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+ DietPi-RAMlog | Minor coding and output updates
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,14 +1,15 @@ | ||
| #!/bin/bash | ||
| { | ||
| #//////////////////////////////////// | ||
| # DietPi RAMLOG Script | ||
| # DietPi RAMlog Script | ||
| # | ||
| #//////////////////////////////////// | ||
| # Created by Daniel Knight / [email protected] / dietpi.com | ||
| # | ||
| #//////////////////////////////////// | ||
| # | ||
| # Info: | ||
| # - Location: /{DietPi,boot}/dietpi/func/dietpi-ramlog | ||
| # - /var/log is mounted as tmpfs (RAMdisk) before this script runs. | ||
| # - Saves /var/log/* attributes and ownerships to $FP_STORE during shutdown | ||
| # - Restores /var/log/* atrributes and ownerships from $FP_STORE during boot | ||
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@@ -19,16 +20,8 @@ | |
| # - /DietPi/dietpi/func/dietpi-ramlog 1 = Store from /var/log to $FP_STORE | ||
| #//////////////////////////////////// | ||
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| #------------------------------------------------------------------------------------- | ||
| #. /DietPi/dietpi/func/dietpi-globals # Not compatible until DietPi-PreBoot has finished and overkill for the purpose of this script. | ||
| #export LC_ALL=en_GB.UTF-8 # Not required, as we do not parse any external command and "date" is allowed to be in user locale format. | ||
| #cd $HOME # Not required, as we do not create any tmp files and produces and: "cd: HOME not set" | ||
| #------------------------------------------------------------------------------------- | ||
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| [[ $1 =~ ^-?[0-9]+$ ]] && INPUT=$1 || INPUT=-1 | ||
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| INPUT=$1 | ||
| EXIT_CODE=0 | ||
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| PROGRAM_NAME='DietPi-RAMlog' | ||
| FP_STORE='/var/tmp/dietpi/logs/dietpi-ramlog_store' | ||
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@@ -37,56 +30,54 @@ | |
| #///////////////////////////////////////////////////////////////////////////////////// | ||
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| # Startup phase: Restore from disk | ||
| if (( $INPUT == 0 )); then | ||
| if [[ $INPUT == 0 ]]; then | ||
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| echo "$(date) | $PROGRAM_NAME: Restoring logs from disk..." | ||
| echo "$(date) | $PROGRAM_NAME: [ INFO ] Restoring logs from disk..." | ||
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| if [[ -d $FP_STORE ]]; then | ||
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| # - Restore empty logs with ownership and permissions from disk | ||
| cp -an --attributes-only $FP_STORE/. /var/log/ || EXIT_CODE=$? | ||
| # Restore empty logs with ownership and permissions from disk | ||
| if cp -an --attributes-only $FP_STORE/. /var/log/; then | ||
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| if (( $EXIT_CODE )); then | ||
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| echo "$(date) | $PROGRAM_NAME: [ERROR] Restoring logs from disk failed with exit code: $EXIT_CODE" | ||
| echo "$(date) | $PROGRAM_NAME: [ OK ] Restored logs from disk." | ||
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| else | ||
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| echo "$(date) | $PROGRAM_NAME: Restored logs from disk." | ||
| EXIT_CODE=$? | ||
| echo "$(date) | $PROGRAM_NAME: [FAILED] Restoring logs from disk failed with exit code: $EXIT_CODE" | ||
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| fi | ||
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| else | ||
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| echo "$(date) | $PROGRAM_NAME: No logs found on disk. Aborting..." | ||
| echo "$(date) | $PROGRAM_NAME: [ INFO ] No logs found on disk. Aborting..." | ||
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| fi | ||
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| # Shutdown phase: Store to disk | ||
| elif (( $INPUT == 1 )); then | ||
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| echo "$(date) | $PROGRAM_NAME: Storing logs to disk..." | ||
| elif [[ $INPUT == 1 ]]; then | ||
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| # - Assure empty $FP_STORE | ||
| [[ -d $FP_STORE ]] && rm -Rf $FP_STORE/{,.??,.[^.]}* || mkdir -p $FP_STORE || EXIT_CODE=$? | ||
| echo "$(date) | $PROGRAM_NAME: [ INFO ] Storing logs to disk..." | ||
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| # - Store empty logs with ownership and permissions to disk | ||
| cp -af --attributes-only /var/log/. $FP_STORE/ || EXIT_CODE=$? | ||
| # Assure empty $FP_STORE | ||
| [[ -d $FP_STORE ]] && rm -Rf $FP_STORE/{,.??,.[^.]}* || mkdir -p $FP_STORE | ||
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| if (( $EXIT_CODE )); then | ||
| # Store empty logs with ownership and permissions to disk | ||
| if cp -af --attributes-only /var/log/. $FP_STORE/; then | ||
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| echo "$(date) | $PROGRAM_NAME: [ERROR] Storing logs to disk failed with exit code: $EXIT_CODE" | ||
| echo "$(date) | $PROGRAM_NAME: [ OK ] Stored logs to disk." | ||
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| else | ||
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| echo "$(date) | $PROGRAM_NAME: Stored logs to disk." | ||
| EXIT_CODE=$? | ||
| echo "$(date) | $PROGRAM_NAME: [FAILED] Storing logs to disk failed with exit code: $EXIT_CODE" | ||
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| fi | ||
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| else | ||
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| echo "$(date) | $PROGRAM_NAME: [ERROR] Unknown argument: $INPUT. Aborting..." | ||
| EXIT_CODE=1 | ||
| echo "$(date) | $PROGRAM_NAME: [FAILED] Unknown argument: \"$INPUT\". Aborting..." | ||
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| fi | ||
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