EH: Add basic qhost functionality

Dockerfile

@@ -30,7 +30,7 @@ COPY entrypoint.sh /entrypoint.sh
 ARG GOLANG_VERSION=1.22.4
 
 RUN apt-get update && \
-    apt-get install -y wget git gcc make vim libhwloc-dev hwloc software-properties-common && \
+    apt-get install -y curl wget git gcc make vim libhwloc-dev hwloc software-properties-common && \
     add-apt-repository -y ppa:apptainer/ppa && \
     apt-get update && \
     apt-get install -y apptainer

Makefile

@@ -51,7 +51,7 @@ run: build
 simulate:
 	@echo "Running the container in simulation mode using cluster.json"
 	mkdir -p ./installation
-	docker run --rm -it -h master --privileged --cap-add SYS_ADMIN --name $(CONTAINER_NAME) -v ./installation:/opt/cs-install -v ./:/root/go/src/github.com/hpc-gridware/go-clusterscheduler $(IMAGE_NAME):$(IMAGE_TAG) /bin/bash -c "cd /root/go/src/github.com/hpc-gridware/go-clusterscheduler/cmd/simulator && go build . && ./simulator run ../../cluster.json && /bin/bash"
+	docker run --rm -it -h master --privileged --cap-add SYS_ADMIN -p 9464:9464 --name $(CONTAINER_NAME) -v ./installation:/opt/cs-install -v ./:/root/go/src/github.com/hpc-gridware/go-clusterscheduler $(IMAGE_NAME):$(IMAGE_TAG) /bin/bash -c "cd /root/go/src/github.com/hpc-gridware/go-clusterscheduler/cmd/simulator && go build . && ./simulator run ../../cluster.json && /bin/bash"
 
 #.PHONY: simulate
 #simulate:

go.mod

@@ -1,35 +1,35 @@
 module github.com/hpc-gridware/go-clusterscheduler
 
-go 1.22.4
+go 1.23.1
 
 require (
-	github.com/goccy/go-json v0.10.3
-	github.com/onsi/ginkgo/v2 v2.19.1
-	github.com/onsi/gomega v1.34.1
-	go.opentelemetry.io/contrib/bridges/otelslog v0.5.0
-	go.opentelemetry.io/otel v1.30.0
-	go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.6.0
-	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.30.0
-	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.30.0
-	go.opentelemetry.io/otel/log v0.6.0
-	go.opentelemetry.io/otel/sdk v1.30.0
-	go.opentelemetry.io/otel/sdk/log v0.6.0
-	go.opentelemetry.io/otel/sdk/metric v1.30.0
+	github.com/goccy/go-json v0.10.4
+	github.com/onsi/ginkgo/v2 v2.22.0
+	github.com/onsi/gomega v1.36.1
+	go.opentelemetry.io/contrib/bridges/otelslog v0.8.0
+	go.opentelemetry.io/otel v1.33.0
+	go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.9.0
+	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.33.0
+	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.33.0
+	go.opentelemetry.io/otel/log v0.9.0
+	go.opentelemetry.io/otel/sdk v1.33.0
+	go.opentelemetry.io/otel/sdk/log v0.9.0
+	go.opentelemetry.io/otel/sdk/metric v1.33.0
 )
 
