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kerberos update

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This commit is contained in:
caubet_m 2022-07-15 13:07:49 +02:00
parent 8ffd1b6019
commit 6050d62c96
1 changed files with 33 additions and 1 deletions
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34
pages/merlin6/02-How-To-Use-Merlin/kerberos.md
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@ -120,7 +120,7 @@ export KRB5CCNAME="$(mktemp "$HOME/.k5/krb5cc_XXXXXX")"
# Example two: Independent Kerberos5 cache
# ${SLURM_JOBID} will make the cache independent per job
# Use it only if necessary
export KRB5CCNAME="$(mktemp "$HOME/.k5/krb5cc_${SLURM_JOBID}")"
export KRB5CCNAME="$(mktemp "$HOME/.k5/krb5cc_XXXXXX-{SLURM_JOBID}")"
```
* To obtain a Kerberos5 granting ticket, run `kinit` by using your keytab:
```bash
@ -133,6 +133,8 @@ aklog
### Slurm batch script example: obtaining KRB+AFS granting tickets
* Example 1 (**recommended**, shared cache file):
```bash
#!/bin/bash
#SBATCH --partition=hourly # Specify 'general' or 'daily' or 'hourly'
@ -152,4 +154,34 @@ aklog
klist
echo "Here should go my batch script code."
``
* Example 2 (independent cache file):
```bash
#!/bin/bash
#SBATCH --partition=hourly # Specify 'general' or 'daily' or 'hourly'
#SBATCH --time=01:00:00 # Strictly recommended when using 'general' partition.
#SBATCH --output=run.out # Generate custom output file
#SBATCH --error=run.err # Generate custom error file
#SBATCH --nodes=1 # Uncomment and specify #nodes to use
#SBATCH --ntasks=1 # Uncomment and specify #nodes to use
#SBATCH --cpus-per-task=1
#SBATCH --constraint=xeon-gold-6152
#SBATCH --hint=nomultithread
#SBATCH --job-name=krb5
export KRB5CCNAME="$(mktemp "$HOME/.k5/krb5cc_XXXXXX-${SLURM_JOBID}")"
kinit -kt "$HOME/.k5/krb5.keytab" $USER@D.PSI.CH
aklog
klist
echo "Here should go my batch script code."
# Destroy Kerberos tickets created for this job only
kdestroy
klist
# Remove the remaining cache file
rm -f $KRB5CCNAME
```