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From: Gabriel Goller <g.goller@proxmox.com>
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Subject: [pve-devel] [PATCH pve-network 03/17] fabrics: add fabrics module
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From: Stefan Hanreich <s.hanreich@proxmox.com>
This module adds the basic functionality required for the sdn fabrics
feature. It includes helpers for reading and writing the configuration
files via perlmod.
Signed-off-by: Stefan Hanreich <s.hanreich@proxmox.com>
Co-authored-by: Gabriel Goller <g.goller@proxmox.com>
Signed-off-by: Gabriel Goller <g.goller@proxmox.com>
---
src/PVE/Network/SDN/Fabrics.pm | 83 ++++++++++++++++++++++++++++++++++
src/PVE/Network/SDN/Makefile | 2 +-
2 files changed, 84 insertions(+), 1 deletion(-)
create mode 100644 src/PVE/Network/SDN/Fabrics.pm
diff --git a/src/PVE/Network/SDN/Fabrics.pm b/src/PVE/Network/SDN/Fabrics.pm
new file mode 100644
index 000000000000..5f31fb503f48
--- /dev/null
+++ b/src/PVE/Network/SDN/Fabrics.pm
@@ -0,0 +1,83 @@
+package PVE::Network::SDN::Fabrics;
+
+use strict;
+use warnings;
+
+use PVE::Cluster qw(cfs_register_file cfs_read_file cfs_lock_file cfs_write_file);
+use PVE::INotify;
+use PVE::RS::SDN::Fabrics;
+use PVE::RS::SDN::Fabrics::Ospf;
+use PVE::RS::SDN::Fabrics::OpenFabric;
+
+cfs_register_file(
+ 'sdn/fabrics/openfabric.cfg',
+ \&parse_fabrics_config,
+ \&write_fabrics_config,
+);
+
+cfs_register_file(
+ 'sdn/fabrics/ospf.cfg',
+ \&parse_fabrics_config,
+ \&write_fabrics_config,
+);
+
+sub parse_fabrics_config {
+ my ($filename, $raw) = @_;
+
+ $raw = '' if !defined($raw);
+ return $raw;
+}
+
+sub write_fabrics_config {
+ my ($filename, $config) = @_;
+ return $config;
+}
+
+my $FABRIC_MODULES = {
+ openfabric => "PVE::RS::SDN::Fabrics::OpenFabric",
+ ospf => "PVE::RS::SDN::Fabrics::Ospf",
+};
+
+sub config {
+ my ($running) = @_;
+
+ my $configs = {};
+
+ for my $protocol (sort keys %$FABRIC_MODULES) {
+ $configs->{$protocol} = PVE::Network::SDN::Fabrics::config_for_protocol($protocol, $running);
+ }
+
+ return $configs;
+}
+
+sub config_for_protocol {
+ my ($protocol, $running) = @_;
+
+ my $module = $FABRIC_MODULES->{$protocol};
+ die "cannot get fabric config \"$protocol\": not implemented" if !$module;
+
+ if ($running) {
+ my $running_config = PVE::Network::SDN::running_config();
+ # required because if the config hasn't been applied yet once after the
+ # introduction of fabrics then the keys do not exist in the running
+ # config so we default to an empty hash
+ my $protocol_config = $running_config->{$protocol}->{ids} // {};
+ return $module->running_config($protocol_config);
+ }
+
+ my $section_config = cfs_read_file("sdn/fabrics/$protocol.cfg");
+ return $module->config($section_config);
+}
+
+sub write_config {
+ my ($config) = @_;
+
+ my ($new_config, $protocol) = $config->write();
+
+ # It is safe to use the protocol in the path here as it comes from rust. There
+ # the protocol is stored in an enum so we know it is correct.
+ cfs_write_file("sdn/fabrics/$protocol.cfg", $new_config, 1);
+}
+
+1;
+
diff --git a/src/PVE/Network/SDN/Makefile b/src/PVE/Network/SDN/Makefile
index 3e6e5fb4c6f2..a256642e3044 100644
--- a/src/PVE/Network/SDN/Makefile
+++ b/src/PVE/Network/SDN/Makefile
@@ -1,4 +1,4 @@
-SOURCES=Vnets.pm VnetPlugin.pm Zones.pm Controllers.pm Subnets.pm SubnetPlugin.pm Ipams.pm Dns.pm Dhcp.pm
+SOURCES=Vnets.pm VnetPlugin.pm Zones.pm Controllers.pm Subnets.pm SubnetPlugin.pm Ipams.pm Dns.pm Dhcp.pm Fabrics.pm
PERL5DIR=${DESTDIR}/usr/share/perl5
--
2.39.5
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