update source of pve7to8 upgrade checker script

squashed from the respective commits of the stable-7 branch, which is
the canonical source for this specific script.

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

PVE/CLI/Makefile

@@ -9,6 +9,7 @@ SOURCES = \
 	pvenode.pm \
 	pvesh.pm \
 	pve6to7.pm \
+	pve7to8.pm \
 
 all:
 

PVE/CLI/pve6to7.pm

@@ -172,7 +172,12 @@ sub check_pve_packages {
 	my $upgraded = 0;
 
 	if ($maj > $min_pve_major) {
-	    log_pass("already upgraded to Proxmox VE " . ($min_pve_major + 1));
+	    my $pve_now = "". ($min_pve_major + 1);
+	    my $pve_next = "". ($min_pve_major + 2);
+	    log_pass("already upgraded to Proxmox VE ${pve_now}");
+	    log_warn("Proxmox VE ${pve_now} got superseeded by Proxmox VE ${pve_next}.\n"
+		."      Did you mean to use the pve${pve_now}to${pve_next} checker script?"
+	    );
 	    $upgraded = 1;
 	} elsif ($maj >= $min_pve_major && $min >= $min_pve_minor && $pkgrel >= $min_pve_pkgrel) {
 	    log_pass("proxmox-ve package has version >= $min_pve_ver");

bin/Makefile

@@ -4,7 +4,17 @@ PERL_DOC_INC_DIRS=..
 -include /usr/share/pve-doc-generator/pve-doc-generator.mk
 
 SERVICES = pvestatd pveproxy pvedaemon spiceproxy pvescheduler
-CLITOOLS = vzdump pvesubscription pveceph pveam pvesr pvenode pvesh pve6to7
+CLITOOLS = \
+	vzdump \
+	pvesubscription \
+	pveceph \
+	pveam \
+	pvesr \
+	pvenode \
+	pvesh \
+	pve6to7 \
+	pve7to8 \
+
 
 SCRIPTS =  			\
 	$(SERVICES)		\
@@ -45,8 +55,20 @@ all: $(SERVICE_MANS) $(CLI_MANS)
 	mv $@.tmp $@
 
 pve6to7.1:
-	printf ".TH PVE6TO7 1\n.SH NAME\npve6to7 \- Proxmox VE upgrade checker script for 6.4 to 7.x\n" > $@
+	printf ".TH PVE6TO7 1\n.SH NAME\npve6to7 \- Proxmox VE upgrade checker script for 6.4 to 7.x\n" > $@.tmp
-	printf ".SH SYNOPSIS\npve6to7 [--full]\n" >> $@
+	printf ".SH NOTE\npve6to7 is for the previous upgrade, from Proxmox VE 6 to 7, but there's a\
+	 new Proxmox VE 8 available, see the 'pve7to8' tool.\n" >> $@.tmp
+	printf ".SH SYNOPSIS\npve6to7 [--full]\n" >> $@.tmp
+	mv $@.tmp $@
+
+pve7to8.1:
+	printf ".TH PVE7TO8 1\n.SH NAME\npve7to8 \- Proxmox VE upgrade checker script for 7.4+ to current 8.x\n" > $@.tmp
+	printf ".SH DESCRIPTION\nThis tool will help you to detect common pitfalls and misconfguration\
+	 before, and during the upgrade of a Proxmox VE system\n" >> $@.tmp
+	printf "Any failure must be addressed before the upgrade, and any waring must be addressed, \
+	 or at least carefully evaluated, if a false-positive is suspected\n" >> $@.tmp
+	printf ".SH SYNOPSIS\npve7to8 [--full]\n" >> $@.tmp
+	mv $@.tmp $@
 
 pveversion.1.pod: pveversion
 pveupgrade.1.pod: pveupgrade
@@ -73,7 +95,7 @@ install: $(SCRIPTS) $(CLI_MANS) $(SERVICE_MANS) $(BASH_COMPLETIONS) $(ZSH_COMPLE
 
 .PHONY: clean
 clean:
-	rm -f *.xml.tmp *.1 *.5 *.8 *{synopsis,opts}.adoc docinfo.xml
+	rm -f *.xml.tmp *.1 *.5 *.8 *{synopsis,opts}.adoc docinfo.xml *.tmp
 	rm -f *~ *.tmp $(CLI_MANS) $(SERVICE_MANS) *.1.pod *.8.pod
 	rm -f *.bash-completion *.service-bash-completion *.zsh-completion *.service-zsh-completion
 	rm -f *.api-verified *.service-api-verified

bin/pve7to8

@@ -0,0 +1,8 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use PVE::CLI::pve7to8;
+
+PVE::CLI::pve7to8->run_cli_handler();