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refactor: support customizing snmp_exporter url/mirror

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Signed-off-by: gardar <gardar@users.noreply.github.com>
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gardar 2023-02-22 17:37:31 +00:00
parent 12a8260b2b
commit 7f81fc0216
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4 changed files with 7 additions and 3 deletions
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2
roles/snmp_exporter/README.md
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@ -17,6 +17,8 @@ All variables which can be overridden are stored in [defaults/main.yml](defaults
| Name | Default Value | Description |
| -------------- | ------------- | -----------------------------------|
| `snmp_exporter_version` | 0.19.0 | SNMP exporter package version |
| `snmp_exporter_binary_url` | `https://github.com/prometheus/snmp_exporter/releases/download/v{{ snmp_exporter_version }}/snmp_exporter-{{ snmp_exporter_version }}.linux-{{ go_arch_map[ansible_architecture] | default(ansible_architecture) }}.tar.gz` | URL of the snmp exporter binaries .tar.gz file |
| `snmp_exporter_checksums_url` | `https://github.com/prometheus/snmp_exporter/releases/download/v{{ snmp_exporter_version }}/sha256sums.txt` | URL of the snmp exporter checksums file |
| `snmp_exporter_web_listen_address` | "0.0.0.0:9116" | Address on which SNMP exporter will be listening |
| `snmp_exporter_config_file` | "" | If this is empty, role will download snmp.yml file from https://github.com/prometheus/snmp_exporter. Otherwise this should contain path to file with custom snmp exporter configuration |

3
roles/snmp_exporter/defaults/main.yml
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@ -1,5 +1,8 @@
---
snmp_exporter_version: 0.19.0
snmp_exporter_binary_url: "https://github.com/prometheus/snmp_exporter/releases/download/v{{ snmp_exporter_version }}/\
snmp_exporter-{{ snmp_exporter_version }}.linux-{{ go_arch_map[ansible_architecture] | default(ansible_architecture) }}.tar.gz"
snmp_exporter_checksums_url: "https://github.com/prometheus/snmp_exporter/releases/download/v{{ snmp_exporter_version }}/sha256sums.txt"
snmp_exporter_web_listen_address: "0.0.0.0:9116"
snmp_exporter_log_level: info

3
roles/snmp_exporter/tasks/install.yml
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@ -2,8 +2,7 @@
- name: Download snmp_exporter binary to local folder
become: false
ansible.builtin.get_url:
url: "https://github.com/prometheus/snmp_exporter/releases/download/v{{ snmp_exporter_version }}/\
snmp_exporter-{{ snmp_exporter_version }}.linux-{{ go_arch_map[ansible_architecture] | default(ansible_architecture) }}.tar.gz"
url: "{{ snmp_exporter_binary_url }}"
dest: "/tmp"
checksum: "sha256:{{ snmp_exporter_checksum }}"
mode: 0644

2
roles/snmp_exporter/tasks/preflight.yml
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@ -3,5 +3,5 @@
ansible.builtin.set_fact:
snmp_exporter_checksum: "{{ item.split(' ')[0] }}"
with_items:
- "{{ lookup('url', 'https://github.com/prometheus/snmp_exporter/releases/download/v' + snmp_exporter_version + '/sha256sums.txt', wantlist=True) | list }}"
- "{{ lookup('url', snmp_exporter_checksums_url, wantlist=True) | list }}"
when: "('linux-' + (go_arch_map[ansible_architecture] | default(ansible_architecture)) + '.tar.gz') in item"