add varnish config for buildvm-s390x-07.s390.fedoraproject.org which needs to cache packages for s390x builders in bos

inventory/host_vars/buildvm-s390x-07.s390.fedoraproject.org

@@ -0,0 +1,2 @@
+---
+varnish_group: s390kojipkgs

playbooks/groups/buildvm.yml

@@ -139,5 +139,20 @@
         }
     }
 
+- name: configure varnish cache on buildvm-s390x-07.s390.fedoraproject.org
+  hosts: buildvm-s390x-07.s390.fedoraproject.org
+  tags:
+    - varnish
+  user: root
+  gather_facts: True
+
+  vars_files:
+   - /srv/web/infra/ansible/vars/global.yml
+   - "/srv/private/ansible/vars.yml"
+   - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
+
+  roles:
+  - varnish
+
   handlers:
   - include: "{{ handlers_path }}/restart_services.yml"

roles/varnish/tasks/main.yml

@@ -24,7 +24,7 @@
   when: ansible_distribution_major_version|int == 7
 
 - name: install varnish /etc/sysconfig/varnish file (fedora)
-  copy: src=varnish.f25 dest=/etc/varnish/varnish.params owner=root group=root
+  template: src=varnish.f25.j2 dest=/etc/varnish/varnish.params owner=root group=root
   notify:
   - restart varnish
   tags:

roles/varnish/templates/kojipkgs.vcl.j2

@@ -15,6 +15,7 @@ acl repoallowed {
   "10.5.126.224"/32;
   "10.5.126.225"/32;
   "10.5.126.226"/32;
+  "10.16.0.0"/24;
 }
 
 acl purge {

roles/varnish/templates/s390kojipkgs.vcl.j2

@@ -0,0 +1,72 @@
+vcl 4.0;
+
+import std;
+import directors;
+
+#
+# These nets/machines are allowed /repo access
+#
+acl repoallowed {
+  "10.16.0.0"/24;
+}
+
+acl purge {
+  "127.0.0.1"/32;
+}
+backend proxy01 {
+    .host = "proxy01.phx2.fedoraproject.org";
+    .probe = {
+        .url = "/";
+        .timeout = 1s;
+        .interval = 5s;
+        .window = 5;
+        .threshold = 3;
+    }
+}
+
+backend proxy10 {
+    .host = "proxy10.phx2.fedoraproject.org";
+    .probe = {
+        .url = "/";
+        .timeout = 1s;
+        .interval = 5s;
+        .window = 5;
+        .threshold = 3;
+    }
+}
+
+sub vcl_init {
+    new primarykojipkgs = directors.round_robin();
+    primarykojipkgs.add_backend(proxy01);
+    primarykojipkgs.add_backend(proxy10);
+}
+
+sub vcl_recv {
+    # This gets arround the silly, ::1 that Apache adds on the proxies (still need to look at that)
+    set req.http.X-Forwarded-For = regsub(req.http.X-Forwarded-For, "^([a-f0-9:.]+), .+$", "\1");
+
+    set req.backend_hint = primarykojipkgs.backend();
+    unset req.http.cookie;
+    set req.http.clear-cookies = "yes";
+
+    if (req.method == "PURGE") {
+        if (!client.ip ~ purge) {
+            return (synth(405, "Not allowed"));
+        }
+        return(purge);
+    }
+
+    if (req.url ~ "^/repo/" && !(std.ip(req.http.X-Forwarded-For, "0.0.0.0") ~ repoallowed)) {
+        return(synth(403, "Access denied."));
+    }
+    if (req.url ~ "^/mash/") {
+        return (pipe);
+    }
+    if (req.url ~ "^/compose/") {
+        return (pipe);
+    }
+    if (req.url ~ "h264") {
+        return (pipe);
+    }
+    return (hash);
+}

roles/varnish/templates/varnish.f25.j2

@@ -22,7 +22,11 @@ VARNISH_SECRET_FILE=/etc/varnish/secret
 
 # Backend storage specification, see Storage Types in the varnishd(5)
 # man page for details.
+{% if varnish_group = 'kojipkgs' %}
 VARNISH_STORAGE="malloc,72GB"
+{% elif varnish_group = 's390kojipkgs' %}
+VARNISH_STORAGE="file,/var/lib/varnish/varnish_storage.bin,20G"
+{% endif %}
 