 require (
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
-	github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6 // indirect
+	github.com/google/pprof v0.0.0-20241029153458-d1b30febd7db // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	go.opentelemetry.io/otel/metric v1.30.0 // indirect
-	go.opentelemetry.io/otel/trace v1.30.0 // indirect
-	golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 // indirect
-	golang.org/x/net v0.27.0 // indirect
-	golang.org/x/sys v0.25.0 // indirect
-	golang.org/x/text v0.16.0 // indirect
-	golang.org/x/tools v0.23.0 // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
+	go.opentelemetry.io/otel/metric v1.33.0 // indirect
+	go.opentelemetry.io/otel/trace v1.33.0 // indirect
+	golang.org/x/net v0.30.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/text v0.19.0 // indirect
+	golang.org/x/tools v0.26.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -7,57 +7,64 @@ github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
 github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8=
-github.com/goccy/go-json v0.10.3 h1:KZ5WoDbxAIgm2HNbYckL0se1fHD6rz5j4ywS6ebzDqA=
-github.com/goccy/go-json v0.10.3/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
+github.com/goccy/go-json v0.10.4 h1:JSwxQzIqKfmFX1swYPpUThQZp/Ka4wzJdK0LWVytLPM=
+github.com/goccy/go-json v0.10.4/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6 h1:k7nVchz72niMH6YLQNvHSdIE7iqsQxK1P41mySCvssg=
-github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6/go.mod h1:kf6iHlnVGwgKolg33glAes7Yg/8iWP8ukqeldJSO7jw=
+github.com/google/pprof v0.0.0-20241029153458-d1b30febd7db h1:097atOisP2aRj7vFgYQBbFN4U4JNXUNYpxael3UzMyo=
+github.com/google/pprof v0.0.0-20241029153458-d1b30febd7db/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/onsi/ginkgo/v2 v2.19.1 h1:QXgq3Z8Crl5EL1WBAC98A5sEBHARrAJNzAmMxzLcRF0=
-github.com/onsi/ginkgo/v2 v2.19.1/go.mod h1:O3DtEWQkPa/F7fBMgmZQKKsluAy8pd3rEQdrjkPb9zA=
-github.com/onsi/gomega v1.34.1 h1:EUMJIKUjM8sKjYbtxQI9A4z2o+rruxnzNvpknOXie6k=
-github.com/onsi/gomega v1.34.1/go.mod h1:kU1QgUvBDLXBJq618Xvm2LUX6rSAfRaFRTcdOeDLwwY=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/onsi/ginkgo/v2 v2.22.0 h1:Yed107/8DjTr0lKCNt7Dn8yQ6ybuDRQoMGrNFKzMfHg=
+github.com/onsi/ginkgo/v2 v2.22.0/go.mod h1:7Du3c42kxCUegi0IImZ1wUQzMBVecgIHjR1C+NkhLQo=
+github.com/onsi/gomega v1.36.1 h1:bJDPBO7ibjxcbHMgSCoo4Yj18UWbKDlLwX1x9sybDcw=
+github.com/onsi/gomega v1.36.1/go.mod h1:PvZbdDc8J6XJEpDK4HCuRBm8a6Fzp9/DmhC9C7yFlog=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-go.opentelemetry.io/contrib/bridges/otelslog v0.5.0 h1:lU3F57OSLK5mQ1PDBVAfDDaKCPv37MrEbCfTzsF4bz0=
-go.opentelemetry.io/contrib/bridges/otelslog v0.5.0/go.mod h1:I84u06zJFr8T5D73fslEUbnRBimVVSBhuVw8L8I92AU=
-go.opentelemetry.io/otel v1.30.0 h1:F2t8sK4qf1fAmY9ua4ohFS/K+FUuOPemHUIXHtktrts=
-go.opentelemetry.io/otel v1.30.0/go.mod h1:tFw4Br9b7fOS+uEao81PJjVMjW/5fvNCbpsDIXqP0pc=
-go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.6.0 h1:bZHOb8k/CwwSt0DgvgaoOhBXWNdWqFWaIsGTtg1H3KE=
-go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.6.0/go.mod h1:XlV163j81kDdIt5b5BXCjdqVfqJFy/LJrHA697SorvQ=
-go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.30.0 h1:IyFlqNsi8VT/nwYlLJfdM0y1gavxGpEvnf6FtVfZ6X4=
-go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.30.0/go.mod h1:bxiX8eUeKoAEQmbq/ecUT8UqZwCjZW52yJrXJUSozsk=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.30.0 h1:kn1BudCgwtE7PxLqcZkErpD8GKqLZ6BSzeW9QihQJeM=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.30.0/go.mod h1:ljkUDtAMdleoi9tIG1R6dJUpVwDcYjw3J2Q6Q/SuiC0=
-go.opentelemetry.io/otel/log v0.6.0 h1:nH66tr+dmEgW5y+F9LanGJUBYPrRgP4g2EkmPE3LeK8=
-go.opentelemetry.io/otel/log v0.6.0/go.mod h1:KdySypjQHhP069JX0z/t26VHwa8vSwzgaKmXtIB3fJM=
-go.opentelemetry.io/otel/metric v1.30.0 h1:4xNulvn9gjzo4hjg+wzIKG7iNFEaBMX00Qd4QIZs7+w=
-go.opentelemetry.io/otel/metric v1.30.0/go.mod h1:aXTfST94tswhWEb+5QjlSqG+cZlmyXy/u8jFpor3WqQ=
-go.opentelemetry.io/otel/sdk v1.30.0 h1:cHdik6irO49R5IysVhdn8oaiR9m8XluDaJAs4DfOrYE=
-go.opentelemetry.io/otel/sdk v1.30.0/go.mod h1:p14X4Ok8S+sygzblytT1nqG98QG2KYKv++HE0LY/mhg=
-go.opentelemetry.io/otel/sdk/log v0.6.0 h1:4J8BwXY4EeDE9Mowg+CyhWVBhTSLXVXodiXxS/+PGqI=
-go.opentelemetry.io/otel/sdk/log v0.6.0/go.mod h1:L1DN8RMAduKkrwRAFDEX3E3TLOq46+XMGSbUfHU/+vE=
-go.opentelemetry.io/otel/sdk/metric v1.30.0 h1:QJLT8Pe11jyHBHfSAgYH7kEmT24eX792jZO1bo4BXkM=
-go.opentelemetry.io/otel/sdk/metric v1.30.0/go.mod h1:waS6P3YqFNzeP01kuo/MBBYqaoBJl7efRQHOaydhy1Y=
-go.opentelemetry.io/otel/trace v1.30.0 h1:7UBkkYzeg3C7kQX8VAidWh2biiQbtAKjyIML8dQ9wmc=
-go.opentelemetry.io/otel/trace v1.30.0/go.mod h1:5EyKqTzzmyqB9bwtCCq6pDLktPK6fmGf/Dph+8VI02o=
-golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 h1:2dVuKD2vS7b0QIHQbpyTISPd0LeHDbnYEryqj5Q1ug8=
-golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56/go.mod h1:M4RDyNAINzryxdtnbRXRL/OHtkFuWGRjvuhBJpk2IlY=
-golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
-golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
-golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
-golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
-golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
-golang.org/x/tools v0.23.0 h1:SGsXPZ+2l4JsgaCKkx+FQ9YZ5XEtA1GZYuoDjenLjvg=
-golang.org/x/tools v0.23.0/go.mod h1:pnu6ufv6vQkll6szChhK3C3L/ruaIv5eBeztNG8wtsI=
-google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
-google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

