[pve-devel] [PATCH pve-ha-manager 16/19] env: notify: use named templates instead of passing template strings

[Lukas Wagner <l.wagner@proxmox.com>]

Signed-off-by: Lukas Wagner <l.wagner@proxmox.com>
Tested-by: Folke Gleumes <f.gleumes@proxmox.com>
---
 debian/pve-ha-manager.install                 |  3 +++
 src/Makefile                                  |  1 +
 src/PVE/HA/Env/PVE2.pm                        |  4 ++--
 src/PVE/HA/NodeStatus.pm                      | 20 +------------------
 src/PVE/HA/Sim/Env.pm                         |  3 ++-
 src/templates/Makefile                        | 10 ++++++++++
 src/templates/default/fencing-body.html.hbs   | 14 +++++++++++++
 src/templates/default/fencing-body.txt.hbs    | 11 ++++++++++
 src/templates/default/fencing-subject.txt.hbs |  1 +
 9 files changed, 45 insertions(+), 22 deletions(-)
 create mode 100644 src/templates/Makefile
 create mode 100644 src/templates/default/fencing-body.html.hbs
 create mode 100644 src/templates/default/fencing-body.txt.hbs
 create mode 100644 src/templates/default/fencing-subject.txt.hbs

diff --git a/debian/pve-ha-manager.install b/debian/pve-ha-manager.install
index a7598a9..9784d84 100644
--- a/debian/pve-ha-manager.install
+++ b/debian/pve-ha-manager.install
@@ -38,3 +38,6 @@
 /usr/share/perl5/PVE/HA/Usage/Static.pm
 /usr/share/perl5/PVE/Service/pve_ha_crm.pm
 /usr/share/perl5/PVE/Service/pve_ha_lrm.pm
+/usr/share/proxmox-ve/templates/default/fencing-body.html.hbs
+/usr/share/proxmox-ve/templates/default/fencing-body.txt.hbs
+/usr/share/proxmox-ve/templates/default/fencing-subject.txt.hbs
diff --git a/src/Makefile b/src/Makefile
index 87bb0de..56bd360 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -73,6 +73,7 @@ install: watchdog-mux pve-ha-crm pve-ha-lrm ha-manager.1 pve-ha-crm.8 pve-ha-lrm
 	install -d $(DESTDIR)/$(MAN1DIR)
 	install -m 0644 ha-manager.1 $(DESTDIR)/$(MAN1DIR)
 	gzip -9 $(DESTDIR)/$(MAN1DIR)/ha-manager.1
+	$(MAKE) -C templates $@
 
 .PHONY: test
 test: 
diff --git a/src/PVE/HA/Env/PVE2.pm b/src/PVE/HA/Env/PVE2.pm
index fcb60a9..cb73bcf 100644
--- a/src/PVE/HA/Env/PVE2.pm
+++ b/src/PVE/HA/Env/PVE2.pm
@@ -221,10 +221,10 @@ sub log {
 }
 
 sub send_notification {
-    my ($self, $subject, $text, $template_data, $metadata_fields) = @_;
+    my ($self, $template_name, $template_data, $metadata_fields) = @_;
 
     eval {
-	PVE::Notify::error($subject, $text, $template_data, $metadata_fields);
+	PVE::Notify::error($template_name, $template_data, $metadata_fields);
     };
 
     $self->log("warning", "could not notify: $@") if $@;
diff --git a/src/PVE/HA/NodeStatus.pm b/src/PVE/HA/NodeStatus.pm
index e053c55..9e6d898 100644
--- a/src/PVE/HA/NodeStatus.pm
+++ b/src/PVE/HA/NodeStatus.pm
@@ -188,23 +188,6 @@ sub update {
    }
 }
 
