Update CentOS 8 playbook and CI configuration to Python 3.8

The playbook has already been run by Cleber on the machine.
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Merge tag 'for-upstream-py38' of https://gitlab.com/bonzini/qemu into staging

Update CentOS 8 playbook and CI configuration to Python 3.8

The playbook has already been run by Cleber on the machine.

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# gpg: Signature made Tue 07 Feb 2023 11:36:03 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream-py38' of https://gitlab.com/bonzini/qemu:
  scripts/ci: bump CentOS Python to 3.8
  scripts/ci: unify package lists for CentOS in build-environment files
  scripts/ci: add capstone development packages
  scripts/ci: support CentOS Stream 8 in build-environment.yaml
  scripts/ci: remove unnecessary checks from CentOS playbook

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

scripts/ci/org.centos/stream/8/build-environment.yml

@@ -10,6 +10,14 @@
       check_mode: yes
       register: centos_stream_8
 
+    - name: Enable EPEL repo on CentOS Stream 8
+      dnf:
+        name:
+          - epel-release
+        state: present
+      when:
+        - centos_stream_8
+
     - name: Enable PowerTools repo on CentOS Stream 8
       ini_file:
         path: /etc/yum.repos.d/CentOS-Stream-PowerTools.repo
@@ -17,19 +25,31 @@
         option: enabled
         value: "1"
       when:
-        - ansible_facts['distribution'] == 'CentOS'
-        - ansible_facts['distribution_major_version'] == '8'
         - centos_stream_8
 
     - name: Install basic packages to build QEMU on CentOS Stream 8
       dnf:
         name:
+          - bzip2
+          - bzip2-devel
+          - capstone-devel
+          - dbus-daemon
           - device-mapper-multipath-devel
+          - diffutils
+          - gcc
+          - gcc-c++
+          - genisoimage
+          - gettext
+          - git
+          - glib2-devel
           - glusterfs-api-devel
           - gnutls-devel
+          - libaio-devel
           - libcap-ng-devel
           - libcurl-devel
+          - libepoxy-devel
           - libfdt-devel
+          - libgcrypt-devel
           - libiscsi-devel
           - libpmem-devel
           - librados-devel
@@ -37,15 +57,25 @@
           - libseccomp-devel
           - libssh-devel
           - libxkbcommon-devel
+          - lzo-devel
+          - make
+          - mesa-libEGL-devel
+          - nettle-devel
           - ninja-build
+          - nmap-ncat
           - numactl-devel
+          - pixman-devel
+          - python38
           - python3-sphinx
+          - rdma-core-devel
           - redhat-rpm-config
           - snappy-devel
+          - spice-glib-devel
           - spice-server-devel
           - systemd-devel
+          - systemtap-sdt-devel
+          - tar
+          - zlib-devel
         state: present
       when:
-        - ansible_facts['distribution'] == 'CentOS'
-        - ansible_facts['distribution_major_version'] == '8'
         - centos_stream_8

scripts/ci/org.centos/stream/8/x86_64/configure

@@ -16,6 +16,7 @@
 # that patches adding downstream specific devices are not available.
 #
 ../configure \
+--python=/usr/bin/python3.8 \
 --prefix="/usr" \
 --libdir="/usr/lib64" \
 --datadir="/usr/share" \

scripts/ci/setup/build-environment.yml

@@ -46,6 +46,7 @@
           - libbrlapi-dev
           - libbz2-dev
           - libcacard-dev
+          - libcapstone-dev
           - libcap-ng-dev
           - libcurl4-gnutls-dev
           - libdrm-dev
@@ -130,6 +131,25 @@
         - ansible_facts['distribution_version'] == '20.04'
         - ansible_facts['architecture'] == 'aarch64'
 
+    - name: Enable EPEL repo on EL8
+      dnf:
+        name:
+          - epel-release
+        state: present
+      when:
+        - ansible_facts['distribution_file_variety'] in ['RedHat', 'CentOS']
+        - ansible_facts['distribution_major_version'] == '8'
+
+    - name: Enable PowerTools repo on CentOS 8
+      ini_file:
+        path: /etc/yum.repos.d/CentOS-Stream-PowerTools.repo
+        section: powertools
+        option: enabled
+        value: "1"
+      when:
+        - ansible_facts['distribution_file_variety'] == 'CentOS'
+        - ansible_facts['distribution_major_version'] == '8'
+
     - name: Install basic packages to build QEMU on EL8
       dnf:
         # This list of packages start with tests/docker/dockerfiles/centos8.docker
@@ -138,7 +158,9 @@
         name:
           - bzip2
           - bzip2-devel
+          - capstone-devel
           - dbus-daemon
+          - device-mapper-multipath-devel
           - diffutils
           - gcc
           - gcc-c++
@@ -146,25 +168,42 @@
           - gettext
           - git
           - glib2-devel
+          - glusterfs-api-devel
+          - gnutls-devel
           - libaio-devel
+          - libcap-ng-devel
+          - libcurl-devel
           - libepoxy-devel
+          - libfdt-devel
           - libgcrypt-devel
+          - libiscsi-devel
+          - libpmem-devel
+          - librados-devel
+          - librbd-devel
+          - libseccomp-devel
+          - libssh-devel
+          - libxkbcommon-devel
           - lzo-devel
           - make
           - mesa-libEGL-devel
           - nettle-devel
           - ninja-build
           - nmap-ncat
+          - numactl-devel
           - pixman-devel
-          - python36
+          - python38
+          - python3-sphinx
           - rdma-core-devel
+          - redhat-rpm-config
+          - snappy-devel
           - spice-glib-devel
+          - systemd-devel
           - systemtap-sdt-devel
           - tar
           - zlib-devel
         state: present
       when:
-        - ansible_facts['distribution_file_variety'] == 'RedHat'
+        - ansible_facts['distribution_file_variety'] in ['RedHat', 'CentOS']
         - ansible_facts['distribution_version'] == '8'
 
     - name: Install packages only available on x86 and aarch64
@@ -172,8 +211,21 @@
         # Spice server not available in ppc64le
         name:
           - spice-server
+          - spice-server-devel
         state: present
       when:
-        - ansible_facts['distribution_file_variety'] == 'RedHat'
+        - ansible_facts['distribution_file_variety'] in ['RedHat', 'CentOS']
         - ansible_facts['distribution_version'] == '8'
         - ansible_facts['architecture'] == 'aarch64' or ansible_facts['architecture'] == 'x86_64'
+
+    - name: Check whether the Python runtime version is managed by alternatives
+      stat:
+        path: /etc/alternatives/python3
+      register: python3
+
+    - name: Set default Python runtime to 3.8 on EL8
+      command: alternatives --set python3 /usr/bin/python3.8
+      when:
+        - ansible_facts['distribution_file_variety'] in ['RedHat', 'CentOS']
+        - ansible_facts['distribution_version'] == '8'
+        - python3.stat.islnk and python3.stat.lnk_target != '/usr/bin/python3.8'