pkg/adapter/rest.md

@@ -7,7 +7,7 @@ to execute `qconf` commands through http POST calls.
 
 ## Canonical Example of a qconf REST API
 
-This is another example of exposing qconf trough a REST API.
+This is another example of exposing qconf through a REST API.
 
 ### Cluster Configuration
 

pkg/qacct/v9.0/memory.go → pkg/helper/memory.go

@@ -17,13 +17,13 @@
 ************************************************************************/
 /*___INFO__MARK_END__*/
 
-package qacct
+package helper
 
 import (
 	"errors"
+	"fmt"
 	"strconv"
 	"strings"
-	"unicode"
 )
 
 // ParseMemoryFromString takes a string like "4.078G".
@@ -36,32 +36,36 @@ import (
 // 1000, K multiply by 1024, m multiply by 1000*1000, M multiply by 1024*1024,
 // g multiply by 1000*1000*1000 and G multiply by 1024*1024*1024. If no
 // multiplier is present, the value is just counted in bytes.""
+// Example: "15.6G" -> 15.6 * 1024 * 1024 * 1024
 func ParseMemoryFromString(m string) (int64, error) {
 	if len(m) == 0 {
 		return 0, errors.New("empty string")
 	}
 
-	// Find position of the first non-digit character
-	var i int
-	for i = len(m) - 1; i >= 0; i-- {
-		if !unicode.IsDigit(rune(m[i])) && m[i] != '.' {
-			break
-		}
+	if m == "0" || m == "0.0" || m == "0.00" || m == "0.000" {
+		return 0, nil
 	}
 
-	// Separate the number part and the multiplier part
-	numberStr := m[:i+1]
-	unit := m[i+1:]
+	// last character must be a multiplier
+	if !strings.HasSuffix(m, "k") && !strings.HasSuffix(m, "K") &&
+		!strings.HasSuffix(m, "m") && !strings.HasSuffix(m, "M") &&
+		!strings.HasSuffix(m, "g") && !strings.HasSuffix(m, "G") {
+		// no unit, return the number as is
+		return strconv.ParseInt(m, 10, 64)
+	}
+
+	unit := m[len(m)-1]
+	numberStr := m[:len(m)-1]
 
 	// Parse the number part
 	number, err := strconv.ParseFloat(numberStr, 64)
 	if err != nil {
-		return 0, err
+		return 0, fmt.Errorf("invalid number: %s: %v", numberStr, err)
 	}
 
 	// Determine the multiplier
 	multiplier := int64(1) // Default is bytes if no unit
-	switch strings.ToUpper(unit) {
+	switch strings.ToUpper(string(unit)) {
 	case "K":
 		multiplier = 1024
 	case "M":
@@ -80,10 +84,7 @@ func ParseMemoryFromString(m string) (int64, error) {
 		return 0, errors.New("invalid unit")
 	}
 
-	// Calculate the result
-	result := int64(number * float64(multiplier))
-
-	return result, nil
+	return int64(number * float64(multiplier)), nil
 }
 
 func MemoryToString(m int64) string {