 # User and group for the varnishd worker processes
 VARNISH_USER=varnish

roles/varnish/templates/varnish.j2

@@ -0,0 +1,99 @@
+# Configuration file for varnish
+#
+# /etc/init.d/varnish expects the variable $DAEMON_OPTS to be set from this
+# shell script fragment.
+#
+
+# Maximum number of open files (for ulimit -n)
+NFILES=131072
+
+# Locked shared memory (for ulimit -l)
+# Default log size is 82MB + header
+MEMLOCK=82000
+
+# Maximum size of corefile (for ulimit -c). Default in Fedora is 0
+# DAEMON_COREFILE_LIMIT="unlimited"
+
+# This file contains 4 alternatives, please use only one.
+
+## Alternative 1, Minimal configuration, no VCL
+#
+# Listen on port 6081, administration on localhost:6082, and forward to
+# content server on localhost:8080.  Use a fixed-size cache file.
+#
+#DAEMON_OPTS="-a :6081 \
+#             -T localhost:6082 \
+#             -b localhost:8080 \
+#             -u varnish -g varnish \
+#             -s file,/var/lib/varnish/varnish_storage.bin,1G"
+
+
+## Alternative 2, Configuration with VCL
+#
+# Listen on port 6081, administration on localhost:6082, and forward to
+# one content server selected by the vcl file, based on the request.  Use a
+# fixed-size cache file.
+#
+DAEMON_OPTS="-a :6081 \
+             -T localhost:6082 \
+             -f /etc/varnish/default.vcl \
+             -u varnish -g varnish \
+             -s file,/var/lib/varnish/varnish_storage.bin,1G"
+
+VARNISH_ADMIN_LISTEN_ADDRESS=127.0.0.1
+VARNISH_ADMIN_LISTEN_PORT=6082
+
+## Alternative 3, Advanced configuration
+#
+# See varnishd(1) for more information.
+#
+# # Main configuration file. You probably want to change it :)
+# VARNISH_VCL_CONF=/etc/varnish/default.vcl
+#
+# # Default address and port to bind to
+# # Blank address means all IPv4 and IPv6 interfaces, otherwise specify
+# # a host name, an IPv4 dotted quad, or an IPv6 address in brackets.
+# VARNISH_LISTEN_ADDRESS=
+# VARNISH_LISTEN_PORT=6081
+#
+# # Telnet admin interface listen address and port
+# VARNISH_ADMIN_LISTEN_ADDRESS=127.0.0.1
+# VARNISH_ADMIN_LISTEN_PORT=6082
+#
+# # The minimum number of worker threads to start
+# VARNISH_MIN_THREADS=1
+#
+# # The Maximum number of worker threads to start
+# VARNISH_MAX_THREADS=1000
+#
+# # Idle timeout for worker threads
+# VARNISH_THREAD_TIMEOUT=120
+#
+# # Cache file location
+# VARNISH_STORAGE_FILE=/var/lib/varnish/varnish_storage.bin
+#
+# # Cache file size: in bytes, optionally using k / M / G / T suffix,
+# # or in percentage of available disk space using the % suffix.
+# VARNISH_STORAGE_SIZE=1G
+#
+# # Backend storage specification
+# VARNISH_STORAGE="file,${VARNISH_STORAGE_FILE},${VARNISH_STORAGE_SIZE}"
+#
+# # Default TTL used when the backend does not specify one
+# VARNISH_TTL=120
+#
+# # DAEMON_OPTS is used by the init script.  If you add or remove options, make
+# # sure you update this section, too.
+# DAEMON_OPTS="-a ${VARNISH_LISTEN_ADDRESS}:${VARNISH_LISTEN_PORT} \
+#              -f ${VARNISH_VCL_CONF} \
+#              -T ${VARNISH_ADMIN_LISTEN_ADDRESS}:${VARNISH_ADMIN_LISTEN_PORT} \
+#              -t ${VARNISH_TTL} \
+#              -w ${VARNISH_MIN_THREADS},${VARNISH_MAX_THREADS},${VARNISH_THREAD_TIMEOUT} \
+#              -u varnish -g varnish \
+#              -s ${VARNISH_STORAGE}"
+#
+
+
+## Alternative 4, Do It Yourself. See varnishd(1) for more information.
+#
+# DAEMON_OPTS=""