!incomingMigration && - qemuTPMEmulatorReconfigure(tpm->data.emulator.storagepath, + qemuTPMEmulatorReconfigure(&tpm->data.emulator, swtpm_user, swtpm_group, - tpm->data.emulator.activePcrBanks, - tpm->data.emulator.logfile, - tpm->data.emulator.version, secretuuid) < 0) goto error; =20 --=20 2.47.0