-my $body_template = <<EOT;
-{{#verbatim}}
-The node '{{node}}' failed and needs manual intervention.
-
-The PVE HA manager tries  to fence it and recover the configured HA resources to
-a healthy node if possible.
-
-Current fence status: {{subject-prefix}}
-{{subject}}
-{{/verbatim}}
-
-{{heading-2 "Overall Cluster status:"}}
-{{object status-data}}
-EOT
-
-my $subject_template = "{{subject-prefix}}: {{subject}}";
-
 # assembles a commont text for fence emails
 my $send_fence_state_email = sub {
     my ($self, $subject_prefix, $subject, $node) = @_;
@@ -228,8 +211,7 @@ my $send_fence_state_email = sub {
     };
 
     $haenv->send_notification(
-	$subject_template,
-	$body_template,
+	"fencing",
 	$template_data,
 	$metadata_fields,
     );
diff --git a/src/PVE/HA/Sim/Env.pm b/src/PVE/HA/Sim/Env.pm
index d3aea8d..0f77065 100644
--- a/src/PVE/HA/Sim/Env.pm
+++ b/src/PVE/HA/Sim/Env.pm
@@ -289,11 +289,12 @@ sub log {
 }
 
 sub send_notification {
-    my ($self, $subject, $text, $properties) = @_;
+    my ($self, $template_name, $properties) = @_;
 
     # The template for the subject is "{{subject-prefix}}: {{subject}}"
     # We have to perform poor-man's template rendering to pass the test cases.
 
+    my $subject = "{{subject-prefix}}: {{subject}}";
     $subject = $subject =~ s/\{\{subject-prefix}}/$properties->{"subject-prefix"}/r;
     $subject = $subject =~ s/\{\{subject}}/$properties->{"subject"}/r;
 
diff --git a/src/templates/Makefile b/src/templates/Makefile
new file mode 100644
index 0000000..145adbc
--- /dev/null
+++ b/src/templates/Makefile
@@ -0,0 +1,10 @@
+NOTIFICATION_TEMPLATES=							\
+	default/fencing-subject.txt.hbs				\
+	default/fencing-body.txt.hbs				\
+	default/fencing-body.html.hbs				\
+
+.PHONY: install
+install:
+	install -dm 0755 $(DESTDIR)/usr/share/proxmox-ve/templates/default
+	$(foreach i,$(NOTIFICATION_TEMPLATES), \
+	    install -m644 $(i) $(DESTDIR)/usr/share/proxmox-ve/templates/$(i) ;)
diff --git a/src/templates/default/fencing-body.html.hbs b/src/templates/default/fencing-body.html.hbs
new file mode 100644
index 0000000..1420348
--- /dev/null
+++ b/src/templates/default/fencing-body.html.hbs
@@ -0,0 +1,14 @@
+<html>
+    <body>
+    The node '{{node}}' failed and needs manual intervention.<br/><br/>
+
+    The PVE HA manager tries to fence it and recover the configured HA resources to
+    a healthy node if possible.<br/><br/>
+
+    Current fence status: {{subject-prefix}}<br/>
+    {{subject}}<br/>
+
+    <h2 style="font-size: 1em">Overall Cluster status:</h2>
+    {{object status-data}}
+    </body>
+</html>
diff --git a/src/templates/default/fencing-body.txt.hbs b/src/templates/default/fencing-body.txt.hbs
new file mode 100644
index 0000000..e46a1fd
--- /dev/null
+++ b/src/templates/default/fencing-body.txt.hbs
@@ -0,0 +1,11 @@
+The node '{{node}}' failed and needs manual intervention.
+
+The PVE HA manager tries to fence it and recover the configured HA resources to
+a healthy node if possible.
+
+Current fence status: {{subject-prefix}}
+{{subject}}
+
+Overall Cluster status:
+-----------------------
+{{object status-data}}
diff --git a/src/templates/default/fencing-subject.txt.hbs b/src/templates/default/fencing-subject.txt.hbs
new file mode 100644
index 0000000..43651f9
--- /dev/null
+++ b/src/templates/default/fencing-subject.txt.hbs
@@ -0,0 +1 @@
+{{subject-prefix}}: {{subject}}
-- 
2.39.2