diff options
author | Ilya Mashchenko <ilya@netdata.cloud> | 2021-02-11 17:56:47 +0300 |
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committer | GitHub <noreply@github.com> | 2021-02-11 17:56:47 +0300 |
commit | 5e97c2cd45a73a5a37dc42addde1c27e7e9707bd (patch) | |
tree | 9f35463bb1bf99ac71ff39eadd2ab29cecb9ab2d /collectors/python.d.plugin/hpssa | |
parent | a392d3227e5ff993f2e3fe796d4413064d68b282 (diff) |
add resetting CapabilityBoundingSet workaround to the python.d collectors (that use `sudo`) readmes (#10587)
Co-authored-by: Joel Hans <joel.g.hans@gmail.com>
Diffstat (limited to 'collectors/python.d.plugin/hpssa')
-rw-r--r-- | collectors/python.d.plugin/hpssa/README.md | 52 |
1 files changed, 36 insertions, 16 deletions
diff --git a/collectors/python.d.plugin/hpssa/README.md b/collectors/python.d.plugin/hpssa/README.md index 2079ff2ad7..af8c4378e9 100644 --- a/collectors/python.d.plugin/hpssa/README.md +++ b/collectors/python.d.plugin/hpssa/README.md @@ -8,44 +8,64 @@ sidebar_label: "HP Smart Storage Arrays" Monitors controller, cache module, logical and physical drive state and temperature using `ssacli` tool. +Executed commands: + +- `sudo -n ssacli ctrl all show config detail` + ## Requirements: This module uses `ssacli`, which can only be executed by root. It uses -`sudo` and assumes that it is configured such that the `netdata` user can -execute `ssacli` as root without password. +`sudo` and assumes that it is configured such that the `netdata` user can execute `ssacli` as root without a password. -Add to `sudoers`: +- Add to your `/etc/sudoers` file: -``` +`which ssacli` shows the full path to the binary. + +```bash netdata ALL=(root) NOPASSWD: /path/to/ssacli ``` -To collect metrics, the module executes: `sudo -n ssacli ctrl all show config detail` +- Reset Netdata's systemd + unit [CapabilityBoundingSet](https://www.freedesktop.org/software/systemd/man/systemd.exec.html#Capabilities) (Linux + distributions with systemd) + +The default CapabilityBoundingSet doesn't allow using `sudo`, and is quite strict in general. Resetting is not optimal, but a next-best solution given the inability to execute `ssacli` using `sudo`. + +As the `root` user, do the following: + +```cmd +mkdir /etc/systemd/system/netdata.service.d +echo -e '[Service]\nCapabilityBoundingSet=~' | tee /etc/systemd/system/netdata.service.d/unset-capability-bounding-set.conf +systemctl daemon-reload +systemctl restart netdata.service +``` -This module produces: +## Charts -1. Controller state and temperature -2. Cache module state and temperature -3. Logical drive state -4. Physical drive state and temperature +- Controller status +- Controller temperature +- Logical drive status +- Physical drive status +- Physical drive temperature ## Enable the collector -The `hpssa` collector is disabled by default. To enable it, use `edit-config` from the Netdata [config -directory](/docs/configure/nodes.md), which is typically at `/etc/netdata`, to edit the `python.d.conf` file. +The `hpssa` collector is disabled by default. To enable it, use `edit-config` from the +Netdata [config directory](/docs/configure/nodes.md), which is typically at `/etc/netdata`, to edit the `python.d.conf` +file. ```bash cd /etc/netdata # Replace this path with your Netdata config directory, if different sudo ./edit-config python.d.conf ``` -Change the value of the `hpssa` setting to `yes`. Save the file and restart the Netdata Agent with `sudo systemctl -restart netdata`, or the appropriate method for your system, to finish enabling the `hpssa` collector. +Change the value of the `hpssa` setting to `yes`. Save the file and restart the Netdata Agent +with `sudo systemctl restart netdata`, or the appropriate method for your system. ## Configuration -Edit the `python.d/hpssa.conf` configuration file using `edit-config` from the Netdata [config -directory](/docs/configure/nodes.md), which is typically at `/etc/netdata`. +Edit the `python.d/hpssa.conf` configuration file using `edit-config` from the +Netdata [config directory](/docs/configure/nodes.md), which is typically at `/etc/netdata`. ```bash cd /etc/netdata # Replace this path with your Netdata config directory, if different |