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diff --git a/data/common/common.yaml b/data/common/common.yaml
--- a/data/common/common.yaml
+++ b/data/common/common.yaml
@@ -2523,6 +2523,11 @@
- swh.loader.mercurial.tasks.LoadMercurial
- swh.loader.mercurial.tasks.LoadArchiveMercurial
+swh::deploy::worker::opam::root_directory: /tmp/opam/
+swh::deploy::worker::opam::instances:
+ opam: https://opam.ocaml.org
+ ocamlbench-repo: https://github.com/OCamlPro/ocamlbench-repo.git
+
swh::deploy::worker::loader_opam::config_file: "%{hiera('swh::conf_directory')}/loader_opam.yml"
swh::deploy::worker::loader_opam::concurrency: 1
swh::deploy::worker::loader_opam::private_tmp: true
diff --git a/site-modules/profile/manifests/swh/deploy/worker/loader_opam.pp b/site-modules/profile/manifests/swh/deploy/worker/loader_opam.pp
--- a/site-modules/profile/manifests/swh/deploy/worker/loader_opam.pp
+++ b/site-modules/profile/manifests/swh/deploy/worker/loader_opam.pp
@@ -17,4 +17,55 @@
Package[$packages],
],
}
+
+ $opam_instances = lookup('swh::deploy::worker::opam::instances')
+
+ $opam_root = lookup('swh::deploy::worker::opam::root_directory')
+ file {$opam_root:
+ ensure => 'directory',
+ owner => $user,
+ group => $group,
+ recurse => true,
+ mode => '0644',
+ }
+
+ $binary_cmd = "/usr/bin/opam"
+
+ each ( $opam_instances ) | $instance, $instance_url | {
+ $opam_manage_shared_state = "opam-manage-shared-state"
+ $opam_manage_service_name = "${$opam_manage_shared_state}-${instance}"
+ $opam_manage_shared_state_timer_name = "${opam_manage_service_name}.timer"
+
+ # update the instance repository if present
+ $update_command = "${binary_cmd} repo --all --root ${opam_root} | grep ${instance_url} && ${binary_cmd} update --root ${opam_root}"
+ # common suffix command for the opam commands
+ $command_suffix = "--root ${opam_root} ${instance} ${instance_url}"
+ if $instance == "opam" {
+ # Install the default rootdir for the main opam instance
+ $install_command = "${binary_cmd} init --reinit --bare --no-setup ${command_suffix}"
+ } else {
+ # Other instances will just be added to the main opam root directory
+ $install_command = "${binary_cmd} repository add ${command_suffix}"
+ }
+
+ # Either update the instance if present or install/add that new instance
+ $opam_command = "( ${update_command} ) || ${install_command}"
+
+ # Template uses variables
+ # - $user
+ # - $group
+ # - $opam_root
+ # - $opam_manage_service_name
+ # - $command
+ ::systemd::timer { $opam_manage_shared_state_timer_name:
+ timer_content => template("profile/swh/deploy/loader_opam/${opam_manage_shared_state}.timer.erb"),
+ service_content => template("profile/swh/deploy/loader_opam/${opam_manage_shared_state}.service.erb"),
+ enable => true,
+ require => [
+ Package[$packages],
+ File[$opam_root],
+ ],
+ }
+ }
+
}
diff --git a/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.service.erb b/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.service.erb
new file mode 100644
--- /dev/null
+++ b/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.service.erb
@@ -0,0 +1,17 @@
+# Opam manage shared state unit file
+# Managed by puppet class profile::swh::deploy::worker::loader_opam
+# Changes will be overwritten
+
+[Unit]
+Description=Software Heritage Manage OPAM shared state (<%= @instance %>)
+Requires=network.target
+After=network.target
+
+[Service]
+User=<%= @user %>
+Group=<%= @group %>
+Type=simple
+ExecStart=<%= @opam_command %>
+
+[Install]
+WantedBy=multi-user.target
diff --git a/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.timer.erb b/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.timer.erb
new file mode 100644
--- /dev/null
+++ b/site-modules/profile/templates/swh/deploy/loader_opam/opam-manage-shared-state.timer.erb
@@ -0,0 +1,11 @@
+[Install]
+WantedBy=timers.target
+
+[Timer]
+OnCalendar=daily
+AccuracySec=4h
+Persistent=true
+Unit=<%= @opam_manage_service_name %>.service
+
+[Unit]
+Description=Software Heritage Manage OPAM shared state (<%= @instance %>) timer

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