Add AlmaLinux recognition

This imports ALmaLinux

confluent_osdeploy/el8/profiles/default/initprofile.sh

@@ -1,5 +1,5 @@
 #!/bin/sh
-sed -i 's/centos/CentOS/; s/rhel/Red Hat Enterprise Linux/; s/oraclelinux/Oracle Linux/' $2/profile.yaml
+sed -i 's/centos/CentOS/; s/rhel/Red Hat Enterprise Linux/; s/oraclelinux/Oracle Linux/; s/alma/AlmaLinux/' $2/profile.yaml
 ln -s $1/images/pxeboot/vmlinuz $2/boot/kernel && \
 ln -s $1/images/pxeboot/initrd.img $2/boot/initramfs/distribution
 mkdir -p $2/boot/efi/boot && \

confluent_server/confluent/osimage.py

@@ -229,6 +229,26 @@ def extract_file(filepath, flags=0, callback=lambda x: None, imginfo=(), extract
         extract_entries(archive, flags, callback, totalsize, extractlist)
 
 
+def check_alma(isoinfo):
+    ver = None
+    arch = None
+    cat = None
+    for entry in isoinfo[0]:
+        if 'almalinux-release-8' in entry:
+            ver = entry.split('-')[2]
+            arch = entry.split('.')[-2]
+            cat = 'el8'
+            break
+    else:
+        return None
+    if arch == 'noarch' and '.discinfo' in isoinfo[1]:
+        prodinfo = isoinfo[1]['.discinfo']
+        arch = prodinfo.split(b'\n')[2]
+        if not isinstance(arch, str):
+            arch = arch.decode('utf-8')
+    return {'name': 'alma-{0}-{1}'.format(ver, arch), 'method': EXTRACT, 'category': cat}
+
+
 def check_centos(isoinfo):
     ver = None
     arch = None